Another attempt
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@ -47,11 +47,16 @@ void setup() {
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buttonState.hatAndConstant = 0x08; // This apparently means "nothing pressed"
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}
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// The 3.3v Pro Micro is on the slow side.
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// Our strategy is to poll button state as quickly as possible,
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// send an update every 10ms,
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// and hope we don't miss anything while we're doing USB stuff.
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void loop() {
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static uint16_t buttons = 0;
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static uint16_t last_buttons = 0;
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static unsigned long next = 0;
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unsigned long now = millis();
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buttons = (0
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buttons |= (0
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| (digitalRead(BUTTON_BLUE) << 0)
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| (digitalRead(BUTTON_GREEN) << 1)
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| (digitalRead(BUTTON_RED) << 2)
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@ -69,12 +74,11 @@ void loop() {
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| (digitalRead(SOLO_ORANGE) << 14) // Not in USB packet
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);
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if (buttons == last_buttons) {
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if (next > now) {
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return;
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}
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last_buttons = buttons;
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// open switch will read 1, so invert everything
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// Open pullup reads 1, so invert everything we've read
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buttons = ~buttons;
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buttonState.buttons = (buttons & 0b1100111111); // All directly-mappable bits
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@ -94,13 +98,11 @@ void loop() {
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buttonState.hatAndConstant = 0x08; // nothing
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}
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// I'm not implementing this for the time being
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//buttonState.axis[2] = analogRead(ANALOG_WAMMY) / 4;
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buttonState.axis[2] = analogRead(ANALOG_WAMMY) / 4;
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// Send an update
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HID().SendReport(0, (uint8_t *)&buttonState, 27);
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// don't report more frequently than 100Hz
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// this doubles as debouncing logic
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delay(10);
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next = now + 10;
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buttons = 0;
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}
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