View TX48720256S128FI_7655542.PDF datasheet online --- IC-ON-LINE

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tx48 computer on module ? processor ti sitara? am3354 720 mhz arm ? cortex?-a8 ? ram 256mb ddr3 sdram ? rom 128mb nand flash ? rtc ds1339 real time clock ? power supply single 3.1v to 5.5v ? size 26mm so-dimm ? temp.-range -40c..8 5c key features ? 10/100mbps ethernet ? two high-speed usb 2.0 ports ? true colour lcd controller ? two can interfaces ? 4/5 wire touchscreen interface ? several peripheral interfaces: uart, sd-card, i2 c, pwm, serial audio, spi ? power management optimized for long battery life ? 3.3v i/o os support ? windows ? embedded compact 7 ? linux development system ? starter-kit v ka-ro electronics gmbh - pascalstr. 22, d-52076 aachen, germany - tel.: +49 2408 1402-0 (fax -10) www.karo-electronics.de 7 2 0 m h z 7 2 0 m h z c o r t e x ? - a 8 c o r t e x ? - a 8
tx48 board highlights: ? lowest cost 720mhz cortex ?- a8 ? industrial temperature range ? standard tx-dimm pinout ? as small as possible - only 26mm tx modules are complete computers, implemented on a board smaller than a credit card, and ready to be designed into your embedded system. the tx-48 is pin compatible with all tx modules. this approach has the advantage of providing the developer with the potential for creating scalable systems. all modules can be supplied with the same hardware reference platform that supports both linux and microsoft windows ? embedded. computer on module ? ti sitara? am3354 720 mhz arm ? cortex?-a8 ? 256 mbyte ddr3 sdram (16bit) ? 128 mbyte nand flash memory ? dimm200-module (67,6mm x 26 mm x 3,6mm) ? operating temperature range -40..85c sitara? am335x processor for industrial applications the am335x processors based on the arm ? cortex?-a8 are enhanced with image, graphics processing, peripherals and industrial interface options such as ethercat. am335x processors are broad market application processors with image, graphics processing, and peripherals. the am335x processor contains these subsections: ? microprocessor unit (mpu) subsystem based on the arm ? cortex?-a 8 processor ? powervr? sgx graphics accelerator subsystem for 3d graphics acceleration to support display and gaming effects. ? programmable real-time unit (pru) sub- system enables the user to create a variety of digital resources beyond native peripherals of the device. in addition, the pru is separate from the arm core. this allows independent operation and clocking to give the device greater flexibility in complex system solutions. ? high performance interconnects provide high- bandwidth data transfers for multiple initiators to the internal and external memory controllers and to on-chip peripherals. the device also offers a comprehensive clock-management scheme. ? the on-chip analog to digital converter (adc) can be coupled with the lcd controller to provide an integrated touch screen solution. in addition, the adc can be used in combination with the pulse width module to create a closed loop motor control solution. ? real-time clock (rtc) provides a clock reference on a separate power domain. this enables battery backed clock reference. standard tx-dimm pinout: ? 