AxelEVB-Lite rev.0

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Info Box
Axel-04.png Applies to Axel Ultra
Axel-lite 02.png Applies to Axel Lite



Attention.png THIS PAGE IS OBSOLETE, DON'T USE IT AS REFERENCE
The new documentation is available here: AXEL_Lite_SOM/AXEL_Lite_Evaluation_Kit

Axelevb-lite-01.png

Contents

Introduction[edit | edit source]

AxelEVB-Lite is a carrier board designed to host Axel Ultra and Axel Lite (through an adapter) SoMs. It exports some specific peripherals connectors and acts as an adaptation board used in combination with Dacu carrier board.

Block Diagram[edit | edit source]

The following picture shows Axel-EVB-Lite's block diagram:

Axelevb-lite-block diagram.png

Features[edit | edit source]

  • 10/100/1000 Ethernet
  • 1x USB OTG,1x USB HOST
  • Serial port (RS232)
  • JTAG
  • HDMI connector
  • SATA connector
  • PCIe connector
  • LVDS connector
  • Pin strip expansion connectors for additional peripherals
  • 2x 140 pin connectors for Dacu carrier board.
  • Support for the following SOMs:

Known limitations[edit | edit source]

Connectors pinout[edit | edit source]

J1 - Axel SOM connector[edit | edit source]

J1 is a Hirose FX8C-140P-SV4 140-pin header connector for the hosted Axel SoM. The following tables reports the connector's pinout:

J1 odd pins (1 to 139)[edit | edit source]

Pin# Pin Name Function Notes
J1.1 DGND Ground -
J1.3 DI0_DISP_CLK Digital video: pixel clock -
J1.5 DI0_PIN2 Digital video: Hsync -
J1.7 DI0_PIN3 Digital video: Vsync -
J1.9 DI0_PIN4 Digital video: Contrast -
J1.11 DI0_PIN15 Digital video: Data Enable -
J1.13 DISP0_DAT0 Digital video: data-bit[0] -
J1.15 DISP0_DAT1 Digital video: data-bit[1] -
J1.17 DISP0_DAT2 Digital video: data-bit[2] -
J1.19 DISP0_DAT3 Digital video: data-bit[3] -
J1.21 DGND Ground -
J1.23 DISP0_DAT4 Digital video: data-bit[4] -
J1.25 DISP0_DAT5 Digital video: data-bit[5] -
J1.27 DISP0_DAT6 Digital video: data-bit[6] -
J1.29 DISP0_DAT7 Digital video: data-bit[7] -
J1.31 DISP0_DAT8 Digital video: data-bit[8] -
J1.33 DISP0_DAT9 Digital video: data-bit[9] -
J1.35 DISP0_DAT10 Digital video: data-bit[10] -
J1.37 DISP0_DAT11 Digital video: data-bit[11] -
J1.39 DISP0_DAT12 Digital video: data-bit[12] -
J1.41 DGND Ground -
J1.43 DISP0_DAT13 Digital video: data-bit[13] -
J1.45 DISP0_DAT14 Digital video: data-bit[14] -
J1.47 DISP0_DAT15 Digital video: data-bit[15] -
J1.49 DISP0_DAT16 Digital video: data-bit[16] -
J1.51 DISP0_DAT17 Digital video: data-bit[17] -
J1.53 DISP0_DAT18 Digital video: data-bit[18] -
J1.55 DISP0_DAT19 Digital video: data-bit[19] -
J1.57 DISP0_DAT20 Digital video: data-bit[20] -
J1.59 DISP0_DAT21 Digital video: data-bit[21] -
J1.61 DGND Ground -
J1.63 DISP0_DAT22 Digital video: data-bit[22] -
J1.65 DISP0_DAT23 Digital video: data-bit[23] -
J1.67 WD_SET0 Watchdog control pin -
J1.69 WD_SET1 Watchdog control pin -
J1.71 WD_SET2 Watchdog control pin -
J1.73 USB_OTG_CHDn N.C. -
J1.75 USB_OTG_VBUS USB power supply (+5V) -
J1.77 USB_OTG_DN USB Data - -
J1.79 USB_OTG_DP USB Data + -
J1.81 DGND Ground -
J1.83 USB_HOST_DP USB Data + -
J1.85 USB_HOST_DN USB Data - -
J1.87 USB_H1_VBUS USB power supply (+5V) -
J1.89 SD1_DAT0 - -
J1.91 SD1_DAT1 - -
J1.93 SD1_DAT2 - -
J1.95 SD1_DAT3 - -
J1.97 SD1_CMD - -
J1.99 SD1_CLK - -
J1.101 DGND Ground -
J1.103 TAMPER CPU Tamper signal -
J1.105 ETH0_LED1 yellow led of LAN connector on EVBA (J6) -
J1.107 ETH0_LED2 green led of LAN connector on EVBA (J6) -
J1.109 DGND Ground -
J1.111 ETH0_TXRX0_M Ethernet 0 TD0- -
J1.113 ETH0_TXRX0_P Ethernet 0 TD0+ -
J1.115 DGND Ground -
J1.117 ETH0_TXRX1_M Ethernet 0 TD1- -
J1.119 ETH0_TXRX1_P Ethernet 0 TD1+ -
J1.121 DGND Ground -
J1.123 ETH0_TXRX2_M Ethernet 0 TD2- -
J1.125 ETH0_TXRX2_P Ethernet 0 TD2+ -
J1.127 DGND Ground -
J1.129 ETH0_TXRX3_M Ethernet 0 TD3- -
J1.131 ETH0_TXRX3_P Ethernet 0 TD3+ -
J1.133 DGND Ground -
J1.135 RGMII_MDC - -
J1.137 RGMII_MDIO - -
J1.139 PMIC_VSNVS - -

J1 even pins (2 to 140)[edit | edit source]

Pin# Pin Name Function Notes
J1.2 LVDS0_TX0_N LVDS0 pair0 negative -
J1.4 LVDS0_TX0_P LVDS0 pair0 positive -
J1.6 LVDS0_TX1_N LVDS0 pair1 negative -
J1.8 LVDS0_TX1_P LVDS0 pair1 positive -
J1.10 DGND Ground -
J1.12 LVDS0_TX2_N LVDS0 pair2 negative -
J1.14 LVDS0_TX2_P LVDS0 pair2 positive -
J1.16 LVDS0_TX3_N LVDS0 pair3 negative -
J1.18 LVDS0_TX3_P LVDS0 pair3 positive -
J1.20 LVDS0_CLK_N LVDS0 clock negative -
J1.22 LVDS0_CLK_P LVDS0 clock positive -
J1.24 DGND Ground -
J1.26 CSI0_MCLK - -
J1.28 DGND Ground -
J1.30 CSI0_PIXCLK - -
J1.32 CSI0_VSYNC - -
J1.34 CSI0_DATA_EN - -
J1.36 CSI0_DAT4 - -
J1.38 CSI0_DAT5 - -
J1.40 CSI0_DAT6 - -
J1.42 CSI0_DAT7 - -
J1.44 CSI0_DAT8 I2C bus 1 , DATA -
J1.46 CSI0_DAT9 I2C bus 1 , CLOCK -
J1.48 CSI0_DAT10 UART1 TX -
J1.50 DGND Ground -
J1.52 CSI0_DAT11 UART1 RX -
J1.54 CSI0_DAT12 - -
J1.56 CSI0_DAT13 - -
J1.58 CSI0_DAT14 - -
J1.60 CSI0_DAT15 - -
J1.62 CSI0_DAT16 - -
J1.64 CSI0_DAT17 - -
J1.66 CSI0_DAT18 - -
J1.68 CSI0_DAT19 - -
J1.70 DGND Ground -
J1.72 GPIO_0 SD Card Detect -
J1.74 GPIO_1 WatchDog signal to reset PMIC -
J1.76 GPIO_2 General Purpose I/O Button S2 status
J1.78 GPIO_3/I2C3_SCL I2C bus 3 , CLOCK -
J1.80 GPIO_4 General Purpose I/O TouchScreen Pendown status<br>Button S4 status
J1.82 GPIO_5 General Purpose I/O Button S3 status
J1.84 GPIO_6/I2C3_SDA I2C bus 3 , DATA -
J1.86 GPIO_7/FLEXCAN1_H CAN bus 1 TX -
J1.88 GPIO_8/FLEXCAN1_L CAN bus 1 RX -
J1.90 DGND Ground -
J1.92 GPIO_9 LCD0 Backlight (PWM) -
J1.94 GPIO_16 General Purpose I/O -
J1.96 GPIO_17 General Purpose I/O -
J1.98 GPIO_18/PMIC_INT_B General Purpose I/O -
J1.100 GPIO_19 General Purpose I/O Button S1 status
J1.102 KEY_COL0/ECSPI1_SCLK SPI bus 1 Clock -
J1.104 KEY_ROW0/ECSPI1_MOSI SPI bus 1 Master Out Slave In -
J1.106 KEY_COL1/ECSPI1_MISO SPI bus 1 Master In Slave Out -
J1.108 KEY_ROW1/ECSPI1_SS0 SPI bus 1 Chip select 0 -
J1.110 DGND Ground -
J1.112 KEY_COL2/ECSP1_SS1 SPI bus 1 Chip select 1 -
J1.114 KEY_ROW2 General Purpose I/O -
J1.116 KEY_COL3/I2C2_SCL I2C bus 2 , CLOCK -
J1.118 KEY_ROW3/I2C2_SDA I2C bus 2 , DATA -
J1.120 VGEN4_1V8_I 1.8V -
J1.122 NVCC_AXEL_I/O_3.3V/1.8V 3.3/1.8V -
J1.124 RTC_VBAT RTC Battery Power Supply Battery on DACU board
J1.126 PMIC_LICELL - -
J1.128 SD2_CMD Micro SD cmd -
J1.130 DGND Ground -
J1.132 SD2_CLK Micro SD clock -
J1.134 SD2_DATA0 Micro SD data[0] -
J1.136 SD2_DATA1 Micro SD data[1] -
J1.138 SD2_DATA2 Micro SD data[2] -
J1.140 SD2_DATA3 Micro SD data[3] -

