A20-cubietruck GPIO Pin

CN8 (Near Ethernet connector)
2x15 Header
30LRADC1 29VCC-5V
28LRADC0 27CVBS
26LINEIN-R 25PB19(TWI1-SDA)
24LINEIN-L 23PB18(TWI1-SCK)
22PB4 (IR0-RX) 21PB2 (PWM0)
20PB3 (IR0-TX)) 19PI3 (PWM1)
18PI15 (PS2SDA1/EINT27) 17PI21 (FMIN-R/PS2SDA0/UART7-RX/HSDA)
16PI14 (PS2SCLK1/EINT26) 15PI20 (FMIN-L/PS2SCLK0/UART7-TX/HSCL)
14GND 13GND
12PB17 (SPI2-MISO/JTAG_DI0) 11PB15(SPI2-CLK/JTAG_CK0)
10PB16 (SPI2-MOSI/JTAG_DO0) 9PB14 (SPI2-CS0/JTAG_MS0)
8PC22 (SPI2-MISO/EINT15) 7PC20 (SPI2-CLK)
6PC21 (SPI2-MOSI/EINT14) 5PC19 (SPI2-CS0)
4RESET# 3AVCC
23.3V 1GND
CN9 (Near USB Ports)
CSI1/TS/TP/TVIN
13.3V 23.3V
3PG0 (TS1_CLK/CSI1-PCLK) 4PG3 (TS1_ERR/CSI1-VSYNC)
5PG2 (TS1_SYNC/CSI1-HSYNC) 6PG1 (TS1_DVLD/CSI1-MCLK)
7PG4 (TS1_D0/CSI1-D0) 8PG5 (TS1_D1/CSI1-D1)
9PG6 (TS1_D2/CSI1-D2/UART3-TX) 10PG7 (TS1_D3/CSI1-D3/UART3-RX)
11PG8 (TS1_D4/CSI1-D4/UART3-RTS)12PG9 (TS1_D5/CSI1-D5/UART3-CTS)
13PG10 (TS1_D6/CSI1-D6/UART4-TX)14PG11 (TS1_D7/CSI1-D7/UART4-RX)
15GND 16GND
Analog
17XP-I2SDO1 18TVIN0-I2SMCLK
19XN-I2SDO2 20TVIN1-BTPCMCLK
21YP-I2SDO3 22TVIN2-BTPCMSYNC
23XN-BTPCMIN 24TVIN3-BTPCMOUT