Physical

Dimensions: 65.5mm x 82.2mm

Microcontroller

ATmega328P
CPU Speed 16 MHz
A1KB EEPROM
32kb Flash
2kb SRAM

External Power Input

MicroUSB 2.0
Solar Panel 5V up to 200mA
3.7V battery charger

Power Output

3.3V: 300mA
5V: 3A
24V: 500mA

Battery Charger

Solar Panel 5V up to 200mA
MicroUSB 2.0 - 5V

Switches

Power ON-OFF
Select RS-485 or Digital PIN 7,8
Select PROGRAM or SIM AT+

Status Indicators

Power ON: LED Green
Charging Battery: LED Blue
Discharge Battery: LED Red
Status NET: LED Green
Transmitter RS485: LED Red
Receiver RS485: LED Green
UART RX: LED Red
UART TX: LED Red

Ports

6 ADC input - 10 bits resolution
10 digital in/out - 5 PWM
1 Micro USB Up to 115.2k baud

Connectivity

SIM5320A with Header USB 2.0 interface
Header to Keypad, microphone and speaker for SIM I/O
High accuracy 16 channel GPS
RS-485 protocol 10Mbps Up to 256 nodes on the bus