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32-bit avr uc3 mcus AVR32919: uc3c evaluation kit user guide features the following is a list of the main components and interfaces on the at32uc3c-ek: ? main mcu: 32-bit avr uc3 at32uc3c0512 (tqfp144) C 512kbytes internal flash, 256kbytes internal ram C up to 66mhz operation C controller area network interfaces C peripheral event system C flashvault ? allows pre-programmed, secure library support for end user applications C dsp floating point instructions ? one serial data flash, 64mbits ? one serial eeprom 128-bits ? four leds ? two push buttons atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015
? one reset pushbutton ? powered through usb connector or through external power supply (header j1 or j2) ? 16mhz oscillator for the main clock, one rtc 32khz crystal and one free footprint for additional oscillator ? jtag and nexus connectors for programming and debugging on the atmel at32uc3c0512c mcu ? one qtouch ? (atmel at42qt1060) with six buttons connected through the twi ? one qvga lcd display with resistive touch screen ? one jack connector to output audio samples ? one microphone input to record audio signal ? two can interfaces and two lin interfaces ? one sd/mmc slot connector ? one sdram 256mbits ? wireless header (wless) for the wireless expansion header or for any spi-based or twi-based or usart-based external communication ? atmel avrmc300 expansion headers to be able to manage motor control applications ? j27: usb (2.0 mini a-b receptacle) connected to the 32-bit atmel avr uc3 at32uc3b1256 C at32uc3c0512 and at32uc3b1256 are connected through two pins C the pre-loaded firmware on the at32uc3b1256 acts as a uart-usb cdc virtual com port gateway C the j28 jumper can be used to set the at32uc3b1256 in boot loader mode at power up C jtag connector for programming and debugging the at32uc3b1256 (j13) atmel AVR32919: uc3c evaluation kit [user guide] atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015 2
table of contents features.......................................................................................................................... 1 1. introduction................................................................................................................ 5 1.1. acronyms......................................................................................................................................5 2. kit overview...............................................................................................................6 2.1. kit contents..................................................................................................................................7 2.2. power-up and getting started..................................................................................................... 7 2.3. reference materials..................................................................................................................... 7 3. hardware description................................................................................................ 8 3.1. power supply............................................................................................................................... 8 3.1.1. overview........................................................................................................................8 3.1.2. uc3c-specific information............................................................................................ 9 3.1.3. configurations and test points.................................................................................... 10 3.1.4. power consumption measurement..............................................................................11 3.2. user interface.............................................................................................................................12 3.2.1. overview......................................................................................................................12 3.2.2. uc3c-specific information.......................................................................................... 13 3.2.3. hardware configuration and test points..................................................................... 15 3.3. networking..................................................................................................................................15 3.3.1. overview......................................................................................................................16 3.3.2. uc3c-specific information.......................................................................................... 17 3.3.3. configuration and test points......................................................................................18 3.4. external memory........................................................................................................................ 18 3.4.1. overview......................................................................................................................18 3.4.2. uc3c-specific information.......................................................................................... 19 3.5. programming and debugging interface..................................................................................... 20 3.5.1. overview......................................................................................................................21 3.5.2. uc3c-specific information.......................................................................................... 22 3.5.3. configuration and test points......................................................................................22 3.6. expansion interface....................................................................................................................23 3.6.1. overview......................................................................................................................24 3.6.2. uc3c-specific information.......................................................................................... 25 3.6.3. configuration and test points......................................................................................28 3.7. usb virtual com port interface..................................................................................................28 3.7.1. overview......................................................................................................................29 3.7.2. uc3c-specific information.......................................................................................... 