J2 - Axel SOM connector[edit | edit source]

J2 is a Hirose FX8C-140P-SV4 140-pin header connector for the hosted Axel SoM. The following tables reports the connector's pinout:

J2 odd pins (1 to 139)[edit | edit source]

Pin# Pin Name Function Notes
J2.1 DGND Ground -
J2.3 EIM_DA0 Boot Mode Select -
J2.5 EIM_DA1 Boot Mode Select -
J2.7 EIM_DA2 Boot Mode Select -
J2.9 EIM_DA3 Boot Mode Select -
J2.11 EIM_DA4 Boot Mode Select -
J2.13 EIM_DA5 Boot Mode Select -
J2.15 EIM_DA6 Boot Mode Select -
J2.17 EIM_DA7 Boot Mode Select -
J2.19 EIM_DA8 Boot Mode Select -
J2.21 DGND Ground -
J2.23 EIM_DA9 Boot Mode Select -
J2.25 EIM_DA10 Boot Mode Select -
J2.27 EIM_DA11 Boot Mode Select -
J2.29 EIM_DA12 Boot Mode Select -
J2.31 EIM_DA13 Boot Mode Select -
J2.33 EIM_DA14 Boot Mode Select -
J2.35 EIM_DA15 Boot Mode Select -
J2.37 EIM_D16 General Purpose I/O -
J2.39 EIM_D17 - -
J2.41 DGND Ground -
J2.43 EIM_D18 - -
J2.45 EIM_D19 - -
J2.47 EIM_D20 - -
J2.49 EIM_D21 - -
J2.51 EIM_D22 - -
J2.53 EIM_D23 - -
J2.55 EIM_D24 UART3 TX -
J2.57 EIM_D25 UART3 RX -
J2.59 EIM_D26 - -
J2.61 DGND Ground -
J2.63 EIM_D27 - -
J2.65 EIM_D28 - -
J2.67 EIM_D29 - -
J2.69 EIM_D30 - -
J2.71 EIM_D31 - -
J2.73 EIM_A16 Boot Mode Select -
J2.75 EIM_A17 Boot Mode Select -
J2.77 EIM_A18 Boot Mode Select -
J2.79 EIM_A19 Boot Mode Select -
J2.81 DGND Ground -
J2.83 EIM_A20 Boot Mode Select -
J2.85 EIM_A21 Boot Mode Select -
J2.87 EIM_A22 Boot Mode Select -
J2.89 EIM_A23 Boot Mode Select -
J2.91 EIM_A24 Boot Mode Select -
J2.93 EIM_A25 - -
J2.95 EIM_LBA Boot Mode Select -
J2.97 EIM_OE SPI bus 2 Master In Slave Out -
J2.99 EIM_RW Boot Mode Select<br>SPI bus 2 Chip Select 0 -
J2.101 DGND Ground -
J2.103 EIM_BCLK - -
J2.105 EIM_WAIT Boot Mode Select -
J2.107 EIM_EB0 Boot Mode Select -
J2.109 EIM_EB1 Boot Mode Select -
J2.111 EIM_EB2 Boot Mode Select -
J2.113 EIM_EB3 Boot Mode Select -
J2.115 EIM_CS0 SPI bus 2 Clock -
J2.117 EIM_CS1 SPI bus 2 Master Out Slave In -
J2.119 DGND Ground -
J2.121 PMIC_PROG_VPGM PMIC Control signal -
J2.123 PMIC_PROG_GATE_CTRL PMIC Control signal -
J2.125 2V8-4V5_SOM 2.8V-4.5V Power Supply -
J2.127 2V8-4V5_SOM 2.8V-4.5V Power Supply -
J2.129 2V8-4V5_SOM 2.8V-4.5V Power Supply -
J2.131 2V8-4V5_SOM 2.8V-4.5V Power Supply -
J2.133 2V8-4V5_SOM 2.8V-4.5V Power Supply -
J2.135 2V8-4V5_SOM 2.8V-4.5V Power Supply -
J2.137 2V8-4V5_SOM 2.8V-4.5V Power Supply -
J2.139 2V8-4V5_SOM 2.8V-4.5V Power Supply -

J2 even pins (2 to 140)[edit | edit source]

Pin# Pin Name Function Notes
J2.2 NANDF_CS0_B NAND Chip Enable 0 -
J2.4 NANDF_CS1_B NAND Chip Enable 1 -
J2.6 NANDF_CS2_B NAND Chip Enable 2 -
J2.8 NANDF_CS3_B NAND Chip Enable 3 -
J2.10 DGND Ground -
J2.12 NANDF_D0 NAND Data-bit[0] -
J2.14 NANDF_D1 NAND Data-bit[1] -
J2.16 NANDF_D2 NAND Data-bit[2] -
J2.18 NANDF_D3 NAND Data-bit[3] -
J2.20 NANDF_D4 NAND Data-bit[4] -
J2.22 NANDF_D5 NAND Data-bit[5] -
J2.24 NANDF_D6 NAND Data-bit[6] -
J2.26 NANDF_D7 NAND Data-bit[7] -
J2.28 SD4_CLK/NANDF_WE_B NAND Write Enable -
J2.30 DGND Ground -
J2.32 SD4_DATA0/NANDF_DQS - -
J2.34 SD4_CMD/NANDF_RE_B NAND Read Enable -
J2.36 NANDF_ALE NAND Address Latch Enable -
J2.38 NANDF_CLE NAND Command Latch Enable -
J2.40 NANDF_WP_B NAND Write Protect -
J2.42 NANDF_RB0 NAND Ready/Busy output -
J2.44 SD4_DATA1 - -
J2.46 SD4_DATA2 - -
J2.48 SD4_DATA3 - -
J2.50 DGND Ground -
J2.52 SD4_DATA4 UART2 RX -
J2.54 SD4_DATA5 - -
J2.56 SD4_DATA6 - -
J2.58 SD4_DATA7 UART2 TX -
J2.60 PMIC_SDWNB - -
J2.62 TEST_MODE CPU TEST_MODE signal -
J2.64 RTC_INTn/SQW RTC interrupt RTC chip on Axel SOM
J2.66 RTC_RSTn RTC reset RTC chip on Axel SOM
J2.68 RTC_32kHz RTC clock RTC chip on Axel SOM
J2.70 DGND Ground -
J2.72 PMIC_INT_B PMIC interrupt Generated by PMIC
J2.74 PMIC_PWRON Power On from CPU to PMIC -
J2.76 CPU_ONOFF CPU ONOFF signal -
J2.78 CPU_PORn CPU Power On Reset -
J2.80 CPU_PMIC_STBY_REQ CPU PMIC_STBY_REQ signal -
J2.82 CPU_PMIC_ON_REQ CPU PMIC_ON_REQ signal -
J2.84 BOOT_MODE0 CPU BOOT_MODE0 signal -
J2.86 BOOT_MODE1 CPU BOOT_MODE1 signal -
J2.88 MRSTn Master Reset -
J2.90 DGND Ground -
J2.92 JTAG_TCK JTAG -
J2.94 JTAG_VREF JTAG -
J2.96 JTAG_TDI JTAG -
J2.98 JTAG_TDO JTAG -
J2.100 JTAG_TMS JTAG -
J2.102 JTAG_nTRST JTAG -
J2.104 RTC_VBAT RTC Battery Power Supply Battery on DACU board
J2.106 NVCC_CSI_EXT CPU NVCC_CSI Power Supply -
J2.108 DGND Ground -
J2.110 NVCC_EIM_EXT CPU NVCC_EIM Power Supply -
J2.112 DGND Ground -
J2.114 NVCC_SD3_EXT CPU NVCC_SD3 Power Supply -
J2.116 DGND Ground -
J2.118 NVCC_LCD_EXT CPU NVCC_LCD Power Supply -
J2.120 DGND Ground -
J2.122 PMIC_PROG_SCL PMIC Control signal -
J2.124 PMIC_PROG_SDA PMIC Control signal -
J2.126 2V8-4V5_SOM 2.8V-4.5V Power Supply -
J2.128 2V8-4V5_SOM 2.8V-4.5V Power Supply -
J2.130 2V8-4V5_SOM 2.8V-4.5V Power Supply -
J2.132 2V8-4V5_SOM 2.8V-4.5V Power Supply -
J2.134 2V8-4V5_SOM 2.8V-4.5V Power Supply -
J2.136 2V8-4V5_SOM 2.8V-4.5V Power Supply -
J2.138 2V8-4V5_SOM 2.8V-4.5V Power Supply -
J2.140 2V8-4V5_SOM 2.8V-4.5V Power Supply -

