Table 2.

LC-DAQ external connections.

Characteristic	Connection
Power	5 V, 3.3 V, 2Xgnd
Digital input/output	13
Analog inputs	12
Analog output	2
I2C	SDA 3.3 V, SCL 3.3 V, SDA 5 V, SCL 5 V
SPI	RESET, SCK, MISO, GND, MOSI, 5 V, 4 D I/O
LCD	5 V, GND, SDA 5 V, SCL 5 V
Others	IOREF, RESET