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IO Expansion Board Sensor Shield
This IO expansion board is compatible with Arduino UNO / Leonardo / Mega2560. It is a connection bridge between the electronic building block module and the Arduino board. It extends SPI interface£¬ UART interface£¬ I2C interface£¬ PWM interface and analog interface of Arduino board£¬ so DIY enthusiasts£¬ Arduino interactive designers can quickly attach the modules to the Arduino board and accelerate project development progress. Features: 1. Compatible with Arduino UNO R3£¬ Leonardo R3£¬ Mega2560 R3 2. On-board reset circuit£¬ power and reset indicator. 3. The Pin headers is 2.54mm pitch