Main features
- CPU Atmel AT91SAM9G25 SoC (ARM9 @ 400Mhz)
- DDR2 Ram 128 or 256 MByte
- Power supply: 5VDC via microUSB or 3.3VDC using the PCB pads
- Line levels: TTL 3.3V (NOT 5V tolerant)
- Operative temperature range:
- ARIETTA-G25 (128MByte RAM): -20 +70 °C
- ARIETTA-G25-256 (256MByte RAM): -0 +70 °C
- Size: 53x25mm
- PCB layers: 8
- RoHS and REACH compliant. Low EMI
- Availability: > 5 years
- Designed and Made in Italy
Exposed signals and external devices
- J4 Placement for a 20×2 pins connector pitch 2.54mm (100 mils) (pinout):
- 1 full-speed usb host
- 1 hi-speed host/device (same port lines used for the microUSB port)
- 1 hi-speed host (same lines used for the WiFi adapter)
- UART lines: 3 ports
- I2C bus lines: 2 bus
- SPI bus lines: 1 bus with up to 3 chip select (5 to 50 MHz)
- PWM lines: 4 lines
- A/D converters lines: 4 channels@10 bit
- SSC/I2S interface for audio soc
- No video or TFT output but the SPI bus can be used for small TFT display and I2C bus for small alphanumeric LCD
- No direct LAN interface but the USB ports can be used with USB to LAN adapter
- DP placements for a 6 pin male strip pitch 2.54 (100 mils) with the Debug Port Interface lines
- Placement for IEE802.11 b/g/n Wi-Fi module WiFi USB adapter
- Push-push type holder for bootable microSD (up to 64GB) with Linux pre-installed
- microUSB connector to plug the Arietta to your PC and access to the internal Linux with an emulated LAN port over USB (USB gadget)
- User configurable led on board
- User configurable push button on board
For more detail: Arietta G25 – Low cost Linux embedded module
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