4-wire uarts (x3) ? lcd ? i2c / pwm ? serial audio interfaces (x2) ? 4-wire sd-card/sdio high-speed communication interfaces incl. onboard ethernet phy / on-chip usb phy allows direct use of connectors/magnetics on the baseboard without the need for additional logic: ? 10/100 mbps ethernet ? 480 mbps usb otg ? 480 mbps usb host additional interfaces like can, 4/5-wire resistive touch-screen, 2 uarts are available on tx48 specific pins. some interfaces are multiplexed with other functions. power supply the tx48 accepts an input voltage from various sources: ? 1-cell li-ion/polymer (3.1v to 4.2v) ? 5.0v usb supply or ac wall adapter ? 3.3v read more in our tx-guide: www.karo-electronics.com/tx-guide ka-ro electronics gmbh - pascalstr. 22, d-52076 aachen, germany - tel.: +49 2408 1402-0 (fax -10) www.karo-electronics.de cpu sdram flash tx48/720/256s/128f/i 720mhz am3354 256mb 128mb -40c..85c ordering information order number temp. 2 0 1 3 - 0 2 - 1 4
tx48 starter-kit v the starter-kit v is a ready-to-use development system for building applications based on the tx embedded processor boards. ? dimm200 tx socket ? two sd-card sockets ? usb 2.0 otg and usb 2.0 host connector ? d-sub 15 vga connector ? 40pin lcd flat cable header ? 3.5mm headphone connector ? jtag interface ? sgtl5000 audio codec ? tsc2007 touchscreen controller ? rs232 on 10pin flat cable and sub-d header ? all pins of the tx socket are connected to daughter board slot for easy application design-in ? 10/100 mbit/s ethernet ? 5vdc power supply by usb-otg or power jack. ? 100mm x 160mm ? schematics of the base board are included for reference. display option s the optional display comes with an ffc cable and a small adapter pcb which can be plugged directly onto the starter-kit 40pin lcd header. option 1: 5,7 vga resistive touch ? 5,7 inch tft display ? 640 x 480 dots ? white led backlight ? resistive touchsceen option 2: 5, 7 vga polytouch? ? 5,7 inch tft display ? 640 x 480 dots ? white led backlight ? capacitive touchsceen ka-ro electronics gmbh - pascalstr. 22, d-52076 aachen, germany - tel.: +49 2408 1402-0 (fax -10) www.karo-electronics.de
tx48 pinout marked yellow: not connected pin type function am335x pad name alternate functions gpio description (refer to am335x processor manuals for details) power supply & reset 1-4 power vin module power supply input (3.1v-5.5v) 5-7, 9-12 power vout 3.3v power supply output (up to 1a) 8 3v3 bootmode 10k-pu boot mode select h: boot from nand / l: boot from uart/usb 13 power vbackup ds1339 rtc backup power supply. supply voltage must be held between 1.3v and 3.7v for proper rtc operation. this pin can be connected to a primary cell such as a lithium button cell. additionally, this pin can be connected to a rechargeable cell or a super cap when used with the trickle charge feature. 