SOM2416-Diagram&Interface

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Pinout definitions

SOM2416-II Pin Definitions Errata

SOM2416-I/II Pin definitions Table

Pinout definition of SOM2416-I(74pin) Pin number Main Function Note Alt Function Note 1 DP0 USB Host+ - - 2 ETX- ETH TX- - - 3 ETX+ ETH TX+ - - 4 ERX- ETH RX- - - 5 ERX+ ETH RX+ - - 6 nOE bus Read signal - - 7 nWE bus Write signal - - 8 nCS3 bus Chip Select#3 GPA14 GPIO PA14 9 ADDR0 bus addr GPA0 GPIO PA0 10 ADDR1 bus addr - - 11 DATA0 bus data0 - - 12 DATA1 bus data1 - - 13 DATA2 bus data2 - - 14 DATA3 bus data3 - - 15 DATA4 bus data4 - - 16 DATA5 bus data5 - - 17 DATA6 bus data6 - - 18 DATA7 bus data7 - - 19 HSYNC lcd GPC2 GPIO PC2 20 PCLK lcd GPC1 GPIO PC1 21 VSYNC lcd GPC3 GPIO PC3 22 VDEN lcd GPC4 GPIO PC4 23 LCD_B0 lcd GPC11 GPIO PC11 24 LCD_B1 lcd GPC12 GPIO PC12 25 LCD_B2 lcd GPC13 GPIO PC13 26 LCD_B3 lcd GPC14 GPIO PC14 27 LCD_B4 lcd GPC15 GPIO PC15 28 LCD_G0 lcd GPD2 GPIO PD2 29 LCD_G1 lcd GPD3 GPIO PD3 30 LCD_G2 lcd GPD4 GPIO PD4 31 LCD_G3 lcd GPD5 GPIO PD5 32 LCD_G4 lcd GPD6 GPIO PD6 33 LCD_G5 lcd GPD7 GPIO PD7 34 LCD_R0 lcd GPD11 GPIO PD11 35 LCD_R1 lcd GPD12 GPIO PD12 36 LCD_R2 lcd GPD13 GPIO PD13 37 LCD_R3 lcd GPD14 GPIO PD14 38 LCD_R4 lcd GPD15 GPIO PD15 39 ALOUT audio left out - - 40 AROUT audio right out - - 41 MIC audio MIC in - - 42 TXD0 uart0 tx GPH0 GPIO PH0 43 RXD0 uart0 rx GPH1 GPIO PH1 44 TXD1 uart1 tx GPH2 GPIO PH2 45 RXD1 uart1 rx GPH3 GPIO PH3 46 TXD2 uart2 tx GPH4 GPIO PH4 47 RXD2 uart2 rx GPH5 GPIO PH5 48 I2CSCL IIC GPE14 GPIO PE14 49 I2CSDA IIC GPE15 GPIO PE15 50 SPIMISO SPI GPE11 GPIO PE11 51 SPICLK SPI GPE13 GPIO PE13 52 SPIMOSI SPI GPE12 GPIO PE12 53 SPI_nSS SPI GPL13 GPIO PL13 54 VCCRTC RTC Vcc - - 55 SDCLK MMC/SD1 GPL9 GPIO PL9 56 SDCMD MMC/SD1 GPL8 GPIO PL8 57 SDDAT0 MMC/SD1 GPL0 GPIO PL0 58 SDDAT1 MMC/SD1 GPL1 GPIO PL1 59 SDDAT2 MMC/SD1 GPL2 GPIO PL2 60 SDDTA3 MMC/SD1 GPL3 GPIO PL3 61 XP Touch AIN9 ADC in9 62 YP Touch AIN7 ADC in7 63 XM Touch AIN8 ADC in8 64 YM Touch AIN6 ADC in6 65 LCD_PWR LCD brightness GPF2 GPIO PF2 66 BUS_INT bus int. GPF1 GPIO PF1 67 nSD_CD SD detect GPF5 GPIO PF5 68 SPI_INT SPI int. GPF0 GPIO PF0 69 GPIO_INT GPIO int. GPF6 GPIO PF6 70 DN1 USB device- - - 71 DP1 USB device+ - - 72 DN0 USB Host- - - 73 VCC3V3 DC 3.3V in - - 74 GND GND - -

