**[[ad_expansion|A/D Expansion]]** PCB
====== Digital I/O Connectors ======
===== Description =====
A/D Expansion shield provide 2 Digital I/O connectors (DIO1, DIO2) which are use 4 digital pins to implement up to 4 digital output transistor controled line or up to 4 resistor puled digital input line (DS18xxx, DHTxx, ...).
===== Used Pins =====
Digital Pin: **37, 39, 41, 43**\\
Power Pin: GND, +5V \\ \\
{{:ade_1_0_0:board_pin_ade_dio.png?|}}\\
===== Connectors =====
{{:ade_1_0_0:ade_con_dio.png?|}}\\
===== Selection Terminals =====
{{:ade_1_0_0:ade_con_dio_jump.png?|}}