30 3.7.3. configuration and test points......................................................................................30 3.8. usb interface............................................................................................................................. 31 3.8.1. overview......................................................................................................................31 3.8.2. uc3c-specific information.......................................................................................... 32 3.8.3. configuration............................................................................................................... 32 3.9. at32uc3c0512c.......................................................................................................................33 3.9.1. overview......................................................................................................................33
3.9.2. at32uc3c0512c pinout............................................................................................. 35 3.9.3. configuration............................................................................................................... 39 4. evaluation board/kit important notice..................................................................... 40 atmel AVR32919: uc3c evaluation kit [user guide] atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015 4
1. introduction the atmel ? at32uc3c-ek is an evaluation kit and development system for the atmel avr ? uc3 at32uc3c0512c microcontroller. as a development system, the board notably provides on-board memory, a usb communication interface, can and lin network interfaces, and the jtag programming and debugging interface. the at32uc3c- ek also features expansion headers; one of these is the wireless expansion header (named wless header on the pcb). figure 1-1?the at32uc3c-ek evaluation kit 1.1. acronyms asf avr software framework can controlled area network lin local interconnect network hmi human machine interface atmel AVR32919: uc3c evaluation kit [user guide] atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015 5
2. kit overview this chapter lists the features provided by the at32uc3c-ek evaluation kit and describes the content of the box the kit is packaged in. figure 2-1?at32uc3c-ek block diagram atmel AVR32919: uc3c evaluation kit [user guide] atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015 6
2.1. kit contents the at32uc3c-ek toolbox contains the following items: ? one avr technical library dvd ? one at32uc3c-ek customer letter ? one at32uc3c-ek getting started guide ? one at32uc3c-ek evaluation kit ? two mini-b plug to std-a plug ~1.5m usb cable ? five 2-pin cables ? one 10-pin flat cable figure 2-2?unpacked at32uc3c-ek toolbox 2.2. power-up and getting started refer to the avr32777: at32uc3l-ek getting started guide . 2.3. reference materials 1. the avr uc3 c0 series datasheet 2. the at32uc3c-ek schematics and assembly bottom/top views 3. the at32uc3c-ek getting started document 4. the avrmc300 getting started 5. the 32-bit avr uc3 c series schematic checklist 6. the avr software framework all pre-loaded firmware source code is available in the avr software framework version 2.0 or higher. 7. debuggers atmel AVR32919: uc3c evaluation kit [user guide] atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015 7
3. hardware description this chapter presents the hardware blocks of the at32uc3c-ek hardware design. each hardware block is described with: ? an overview of the hardware block ? a location in the schematics document ? at32uc3c-specific information (when relevant) ? all possible hardware configurations of the block and available test points in each block description, the components reference and schematic can be found in the at32uc3c-ek schematics and assembly bottom/top views . 3.1. power supply the power supply block of the at32uc3c-ek is in charge of distributing power to all components of the board. figure 3-1?at32uc3c-ek power supply logical view 3.1.1. overview the at32uc3c-ek can be powered from four different sources: 2x usb mini ab plug (5v input): labeled "usb user" (j21) and "usb vcp" (j27) and 2x external power supply j1 jack connector or the j2 2- pins headers (dc 12v 10%). the at32uc3c-ek will automatically switch to the more accurate power source if it senses voltage on it (external power supply is defined as the more accurate power source, then vbus from "usb vcp" and the less accurate power source is vbus from "usb user"). these inputs go through an external 3.3v switch mode regulator which delivers supplies to the rest of the board with a 3.3v voltage. the power indicator led green d3, labeled "power", indicates if the 3.3v from the external regulator is present. refer to configurations and test points on page 10 for a description of the possible hardware configurations of the power supply block. atmel AVR32919: uc3c evaluation kit [user guide] atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015 8
figure 3-2?at32uc3c-ek top view power supply location figure 3-3?at32uc3c-ek bottom view power supply location 3.1.2. uc3c-specific information at32uc3c0512c power supply mode among the two power supply configurations supported by the atmel at32uc3c0512c, this board implements the 3.3v single supply mode configuration. refer to the supply considerations section in the avr uc3 c0 series datasheet for schematic diagram of this mode. at32uc3c0512c pinout for the power supply block table 3-1?uc3c pinout for the power supply block qfp144 pin gpio gpio alternate functions feature 53 n.a. n.a. vddin5 54 n.a. n.a. vddin33 atmel AVR32919: uc3c evaluation kit [user guide] atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015 9