14 vin pmic_pwr_btn 1m-pu to vin connected to ltc3589 wake. drive this pin pin low to turn off the power supply, leave unconnected, if not used. refer to ltc3589 datasheet, page 29 for details. ltc3589 irq is connected to am335x pad extintn 15 3v3 #reset_out emu1 gpio3_8 10k-pu to etn_3v3 ethernet phy reset C active low output signal. this pin is hard wired to the onboard ethernet phy and provides a fixed function. 16 vin #por pwronrstn 10k-pu to vin power on resetactive low input signal. leave unconnected, if not used. 17 3v3 #reset_in warmrstn 68k-pu nresetin_out warm reset signal. refer to external warm reset section of the am335x technical reference manual. 18 gnd gnd ethernet 19 analog etn_txn transmit data negative: 100base-tx or 10base-t differential transmit output to magnetics. 20 3v3 #etn_led2 active low - output is driven active when the operating speed is 100mbps. this led will go inactive when the operating speed is 10mbps or during line isolation. 21 analog etn_txp transmit data positive: 100base-tx or 10base-t differential transmit output to magnetics. 22 power etn_3v3 +3.3v analog power supply output to magnetics 23 analog etn_rxn receive data negative: 100base-tx or 10base-t differential receive input from magnetics. 24 3v3 #etn_led1 active low - output is driven active whenever the device detects a valid link, and blinks indicating activity. 25 analog etn_rxp receive data positive: 100base-tx or 10base-t differential receive input from magnetics. 26 gnd gnd usb-host 27 3v3 usbh_vbusen usb1_drvvbus gpio3_13 active high external 5v supply enable. this pin is used to enable the external vbus power supply. 28 3v3 #usbh_oc usb0_drvvbus gpio0_18 10k-pu active low over-current indicator input connected to a gpio. 29 analog usbh_dm usb1_dm d- pin of the usb cable 30 analog usbh_vbus usb1_vbus vbus pin of the usb cable. this pin is used for the vbus comparator inputs. 31 analog usbh_dp usb1_dp d+ pin of the usb cable 32 gnd gnd usb-otg / 2 nd can 33 3v3 usbotg_id usb0_id id pin of the usb cable. for an a-device id is grounded. for a b- device id is floated. 34 3v3 usbotg_vbusen mmc0_clk gpmc_a24 uart3_ctsn uart2_rxd dcan1_tx pr1_pru0_pru_r30_12 pr1_pru0_pru_r31_12 gpio2_30 active high external 5v supply enable. this pin is used to enable the external vbus power supply. 35 analog usbotg_dm usb0_dm d- pin of the usb cable 36 3v3 #usbotg_oc mmc0_cmd gpmc_a25 uart3_rtsn uart2_txd dcan1_rx pr1_pru0_pru_r30_13 pr1_pru0_pru_r31_13 gpio2_31 10k-pu active low over-current indicator input connected to a gpio. 37 analog usbotg_dp usb0_dp d+ pin of the usb cable 38 analog usbotg_vbus usb0_vbus 39 gnd gnd ka-ro electronics gmbh - pascalstr. 22, d-52076 aachen, germany - tel.: +49 2408 1402-0 (fax -10) www.karo-electronics.de