J3 - Axel SOM connector[edit | edit source]

J3 is a Hirose FX8C-140P-SV4 140-pin header connector for the hosted Axel SoM. The following tables reports the connector's pinout:

J3 odd pins (1 to 139)[edit | edit source]

Pin# Pin Name Function Notes
J3.1 SD3_CLK SD3 Clock -
J3.3 DGND Ground -
J3.5 SD3_CMD SD3 Cmd -
J3.7 SD3_RST General Purpose I/O -
J3.9 DGND Ground -
J3.11 SD3_DATA0 SD3 data[0] -
J3.13 SD3_DATA1 SD3 data[1] -
J3.15 SD3_DATA2 SD3 data[2] -
J3.17 SD3_DATA3 SD3 data[3] -
J3.19 SD3_DATA4 SD3 data[4] -
J3.21 SD3_DATA5 SD3 data[5] -
J3.23 SD3_DATA6 SD3 data[6] -
J3.25 SD3_DATA7 SD3 data[7] -
J3.27 DGND Ground -
J3.29 MLB_SN - -
J3.31 MLB_SP - -
J3.33 DGND Ground -
J3.35 MLB_CN - -
J3.37 MLB_CP - -
J3.39 DGND Ground -
J3.41 MLB_DN - -
J3.43 MLB_DP - -
J3.45 DGND Ground -
J3.47 SATA_RXN Sata RX - -
J3.49 SATA_RXP Sata RX+ -
J3.51 DGND Ground -
J3.53 SATA_TXN Sata TX - -
J3.55 SATA_TXP Sata TX+ -
J3.57 DGND Ground -
J3.59 CPU_RGMII_TXC_CONN - -
J3.61 DGND Ground -
J3.63 CPU_RGMII_TD0_CONN - -
J3.65 CPU_RGMII_TD1_CONN - -
J3.67 CPU_RGMII_TD2_CONN - -
J3.69 CPU_RGMII_TD3_CONN - -
J3.71 CPU_RGMII_TX_CTL_CONN - -
J3.73 DGND Ground -
J3.75 CPU_RGMII_RXC_CONN - -
J3.77 DGND Ground -
J3.79 CPU_RGMII_RD0_CONN - -
J3.81 CPU_RGMII_RD1_CONN - -
J3.83 CPU_RGMII_RD2_CONN - -
J3.85 CPU_RGMII_RD3_CONN - -
J3.87 CPU_RGMII_RX_CTL_CONN - -
J3.89 DGND Ground -
J3.91 ETH0_CLK125_NDO - -
J3.93 DGND Ground -
J3.95 ETH0_INTn Interrupt output from Ethernet transceiver -
J3.97 ENET_TX_EN/GPIO1_IO28 Ethernet transceiver: chip reset -
J3.99 ENET_CRS_DV//SW2_1.8V/3.3V - -
J3.101 ENET_REF_CLK/VDDCORE - -
J3.103 ENET_RX_ER//VDDSOC - -
J3.105 ENET_RXD0//DDR_1V5 - -
J3.107 ENET_RXD1 - -
J3.109 ENET_TXD0//BB_3.3V/2.5V - -
J3.111 ENET_TXD1//1V2_ETH - -
J3.113 KEY_COL4//VDDHIGH_VPH USB OTG control signal -
J3.115 KEY_ROW4//VDDSOC_CAP USB OTG control signal -
J3.117 WDT_WDI//VDDPU Watchdog input -
J3.119 VDD_ARM23_CAP//VGEN4_1V8 Power Supply signal -
J3.121 VDD_ARM01_CAP//VGEN5_2V8//VDD_VBUS_CAP Power Supply signal -
J3.123 VDD_SNVS_CAP//VGEN3_2V5//NVCC_PLL_OUT Power Supply signal -
J3.125 VGEN1 Power Supply signal -
J3.127 VGEN2 Power Supply signal -
J3.129 VGEN6 Power Supply signal -
J3.131 SW4_xV/1.8V Power Supply signal -
J3.133 PMIC_SWBST_SUPPLY Power Supply signal -
J3.135 PMIC_SWBST_SUPPLY Power Supply signal -
J3.137 PMIC_SWBST_SUPPLY Power Supply signal -
J3.139 DGND Ground -

J3 even pins (2 to 140)[edit | edit source]

Pin# Pin Name Function Notes
J3.2 DGND Ground -
J3.4 CSI_CLK0M - -
J3.6 CSI_CLK0P - -
J3.8 DGND Ground -
J3.10 CSI_D0M - -
J3.12 CSI_D0P - -
J3.14 DGND Ground -
J3.16 CSI_D1M - -
J3.18 CSI_D1P - -
J3.20 DGND Ground -
J3.22 CSI_D2M - -
J3.24 CSI_D2P - -
J3.26 DGND Ground -
J3.28 CSI_D3M - -
J3.30 CSI_D3P - -
J3.32 DGND Ground -
J3.34 DSI_CLK0M - -
J3.36 DSI_CLK0P - -
J3.38 DGND Ground -
J3.40 DSI_D0M - -
J3.42 DSI_D0P - -
J3.44 DGND Ground -
J3.46 DSI_D1M - -
J3.48 DSI_D1P - -
J3.50 DGND Ground -
J3.52 LVDS1_TX0_N LVDS1 TX0 - -
J3.54 LVDS1_TX0_P LVDS1 TX0 + -
J3.56 DGND Ground -
J3.58 LVDS1_TX1_N LVDS1 TX1 - -
J3.60 LVDS1_TX1_P LVDS1 TX1 + -
J3.62 DGND Ground -
J3.64 LVDS1_TX2_N LVDS1 TX2 - -
J3.66 LVDS1_TX2_P LVDS1 TX2 + -
J3.68 DGND Ground -
J3.70 LVDS1_CLK_N LVDS1 Clock - -
J3.72 LVDS1_CLK_P LVDS1 Clock + -
J3.74 DGND Ground -
J3.76 LVDS1_TX3_N LVDS1 TX3 - -
J3.78 LVDS1_TX3_P LVDS1 TX3 + -
J3.80 DGND Ground -
J3.82 HDMI_CLKN HDMI Clock - -
J3.84 HDMI_CLKP HDMI Clock + -
J3.86 DGND Ground -
J3.88 HDMI_D0N HDMI D0 - -
J3.90 HDMI_D0P HDMI D0 + -
J3.92 DGND Ground -
J3.94 HDMI_D1N HDMI D1 - -
J3.96 HDMI_D1P HDMI D1+ -
J3.98 DGND Ground -
J3.100 HDMI_D2N HDMI D2 - -
J3.102 HDMI_D2P HDMI D2 + -
J3.104 DGND Ground -
J3.106 HDMI_CEC_IN HDMI CE_REMOTE -
J3.108 HDMI_HPD HDMI Hot Plug Detect -
J3.110 DGND Ground -
J3.112 CLK1_N PCI Reference Clock - -
J3.114 CLK1_P PCI Reference Clock + -
J3.116 DGND Ground -
J3.118 CLK2_N - -
J3.120 CLK2_P - -
J3.122 DGND Ground -
J3.124 PCIE_RXN PCI Express RX - -
J3.126 PCIE_RXP PCI Express RX + -
J3.128 DGND Ground -
J3.130 PCIE_TXN PCI Express TX - -
J3.132 PCIE_TXP PCI Express TX + -
J3.134 DGND Ground -
J3.136 PMIC_5V PMIC 5V Power Supply -
J3.138 PMIC_5V PMIC 5V Power Supply -
J3.140 DGND Ground -

