Merge pull request #288 from hackclub/touch-up-firmware

Improve packing & testing for rp2040

docs/packaging/PACKING.md

@@ -88,8 +88,9 @@ The electronics box should contain:
 
 **Testing**
 
-To test the electonics, plug the steppers and servo into the main board, and try to run any of the art examples in the gallery.  [^1]
+To test the electonics, plug the steppers and servo into the main board, and try to run any of the art examples in the gallery.[^0][^1]
 
+[^0]: Your xiao rp2040 will flash 3 times on it's red LED if flashed.
 [^1]: If your xiao rp2040 isn't flashed, or acting strangly, use the flashing instructions provided in [the hardware instructions](../../hardware/motor-control-board/SETUP.md).
 
 The computer should connect properly to the board.

hardware/motor-control-board/SETUP.md

@@ -44,7 +44,7 @@ To select the port, go to **Tools** > **Port** and select the serial port name o
 > - AccelStepper (by Mike McCauley)
 > - osap (by Jake Robert Read)
 
-1. Copy the Arduino code from the respective firmware file (found in [`./firmwares`](./firmwares/)) into your IDE and upload to your board.
+1. Copy the Arduino code from the respective firmware file (found in [`./firmware`](./firmware/)) into your IDE and upload to your board.
 
 > The firmware is very fresh and poorly documented (and rapidly changing). Ask in #haxidraw-developemnt for a link to the latest version.
 

hardware/motor-control-board/firmware/firmware.ino

@@ -43,12 +43,24 @@ void setup() {
   pinMode(enablePin, OUTPUT); // enable pin
 
   pinMode(PIN_LED, OUTPUT);
+
+  startupIndicator(); // once startup is finished, indicate to user
 }
 
 void loop() {
   readSerial();
 }
 
+void startupIndicator() {
+  // flash LED to indicate board is initialized
+  for (int i = 0; i < 3; i++) {
+    digitalWrite(PIN_LED, 0);
+    delay(200);
+    digitalWrite(PIN_LED, 1);
+    delay(200);
+  }
+}
+
 uint8_t onLight(uint8_t* payload, int length, uint8_t* reply) {
   uint8_t value = payload[0];