tx48 pin type function am335x pad name alternate functions gpio description (refer to am335x processor manuals for details) i2c 40 3v3 i2c_data i2c0_sda timer4 uart2_ctsn ecap2_in_pwm2_out gpio3_5 1k-pu the i2c port operates at speeds up to 400khz. devices on the bus @ address: ds1339 1101 000x ltc3589 0110 100x 41 3v3 i2c_clk i2c0_scl timer7 uart2_rtsn ecap1_in_pwm1_out gpio3_6 1k-pu pwm 42 3v3 pwm mcasp0_aclkx ehrpwm0a spi1_sclk mmc0_sdcd pr1_pru0_pru_r30_0 pr1_pru0_pru_r31_0 gpio3_14 pwm output 1-wire 43 3v3 owdat mmc0_dat2 gpmc_a21 uart4_rtsn timer6 uart1_dsrn pr1_pru0_pru_r30_9 pr1_pru0_pru_r31_9 gpio2_27 the am335x has no 1-wire controller C a gpio is used here instead. 1-wire bus requires an external pull-up resistor. the recommended resistor is specified by the generic 1-wire device used in a given system. cspi C configurable serial peripheral interface 44 3v3 cspi_ss spi0_cs0 mmc2_sdwp i2c1_scl ehrpwm0_synci pr1_uart0_txd pr1_edio_data_in1 pr1_edio_data_out1 gpio0_5 slave select signal 45 3v3 cspi_ss spi0_cs1 uart3_rxd ecap1_in_pwm1_out mmc0_pow xdma_event_intr2 mmc0_sdcd emu4 gpio0_6 slave select signal 46 3v3 cspi_mosi spi0_d0 uart2_txd i2c2_scl ehrpwm0b pr1_uart0_rts_n pr1_edio_latch_in emu3 gpio0_3 master out/slave in signal 47 3v3 cspi_miso spi0_d1 mmc1_sdwp i2c1_sda ehrpwm0_tripzone_in put pr1_uart0_rxd pr1_edio_data_in0 pr1_edio_data_out0 gpio0_4 master in/slave out signal 48 3v3 cspi_sclk spi0_sclk uart2_rxd i2c2_sda ehrpwm0a pr1_uart0_cts_n pr1_edio_sof emu2 gpio0_2 serial clock signal 49 nc not connected 50 gnd gnd ka-ro electronics gmbh - pascalstr. 22, d-52076 aachen, germany - tel.: +49 2408 1402-0 (fax -10) www.karo-electronics.de
tx48 pin type function am335x pad name alternate functions gpio description (refer to am335x processor manuals for details) sd C secure digital interface 1 51 3v3 sd1_cd mcasp0_fsx ehrpwm0b spi1_d0 mmc1_sdcd pr1_pru0_pru_r30_1 pr1_pru0_pru_r31_1 gpio3_15 sd card detect 52 3v3 sd1_d[0] mii1_tx_clk gmii1_txclk uart2_rxd rgmii1_tclk mmc0_dat7 mmc1_dat0 uart1_dcdn mcasp0_aclkx gpio3_9 sd data bidirectional signals if the system designer does not want to make use of the internal pull-up, via the pull-up enable register, a 50 kC69 k external pull up resistor must be added. 53 3v3 sd1_d[1] mii1_rx_clk gmii1_rxclk uart2_txd rgmii1_rclk mmc0_dat6 mmc1_dat1 uart1_dsrn mcasp0_fsx gpio3_10 54 3v3 sd1_d[2] mii1_rxd3 gmii1_rxd3 uart3_rxd rgmii1_rd3 mmc0_dat5 mmc1_dat2 uart1_dtrn mcasp0_axr0 gpio2_18 55 3v3 sd1_d[3] mii1_rxd2 gmii1_rxd2 uart3_txd rgmii1_rd2 mmc0_dat4 mmc1_dat3 uart1_rin mcasp0_axr1 gpio2_19 56 3v3 sd1_cmd gpmc_csn2 gpmc_csn2 gpmc_be1n mmc1_cmd pr1_edio_data_in7 pr1_edio_data_out7 pr1_pru1_pru_r30_13 pr1_pru1_pru_r31_13 gpio1_31 sd command bidirectional signal 57 3v3 sd1_clk gpmc_csn1 gpmc_csn1 gpmc_clk mmc1_clk pr1_edio_data_in6 pr1_edio_data_out6 pr1_pru1_pru_r30_12 pr1_pru1_pru_r31_12 gpio1_30 sd output clock. 58 gnd gnd 1 st uart 59 3v3 txd uart0_txd spi1_cs1 dcan0_rx i2c2_scl ecap1_in_pwm1_out pr1_pru1_pru_r30_15 pr1_pru1_pru_r31_15 gpio1_11 debug uart transmit data output signal 60 3v3 rxd uart0_rxd spi1_cs0 dcan0_tx i2c2_sda ecap2_in_pwm2_out pr1_pru1_pru_r30_14 pr1_pru1_pru_r31_14 gpio1_10 debug uart receive data input signal 61 3v3 rts/cts in uart0_ctsn uart4_rxd dcan1_tx i2c1_sda spi1_d0 timer7 pr1_edc_sync0_out gpio1_8 debug uart rts/cts handshake input signal 62 3v3 cts/rts out uart0_rtsn uart4_txd dcan1_rx i2c1_scl spi1_d1 spi1_cs0 pr1_edc_sync1_out gpio1_9 debug uart rts/cts handshake output signal ka-ro electronics gmbh - pascalstr. 22, d-52076 aachen, germany - tel.: +49 2408 1402-0 (fax -10) www.karo-electronics.de