qfp144 pin gpio gpio alternate functions feature 52 n.a. n.a. gndpll 55 n.a. n.a. vddcore 56 n.a n.ag ndcore 37 n.a. n.a. gndana 34,35 n.a. n.a. adcrefp/n 38 n.a. n.a. vddana 5,76,104,119 n.a. n.a gndvddio 5,75,103,118 n.a. n.a. vddio 3.1.3. configurations and test points 3.1.3.1. hardware configurations the default hardware configuration of the power supply block implies that: ? the power supply source is one of the 2x usb plugs, "usb user" or "usb vcp", or the jack header ? figure 3-1?at32uc3c-ek power supply logical view on page 8 ? figure 2-1?at32uc3c-ek block diagram on page 6 ? the 2-pins header (j2) can also be used as a power supply source (not available by default) mount the 0? r73 resistor (solder strap) and remove the 0? r71 resistor, to enable the 2-pins header external entry (j2). 3.1.3.2. test points a few test points covering the power supply block have been placed on the at32uc3c-ek for the verification of important signals. table 3-2?power supply block test points designation feature tp12-14 input voltage level after d1 when the j1 external power supply is used tp20-21 input voltage level after d2 when the j2 external power supply is used tp22-23 input voltage for 3.3v regulator. 5v nominal tp24-25 input voltage for all board components. 3.3v nominal tp28-31 input voltage for all board components except atmel at32uc3c0512c and atmel at42qt1080. should be 3.3v nominal tp27-30 input voltage for the at32uc3c0512c vddio pin. should be 3.3v nominal tp26-29 input voltage for the at32uc3c0512c vddin pin. should be 3.3v nominal tp32-33 input voltage for the at32uc3c0512c vddana pin. should be 3.3v nominal tp13 gnd atmel AVR32919: uc3c evaluation kit [user guide] atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015 10
3.1.4. power consumption measurement to measure the power consumption of the overall board not including the at32uc3c0512c, remove the 0? r24, 25, 26, 27 resistors and insert the amp meter in the 2-pins header j6 (not mounted by default). to measure the power consumption on the at32uc3c0512c vddio, remove the 0? r26 resistor and insert the amp meter in the 2-pins header j5 (not mounted by default). to measure the power consumption on the at32uc3c0512c vddin, remove the 0? r25 resistor and insert the amp meter in the 2-pins header j4 (not mounted by default). to measure the power consumption on the at32uc3c0512c vddana, remove the 0? r24 resistor and insert the amp meter in the 2-pins header j3 (not mounted by default). figure 3-4?at32uc3c-ek power consumption measurement headers location atmel AVR32919: uc3c evaluation kit [user guide] atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015 11
3.2. user interface figure 3-5?at32uc3c-ek user interface logical view 3.2.1. overview the main user interface offered by the kit is the touch user interface consisting of the: ? 6x button sensors interfaced through the twi interface of the atmel at32uc3c0512c and a qvga lcd display interfaced through the ebi interface of the at32uc3c0512c with touch screen interfaced through the adcifa interface of the at32uc3c0512c ? 4x general purpose leds (labeled led0, led1, led2, and led3) connected to the at32uc3c0512c ? the 2x push-button labeled pb0 and pb1 used as general purpose push-button ? the push-buttons labeled rst used to generate an external reset to the at32uc3c0512c ? an audio jack header is connected to one channel of the dacifb ip of the at32uc3c0512c ? a microphone and a potentiometer each connected to one channel of the adcifa interface of the at32uc3c0512c note that there are other user interface components in the kit, these are related to: ? the usb interface is presented in usb interface on page 31 ? the virtual com port interface is presented in usb interface on page 31 atmel AVR32919: uc3c evaluation kit [user guide] atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015 12
figure 3-6?at32uc3c-ek top view user interface location figure 3-7?at32uc3c-ek bottom view user interface location 3.2.2. uc3c-specific information at32uc3c0512c pinout for the user interface block atmel AVR32919: uc3c evaluation kit [user guide] atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015 13
table 3-3?uc3c pinout for the touch sensors interface qfp144 pin gpio gpio alternate functions feature 73 pc02 twims0_twd twi data 74 pc03 twims0_twck twi clock table 3-4? uc3c pinout for the leds and push-buttons interfaces qfp144 pin gpio gpio alternate functions feature 25 pa8 gpio[8] led0 132 pd23 gpio[119] led1 86 pc13 gpio[77] or pwmh[2] led2 131 pd22 gpio[118] or tc0-a2 led3 31 pa14 gpio[14] pb0 push-button 48 pa29 gpio[29] or extint[0] pb1 push-button n.a. n.a. rst push-button, connected to the reset_n pin table 3-5? uc3c pinout for the audio jack, microphone, and potentiometer qfp144 pin gpio gpio alternate functions feature 44 pa25 adcifa-adcin14 microphone input 32 pa15 dacifb-dac1b jack audio 26 pa9 adcifa-adcin5 potentiometer table 3-6?uc3c pinout for the qvga lcd display qfp144 pin gpio gpio alternate functions feature 22 pa5 adcifa-adcin1 tft yu line measurement 30 pa13 adcifa-adcin15 tft yd line measurement 43 pa24 adcifa-adcin13 tft xr line measurement 21 pa4 adcifa-adcin0 tft xl line measurement 58 pb19 spi1-mosi tft interface through the spi is not implemented by default. see configurations and test points on page 10 59 pb20 spi1-miso tft interface through the spi is not implemented by default. see configurations and test points on page 10 60 pb21 spi1-scki tft interface through the spi is not implemented by default. see configurations and test points on page 10 atmel AVR32919: uc3c evaluation kit [user guide] atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015 14
qfp144 pin gpio gpio alternate functions feature 92-106 107-109 pc19-31 pd0-2 ebi d0 - ebi d12 ebi d13 - ebi d15 tft data bus 128 pd19 ebi a15 tft te signal 134 pd25 ebi nwe0 tft write signal 135 pd26 ebi nrd tft read signal 125 pd16 ebi 16 tft reset signal 137 pd28 gpio[124] or tc0-b0 tft backlight signal 3.2.3. hardware configuration and test points hardware configuration the default hardware configuration of the user interface block connects the qvga lcd display is connected through parallel interface (with ebi). to switch to the serial interface (with spi): ? remove the 0? r44 and r52 resistors ? mount the 0? r48 and r54 resistors test points a few test points covering the user interface block have been placed on the atmel at32uc3c-ek for the verification of important signals. table 3-7?power supply block test points designation feature tp1 input voltage on the at32uc3c0512c reset_n pin depending on the state of the rst push-button tp101-106 input capacitive touch buttons cs1-cs6 tp41 input voltage on the at32uc3c0512c pb0 pin depending on the state of the pb0 push- button tp40 input voltage on the at32uc3c0512c pb1 pin depending on the state of the pb1 push- button tp42 voltage level on led0 tp43 voltage level on led1 tp44 voltage level on led2 tp45 voltage level on led3 3.3. networking the networking block of the at32uc3c-ek covers all components providing can and lin bus interfaces through db9 connectors and 3-pins headers. atmel AVR32919: uc3c evaluation kit [user guide] atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015 15
