Table of Contents
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Abstract
Hardware
Hardware Specs
- AllWinnerTech SOC A20 ARM® Cortex™-A7 Dual-Core ARM® Mali400 MP2 Complies with OpenGL ES 2.0/1.1
- 1GB/2GB DDR3@480MHz
- HDMI&VGA 1080P display output on-board
- 10M/100M/1G Ethernet
- Wifi+BT wireless connection with antenna on-board
- SATA 2.0 interface support 2.5’ HDD (for 3.5’ HDD, only need another 12V power input)
- Storage solution NAND+MicroSD or TSD+ MicroSD or 2*MicroSD
- 2 x USB HOST 1 x OTG 1 x SPDIF 1 x IR 4 x LEDs 1 Headphone 3 x Keys
- Power DC5V @ 2.5A with HDD support Li-battery & RTC
- 54 extended pins including I2S, I2C, SPI, CVBS, LRADC x2,UART, PS2, PWMx2, TS/CSI, IRDA, LINEIN&FMIN, TVINx4 with 2.0 pitch connectors
- PCB size 11cm *8cm*1.4mm very suitable for installing a 2.5’ HDD
Expansion Ports
| CN8 (Near Ethernet connector) | |||
|---|---|---|---|
| 2x15 Header | |||
| 30 | LRADC1 | 29 | VCC-5V |
| 28 | LRADC0 | 27 | CVBS |
| 26 | LINEIN-R | 25 | PB19(TWI1-SDA) |
| 24 | LINEIN-L | 23 | PB18(TWI1-SCK) |
| 22 | PB4 (IR0-RX) | 21 | PB2 (PWM0) |
| 20 | PB3 (IR0-TX)) | 19 | PI3 (PWM1) |
| 18 | PI15 (PS2SDA1/EINT27) | 17 | PI21 (FMIN-R/PS2SDA0/UART7-RX/HSDA) |
| 16 | PI14 (PS2SCLK1/EINT26) | 15 | PI20 (FMIN-L/PS2SCLK0/UART7-TX/HSCL) |
| 14 | GND | 13 | GND |
| 12 | PB17 (SPI2-MISO/JTAG_DI0) | 11 | PB15(SPI2-CLK/JTAG_CK0) |
| 10 | PB16 (SPI2-MOSI/JTAG_DO0) | 9 | PB14 (SPI2-CS0/JTAG_MS0) |
| 8 | PC22 (SPI2-MISO/EINT15) | 7 | PC20 (SPI2-CLK) |
| 6 | PC21 (SPI2-MOSI/EINT14) | 5 | PC19 (SPI2-CS0) |
| 4 | RESET# | 3 | AVCC |
| 2 | 3.3V | 1 | GND |
| CN9 (Near USB Ports) | |||
|---|---|---|---|
| CSI1/TS/TP/TVIN | |||
| 1 | 3.3V | 2 | 3.3V |
| 3 | PG0 (TS1_CLK/CSI1-PCLK) | 4 | PG3 (TS1_ERR/CSI1-VSYNC) |
| 5 | PG2 (TS1_SYNC/CSI1-HSYNC) | 6 | PG1 (TS1_DVLD/CSI1-MCLK) |
| 7 | PG4 (TS1_D0/CSI1-D0) | 8 | PG5 (TS1_D1/CSI1-D1) |
| 9 | PG6 (TS1_D2/CSI1-D2/UART3-TX) | 10 | PG7 (TS1_D3/CSI1-D3/UART3-RX) |
| 11 | PG8 (TS1_D4/CSI1-D4/UART3-RTS) | 12 | PG9 (TS1_D5/CSI1-D5/UART3-CTS) |
| 13 | PG10 (TS1_D6/CSI1-D6/UART4-TX) | 14 | PG11 (TS1_D7/CSI1-D7/UART4-RX) |
| 15 | GND | 16 | GND |
| Analog | |||
| 17 | XP-I2SDO1 | 18 | TVIN0-I2SMCLK |
| 19 | XN-I2SDO2 | 20 | TVIN1-BTPCMCLK |
| 21 | YP-I2SDO3 | 22 | TVIN2-BTPCMSYNC |
| 23 | XN-BTPCMIN | 24 | TVIN3-BTPCMOUT |