J4 - Dacu carrier board connector[edit | edit source]

J4 is a Hirose FX8C-140S-SV5 140-pin receptacle for the connection to the Dacu carrier bord. The following tables reports the connector's pinout:

J4 odd pins (1 to 139)[edit | edit source]

Pin# Pin Name Function Notes
J4.1 DGND Ground -
J4.3 DGND Ground -
J4.5 N.C. - -
J4.7 EIM_D25 UART3 RX -
J4.9 RTC_VBAT/PMIC_LICELL RTC Battery Power Supply -
J4.11 N.C. - -
J4.13 DGND Ground -
J4.15 ADC0_IN Touchscreen Controller: in1
J4.17 ENET_CRS_DV//SW2_1.8V/3.3V - -
J4.19 N.C. - -
J4.21 N.C. - -
J4.23 N.C. - -
J4.25 SD4_DATA1 - -
J4.27 SD4_DATA2 - -
J4.29 DISP0_DAT18 Digital video: data-bit[18] -
J4.31 DISP0_DAT19 Digital video: data-bit[19] -
J4.33 DISP0_DAT20 Digital video: data-bit[20] -
J4.35 DGND Ground -
J4.37 N.C. - -
J4.39 TSC_XP Touchscreen Controller: X+
J4.41 TSC_XM Touchscreen Controller: X-
J4.43 TSC_YP Touchscreen Controller: Y+
J4.45 TSC_YM Touchscreen Controller: Y-
J4.47 DISP0_DAT17 Digital video: data-bit[17] -
J4.49 DISP0_DAT15 Digital video: data-bit[15] -
J4.51 DISP0_DAT13 Digital video: data-bit[13] -
J4.53 DISP0_DAT11 Digital video: data-bit[11] -
J4.55 DISP0_DAT9 Digital video: data-bit[9] -
J4.57 DISP0_DAT7 Digital video: data-bit[7] -
J4.59 DISP0_DAT5 Digital video: data-bit[5] -
J4.61 DISP0_DAT3 Digital video: data-bit[3] -
J4.63 DGND Ground -
J4.65 DISP0_DAT1 Digital video: data-bit[1] -
J4.67 N.C. - -
J4.69 DI0_PIN3 Digital video: Vsync -
J4.71 DI0_DISP_CLK Digital video: pixel clock -
J4.73 N.C. - -
J4.75 N.C. - -
J4.77 N.C. - -
J4.79 N.C. - -
J4.81 N.C. - -
J4.83 N.C. - -
J4.85 N.C. - -
J4.87 N.C. - -
J4.89 DGND Ground -
J4.91 N.C. - -
J4.93 N.C. - -
J4.95 N.C. - -
J4.97 N.C. - -
J4.99 N.C. - -
J4.101 N.C. - -
J4.103 N.C. - -
J4.105 N.C. - -
J4.107 KEY_COL4/VDDHIGH_VPH
J4.109 N.C. - -
J4.111 N.C. - -
J4.113 DGND Ground -
J4.115 N.C. - -
J4.117 SD3_DATA2 SD3 data[2] -
J4.119 SD1_DAT0 - -
J4.121 SD1_DAT1 - -
J4.123 SD1_DAT2 - -
J4.125 SD1_DAT3 - -
J4.127 SD3_DATA4
J4.129 SD3_DATA5 SD3 data[5]
J4.131 N.C. - -
J4.133 N.C. - -
J4.135 SD1_CMD - -
J4.137 SD1_CLK - -
J4.139 DGND Ground -

J4 even pins (2 to 140)[edit | edit source]

Pin# Pin Name Function Notes
J4.2 DGND Ground -
J4.4 DGND Ground -
J4.6 N.C. - -
J4.8 EIM_D24 UART3 TX -
J4.10 N.C. - -
J4.12 N.C. - -
J4.14 N.C. - -
J4.16 USB_OTG_VBUS USB power supply (+5V) -
J4.18 DISP0_DAT21 Digital video: data-bit[21] -
J4.20 N.C. - -
J4.22 N.C. - -
J4.24 DISP0_DAT22 Digital video: data-bit[22] -
J4.26 DISP0_DAT23 Digital video: data-bit[23] -
J4.28 DGND Ground -
J4.30 N.C. - -
J4.32 KEY_ROW4/VDDSOC_CAP USB OTG control signal -
J4.34 KEY_ROW2 General Purpose I/O -
J4.36 SD4_DATA3 - -
J4.38 N.C. - -
J4.40 N.C. - -
J4.42 N.C. - -
J4.44 N.C. - -
J4.46 DISP0_DAT16 Digital video: data-bit[16]
J4.48 DISP0_DAT14 Digital video: data-bit[14]
J4.50 DISP0_DAT12 Digital video: data-bit[12]
J4.52 DGND Ground -
J4.54 DISP0_DAT10 Digital video: data-bit[10] -
J4.56 DISP0_DAT8 Digital video: data-bit[8] -
J4.58 DISP0_DAT6 Digital video: data-bit[6] -
J4.60 DISP0_DAT4 Digital video: data-bit[4] -
J4.62 DISP0_DAT21 Digital video: data-bit[21] -
J4.64 DISP0_DAT0 Digital video: data-bit[0] -
J4.66 DI0_PIN15 Digital video: Data Enable -
J4.68 DI0_PIN2 Digital video: Hsync -
J4.70 LCD0_BKLT_PWM LCD0 backlight control signal -
J4.72 N.C. - -
J4.74 N.C. - -
J4.76 DGND Ground -
J4.78 N.C. - -
J4.80 N.C. - -
J4.82 N.C. - -
J4.84 N.C. - -
J4.86 N.C. - -
J4.88 N.C. - -
J4.90 N.C. - -
J4.92 N.C. - -
J4.94 N.C. - -
J4.96 GPIO_7/FLEXCAN_H CAN bus 1 TX -
J4.98 GPIO_8/FLEXCAN_L CAN bus 1 RX -
J4.100 DGND Ground -
J4.102 N.C. - -
J4.104 N.C. - -
J4.106 N.C. - -
J4.108 N.C. - -
J4.110 N.C. - -
J4.112 N.C. - -
J4.114 N.C. - -
J4.116 N.C. - -
J4.118 SD3_DATA3 SD3 data[3] -
J4.120 N.C. - -
J4.122 N.C. - -
J4.124 N.C. - -
J4.126 DGND Ground -
J4.128 SD3_CLK SD3 Clock -
J4.130 SD3_CMD SD3 Cmd -
J4.132 SD3_DATA0 SD3 data[0] -
J4.134 SD3-DATA1 SD3 data[1] -
J4.136 GPIO_3/I2C3_SCL I2C bus 3 , CLOCK -
J4.138 GPIO_6/I2C3_SDA I2C bus 3 , DATA -
J4.140 DGND Ground -

J5 - Dacu carrier board connector[edit | edit source]

J5 is a Hirose FX8C-140S-SV5 140-pin receptacle for the connection to the Dacu carrier bord. The following tables reports the connector's pinout:

J5 odd pins (1 to 139)[edit | edit source]