figure 3-8?atmel at32uc3c-ek networking logical view 3.3.1. overview the networking block supports both can and lin interface: ? the can transceivers are embedded on the uc3c-ek (u9 and u11) and termination resistors can be used as bus configuration through 2-pin headers (j9 and j14). see configurations and test points on page 10. the physical connections of can bus are accessible through db9 connectors (j10 and j15). ? the lin transceivers are embedded on the uc3c-ek (u10 and u12). the master/slave configurations are accessible through 2-pin headers (j12 and j17). the board supports also the capability to be powered-up by lin bus through 2 pin headers (j11 and j16). see configurations and test points on page 10. the physical connections of lin bus are accessible through 3-pins headers (j13 and j18). atmel AVR32919: uc3c evaluation kit [user guide] atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015 16
figure 3-9?at32uc3c-ek top view networking location 3.3.2. uc3c-specific information at32uc3c0512c pinout for the user interface block table 3-8?uc3c pinout for the can interface qfp144 pin gpio gpio alternate functions feature 36 pb04 rx can0 rx can 37 pb05 tx can0 tx can 84 pc11 rx can1 rx can 85 pc12 tx can1 tx can table 3-9?uc3c pinout for the lin interface qfp144 pin gpio gpio alternate functions feature 19 pb16 rx lin0 rx lin 20 pb17 tx lin0 tx lin atmel AVR32919: uc3c evaluation kit [user guide] atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015 17
qfp144 pin gpio gpio alternate functions feature 88 pc15 rx lin1 rx lin 89 pc16 tx lin1 tx lin 3.3.3. configuration and test points hardware configuration the terminal resistors are mounted by default. remove jumpers on the 2-pins headers (j9 or j14) to suppress this termination. the default hardware configuration of the lin block implies that two nodes are in master configuration. only remove jumpers on the 2-pins headers (j12 or j17) to switch the node in slave configuration. moreover, the board is by default powered by the lin bus. to suppress this feature, remove jumpers on the 2-pins headers (j11 or j16). 3.4. external memory the external memory on the atmel at32uc3c-ek provides extra memory to the atmel at32uc3c0512c. 3.4.1. overview figure 3-10?at32uc3c-ek external memory logical view the at32uc3c-ek implements: ? a 128-bits atmel eeprom device (at24c128) connected to the twims0 interface of the atmel at32uc3c0512c and referenced as u8 ? a 64mbit atmel dataflash device (at45db642d-cnu) connected to the spi1 interface (chip select 1) of the at32uc3c0512c and referenced as u7 ? a sd/mmc slot connected to the spi1 interface (chip select 3) of the at32uc3c0512c and referenced as j7 ? a 256mbit sdram (mt48lc16m16a2) connected to the ebi interface of the at32uc3c0512c and referenced as u6 atmel AVR32919: uc3c evaluation kit [user guide] atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015 18
figure 3-11?at32uc3c-ek bottom view external memory location 3.4.2. uc3c-specific information table 3-10?uc3c pinout for the eeprom qfp144 pin gpio gpio alternate functions feature 73 pc02 twims0_twd twi data 74 pc03 twims0_twck twi clock table 3-11?uc3c pinout for the atmel dataflash qfp144 pin gpio gpio alternate functions feature 58 pb19 spi1.miso dataflash so 59 pb20 spi1.mosi dataflash si 60 pb21 spi1.sck dataflash sck 63 pb24 spi1.npcs1 dataflash #cs 142 n.a. n.a. reset_n pin dataflash #reset atmel AVR32919: uc3c evaluation kit [user guide] atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015 19
table 3-12?uc3c pinout for the sd/mmc slot qfp144 pin gpio gpio alternate functions feature 58 pb19 spi1.miso sd so 59 pb20 spi1.mosi sd si 60 pb21 spi1.sck sd sck 61 pb22 spi1.npcs3 sd #cs 139 pd30 gpio[28] sd write protect 47 pa28 gpio[126] sd card protect table 3-13?uc3c pinout for the sdram qfp144 pin gpio gpio alternate functions feature 92-106 107-109 pc19-31 pd0-2 ebi d0 - ebi d12 ebi d13- ebi d15 sdram data bus 112-124 126-127 129-130 pd5-15 pd17-18 pd20-21 ebi a2-a11 ebi a13-a14 ebi a16-a17 sdram address bus 122 pd13 ebi sdck sdram clock 87 pc14 ebi sdcke sdram sdcke 88 pc15 ebi sdwen sdram sdwen 89 pc16 ebi casn sdram casn 90 pc17 ebi rasn sdram rasn 91 pc18 ebi sda10 sdram sda10 97 pd24 ebi dqm1 sdram dqm1 110 pd3 ebi dqm0 sdram dqm0 136 pd27 ebi cs sdram cs 3.5. programming and debugging interface the programming and debugging interface block of the atmel at32uc3c-ek provides the developer a mean to debug an application running on the atmel at32uc3c0512c. atmel AVR32919: uc3c evaluation kit [user guide] atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015 20
3.5.1. overview figure 3-12?at32uc3c-ek programming and debugging interface logical view the main programming and debugging interface of the at32uc3c-ek is meant to program and debug the atmel at32uc3c0512c. there are two debug interfaces implemented in the at32uc3c0512c: the jtag interface accessible through the j24 connector and the nexus interface accessible through the j23 connector. figure 3-13?at32uc3c-ek programming and debugging interface location atmel AVR32919: uc3c evaluation kit [user guide] atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015 21
3.5.2. uc3c-specific information table 3-14?uc3c pinout for the jtag interface qfp144 pin gpio gpio alternate functions feature 1 pa00 none jtag.tck 2 pa01 none jtag.tdi 3 pa02 none jtag.tdo 4 pa03 none jtag.tms 142 n.a. n.a. reset_n pin. used when enabling/disabling the jtag or the awire interface. also, the awire data is multiplexed on this pin. table 3-15?uc3c pinout for the jtag interface qfp144 pin gpio gpio alternate functions feature 1 pa00 none jtag.tck 2 pa01 none jtag.tdi 3 pa02 none jtag.tdo 4 pa03 none jtag.tms 142 n.a. n.a. reset_n pin. used when enabling/disabling the jtag or the awire interface. also, the awire data is multiplexed on this pin. 27 pa10 n.a. evti_n 9 pb06 n.a. mdo[5] 18 pb15 n.a. mdo[4] 17 pb14 n.a. mdo[3] 46 pa27 n.a. mdo[2] 45 pa26 n.a. mdo[1] 36 pa19 n.a. mdo[0] 138 pd29 n.a. evto_n 65 pb26 n.a. mcko 64 pb25 n.a. mseo[1] 57 pb18 n.a. mseo[0] 3.5.3. configuration and test points special considerations for the nexus pins on the atmel avr uc3 c series, the nexus pins are multiplexed with i/o lines. while using these multiplexed nexus lines all normal peripheral activity on these lines are disabled. the user must make sure that no external peripheral is blocking the nexus lines while debugging. atmel AVR32919: uc3c evaluation kit [user guide] atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015 22
