Simple to configure and use

Automatically logs data received on the serial input port

Can be configured using a config file on the SD card

Supports 2400, 4800, 9600, 19200, 38400, 57600, 115200 and 230400 serial baud rates at 8-N-1.

Supports both standard SD cards up to 2GB (FAT16) and SDHC cards up to 16GB (FAT32)

Large input buffer (2048 characters)

Full-size SD card form factor

14.7456 MHz crystal oscillator for precise baud rate generation

Input voltage range: 3.3 to 12V

Arduino-compatible bootloader installed for easy program update

Full Arduino environment support - can be used as an inexpensive Arduino board for program development

I/O ports supported in Arduino environment (in addition to the main serial port): 4 analog inputs, second serial port, I2C port

Simple SDLogger original firmware restore procedure using the Arduino environment

SDLogger hardware/firmware designed by Saanlima/Magnus Karlsson and released under CC BY-SA v3 license

Design files, Arduino code and other ported code available on GitHub