tx48 pin type function am335x pad name alternate functions gpio description (refer to am335x processor manuals for details) 2 nd uart 63 3v3 txd uart1_txd mmc2_sdwp dcan1_rx i2c1_scl pr1_uart0_txd pr1_pru0_pru_r31_16 gpio0_15 application uart 1 transmit data output signal 64 3v3 rxd uart1_rxd mmc1_sdwp dcan1_tx i2c1_sda pr1_uart0_rxd pr1_pru1_pru_r31_16 gpio0_14 application uart 1 receive data input signal 65 3v3 rts/cts in uart1_ctsn timer6 dcan0_tx i2c2_sda spi1_cs0 pr1_uart0_cts_n pr1_edc_latch0_in gpio0_12 application uart 1 rts/cts handshake input signal 66 3v3 cts/rts out uart1_rtsn timer5 dcan0_rx i2c2_scl spi1_cs1 pr1_uart0_rts_n pr1_edc_latch1_in gpio0_13 application uart 1 rts/cts handshake output signal 3 rd uart 67 3v3 txd mii1_rx_dv gmii1_rxdv lcd_memory_clk rgmii1_rctl uart5_txd mcasp1_aclkx mmc2_dat0 mcasp0_aclkr gpio3_4 application uart 3 transmit data output signal 68 3v3 rxd mii1_col gmii1_col rmii2_refclk spi1_sclk uart5_rxd mcasp1_axr2 mmc2_dat3 mcasp0_axr2 gpio3_0 application uart 3 receive data input signal 69 3v3 rts/cts in mmc0_dat1 mmc0_dat1 gpmc_a22 uart5_ctsn uart3_rxd uart1_dtrn pr1_pru0_pru_r30_10 pr1_pru0_pru_r31_10 gpio2_28 application uart 3 rts/cts handshake input signal 70 3v3 cts/rts out mmc0_dat0 mmc0_dat0 gpmc_a23 uart5_rtsn uart3_txd uart1_rin pr1_pru0_pru_r30_11 pr1_pru0_pru_r31_11 gpio2_29 application uart 3 rts/cts handshake output signal 71 gnd gnd keypad / 1 st can 72 3v3 kp_col[0] mmc0_dat3 gpmc_a20 uart4_ctsn timer5 uart1_dcdn pr1_pru0_pru_r30_8 pr1_pru0_pru_r31_8 gpio2_26 73 3v3 kp_col[1] mcasp0_ahclkr ehrpwm0_synci mcasp0_axr2 spi1_cs0 ecap2_in_pwm2_out pr1_pru0_pru_r30_3 pr1_pru0_pru_r31_3 gpio3_17 74 3v3 kp_col[2] ecap0_in_pwm0_out uart3_txd spi1_cs1 pr1_ecap0_ecap_capin _apwm_o spi1_sclk mmc0_sdwp xdma_event_intr2 gpio0_7 ka-ro electronics gmbh - pascalstr. 22, d-52076 aachen, germany - tel.: +49 2408 1402-0 (fax -10) www.karo-electronics.de
tx48 pin type function am335x pad name alternate functions gpio description (refer to am335x processor manuals for details) 75 3v3 kp_col[3] gpmc_ben1 gpmc_be1n gmii2_col gpmc_csn6 mmc2_dat3 gpmc_dir pr1_mii1_rxlink mcasp0_aclkr gpio1_28 76 3v3 txcan mii1_txd3 gmii1_txd3 dcan0_tx rgmii1_td3 uart4_rxd mcasp1_fsx mmc2_dat1 mcasp0_fsr gpio0_16 77 3v3 kp_row[0] xdma_event_intr0 timer4 clkout1 spi1_cs1 pr1_pru1_pru_r31_16 emu2 gpio0_19 78 3v3 kp_row[1] xdma_event_intr1 tclkin clkout2 timer7 pr1_pru0_pru_r31_16 emu3 gpio0_20 79 3v3 kp_row[2] gpmc_clk lcd_memory_clk gpmc_wait1 mmc2_clk pr1_mii1_crs pr1_mdio_mdclk mcasp0_fsr gpio2_1 80 3v3 kp_row[3] gpmc_csn3 gpmc_csn3 mmc2_cmd pr1_mii0_crs pr1_mdio_data emu4 gpio2_0 81 3v3 rxcan mii1_txd2 gmii1_txd2 dcan0_rx rgmii1_td2 uart4_txd mcasp1_axr0 mmc2_dat2 mcasp0_ahclkx gpio0_17 82 gnd gnd ssi 1 - serial audio port 1 83 3v3 ssi1_int mcasp0_axr0 ehrpwm0_tripzone_in put spi1_d1 mmc2_sdcd pr1_pru0_pru_r30_2 pr1_pru0_pru_r31_2 gpio3_16 84 3v3 