table 3-16?conflicts conditions over the nexus debugging pins on page 23 highlights the components of the atmel at32uc3c-ek that might interfere with the multiplexed nexus pins. these components must not be used while debugging with the nexus interface. table 3-16?conflicts conditions over the nexus debugging pins qfp144 pin gpio conflict conditions 18 pb15 nexus pin in conflict with wireless (wless) cts signal 17 pb14 nexus pin in conflict with wireless (wless) rts signal 64 pb25 nexus pin in conflict with wireless (wless) cs signal to summarize, debugging on nexus will not work if: ? the wless connector is used test points a few test points covering the programming and debugging interface block have been placed on the at32uc3c-ek for the verification of important signals. table 3-17?programming and debugging interface block test points designation feature tp57 jtag.tck tp58 jtag.tdo tp59 jtag.tms tp60 jtag.tdi tp61 gnd tp62 vcc3 tp63 reset_n using the awire the atmel avr one! and jtagice mkii tools can interface with the atmel avr uc3 c series using the single-wire awire interface available on j24. check the documentation of these tools to find out the recommended pinout to connect to an awire target. 3.6. expansion interface the expansion interface on the at32uc3c-ek offers the possibility to connect various external devices to the at32uc3c0512. atmel AVR32919: uc3c evaluation kit [user guide] atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015 23
3.6.1. overview figure 3-14?at32uc3c-ek expansion interface logical view there are three expansion headers on the atmel at32uc3c-ek: ? the j25 header (labeled wless) to connect the wireless extension board to provide wireless communication capabilities to the kit. signals on j25.1 and j25.2 are configurable with the j44 header. the atmel at32uc3c0512c modules available on j25 are usart1 and spi1; depending on the j44 configuration, twims0 is available too. ? the j19 and j20 headers provide access to several gpios of the at32uc3c0512c and ground and vcc3. ? the atmel avrmc300 expansion offers the possibility to connect an avrmc300 expansion motor control board: C the j33 header provides access to the power driver control signals (pwm signals) C the j38 header provides access to the current and back-emf measurement (adc and ac signals) C the j41 header provides access to hall-effect sensors (gpio signals) C the j43 header provides access to quadrature decoder sensors (qdec signals) ? refer to reference materials on page 7 for more detailed information. atmel AVR32919: uc3c evaluation kit [user guide] atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015 24
figure 3-15?at32uc3c-ek top view expansion headers location 3.6.2. uc3c-specific information at32uc3c0512c pinout for the expansion interfaces table 3-18?uc3c pinout for the j25 and j44 headers qfp144 pin gpio gpio alternate functions feature 17 pb14 usart1.rts provides access to the usart1.rts signal. available on j25.1 if j44 is configured with a jumper connecting j44.3 to j44.5 18 pb15 usart1.cts provides access to the usart1.cts signal. available on j25.2 if j44 is configured with a jumper connecting j44.4 to j44.6 19 pb25 spi1.npcs[0] wless spi chip select. available on j25.5 64 pb20 spi0.miso wless.miso signal. available on j25.7 74 pc03 twims0.twck provides access to the twi0 twck signal. available on j25.2 if j44 is configured with a jumper connecting j44.2 to j44.4 58 pb19 spi1.mosi wless.mosi signal. available on j25.6 atmel AVR32919: uc3c evaluation kit [user guide] atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015 25
qfp144 pin gpio gpio alternate functions feature 73 pc02 twims0.twd provides access to the twims0 twd signal. available on j25.1 if j44 is configured with a jumper connecting j44.1 to j44.3 60 pb21 spi1.sck wless spi clock. available on j25.8 19 pb16 usart1.tx provides access to the usart1.tx signal. available on j25.4 20 pb17 usart1.rx provides access to the usart1.rx signal. available on j25.3 n.a. n.a. n.a. gnd. available on j25.9 n.a. n.a. n.a. vcc3. available on j25.10 table 3-19?uc3c pinout for the j19 header qfp144 pin gpio gpio alternate functions feature 81 pc8 software-dependant j19.3 82 pc9 software-dependant j19.4 84 pc10 software-dependant j19.5 101 pc28 software-dependant j19.6 102 pc29 software-dependant j19.7 100 pc27 software-dependant j19.9 gnd on j19.10 vcc3 on j19.2 vcc5 on j19.8 vcc12 on j19.1 table 3-20?uc3c pinout for the j20 header qfp144 pin gpio gpio alternate functions feature 111 pd4 software-dependant j20.3 112 pd5 software-dependant j20.4 113 pd6 software-dependant j20.5 124 pd15 software-dependant j20.6 125 pd16 software-dependant j20.7 126 pd7 software-dependant j20.9 gnd on j20.10 vcc3 on j20.2 atmel AVR32919: uc3c evaluation kit [user guide] atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015 26
qfp144 pin gpio gpio alternate functions feature vcc5 on j20.8 vcc12 on j20.1 table 3-21?uc3c pinout for the power drives control signal - j33 qfp144 pin gpio gpio alternate functions feature 12 pb9 pwm-pwmh[0] provides access to the pwm uh signal available on j33.1 11 pb8 pwm-pwml[0] provides access to the pwm ul signal available on j33.2 14 pb11 pwm-pwmh[1] provides access to the pwm vh signal available on j33.3 13 pb10 pwm-pwml[1] provides access to the pwm vl signal available on j33.4 16 pb13 pwm-pwmh[2] provides access to the pwm wh signal available on j33.5 15 pb12 pwm-pwml[2] provides access to the pwm wl signal available on j33.6 18 pb15 pwm-pwmh[3] provides access to the pwm xh signal available on j33.5. see configuration section to activate this feature 17 pb14 pwm-pwml[3] provides access to the pwm xl signal available on j33.6. see configuration section to activate this feature table 3-22?uc3c pinout for the current and back emf measurement - j38 qfp144 pin gpio gpio alternate functions feature 23 pa6 adcifa-adcin2 or acifa-ac1ap1 adc input 0 positive channel or analog comparator 0 input positive. see section avrmc300 configuration on page 28 to select one of the two features 23 pa7 adcifa-adcin3 or acifa-ac1an1 adc input 1 positive channel or analog comparator 0 input negative. see section avrmc300 configuration on page 28 to select one of the two features 39 pa20 adcifa-adcin9 or acifa-ac0ap0 adc input 0 negative channel or analog comparator 1 input positive. see section avrmc300 configuration on page 28 to select one of the two features 41 pa22 acifa-ac0an0 analog comparator 1 input negative 42 pa23 acifa-ac0bp0 analog comparator 2 input positive 40 pa21 adcifa-adcin0 or acifa-ac0bn0 adc input 1 negative channel or analog comparator 2 input negative. see section avrmc300 configuration on page 28 to select one of the two features 29 pa12 dacifb-dac1a dac output atmel AVR32919: uc3c evaluation kit [user guide] atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015 27