Pin# Pin Name Function Notes
J5.1 3.3V_DACU 3.3V DACU Power Supply -
J5.3 DGND Ground -
J5.5 N.C. - -
J5.7 N.C. - -
J5.9 N.C. - -
J5.11 N.C. - -
J5.13 N.C. - -
J5.15 N.C. - -
J5.17 N.C. - -
J5.19 N.C. - -
J5.21 N.C. - -
J5.23 N.C. - -
J5.25 N.C. - -
J5.27 N.C. - -
J5.29 N.C. - -
J5.31 N.C. - -
J5.33 USB_H1_VBUS USB power supply (+5V) -
J5.35 3.3V_DACU 3.3V DACU Power Supply -
J5.37 DGND Ground -
J5.39 5V_DACU 5V DACU Power Supply -
J5.41 5V_DACU 5V DACU Power Supply -
J5.43 NVCC_AXEL_I/O_3.3V/1.8V 3.3/1.8V -
J5.45 5V_DACU 5V DACU Power Supply -
J5.47 5V_DACU 5V DACU Power Supply -
J5.49 5V_DACU 5V DACU Power Supply -
J5.51 N.C. - -
J5.53 N.C. - -
J5.55 N.C. - -
J5.57 N.C. - -
J5.59 N.C. - -
J5.61 N.C. - -
J5.63 N.C. - -
J5.65 3.3V_DACU 3.3V DACU Power Supply -
J5.67 DGND Ground -
J5.69 EIM_CS0 SPI bus 2 Clock -
J5.71 GPIO_0 SD Card Detect -
J5.73 EIM_RW Boot Mode Select<br>SPI bus 2 Chip Select 0 -
J5.75 CSI0_DAT17 - -
J5.77 CSI0_DAT18 - -
J5.79 CSI0_DAT19 - -
J5.81 N.C. - -
J5.83 N.C. - -
J5.85 N.C. - -
J5.87 N.C. - -
J5.89 N.C. - -
J5.91 N.C. - -
J5.93 EIM_D20 - -
J5.95 N.C. - -
J5.97 EIM_LBA Boot Mode Select -
J5.99 N.C. - -
J5.101 3.3V_DACU 3.3V DACU Power Supply -
J5.103 DGND Ground -
J5.105 JTAG_TDI JTAG -
J5.107 JTAG_TMS JTAG -
J5.109 CPU_PORn CPU Power On Reset -
J5.111 N.C. - -
J5.113 N.C. - -
J5.115 N.C. - -
J5.117 N.C. - -
J5.119 N.C. - -
J5.121 SD4_DATA7 UART2 TX -
J5.123 SD4_DATA5 - -
J5.125 N.C. - -
J5.127 N.C. - -
J5.129 N.C. - -
J5.131 N.C. - -
J5.133 N.C. - -
J5.135 N.C. - -
J5.137 N.C. - -
J5.139 DGND Ground -

J5 even pins (2 to 140)[edit | edit source]

Pin# Pin Name Function Notes
J5.2 DGND Ground -
J5.4 N.C. - -
J5.6 N.C. - -
J5.8 N.C. - -
J5.10 N.C. - -
J5.12 N.C. - -
J5.14 N.C. - -
J5.16 N.C. - -
J5.18 N.C. - -
J5.20 DGND Ground -
J5.22 N.C. - -
J5.24 N.C. - -
J5.26 N.C. - -
J5.28 N.C. - -
J5.30 N.C. - -
J5.32 N.C. - -
J5.34 N.C. - -
J5.36 N.C. - -
J5.38 N.C. - -
J5.40 N.C. - -
J5.42 N.C. - -
J5.44 N.C. - -
J5.46 N.C. - -
J5.48 N.C. - -
J5.50 N.C. - -
J5.52 N.C. - -
J5.54 DGND Ground -
J5.56 N.C. - -
J5.58 N.C. - -
J5.60 N.C. - -
J5.62 N.C. - -
J5.64 N.C. - -
J5.66 N.C. - -
J5.68 N.C. - -
J5.70 N.C. - -
J5.72 EIM_OE SPI bus 2 Master In Slave Out -
J5.74 N.C. - -
J5.76 EIM_CS1 SPI bus 2 Master Out Slave In -
J5.78 N.C. - -
J5.80 N.C. - -
J5.82 DGND Ground -
J5.84 N.C. - -
J5.86 N.C. - -
J5.88 N.C. - -
J5.90 N.C. - -
J5.92 N.C. - -
J5.94 N.C. - -
J5.96 JTAG_TDO JTAG -
J5.98 JTAG_TCK JTAG -
J5.100 JTAG_nTRST JTAG -
J5.102 MRSTn Master Reset -
J5.104 EIM_D19 - -
J5.106 KEY_COL3/I2C2_SCL I2C bus 2 , CLOCK -
J5.108 KEY_ROW3/I2C2_SDA I2C bus 2 , DATA -
J5.110 N.C. - -
J5.112 N.C. - -
J5.114 N.C. - -
J5.116 DGND Ground -
J5.118 N.C. - -
J5.120 CSI0_DAT10 UART1 TX -
J5.122 CSI0_DAT11 UART1 RX -
J5.124 USB_HOST_DP USB Data + -
J5.126 N.C. - -
J5.128 SD4_DATA4 UART2 RX -
J5.130 SD4_DATA6 - -
J5.132 N.C. - -
J5.134 USB_HOST_DN USB Data - -
J5.136 N.C. - -
J5.138 3.3V_DACU 3.3V DACU Power Supply -
J5.140 DGND Ground -

Ethernet port ETH - J6[edit | edit source]

J6 is a RJ45 Gigabit Ethernet connector. The following table reports the connector's pinout:

Pin# Pin name Function Notes
1 ETH0_TXRX0_P - -
2 ETH0_TXRX0_M - -
3 ETH0_TXRX1_P - -
4 ETH0_TXRX2_P - -
5 ETH0_TXRX2_M - -
6 ETH0_TXRX1_M - -
7 ETH0_TXRX3_P - -
8 ETH0_TXRX3_M - -
9 NVCC_AXEL_I/O_3.3V/1.8V - -
10 ETH_SH - -
11, 13 NVCC_AXEL_I/O_3.3V/1.8V - -
12 ETH0_LED1 - -
14 ETH0_LED2 - -
15, 16 ETH_SH - -

PCI Express - J7[edit | edit source]

J7 is PCI Express card edge connector V-type.

The following table reports the connector's pinout:

Pin# Pin Name Function Notes
1.SIDE_A PCIE_PRSNT1 PRSNT1# -
1.SIDE_B EXT_12V +12 V -
2.SIDE_A EXT_12V +12 V -
2.SIDE_B EXT_12V +12 V -
3.SIDE_A EXT_12V +12 V -
3.SIDE_B N.C. - -
4.SIDE_A DGND Ground -
4.SIDE_B DGND Ground -
5.SIDE_A - - Pulldown 10K Ohm
5.SIDE_B N.C. - -
6.SIDE_A - - Pullup 10K Ohm, 3.3V
6.SIDE_B N.C. - -
7.SIDE_A N.C. - -
7.SIDE_B DGND Ground -
8.SIDE_A - - Pullup 10K Ohm, 3.3V
8.SIDE_B PCI_3V3 +3.3V -
9.SIDE_A PCI_3V3 +3.3V -
9.SIDE_B - - Pulldown 10K Ohm
10.SIDE_A PCI_3V3 +3.3V -
10.SIDE_B N.C. - -
11.SIDE_A CPU_PORn PERST# -
11.SIDE_B N.C. - -
12.SIDE_A DGND Ground -
12.SIDE_B N.C. - -
13.SIDE_A PCI_REFCLKP REFCLK+ -
13.SIDE_B DGND Ground -
14.SIDE_A PCI_REFCLKP REFCLK- -
14.SIDE_B PCIE_TXP HSOp(0) -
15.SIDE_A DGND Ground -
15.SIDE_B PCIE_TXN HSOn(0) -
16.SIDE_A PCIE_RXP HSIp(0) -
16.SIDE_B DGND Ground -
17.SIDE_A PCIE_RXN HSIn(0) -
17.SIDE_B PCIE_PRSNT2 PRSNT2# -
18.SIDE_A DGND Ground -
18.SIDE_B DGND Ground -

HDMI - J8[edit | edit source]

J8 is a HDMI type A 19-pin receptacle connector.

The following table reports the connector's pinout:

Pin# Pin name Function Notes
1 HDMI_D2P HDMI D2+ -
2, 5, 8, 11,
17
DGND Ground -
3 HDMI_D2N HDMI D2- -
4 HDMI_D1P HDMI D1+ -
6 HDMI_D1N HDMI D1- -
7 HDMI_D0P HDMI D0+ -
9 HDMI_D0N HDMI D0- -
10 HDMI_CLKP HDMI Clock+ -
12 HDMI_CLKN HDMI Clock- -
13 CE_REMOTE_OUT - -
14 N.C. - -
15 - - Pullup 1.8K Ohm, 5V
16 - - Pullup 1.8K Ohm, 5V
18 5V_OUT_HDMI +5V -
19 HDMI_HP_OUT HotPlug Detect -
20, 21, 22, 23 SH_SDMI Shield -

LVDS1 - J10[edit | edit source]

J10 is a 10x2-pin 1.25mm pitch connector. It is used for connecting a Display panel to the integrated LVDS1 video interface of the AXEL SOM.

