Grove Mini I2C, Manual

Page: 8 / 8

// We're going to check both motors; the logic is the same
// for each...
byte result = motor0.getFault();
// If result masked by FAULT is non-zero, we've got a fault
// condition, and we should report it.
if (result & FAULT)
{
Serial.print("Motor 0 fault: ");
if (result & OCP) Serial.println("Chip overcurrent!");
if (result & ILIMIT) Serial.println("Load current limit!");
if (result & UVLO) Serial.println("Undervoltage!");
if (result & OTS) Serial.println("Over temp!");
break; // We want to break out of the motion immediately,
// so we can stop motion in response to our fault.
}
result = motor1.getFault();
if (result & FAULT)
{
Serial.print("Motor 1 fault: ");
if (result & OCP) Serial.println("Chip overcurrent!");
if (result & ILIMIT) Serial.println("Load current limit!");
if (result & UVLO) Serial.println("Undervoltage!");
if (result & OTS) Serial.println("Over temp!");
break;
}
}
}
}
Now click Upload(CTRL+U) to burn testing code. Please refer to here for any error prompt and
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Review Results
After upload completed, the motors will rotating in the positive or opposite direction in cycle.
Resources

DRV8830 Datasheet

Grove - Mini I2C Motor Driver_Eagle_File

Grove - Mini I2C Motor Driver Schematic Document

Grove - Mini I2C Motor Driver Source Library