table 3-23?uc3c pinout for the hall effect sensors - j41 qfp144 pin gpio gpio alternate functions feature 66 pb27 gpio[59] 67 pb28 gpio[60] 68 pb29 gpio[61] table 3-24?uc3c pinout for the hall effect sensors - j41 qfp144 pin gpio gpio alternate functions feature 66 pb27 qdec - qepa quadrature decoder line a 67 pb28 qdec - qepb quadrature decoder line b 68 pb29 qdec - qepi quadrature decoder line i gnd on j43.5 vcc3 on j43.1 3.6.3. configuration and test points the j25.1 and j25.2 pins are configurable through the j44 header. refer to table 3-18?uc3c pinout for the j25 and j44 headers on page 25 for a description of the possible configurations. avrmc300 configuration the xl and xh signals are multiplexed with nexus signals. due to that, 0? resistors (r160 and r162) are inserted between these signals and i/o signals. there are not mounted by default. it means nexus signals are functional. just mount these resistors to activate xl and xh signals. the differential measures and comparator detections are multiplexed. due to that, 0? resistors (r157, r158, r159, and r161) are inserted. as there are mounted by default, differential measures and comparator detections are accessible. test points none. weaknesses none known. 3.7. usb virtual com port interface the usb virtual com port interface on the atmel at32uc3c-ek offers usb cdc serial com port communication capabilities to the atmel at32uc3c0512c through the on-board atmel at32uc3b1256 device. atmel AVR32919: uc3c evaluation kit [user guide] atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015 28
3.7.1. overview figure 3-16?at32uc3c-ek virtual com port interface logical view the usb virtual com port interface provides two features to the atmel at32uc3cek kit: ? usb communication ? power supply (see power supply on page 8 for a description of that feature) the usb controller is the atmel at32uc3b1256. the at32uc3b1256 comes pre-loaded with several firmwares: ? a usb dfu bootloader to re-program the at32uc3b1256 ? a usb cdc-usart bridge where every data character received from usb is sent to the atmel at32uc3c0512c's usart2 and every character received from the at32uc3c0512c's usart2 is sent to usb attention:? programming the at32uc3b1256 will overwrite the default firmware. the at32uc3b1256 can be debugged through the jtag interface j31 header. the at32uc3b1256 is connected to the at32uc3c0512c's usart2 tx and rx pins. atmel AVR32919: uc3c evaluation kit [user guide] atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015 29
figure 3-17?at32uc3c-ek top view virtual com port interface position 3.7.2. uc3c-specific information table 3-25?uc3c pinout for the usb virtual com port interface block qfp144 pin gpio gpio alternate functions feature 78 pc05 usart2.rxd usart2 rx line 77 pc04 usart2.txd usart2 tx line 3.7.3. configuration and test points at32uc3cb1256 default firmware configuration the default firmware pre-loaded on the atmel at32uc3b1256 is dynamically configurable upon power- up: ? the usb dfu bootloader can be enabled by closing the j28 jumper ? use flip/batchisp to read/write resources on the at32uc3b1256 through the bootloader attention:? programming the at32uc3b1256 will overwrite the default firmware. test points a few test points covering the usb interface block have been placed on the atmel at32uc3c-ek for the verification of important signals. atmel AVR32919: uc3c evaluation kit [user guide] atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015 30
table 3-26?usb interface block test points designation feature tp64 vbus tp65 d- tp66 d+ tp67 gnd tp68 jtag.tck.uc3b tp69 jtag.tdo.uc3b tp70 jtag.tms.uc3b tp71 jtag.tdi.uc3b tp72 reset_n.uc3b 3.8. usb interface the usb interface on the at32uc3c-ek demonstrates the usb device and embedded host communication capabilities of the atmel at32uc3c0512c. 3.8.1. overview figure 3-18?at32uc3c-ek usb interface logical view the usb interface provides two features to the at32uc3c-ek kit: ? usb communication ? power supply (see power supply on page 8 for a description of that feature) in usb device mode atmel AVR32919: uc3c evaluation kit [user guide] atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015 31
figure 3-19?at32uc3c-ek top view usb interface location 3.8.2. uc3c-specific information table 3-27?uc3c pinout for the usb interface block qfp144 pin gpio gpio alternate functions feature 50 dm usb d- 51 dp usb d+ 72 pc01 gpio[65] usb vbof 71 pc00 gpio[64] usb id 10 pb07 gpio[39] usb over current 3.8.3. configuration bootloader a usb dfu bootloader is pre-loaded on the atmel at32uc3c0512c. to enter this bootloader mode, the pb0 push-button must be pressed upon reset, then released. it is then possible to program the at32uc3c0512c through the usb dfu bootloader. atmel AVR32919: uc3c evaluation kit [user guide] atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015 32
figure 3-20?atmel at32uc3c-ek top view usb bootloader interface location usb over current detection by default the overcurrent detection is not enabled. to enable this feature: ? mount r85 resistor 3.9. at32uc3c0512c the atmel at32uc3c0512c is the central point of the atmel at32uc3c-ek. 3.9.1. overview see figure 2-1?at32uc3c-ek block diagram on page 6 for a logical view representing a logical view of the at32uc3c0512c in the kit. the at32uc3c0512c is powered from the power supply block. for a detailed presentation of the power supply block, see power supply on page 8. the at32uc3c0512c is in charge of the main user interface block: ? the touch sensors ? the leds led0-4 ? the 2x push-button ? the rst push-button ? the qvga lcd display ? the microphone and audio jack for a detailed presentation of the user interface block, see user interface on page 12 the at32uc3c0512c can be programmed and debugged through the programming and debugging interface atmel AVR32919: uc3c evaluation kit [user guide] atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015 33