Pinout definition of SOM2416-II(120pin) Pin number Main Function Note Alt Function Note 1 ETX- ETH TX- - - 2 ETX+ ETH TX+ - - 3 GND ETH GND - - 4 ERX- ETH RX- - - 5 ERX+ ETH RX+ - - 6 ETH_SPD ETH SPEED - - 7 ETH_LINK ETH LINK - - 8 GND GND - - 9 nRST System Reset - - 10 BUS_CLK bus clock - - 11 nWAIT bus nWAIT - - 12 nOE bus nOE - - 13 nWE bus nWE - - 14 nCS3 bus nCS3 - - 15 LADDR[0] bus LADDR[0] - - 16 LADDR[1] bus LADDR[1] - - 17 LADDR[2] bus LADDR[2] - - 18 LADDR[3] bus LADDR[3] - - 19 LADDR[4] bus LADDR[4] - - 20 LADDR[5] bus LADDR[5] - - 21 LADDR[6] bus LADDR[6] - - 22 LDATA[0] bus LDATA[0] - - 23 LDATA[1] bus LDATA[1] - - 24 LDATA[2] bus LDATA[2] - - 25 LDATA[3] bus LDATA[3] - - 26 LDATA[4] bus LDATA[4] - - 27 LDATA[5] bus LDATA[5] - - 28 LDATA[6] bus LDATA[6] - - 29 LDATA[7] bus LDATA[7] - - 30 Vcc Vcc input 3.3V - - 31 Vcc Vcc input 3.3V - - 32 LCD_PWR lcd Power - - 33 HSYNC lcd HSYNC - - 34 PCLK lcd PCLK - - 35 VSYNC lcd VSYNC - - 36 VDEN lcd VDEN - - 37 GND GND - - 38 VD[2] lcd VD[2] - - 39 VD[3] lcd VD[3] - - 40 VD[4] lcd VD[4] - - 41 VD[5] lcd VD[5] - - 42 VD[6] lcd VD[6] - - 43 VD[7] lcd VD[7] - - 44 VD[10] lcd VD[10] - - 45 VD[11] lcd VD[11] - - 46 VD[12] lcd VD[12] - - 47 VD[13] lcd VD[13] - - 48 VD[14] lcd VD[14] - - 49 VD[15] lcd VD[15] - - 50 VD[18] lcd VD[18] - - 51 VD[19] lcd VD[19] - - 52 VD[20] lcd VD[20] - - 53 VD[21] lcd VD[21] - - 54 VD[22] lcd VD[22] - - 55 VD[23] lcd VD[23] - - 56 LPOUT audio LPOUT - - 57 RPOUT audio RPOUT - - 58 MIC audio MIC - - 59 LIN audio LIN - - 60 RIN audio RIN - - 61 AGND audio GND - - 62 TXD0 uart TXD0 - - 63 RXD0 uart RXD0 - - 64 nRTS0 uart nRTS0 - - 65 nCTS0 uart nCTS0 - - 66 TXD1 uart TXD1 - - 67 RXD1 uart RXD1 - - 68 nRTS1 uart nRTS1 - - 69 nCTS1 uart nCTS1 - - 70 TXD2 uart TXD2 - - 71 RXD2 uart RXD2 - - 72 TXD3 uart TXD3 - - 73 RXD3 uart RXD3 - - 74 I2C_SCL iic - - 75 I2C_SDA iic - - 76 SPIMISO spi - - 77 SPICLK spi - - 78 SPIMOSI spi - - 79 nSS spi - - 80 SD0CLK sd0 - - 81 SD0CMD sd0 - - 82 SD0DAT0 sd0 - - 83 SD0DAT1 sd0 - - 84 SD0DAT2 sd0 - - 85 SD0DAT3 sd0 - - 86 GND GND - - 87 VCCRTC VCCrtc - - 88 OM3 mode select - - 89 OM2 mode select - - 90 OM1 mode select - - 91 nSD1_CS sd1 card detect - - 92 SD1CLK sd1 - - 93 SD1CMD sd1 - - 94 SD1DAT0 sd1 - - 95 SD1DAT1 sd1 - - 96 SD1DAT2 sd1 - - 97 SD1DAT3 sd1 - - 98 GND GND - - 99 XP touch - - 100 YP touch - - 101 XM touch - - 102 YM touch - - 103 AIN0 ADC - - 104 AIN1 ADC - - 105 EINT0 Ext Int - - 106 EINT3 Ext Int - - 107 EINT5 Ext Int - - 108 EINT6 Ext Int - - 109 EINT7 Ext Int - - 110 EINT8 Ext Int - - 111 EINT9 Ext Int - - 112 EINT10 Ext Int - - 113 EINT11 Ext Int - - 114 EINT12 Ext Int - - 115 GND GND - - 116 DN1 usb device - - 117 DP1 usb device - - 118 EINT2 Ext Int - - 119 DN0 usb host - - 120 DP0 usb host - -