ssi1_rxd mcasp0_axr1 mcasp0_axr1 eqep0_index mcasp1_axr0 emu3 pr1_pru0_pru_r30_6 pr1_pru0_pru_r31_6 gpio3_20 serial audio interface 0 serial data line 1 85 3v3 ssi1_txd mcasp0_ahclkx mcasp0_ahclkx eqep0_strobe mcasp0_axr3 mcasp1_axr1 emu4 pr1_pru0_pru_r30_7 pr1_pru0_pru_r31_7 gpio3_21 serial audio interface 0 serial data line 0 86 3v3 ssi1_clk mcasp0_aclkr eqep0a_in mcasp0_axr2 mcasp1_aclkx mmc0_sdwp pr1_pru0_pru_r30_4 pr1_pru0_pru_r31_4 gpio3_18 serial audio interface 0 serial bit clock 87 3v3 ssi1_fs mcasp0_fsr mcasp0_fsr eqep0b_in mcasp0_axr3 mcasp1_fsx emu2 pr1_pru0_pru_r30_5 pr1_pru0_pru_r31_5 gpio3_19 serial audio interface 0 left/right clock 88 gnd gnd ka-ro electronics gmbh - pascalstr. 22, d-52076 aachen, germany - tel.: +49 2408 1402-0 (fax -10) www.karo-electronics.de
tx48 pin type function am335x pad name alternate functions gpio description (refer to am335x processor manuals for details) ssi 2 - serial audio port 2 89 nc not connected 90 nc not connected 91 nc not connected 92 nc not connected 93 nc not connected 94 gnd gnd secure digital interface 2 95 nc not connected 96 nc not connected 97 nc not connected 98 nc not connected 99 nc not connected 100 nc not connected 101 nc not connected 102 gnd gnd cmos sensor interface 103 nc not connected 104 nc not connected 105 nc not connected 106 nc not connected 107 nc not connected 108 nc not connected 109 nc not connected 110 nc not connected 111 gnd gnd 112 nc not connected 113 nc not connected 114 nc not connected 115 nc not connected 116 gnd gnd lcd controller and smart lcd controller 117 3v3 ld0 gpmc_ad8 lcd_data23 mmc1_dat0 mmc2_dat4 ehrpwm2a pr1_mii_mt0_clk gpio0_22 lcd data bus 118 3v3 ld1 gpmc_ad11 lcd_data20 mmc1_dat3 mmc2_dat7 ehrpwm0_synco pr1_mii0_txd3 gpio0_27 lcd data bus 119 3v3 ld2 gpmc_ad14 lcd_data17 mmc1_dat6 mmc2_dat2 eqep2_index pr1_mii0_txd0 pr1_pru0_pru_r31_14 gpio1_14 lcd data bus ka-ro electronics gmbh - pascalstr. 22, d-52076 aachen, germany - tel.: +49 2408 1402-0 (fax -10) www.karo-electronics.de
tx48 pin type function am335x pad name alternate functions gpio description (refer to am335x processor manuals for details) 120 3v3 ld3 lcd_data11 gpmc_a15 ehrpwm1b mcasp0_ahclkr mcasp0_axr2 pr1_mii0_rxd0 uart3_rtsn gpio2_17 10k-pd lcd data bus sys_boot11 121 3v3 ld4 lcd_data12 gpmc_a16 eqep1a_in mcasp0_aclkr mcasp0_axr2 pr1_mii0_rxlink uart4_ctsn gpio0_8 10k-pd lcd data bus sys_boot12 122 3v3 ld5 lcd_data13 gpmc_a17 eqep1b_in mcasp0_fsr mcasp0_axr3 pr1_mii0_rxer uart4_rtsn gpio0_9 10k-pd lcd data bus sys_boot13 123 3v3 ld6 lcd_data14 gpmc_a18 eqep1_index mcasp0_axr1 uart5_rxd pr1_mii_mr0_clk uart5_ctsn gpio0_10 10k-pu lcd data bus sys_boot14 124 3v3 ld7 lcd_data15 gpmc_a19 eqep1_strobe mcasp0_ahclkx mcasp0_axr3 pr1_mii0_rxdv uart5_rtsn gpio0_11 10k-pd lcd data bus sys_boot15 125 3v3 ld8 gpmc_ad9 lcd_data22 mmc1_dat1 mmc2_dat5 ehrpwm2b pr1_mii0_col gpio0_23 lcd data bus 126 3v3 ld9 gpmc_ad12 lcd_data19 mmc1_dat4 mmc2_dat0 eqep2a_in pr1_mii0_txd2 pr1_pru0_pru_r30_14 gpio1_12 lcd data bus 127 3v3 ld10 lcd_data5 gpmc_a5 pr1_mii0_txd0 eqep2b_in