block that provides jtag or awire access. for a detailed presentation of the programming and debugging interface block, see programming and debugging interface on page 20. the at32uc3c0512c has access to: ? one external on-board atmel dataflash 64mbit memory ? one external on-board atmel eeprom 128-bits memory ? one external on-board sdram 256mbit memory ? one external on-board sd/mmc slot for a detailed presentation of the external memory block, see external memory on page 18. four networking interfaces available on at32uc3c0512c are accessible: ? two can interfaces ? two lin interfaces for a detailed presentation of the networking block, see networking on page 15. the expansion interface offers the possibility to connect various external devices to the at32uc3c0512c. the j25 connector (labeled wless) is dedicated to interface to wireless extension board (obviously dedicated firmware must be running on the at32uc3c0512c to support that feature). for a detailed presentation of the expansion interface block, see expansion interface on page 23. the avrmc300 expansion headers offer the possibility to connect avrmc300 additional board to the at32uc3c0512c. for a detailed presentation of the avrmc300 expansion interface block, see configuration and test points on page 28. the usb communication capabilities of the atmel at32uc3c0512c interface is also demonstrated and accessible through a mini-b connector. for a detailed presentation of the usb interface block, see usb virtual com port interface on page 28 figure 3-21?atmel at32uc3c-ek top view at32uc3c0512c location atmel AVR32919: uc3c evaluation kit [user guide] atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015 34
3.9.2. at32uc3c0512c pinout table 3-28?uc3c pinout power supply pins and jtag pins qfp144 pin gpio gpio alternate functions feature 53 vddin5 54 vddin33 52 gndpll 55 vddcore 56 gndcore 37 gndana 34-35 adcrefp/n 38 vddana 5-76-104-119 gndvddio 5-75-103-118 vddio rst push-button, connected to the reset_n pin 1 pa00 jtag.tck 2 pa01 jtag.tdi 3 pa02 jtag.tdo 4 pa03 jtag.tms table 3-29?uc3c pinout port a qfp144 pin gpio gpio alternate functions feature 21 pa4 adcifa-adcin0 tft xl line measurement 22 pa5 adcifa-adcin1 tft yu line measurement 23 pa6 adcifa-adcin2 or acifa- ac1ap1 adc input 0 positive channel or analog comparator 0 input positive. 23 pa7 adcifa-adcin3 or acifa- ac1an1 adc input 1 positive channel or analog comparator 0 input negative 25 pa8 gpio[8] led0 26 pa9 adcifa-adcin5 potentiometer 27 pa10 evti_n 28 pa11 adcref0 analog reference 0 29 pa12 dacifb-dac1a dac output. 30 pa13 adcifa-adcin15 tft yd line measurement 31 pa14 gpio[14] pb0 push-button 32 pa15 dacifb-dac1b jack audio. atmel AVR32919: uc3c evaluation kit [user guide] atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015 35
qfp144 pin gpio gpio alternate functions feature 33 pa16 adcref1 analog reference1 36 pa19 mdo[0] 39 pa20 adcifa-adcin9 or acifa- ac0ap0 adc input 0 negative channel or analog comparator 1 input positive. 40 pa21 adcifa-adcin10 or acifa- ac0bn0 adc input 1 negative channel or analog comparator 2 input negative. 41 pa22 acifa-ac0an0 analog comparator 1 input negative. 42 pa23 acifa-ac0bp0 analog comparator 2 input positive. 43 pa24 adcifa-adcin13 tft xr line measurement 44 pa25 adcifa-adcin14 microphone input 45 pa26 mdo[1] 46 pa27 mdo[2] 47 pa28 gpio[126] sd card protect 48 pa29 gpio[29] or extint[0] pb1 push-button table 3-30?uc3c pinout port a qfp144 pin gpio gpio alternate functions feature 140 pb00 xin0 141 pb01 xout0 142 pb02 xin1 143 pb03 xout1 36 pb04 rx can0 rx can 37 pb05 tx can0 tx can 9 pb06 mdo[5] 10 pb07 gpio[39] usb over current 11 pb8 pwm-pwml[0] provides access to the pwm ul signal available on j33.2. 12 pb9 pwm-pwmh[0] provides access to the pwm uh signal available on j33.1. 13 pb10 pwm-pwml[1] provides access to the pwm vl signal available on j33.4. 14 pb11 pwm-pwmh[1] provides access to the pwm vh signal available on j33.3. 15 pb12 pwm-pwml[2] provides access to the pwm wl signal available on j33.6. atmel AVR32919: uc3c evaluation kit [user guide] atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015 36
qfp144 pin gpio gpio alternate functions feature 16 pb13 pwm-pwmh[2] provides access to the pwm wh signal available on j33.5. 17 pb14 pwm-pwml[3] provides access to the pwm xl signal available on j33.6. see configuration section to activate this feature. 18 pb15 / usart1.cts / pwm-pwmh[3] mdo[4] 19 pb16 rx lin0 / usart1.rx rx lin / wless rx line 20 pb17 tx lin0 / usart1.tx tx lin / wless tx line 57 pb18 mseo[0] 58 pb19 spi1.miso dataflash so / sd so / wless.mosi / tft interface through the spi 59 pb20 spi1.mosi dataflash si / sd si / wless.miso / tft interface through the spi 60 pb21 spi1.sck dataflash sck / sd sck / wless spi clock / tft interface through the spi 61 pb22 spi1.npcs3 sd #cs 62 pb23 spi1.npcs2 tft spi #cs 63 pb24 spi1.npcs1 dataflash #cs 64 pb25 n.a/ spi1.npcs[] mseo[1] 65 pb26 mcko 66 pb27 gpio[59]/ qdec - qepa 67 pb28 gpio[60]/ qdec - qepb table 3-31?uc3c pinout port c qfp144 pin gpio gpio alternate functions feature 71 pc00 gpio[64] usb id 72 pc01 gpio[65] usb vbof 73 pc02 twims0_twd touch twi data / eeprom twi data / wless data 74 pc03 twims0_twck touch twi clock / eeprom twi clock / wless clock 77 pc04 usart2.txd usart3 tx line 78 pc05 usart2.rxd usart3 rx line 79 pc06 gpio[70] uc3b_int 80 pc07 gpio[71] detect interrupt of qtouch 81 pc08 software-dependant j19.3 atmel AVR32919: uc3c evaluation kit [user guide] atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015 37