The following table reports the connector's pinout:

Pin# Pin name Function Notes
1, 2 3.3V_LCD +3.3V -
3, 4, 7, 10,
13, 16, 19
DGND Ground -
5 LVDS1_TX0_N TX0- -
6 LVDS1_TX0_P TX0+ -
8 LVDS1_TX1_N TX1- -
9 LVDS1_TX1_P TX1+ -
11 LVDS1_TX2_N TX2- -
12 LVDS1_TX2_P TX2+ -
14 LVDS1_CLK_N Clock- -
15 LVDS1_CLK_P Clock+ -
17 LVDS1_P17 Backlight PWM -
18 LVDS1_P18 5V Power Supply -
20 LVDS1_P20 Ground -
21 LVDS_SHIELD Shield -
22 LVDS_SHIELD_1 Shield -

Backlight LCD - J11[edit | edit source]

J11 is a 2-pin 3.5mm pitch connector.

The following table reports the connector's pinout:

Pin# Pin name Function Notes
1 LED_K Backlight PWM control signal -
2 LED_A 5V Power Supply -

J12[edit | edit source]

J12 is a 2x1-pn 2.54mm pitch connector. The following table reports the connector's pinout:

Pin# Pin name Function Notes
1 DGND Ground -
2 EXT_12V 12V Power Supply -

MLB - J13[edit | edit source]

J13 is a QSH–020–01–L–D–A 0,50 mm Hi-speed socket. It is connected to the MLB Port.

The following table reports the connector's pinout:

Pin# Pin name Function Notes
1 MLB_SN - -
2 ENET_TXD1//1V2_ETH - -
3 MLB_SP - -
4, 5, 7, 8,
12, 13, 14, 15,
16, 18, 20, 21,
22, 23, 25, 26,
27, 28, 29, 30,
31, 32, 36
N.C - -
9 MLB_DN - -
11 MLB_DP - -
17 MLB_CN - -
19 MLB_CP - -
24 EIM_CS1 - -
25 GPIO_7//FLEXCAN1_H - -
33 KEY_COL3/I2C2_SCL - -
34 GPIO_17 - -
35 KEY_ROW3/I2C2_SDA - -
37, 38, 39 NVCC_AXEL_I/O_3.3V/1.8V - -
40 EXT_12V - -
41, 42, 43, 44 DGND Ground -

CAM interface - J16[edit | edit source]

J16 is a 36-pin 0.50mm pitch vertical connector.

The following table reports the connector's pinout:

Pin# Pin name Function Notes
1 CSI_D15,
SPI_MOSI_IPU2_CS1
CAM DATA[15] -
2 CSI_D14 CAM DATA[14] -
3 SPI1_CS_IPU2_CSI1 - -
4 CMOS_RST#_IPU2_CSI1 CMOS Reset -
5 SPI1_CLK_IPU2_CS1 - -
6 SPI1_CLK_IPU2_CS1 - -
7 CMOS_I2C_SDA I2C DATA -
8 CMOS_I2C_SCL I2C CLOCK -
9 EIM_DA9 CAM DATA[0] -
10 EIM_DA8 CAM DATA[1] -
11 DGND Ground -
12 DGND Ground -
13 EIM_DA7 CAM DATA[2] -
14 EIM_DA6 CAM DATA[3] -
15 EIM_DA5 CAM DATA[4] -
16 EIM_DA4 CAM DATA[5] -
17 EIM_DA3 CAM DATA[6] -
18 EIM_DA2 CAM DATA[7] -
19 EIM_DA1 CAM DATA[8] -
20 EIM_DA0 CAM DATA[9] -
21 CSI1_D10 CAM DATA[10] -
22 CSI1_D11 CAM DATA[11] -
23 CSI1_D12 CAM DATA[12] -
24 CSI1_D13 CAM DATA[13] -
25 CSI1_CAM_HS CAM Hsync -
26 CSI1_CAM_VS CAM Vsync -
27 DGND Ground -
28 CSI1_CAM_PCLK CAM Pixel Clock -
29 DGND Ground -
30 R_CMOS_CLK_IPU2_CSI1 CMOS Clock -
31 DGND Ground -
32 N.C. - -
33 N.C. - -
34 CAM_VCC_IPU2_CSI1 Power Supply -
35 CAM_VCC_IPU2_CSI1 Power Supply -
36 CAM_VCC_IPU2_CSI1 Power Supply -
37, 38, 39, 40 SH_CAM Shield to Ground -

USB - J26[edit | edit source]

J26 is a standard USB Mini AB connector.

The following table reports the connector's pinout:

Pin# Pin name Function Notes
1 VIN_USB Power Supply -
2 USBDN USB Data- -
3 USBDP USB Data+ -
4 N.C. - -
5 DGND Ground -
6, 7, 8, 9 RING Shield to Ground -

UART3 - J28[edit | edit source]

J28 is a standard DB9 connector for the RS232 two-wires UART3 port. The following table reports the connector's pinout:

Pin# Pin name Function Notes
1, 4, 6, 9 N.C. N.C.
2 UART_EXT_RX Receive line Connected to protection diode array
3 UART_EXT_TX Transmit line Connected to protection diode array
5 DGND Ground
7 UART_EXT_RTS UART3 RTS -
8 UART_EXT_CTS UART3 CTS -

USB OTG - J29[edit | edit source]

J29 is a standard USB Micro AB connector. The following table reports the connector's pinout:

Pin# Pin name Function Notes
1 USB_OTG_VBUS_F Power Supply -
2 OTG_DM USB Data- -
3 OTG_DP USB Data+ -
4 OTG_ID OTG ID signal -
5 USB_OTG_DGN Ground -
6, 7, 8, 9 USB_OTG_SHIELD Shield to Ground -

SOM Power Voltage Selector - J32[edit | edit source]

J32 is a 4x2-pin 2.54 pitch vertical header. The following table reports the connector's pinout:

Pin# Pin name Function Notes
1 - - -
2 - - -
3 - - -
4 - - -
5 - - -
6 - - -
7 - - -
8 - - -

SOM power voltage selection:

  • all open: 2.8V
  • 1-2 closed: 3.0V
  • 3-4 closed: 3.3V
  • 5-6 closed: 4.2V
  • 7-8 closed: 4.5v

J33[edit | edit source]

J33 is a 2x1-pin 2.54 pitch vertical header. The following table reports the connector's pinout:

Pin# Pin name Function Notes
1 DGND Ground -
2 5V 5V Power Supply -

J34[edit | edit source]

J34 is a 2x1-pin 2.54 pitch vertical header. The following table reports the connector's pinout:

Pin# Pin name Function Notes
1 DGND Ground -
2 NVCC_AXEL_I/O_3.3V/1.8V Power Supply -

J36[edit | edit source]

J36 is a 2x1-pin 2.54 pitch vertical header. The following table reports the connector's pinout:

Pin# Pin name Function Notes
1 PMIC_PWRON - -
2 2V8-4V5_SOM_POWER_GOOD - -

J40[edit | edit source]

J40 is a 4x1-pin 2.54 pitch vertical header. The following table reports the connector's pinout:

Pin# Pin name Function Notes
1, 4 DGND Ground -
2 CLK2_N - -
3 CLK2_P - -

J42[edit | edit source]

J42 is a 2x1-pin 2.54 pitch vertical header. The following table reports the connector's pinout:

Pin# Pin name Function Notes
1 DGND Ground -
2 PMIC_5V - -

IPU2_CSI1 (Generic Camera in) - J43[edit | edit source]

J43 is a 17x2-pin 1.27mm pitch receptacle connector. The following table reports the connector's pinout:

