65 lines
1.5 KiB
C++
65 lines
1.5 KiB
C++
// example sketch to turn your circuit playground into a picoboard
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// potentiometer is 'simulated' by tilting the cplay (accelerometer Z is reported)
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// pin #13 red LED is lit when data is sent to Scratch!
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#include <Adafruit_CircuitPlayground.h>
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#define SCRATCH_DATA_REQUEST 0x01
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#define SCRATCH_FW_VER 0x04
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void setup() {
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while (!Serial);
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Serial.begin(38400);
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//Serial.println("Start!");
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CircuitPlayground.begin();
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pinMode(13, OUTPUT);
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}
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void loop() {
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if (!Serial.available())
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return;
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char c = Serial.read();
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if (c != SCRATCH_DATA_REQUEST)
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return;
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digitalWrite(13, HIGH);
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// data is a request!
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sendPacket(0xF, SCRATCH_FW_VER);
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sendPacket(0x0, analogRead(A0));
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sendPacket(0x1, analogRead(A1));
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sendPacket(0x2, analogRead(A2));
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if (CircuitPlayground.leftButton() || CircuitPlayground.rightButton()) {
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sendPacket(0x3, 0x0);
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} else {
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sendPacket(0x3, 0xFFFF);
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}
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sendPacket(0x4, CircuitPlayground.temperature() * 10);
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sendPacket(0x5, 1023 - CircuitPlayground.lightSensor());
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float s = CircuitPlayground.mic.soundPressureLevel(10);
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sendPacket(0x6, s);
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float z = CircuitPlayground.motionZ();
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z *= -50; // reverse direction
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z += 512;
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sendPacket(0x7, z);
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digitalWrite(13, LOW);
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}
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void sendPacket(uint8_t channel, uint16_t data) {
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uint8_t packet0, packet1;
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channel &= 0xF;
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if (data >= 1024) data = 1023;
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packet0 = 0x80 | (channel << 3) | ((data >> 7) & 0x7);
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packet1 = data & 0x7F;
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Serial.write(packet0);
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//delay(1);
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Serial.write(packet1);
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//delay(1);
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}
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