Specification

Specification (more informations --> See Repository & Wiki)

 

Processor
ATMEL AT91SAM9G20 @ 400MHz, Vcore = 1.0V (Block diagram)
Memory
256Mbytes NAND flash, 8 Bit wide, Vmem = 1.8V
64Mbytes SDRAM, 32 Bit wide, Vmem = 1.8V                (USB-A9G20LPW-C02)
128Mbytes SDRAM, 32 Bit wide, Vmem = 1.8V                (USB-A9G20LPW-C12)
Storage
1x Micro-SD (SPI)
RTC
1x Micro-Crystal RV-3029-C2 (I2C) with internal battery backup
USB A plug connector
----> to FTDI FT2232D (1x USB 2.0 device port, full speed, 12Mbits/s, DBGU and JTAG over USB)
or
----> to AT91SAM9G20 (1x USB 2.0 device port, full speed, 12Mbits/s)
USB Stacked A connector
<---- from AT91SAM9G20 (2x USB 2.0 host port, full speed, 12Mbits/s)
USB Mini B connector
----> from AT91SAM9G20 (1x USB 2.0 device port, full speed, 12Mbits/s)
or
----> Unconnect (if USB device port already used on USB A plug connector)
LAN
1x 10/100 Ethernet (SMSC LAN8720)
Setup / Debug
1x JTAG & 1x UART DBGU over USB (FTDI FT2232D)
or
1x JTAG & 1x UART DBGU on board.
Expansion
1x 50 pins connector (I2C, SPI, USART, SSC, MCI, ISI, TC)
User Interface
1x Power On/Off Push Button
1x Power LED
1x Reset Push Button
1x User Push Button
1x User LED
Bootloader / OS
U-Boot or Barebox / Linux
Development Tools
Buildroot

Mechanicals & Environmental

Mechanical & Environmental

 

Board size
85 x 36 mm
Power supply voltage
+5V +/-5% via USB A plug connector (Vcore = 1V0, Vmem = 1V8 & Vio = 1V8 or 3V3)
Power requirement
2.5W max (100mA Core , 400mA available for USB Host Ports + Expansion connector) / Low power mode (Shutdown / Wakeup)
Temperature
0° to 70°C standard (operating), -40° to 85°C (storage)
Humidity
5% to 95% relative humidity, non condensing
Weight
30grs

Ordering Information

Ordering Information

 

USB-A9G20-LPW-C02 / 905-00022-B01
256Mbytes NAND, 64Mbytes SDRAM, Full Option, 0 to 70°C
USB-A9G20-LPW-C12 / 905-00022-B11
256Mbytes NAND, 128Mbytes SDRAM, Full Option, 0 to 70°C

Associated Products

Associated products