Pin# Pin name Function Notes
1 R_CMOS_CLK_IPU2_CSI1 CMOS Clock -
2 CSI1_D11 CAM DATA[11] -
3 DGND Ground -
4 CSI1_D10 CAM DATA[10] -
5 CMOS_I2C_SDA I2C DATA -
6 EIM_DA0 CAM DATA[9] -
7 CMOS_I2C_SCL I2C CLOCK -
8 EIM_DA1 CAM DATA[8] -
9 CMOS_RST#_IPU2_CSI1 CMOS Reset -
10 EIM_DA2 CAM DATA[7] -
11 CMOS_OE#_IPU2_CSI1 CMOS OE# -
12 EIM_DA3 CAM DATA[6] -
13 DGND Ground -
14 EIM_DA4 CAM DATA[5] -
15 CAM_VCC_2.8V_IPU2_CSI 2.8V Power Supply -
16 EIM_DA5 CAM DATA[4] -
17 CAM_VCC_2.8V_IPU2_CSI 2.8V Power Supply -
18 EIM_DA6 CAM DATA[3] -
19 DGND Ground -
20 EIM_DA7 CAM DATA[2] -
21 DGND Ground -
22 EIM_DA8 CAM DATA[1] -
23 CSI1_D13 3.3V Power Supply -
24 EIM_DA9 CAM DATA[0] -
25 CAM_VCC_IPU2_CSI1 3.3V Power Supply -
26 CAM_VCC_IPU2_CSI1 3.3V Power Supply -
27 DGND Ground -
28 CSI1_CAM_PCLK CAM Pixel Clock -
29 CAM_VCC_1.8V_IPU2_CSI 1.8V Power Supply -
30 CSI1_CAM_HS CAM Hsync -
31 CAM_VCC_1.8V_IPU2_CSI 1.8V Power Supply -
32 CSI1_CAM_VS CAM Vsync -
33 CSI1_D13 CAM DATA[13] -
34 EIM_D28 CAM DATA[12] -

EXPANSION CONNECTOR - J44[edit | edit source]

J44 is a 10x2-pin 2.54mm pitch vertical header. The following table reports the connector's pinout:

Pin# Pin name Function Notes
1 DGND Ground -
2 DGND Ground -
3 EIM_A25 - -
4 SD3_RST - -
5 EIM_BCLK - -
6 NVCC_SD3_EXT - -
7 NVCC_EIM_EXT - -
8 SD3_DATA6 - -
9 RGMII_MDC - -
10 SD3_DATA7 - -
11 RGMII_MDIO - -
12 DI0_PIN4 - -
13 VGEN4_1V8_I - -
14 NVCC_LCD_EXT - -
15 DATA0/NANDF_DQS - -
16 KEY_COL3/I2C2_SCL - -
17 NVCC_AXEL_I/O_3.3V/1.8V - -
18 KEY_ROW3/I2C2_SDA - -
19 DGND Ground -
20 DGND Ground -

EXPANSION CONNECTOR - J46[edit | edit source]

J46 is a 10x2-pin 2.54mm pitch vertical header. The following table reports the connector's pinout:

Pin# Pin name Function Notes
1 DGND Ground -
2 DGND Ground -
3 RTC_VBAT - -
4 VDD_ARM23_CAP//VGEN4_1V8 - -
5 PMIC_LICELL - -
6 VDD_ARM01_CAP//VGEN5_2V8//VDD_VBUS_CAP - -
7 PMIC_VSNVS - -
8 VDD_SNVS_CAP//VGEN3_2V5//NVCC_PLL_OUT - -
9 VGEN1 - -
10 VGEN6 - -
11 VGEN2 - -
12 NVCC_AXEL_I/O_3.3V/1.8V - -
13 WDT_WDI//VDDPU - -
14 DGND Ground -
15 EIM_D16 - -
16 EIM_D23 - -
17 EIM_D18 - -
18 DGND Ground -
19 DGND Ground -
20 DGND Ground -

LVDS0 - J48[edit | edit source]

J48 is a 10x2-pin 2.54mm pitch vertical header. The following table reports the connector's pinout:

Pin# Pin name Function Notes
1, 2, 5, 8,
11, 14, 17, 19,
20
DGND Ground -
3 LVDS0_TX0_N TX0- -
4 LVDS0_TX0_P TX0+ -
6 LVDS0_TX1_P TX1+ -
7 LVDS0_TX1_N TX1- -
9 LVDS0_TX2_N TX2- -
10 LVDS0_TX2_P TX2+ -
12 LVDS0_CLK_N Clock- -
13 LVDS0_CLK_P Clock+ -
15 LVDS0_P17 Backlight PWM -
16 LVDS0_P18 5V Power Supply -
18 LVDS0_P20 Ground -

IPU1_CSI0 (1/2) - J50[edit | edit source]

J50 is a 10x2-pin 2.54mm pitch vertical header. The following table reports the connector's pinout:

Pin# Pin name Function Notes
1 CSI0_DAT11 CAM DATA[11] -
2 R_CMOS_CLK_IPU1_CSI0 CMOS Clock -
3 CSI0_DAT10 CAM DATA[10] -
4 DGND Ground -
5 CSI0_DAT9 CAM DATA[9] -
6 CMOS_I2C_SDA I2C DATA -
7 CSI0_DAT8 CAM DATA[8] -
8 CMOS_I2C_SCL I2C CLOCK -
9 CSI0_DAT7 CAM DATA[7] -
10 CMOS_RST#_IPU1_CSI0 CMOS_RST# -
11 CSI0_DAT6 CAM DATA[6] -
12 CMOS_OE#_IPU1_CSI0 CMOS_OE# -
13 CSI0_DAT5 CAM DATA[5] -
14 DGND Ground -
15 CSI0_DAT4 CAM DATA[4] -
16 CAM_VCC_2.8V_IPU1_CSI0 2.8V Power Supply -
17 EIM_D30 CAM DATA[3] -
18 CAM_VCC_2.8V_IPU1_CSI0 2.8V Power Supply -
19 EIM_D31 CAM DATA[2] -
20 DGND Ground -

IPU1_CSI0 (2/2) - J51[edit | edit source]

J51 is a 10x2-pin 2.54mm pitch vertical header. The following table reports the connector's pinout:

Pin# Pin name Function Notes
1 EIM_D26 CAM DATA[1] -
2 DGND Ground -
3 EIM_D27 CAM DATA[0] -
4, 5, 6 CAM_VCC_IPU1_CSI0 3.3V Power Supply -
7 CSI0_PIXCLK CAM Pixel Clock -
8 DGND Ground -
9 CSI0_MCLK CAM Hsync -
10 CAM_VCC_1.8V_IPU1_CSI0 1.8V Power Supply -
11 CSI0_VSYNC CAM Vsync -
12 CAM_VCC_1.8V_IPU1_CSI0 1.8V Power Supply -
13 CSI0_DAT12 CAM DATA[12] -
14 CSI0_DAT13 CAM DATA[13] -
15 CSI0_DAT16 CAM DATA[16] -
16 CSI0_DAT19 CAM DATA[19] -
17 CSI0_DAT17 CAM DATA[17] -
18 CSI0_DATA_EN CAM DATA Enable -
19 CSI0_DAT18 CAM DATA[18] -
20 NVCC_EIM_EXT CSI1_VEXT -

MicroSD - J52[edit | edit source]

J52 is a microSD memory card connector. The following table reports the connector's pinout:

Pin# Pin name Function Notes
1 SD2_DAT2 DATA[2] -
2 SD2_DAT3 Card Detect/DATA[3] -
3 SD2_CMD CMD line -
4 NVCC_AXEL_I/O_3.3V/1.8V Power Supply -
5 SD2_CLK Clock -
6, 9, 10, 11, 12 DGND - -
7 SD2_DAT0 DATA[0] -
8 SD2_DAT1 DATA[1] -
13 GPIO_0 - Pull up to 3.3V with 10K Ohm -

Pin strip connectors[edit | edit source]

J-PROG-MICRO1[edit | edit source]

J-PROG-MICRO1 is a 3x2-pin, 2.54mm pitch header, pinstrip connector. The following table reports the connector's pinout:

Pin# Pin name Function Notes
1 BKGD_JM60 - -
2 DGND Ground -
3, 5 N.C. - -
4 RST_JM60 - -
6 VIN_USB - -

J-PROG-PMIC1[edit | edit source]

J-PROG-PMIC1 is a 4x2-pin, 2.54mm pitch header, pinstrip connector. The following table reports the connector's pinout:

Pin# Pin name Function Notes
1 PMIC_PROG_VPGM - -
2 2V8-4V5 - -
3 DGND Ground -
4 PMIC_PROG_SCL - -
5 PMIC_PROG_SDA - -
6 PMIC_PWRON - -
7 MCU_GPIO1 - -
8 MCU_GPIO2 - -

J-SEL-PROG1[edit | edit source]

J-SEL-PROG1 is a 3x1-pin, 2.54mm pitch header, pinstrip connector. The following table reports the connector's pinout:

Pin# Pin name Function Notes
1 2V8-4V5 - -
2 MIC_PROG_GATE_CTRl - -
3 DGND Ground -