pr1_pru1_pru_r30_5 pr1_pru1_pru_r31_5 gpio2_11 10k-pd lcd data bus sys_boot5 128 3v3 ld11 lcd_data6 gpmc_a6 pr1_edio_data_in6 eqep2_index pr1_edio_data_out6 pr1_pru1_pru_r30_6 pr1_pru1_pru_r31_6 gpio2_12 10k-pu lcd data bus sys_boot6 129 gnd gnd 130 3v3 ld12 lcd_data7 gpmc_a7 pr1_edio_data_in7 eqep2_strobe pr1_edio_data_out7 pr1_pru1_pru_r30_7 pr1_pru1_pru_r31_7 gpio2_13 10k-pd lcd data bus sys_boot7 131 3v3 ld13 lcd_data8 gpmc_a12 ehrpwm1_tripzone_in put mcasp0_aclkx uart5_txd pr1_mii0_rxd3 uart2_ctsn gpio2_14 10k-pd lcd data bus sys_boot8 ka-ro electronics gmbh - pascalstr. 22, d-52076 aachen, germany - tel.: +49 2408 1402-0 (fax -10) www.karo-electronics.de
tx48 pin type function am335x pad name alternate functions gpio description (refer to am335x processor manuals for details) 132 3v3 ld14 lcd_data9 gpmc_a13 ehrpwm0_synco mcasp0_fsx uart5_rxd pr1_mii0_rxd2 uart2_rtsn gpio2_15 10k-pd lcd data bus sys_boot9 133 3v3 ld15 lcd_data10 gpmc_a14 ehrpwm1a mcasp0_axr0 pr1_mii0_rxd1 uart3_ctsn gpio2_16 10k-pd lcd data bus sys_boot10 134 3v3 ld16 gpmc_ad10 lcd_data21 mmc1_dat2 mmc2_dat6 ehrpwm2_tripzone_in put pr1_mii0_txen gpio0_26 lcd data bus 135 3v3 ld17 gpmc_ad13 lcd_data18 mmc1_dat5 mmc2_dat1 eqep2b_in pr1_mii0_txd1 pr1_pru0_pru_r30_15 gpio1_13 lcd data bus 136 3v3 ld18 gpmc_ad15 lcd_data16 mmc1_dat7 mmc2_dat3 eqep2_strobe pr1_ecap0_ecap_capin _apwm_o pr1_pru0_pru_r31_15 gpio1_15 lcd data bus 137 3v3 ld19 lcd_data0 gpmc_a0 pr1_mii_mt0_clk ehrpwm2a pr1_pru1_pru_r30_0 pr1_pru1_pru_r31_0 gpio2_6 10k-pd lcd data bus sys_boot0 138 3v3 ld20 lcd_data1 gpmc_a1 pr1_mii0_txen ehrpwm2b pr1_pru1_pru_r30_1 pr1_pru1_pru_r31_1 gpio2_7 20k-pu lcd data bus sys_boot1 (10k-pd if bootmode = l) 139 3v3 ld21 lcd_data2 gpmc_a2 pr1_mii0_txd3 ehrpwm2_tripzone_in put pr1_pru1_pru_r30_2 pr1_pru1_pru_r31_2 gpio2_8 10k-pd lcd data bus sys_boot2 (10k-pu if bootmode = l) 140 3v3 ld22 lcd_data3 gpmc_a3 pr1_mii0_txd2 ehrpwm0_synco pr1_pru1_pru_r30_3 pr1_pru1_pru_r31_3 gpio2_9 10k-pd lcd data bus sys_boot3 (10k-pu if bootmode = l) 141 3v3 ld23 lcd_data4 gpmc_a4 pr1_mii0_txd1 eqep2a_in pr1_pru1_pru_r30_4 pr1_pru1_pru_r31_4 gpio2_10 10k-pu lcd data bus sys_boot4 142 gnd gnd 143 3v3 hsync lcd_hsync gpmc_a9 pr1_edio_data_in3 pr1_edio_data_out3 pr1_pru1_pru_r30_9 pr1_pru1_pru_r31_9 gpio2_23 ka-ro electronics gmbh - pascalstr. 22, d-52076 aachen, germany - tel.: +49 2408 1402-0 (fax -10) www.karo-electronics.de
tx48 pin type function am335x pad name alternate functions gpio description (refer to am335x processor manuals for details) 144 3v3 vsync lcd_vsync gpmc_a8 pr1_edio_data_in2 pr1_edio_data_out2 pr1_pru1_pru_r30_8 pr1_pru1_pru_r31_8 gpio2_22 145 3v3 oe_acd lcd_ac_bias_en gpmc_a11 pr1_mii1_crs pr1_edio_data_in5 pr1_edio_data_out5 pr1_pru1_pru_r30_11 pr1_pru1_pru_r31_11 gpio2_25 146 3v3 lsclk lcd_pclk gpmc_a10 pr1_mii0_crs pr1_edio_data_in4 pr1_edio_data_out4 pr1_pru1_pru_r30_10 pr1_pru1_pru_r31_10 gpio2_24 lcd dotclock 147 gnd gnd module specific signals 148 3v3 gpio gpmc_a1 gmii2_rxdv rgmii2_rctl mmc2_dat0 gpmc_a17 pr1_mii1_txd3 ehrpwm0_synco gpio1_17 149 3v3 gpio