Arduino IDEのTools - Get Board Info を開くと次のように表示されまし ... 下側のピンアサイン アナログ入力のA0〜A5は、デジタルピン(D14〜19)としても使えそうです。 RESETとIOREFは、今のところ何に使うのかいまいちわかっていません。

You will need to connect your motor, motor power, and IOREF as described on the product page. You should also make the following connections between the Arduino and the driver: Arduino pin 2 - driver ...

This library should support any Arduino-compatible board, including the Pololu A-Star controllers. The HighPowerStepperDriver library supports Pololu's High-Power Stepper Motor Driver 36v4. Before ...

Full bidirectional voltage translation between each PMOD port and the controller board Independent IOREF voltage for each PMOD port Use of external voltage allows max power to be delivered to each ...

The Arduino Nano itself is the most basic and oldest ... versus one on the Uno), fewer GND pins (two versus three), and no IOREF pin, which the Uno includes. You'll also notice that the Nano's ...