The available configurations are:

  • jumper on 1-2, enable PMIC connection to programmer
  • jumper on 2-3, disable PMIC connection to programmer

SATA - JP1[edit | edit source]

JP1 is a 7- pin header SATA connector. The following table reports the connector's pinout:

Pin# Pin name Function Notes
1, 4, 7 DGND Ground -
2 SATA_TXP Sata TX+ -
3 SATA_TXN Sata TX- -
5 SATA_RXN Sata RX- -
6 SATA_RXP Sata RX+ -
- SH1 Shield -
- SH2 Shield -

SOM CONSUMPTION MONITOR - JP2[edit | edit source]

JP2 is a 5x1-pin, 2.54mm pitch header, pinstrip connector. The following table reports the connector's pinout:

Pin# Pin name Function Notes
1 DGND Ground -
2 2V8-4V5_SOM SOM Power Supply -
3 KEY_ROW3/I2C2_SDA I2C2 Data -
4 KEY_COL3/I2C2_SCL I2C2 Clock -
5 VCC_PM Power Monitor Voltage Supply -

NVCC_CSI selection - JP3[edit | edit source]

JP3 is a 8x2-pin 2.54mm pitch header pinstrip connector. The following table reports the connector's pinout:

Pin# Pin name Function Notes
1 - - Connetted to pin 3
2 DGND Ground -
3 - - Connetted to pin 1
4, 6, 8, 10,
12, 14, 16
NVCC_CSI_EXT - -
5 2V8-4V5_SOM Power Supply -
7 VGEN1 Power Supply -
9 VGEN2 Power Supply -
11 VGEN6 Power Supply -
13 VGEN4_1V8_I Power Supply -
15 NVCC_AXEL_I/O_3.3V/1.8V Power Supply -

NVCC_EIM selection - JP4[edit | edit source]

JP4 is a 8x2-pin 2.54mm pitch header pinstrip connector. The following table reports the connector's pinout:

Pin# Pin name Function Notes
1 - - Connetted to pin 3
2 DGND Ground -
3 - - Connetted to pin 1
4, 6, 8, 10,
12, 14, 16
NVCC_EIM_EXT - -
5 2V8-4V5_SOM Power Supply -
7 VGEN1 Power Supply -
9 VGEN2 Power Supply -
11 VGEN6 Power Supply -
13 VGEN4_1V8_I Power Supply -
15 NVCC_AXEL_I/O_3.3V/1.8V Power Supply -

NVCC_SD3 selection - JP5[edit | edit source]

JP5 is a 8x2-pin 2.54mm pitch header pinstrip connector. The following table reports the connector's pinout:

Pin# Pin name Function Notes
1 - - Connetted to pin 3
2 DGND Ground -
3 - - Connetted to pin 1
4, 6, 8, 10,
12, 14, 16
NVCC_SD3_EXT - -
5 2V8-4V5_SOM Power Supply -
7 VGEN1 Power Supply -
9 VGEN2 Power Supply -
11 VGEN6 Power Supply -
13 VGEN4_1V8_I Power Supply -
15 NVCC_AXEL_I/O_3.3V/1.8V Power Supply -

NVCC_LCD selection - JP6[edit | edit source]

JP6 is a 8x2-pin 2.54mm pitch header pinstrip connector. The following table reports the connector's pinout:

Pin# Pin name Function Notes
1 - - Connetted to pin 3
2 DGND Ground -
3 - - Connetted to pin 1
4, 6, 8, 10,
12, 14, 16
NVCC_LCD_EXT - -
5 2V8-4V5_SOM Power Supply -
7 VGEN1 Power Supply -
9 VGEN2 Power Supply -
11 VGEN6 Power Supply -
13 VGEN4_1V8_I Power Supply -
15 NVCC_AXEL_I/O_3.3V/1.8V Power Supply -

MIPI CSI - JP7[edit | edit source]

JP7 is a 8x2-pin 2.54mm pitch header pinstrip connector. The following table reports the connector's pinout:

Pin# Pin name Function Notes
1 CSI_D3P Data3 +
2, 5, 8, 11,
14, 16
DGND Ground -
3 CSI_D3N Data3-
4 CSI_D2P Data2+ -
6 CSI_D2M Data2- -
7 CSI_D1P Data1+ -
9 CSI_D1M Data1- -
13 CSI_CLK0P Clock+ -
15 CSI_CLK0M Clock- -

EXPANSION CONNECTOR - JP8[edit | edit source]

JP8 is a 8x2-pin 2.54mm pitch header pinstrip connector. The following table reports the connector's pinout:

Pin# Pin name Function Notes
1, 2 DGND Ground
3 CPU_RGMII_TXC_CONN -
4 CPU_RGMII_RXC_CONN -
5 CPU_RGMII_TX_CTL_CONN -
6 CPU_RGMII_RX_CTL_CONN -
7 CPU_RGMII_TD0_CONN -
8 CPU_RGMII_RD0_CONN -
9 CPU_RGMII_TD1_CONN -
10 CPU_RGMII_RD1_CONN -
11 CPU_RGMII_TD2_CONN -
12 CPU_RGMII_RD2_CONN -
13 CPU_RGMII_TD3_CONN -
14 CPU_RGMII_RD3_CONN -
15, 16 VGEN4_1V8_I Voltage Power Supply

EXPANSION CONNECTOR - JP9[edit | edit source]

JP9 is a 8x2-pin 2.54mm pitch header pinstrip connector. The following table reports the connector's pinout:

Pin# Pin name Function Notes
1, 2, 5, 13 DGND Ground
3 ETH0_CLK125_NDO -
4 NVCC_AXEL_I/O_3.3V/1.8V -
6 ENET_RXD0=//DDR_1V5 -
7 ENET_REF_CLK//VDDCORE -
8 ENET_RXD1 -
9 ENET_RX_ER//VDDSOC -
10 ENET_TXD0//BB_3.3V/2.5V -
11 ENET_TX_EN/GPIO1_IO28 -
12 ENET_TXD1//1V2_ETH -
14,16 VGEN4_1V8_I -
15 VGEN4_1V8_I Voltage Power Supply

JP10[edit | edit source]

JP10 is a 8x2-pin 2.54mm pitch header pinstrip connector. The following table reports the connector's pinout:

Pin# Pin name Function Notes
1, 2, 10, 11,
14, 15, 16
DGND Ground
3 PMIC_SDWNB -
4 RTC_32kHz -
5 PMIC_INT_B -
6 RTC_RSTn -
7 CPU_PMIC_STBY_REQ -
8 RTC_INTn/SQW -
9 TEST_MODE -
12 TAMPER -
13 GPIO_18/PMIC_INT_B -

MIPI DSI - JP11[edit | edit source]

JP11 is a 8x2-pin 2.54mm pitch header pinstrip connector. The following table reports the connector's pinout:

Pin# Pin name Function Notes
1, 2, 7, 8,
12, 13, 15, 16
DGND Ground
3 DSI_D1M Data1 -
4 DSI_CLOCK0M Clock -
5 DSI_D1P Data1 +
6 DSI_CLOCK0P Clock +
9 DSI_DOP Data0 +
10 NVCC_AXEL_I/O_3.3V/1.8 -
11 DSI_D0M Data0 -
14 SW4_xV/1.8V -

Boot configurations[edit | edit source]

The AxelEVB-Lite rev. 0 carrier board can host two different SoM's, Axel Ultra and Axel Lite.

The following sections detail boot configuration options, which differ depending on the SoM.

Axel Ultra[edit | edit source]

Boot device: uSD[edit | edit source]

Dip-switch configuration:

S5[1..8] : On Off On On On On Off Off
S6[1..8] : Off Off On On Off On On On
S7[1..8] : Off Off On On On On On On 
S8[1..8] : On Off On On Off On On On
S9[1..2] : Off Off

Boot device: NOR SPI[edit | edit source]

Dip-switch configuration:

S5[1..8] : On  On  Off Off On  On  Off Off 
S6[1..8] : Off Off On  On  Off On  On  On
S7[1..8] : Off Off On  Off Off Off On  Off
S8[1..8] : On  Off On  On  Off On  On  On
S9[1..2] : Off Off

Axel Lite[edit | edit source]

In this case, it is required to use the specific revision 0 adapter to plug the SoM. Regarding the boot options, please refer to this section.

Technical documents[edit | edit source]

Schematics[edit | edit source]

BOM[edit | edit source]

Layout[edit | edit source]

Mechanical drawings[edit | edit source]