qfp144 pin gpio gpio alternate functions feature 82 pc09 software-dependant j19.4 84 pc10 software-dependant j19.5 84 pc11 rx can1 rx can 85 pc12 tx can1 tx can 86 pc13 gpio[77] or pwmh[2] led2 87 pc14 ebi sdcke sdram sdcke 88 pc15 rx lin1 / ebi sdwen rx lin / sdram sdwen 89 pc16 tx lin1 / ebi casn tx lin / sdram casn 90 pc17 ebi rasn sdram rasn 91 pc18 ebi sda10 sdram sda10 92 pc19 ebi-d0 tft data bus 93 pc20 ebi-d1 tft data bus 94 pc21 ebi-d2 tft data bus 95 pc22 ebi-d3 tft data bus 96 pc23 ebi-d4 tft data bus 97 pc24 ebi-d5 tft data bus 98 pc25 ebi-d6 tft data bus 99 pc26 ebi-d7 tft data bus 100 pc27 ebi-d8/software-dependant tft data bus / j19.9 101 pc28 ebi-d9/software-dependant tft data bus / j19.6 102 pc29 ebi-d10/softwar-edependant tft data bus / j19.7 103 pc30 ebi-d11 tft data bus 104 pc31 ebi-d12 tft data bus table 3-32?uc3c pinout port c qfp144 pin gpio gpio alternate functions feature 107-109 pd0-2 ebi d13 sdram data bus. 108 pd1 ebi d14 sdram data bus. 109 pd2 ebi d15 sdram data bus. 110 pd3 ebi dqm0 sdram dqm0 111 pd4 software-dependant j20.3 112 pd5 ebi a2/ software-dependant sdram address bus / j20.4 113 pd6 ebi a3/ software-dependant sdram address bus / j20.5 atmel AVR32919: uc3c evaluation kit [user guide] atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015 38
qfp144 pin gpio gpio alternate functions feature 114 pd7 ebi a3/ software-dependant sdram address bus / j20.9 115 pd8 ebi a4 sdram address bus 116 pd9 ebi a5 sdram address bus 117 pd10 ebi a6 sdram address bus 120 pd11 ebi a7 sdram address bus 121 pd12 ebi a8 sdram address bus 122 pd13 ebi sdck sdram clock 123 pd14 ebi a10 sdram address bus 124 pd15 ebi a11/software-dependant sdram address bus / j20.6 125 pd16 ebi a12/software-dependant tft reset signal / j20.7 126 pd17 ebi a13 sdram address bus 127 pd18 ebi a14 sdram address bus 128 pd19 ebi a15 tft te signal 129 pd20 ebi a16 sdram address bus 130 pd21 ebi a17 sdram address bus 131 pd22 gpio[118] or tc0-a2 led3 132 pd23 gpio[119] led1 97 pd24 ebi dqm1 sdram dqm1 134 pd25 ebi nwe0 tft write signal 135 pd26 ebi nrd tft read signal 136 pd27 ebi cs sdram cs 137 pd28 gpio[124] or tc0-b0 tft backlight signal. 138 pd29 evto_n 139 pd30 gpio[28] sd write protect 3.9.3. configuration a usb dfu bootloader is pre-loaded on the atmel at32uc3c0512c. to enter this bootloader mode, the pb0 push-button must be pressed upon reset then released. it is then possible to program the at32uc3c0512c through the usb dfu bootloader. atmel AVR32919: uc3c evaluation kit [user guide] atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015 39
4. evaluation board/kit important notice this evaluation board/kit is intended for use for further engineering, development, demonstration, or evaluation purposes only. it is not a finished product and may not (yet) comply with some or any technical or legal requirements that are applicable to finished products, including, without limitation, directives regarding electromagnetic compatibility, recycling (weee), fcc, ce or ul (except as may be otherwise noted on the board/kit). atmel supplied this board/kit "as is," without any warranties, with all faults, at the buyer's and further users' sole risk. the user assumes all responsibility and liability for proper and safe handling of the goods. further, the user indemnifies atmel from all claims arising from the handling or use of the goods. due to the open construction of the product, it is the user's responsibility to take any and all appropriate precautions with regard to electrostatic discharge and any other technical or legal concerns. except to the extent of the indemnity set forth above, neither user nor atmel shall be liable to each other for any indirect, special, incidental, or consequential damages. no license is granted under any patent right or other intellectual property right of atmel covering or relating to any machine, process, or combination in which such atmel products or services might be or are used. mailing address: atmel corporation 1600 technology drive san jose, ca 95110 usa atmel AVR32919: uc3c evaluation kit [user guide] atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015 40
atmel corporation 1600 technology drive, san jose, ca 95110 usa t: (+1)(408) 441.0311 f: (+1)(408) 436.4200 | www.atmel.com ? 2015 atmel corporation. / rev.: atmel- 32151b-uc3c-evaluation-kit_user guide-05/2015 atmel ? , atmel logo and combinations thereof, enabling unlimited possibilities ? , avr ? , qtouch ? , and others are registered trademarks or trademarks of atmel corporation in u.s. and other countries. other terms and product names may be trademarks of others. disclaimer: the information in this document is provided in connection with atmel products. no license, express or implied, by estoppel or otherwise, to any intellectual property right is granted by this document or in connection with the sale of atmel products. except as set forth in the atmel terms and conditions of sales located on the atmel website, atmel assumes no liability whatsoever and disclaims any express, implied or statutory warranty relating to its products including, but not limited to, the implied warranty of merchantability, fitness for a particular purpose, or non-infringement. in no event shall atmel be liable for any direct, indirect, consequential, punitive, special or incidental damages (including, without limitation, damages for loss and profits, business interruption, or loss of information) arising out of the use or inability to use this document, even if atmel has been advised of the possibility of such damages. atmel makes no representations or warranties with respect to the accuracy or completeness of the contents of this document and reserves the right to make changes to specifications and products descriptions at any time without notice. atmel does not make any commitment to update the information contained herein. unless specifically provided otherwise, atmel products are not suitable for, and shall not be used in, automotive applications. atmel products are not intended, authorized, or warranted for use as components in applications intended to support or sustain life. safety-critical, military, and automotive applications disclaimer: atmel products are not designed for and will not be used in connection with any applications where the failure of such products would reasonably be expected to result in significant personal injury or death (safety-critical applications) without an atmel officer's specific written consent. safety-critical applications include, without limitation, life support devices and systems, equipment or systems for the operation of nuclear facilities and weapons systems. atmel products are not designed nor intended for use in military or aerospace applications or environments unless specifically designated by atmel as military-grade. atmel products are not designed nor intended for use in automotive applications unless specifically designated by atmel as automotive-grade.

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