Motor Shield Rev3摩打驅動擴展板能同時驅動兩個直流摩打的速度和方向，或結合兩組驅動頻道來驅動一個雙極步進摩打。擴展板附加其他功能，如量度各個摩打的電流吸收、TWI通訊接線等等。
Additional information
工作電壓 Operating Voltage
5~12 Vdc
輸入電壓 Input Voltage
7~12 Vdc recommended
驅動電流 Driving Current
2 A/channel, maximum 4 A/channel with external power supply
電流感測靈敏度 Current Measurement Sensitivity
1.65 Vdc/A
用戶介面 User Interface
2×Set of 2 LEDs (A/B) for indicating the direction of motors
1×Reset button (RESET)
連接介面 Connection Interface
1×Set of headers in Arduino Uno form factor
2×TinkerKit 3-pin connector (IN2/IN3) in white for analog input at pins A2~A3/16~17
2×TinkerKit 3-pin connector (OUT5/OUT6) in orange for analog output at pins 5~6
2×TinkerKit 4-pin connector (TWI) in white for TWI input and output interface respectively
1×Terminal block 2-position for motor power (Vin) and ground (GND) connections
2×Terminal block 2-position for connecting to each of the 2 DC motors or 1 stepper motor
零件接駁 Component Connection
Direction control for motor channels A and B at pins 12~13 respectively
PWM control for motor channels A and B at pins 3 and 11 respectively
Brake control for motor channels A and B at pins 9 and 8 respectively
Current sensing for motor channels A and B at pins A0~A1/14~15 (SNS0/SNS1) respectively