gpmc_a2 gmii2_txd3 rgmii2_td3 mmc2_dat1 gpmc_a18 pr1_mii1_txd2 ehrpwm1a gpio1_18 150 3v3 gpio gpmc_a3 gmii2_txd2 rgmii2_td2 mmc2_dat2 gpmc_a19 pr1_mii1_txd1 ehrpwm1b gpio1_19 151 3v3 gpio gpmc_a6 gmii2_txclk rgmii2_tclk mmc2_dat4 gpmc_a22 pr1_mii1_rxd2 eqep1_index gpio1_22 152 3v3 gpio gpmc_a11 gmii2_rxd0 rgmii2_rd0 rmii2_rxd0 gpmc_a27 pr1_mii1_rxer mcasp0_axr1 gpio1_27 153 3v3 gpio gpmc_a10 gmii2_rxd1 rgmii2_rd1 rmii2_rxd1 gpmc_a26 pr1_mii1_rxdv mcasp0_axr0 gpio1_26 154 3v3 gpio gpmc_a5 gmii2_txd0 rgmii2_td0 rmii2_txd0 gpmc_a21 pr1_mii1_rxd3 eqep1b_in gpio1_21 155 3v3 gpio gpmc_a4 gmii2_txd1 rgmii2_td1 rmii2_txd1 gpmc_a20 pr1_mii1_txd0 eqep1a_in gpio1_20 156 3v3 gpio gpmc_a0 gmii2_txen rgmii2_tctl rmii2_txen gpmc_a16 pr1_mii_mt1_clk ehrpwm1_tripzone_in put gpio1_16 ka-ro electronics gmbh - pascalstr. 22, d-52076 aachen, germany - tel.: +49 2408 1402-0 (fax -10) www.karo-electronics.de
tx48 pin type function am335x pad name alternate functions gpio description (refer to am335x processor manuals for details) 157 3v3 gpio gpmc_a7 gmii2_rxclk rgmii2_rclk mmc2_dat5 gpmc_a23 pr1_mii1_rxd1 eqep1_strobe gpio1_23 158 3v3 gpio gpmc_a8 gmii2_rxd3 rgmii2_rd3 mmc2_dat6 gpmc_a24 pr1_mii1_rxd0 mcasp0_aclkx gpio1_24 159 gpio gpmc_a9 gmii2_rxd2 rgmii2_rd2 mmc2_dat7 gpmc_a25 pr1_mii_mr1_clk mcasp0_fsx gpio1_25 160 gnd gnd 161 nc not connected 162 nc not connected 163 nc not connected 164 nc not connected 165 nc not connected 166 nc not connected 167 nc not connected 168 nc not connected 169 nc not connected 170 nc not connected 171 gnd gnd 172 nc not connected 173 nc not connected 174 nc not connected 175 nc not connected 176 nc not connected 177 nc not connected 178 nc not connected 179 3v3 fixed function gpmi_cle used for nand flash 180 3v3 fixed function gpmi_ale used for nand flash 181 3v3 fixed function gpmi_wrn used for nand flash 182 3v3 fixed function gpmi_rdn used for nand flash 183 gnd vssa_adc connected to gnd onboard 184 nc not connected 185 analog xn ain0 touscreen adc input channels 186 analog xp ain1 187 analog yn ain2 188 analog yp ain3 189 analog wiper ain4 ka-ro electronics gmbh - pascalstr. 22, d-52076 aachen, germany - tel.: +49 2408 1402-0 (fax -10) www.karo-electronics.de
tx48 pin type function am335x pad name alternate functions gpio description (refer to am335x processor manuals for details) 190 analog ain5 general purpose measurements channels 191 analog ain6 192 analog ain7 193 1v8 ext_wakeup 194 nc not connected 195 nc not connected 196 nc not connected 197 3v3 emu0 gpio3_7 10k-pu to etn_3v3 fixed function input used for ethernet phy interrupt 198 3v3 mdc mdio_clk timer5 uart5_txd uart3_rtsn mmc0_sdwp mmc1_clk mmc2_clk gpio0_1 fixed function enet_mdc used for ethernet phy 199 3v3 mdio mdio_data timer6 uart5_rxd uart3_ctsn mmc0_sdcd mmc1_cmd mmc2_cmd gpio0_0 1k5-pu to etn_3v3 fixed function enet0_mdio used for ethernet phy 200 gnd gnd gnd ka-ro electronics gmbh - pascalstr. 22, d-52076 aachen, germany - tel.: +49 2408 1402-0 (fax -10) www.karo-electronics.de

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