#Netus G20 - Legacy system on module

<abstract>
Netus G20 is a legacy Linux module
still maintained under production for the customers that
already use it in their production.
</abstract>

This module is not suggested for new applications.

<img src="./NETUSG20-L.jpg" width="420px">

<a href = "/pricelist?category=fox" class = "btn btn-warning" role = "button"><i class="glyphicon glyphicon glyphicon-shopping-cart"></i> Buy</a>

##Main features

* CPU Atmel AT91SAM9G20 based on ARM926EJ-S - ARM &reg; Thumb &reg; Processor with an internal clock speed of 400MHz
* 64MBytes of SDRAM with 32bit parallel access
* 256KB of data flash (NETUSG20-L)
* Size 40x40mm. Weight 10g
* Operative temperature range: -20&deg; + 70&deg;
* Four 60 pin connectors (0.8mm pitch) with the following signals available both on top and bottom sides (see the pinout)
 * One USB 2.0 (12 Mbits per second) Device Port
 * Two USB 2.0 (12 Mbits per second) Host Ports
 * One Ethernet MAC 10/100 Base T Port
 * Image Sensor Interface (ITU-R BT. 601/656 12 bit)
 * One Two-slot MultiMedia Card Interface (MCI). SDCard/SDIO and MultiMediaCard Compliant
 * Four Universal Synchronous/Asynchronous Receiver Transmitters (USART) with RS485 support
 * Two 2-wire UARTs
 * Two Master/Slave Serial Peripheral Interfaces (SPI)
 * One Synchronous Serial Controller (SSC). I2S Analog Interface Support
 * Two Wire Interface
 * Four-channel 10-bit ADC
 * 80 general purpose I/O lines multiplexed with up to two peripheral I/Os
  * Individually Programmable Open-drain, Pull-up Resistor and Synchronous Output
  * All I/O Lines are Schmitt Trigger when programmed as inputs
  * Input Change Interrupt Capability on Each I/O Line
 * Serial 2 wire console port
 * JTAG Console and Boundary Scan on All Digital Pins (IEEE  &reg; 1149.1)
* Two Three-channel 16-bit Timer/Counters with PWM Generation
* Watchdog timer
* Real-time clock (optional external battery backup)
* Very Slow Clock Operating Mode

##Documentation

* [Hardware reference](/hardware_reference)

<div class="alert alert-danger" markdown="1">
<b>Please note</b>

Currently the Netus G20 boards are shipped without the connector mounted on top. If you need these connector please ask.

Netus G20 is a legacy SoM still made for the old productions, for new design 
please consider to use the [Aria G25 SoM](/aria)

The 8MBytes models with data flash or serial flash are not available anymore
</div>