Data Logger
From Hack Manhattan Wiki
Specs
- ATmega32u4 microcontroller
- microSD slot, supports FAT32 on all sizes
- Battery powered from 2mm JST PH or pin header
- Battery charger
- Automatic switch between USB and battery power
- Built in series resistor for thermistors
- I2C, ADC, on board thermistor, external thermistor and UART sensor; 0.1" pin header and 4 position 2mm JST PH connectors for external I2C devices
- Real time clock?
- DP6037 form factor