Merge pull request #1843 from kattni/prox-trinkey

Adding Prox Trinkey code

Author: kattni

Adafruit_Proximity_Trinkey/Capacitive_Touch_One_Pad/code.py

@@ -0,0 +1,13 @@
+"""
+CircuitPython Capacitive Touch Pad Example - Print to the serial console when one pad is touched.
+"""
+import time
+import board
+import touchio
+
+touch = touchio.TouchIn(board.TOUCH1)
+
+while True:
+    if touch.value:
+        print("Pad touched!")
+    time.sleep(0.1)

Adafruit_Proximity_Trinkey/Capacitive_Touch_Two_Pad/code.py

@@ -0,0 +1,16 @@
+"""
+CircuitPython Capacitive Two Touch Pad Example - Print to the serial console when a pad is touched.
+"""
+import time
+import board
+import touchio
+
+touch_one = touchio.TouchIn(board.TOUCH1)
+touch_two = touchio.TouchIn(board.TOUCH2)
+
+while True:
+    if touch_one.value:
+        print("Pad one touched!")
+    if touch_two.value:
+        print("Pad two touched!")
+    time.sleep(0.1)

Adafruit_Proximity_Trinkey/NeoPixel_Blink/code.py

@@ -0,0 +1,14 @@
+"""
+CircuitPython NeoPixel Blink example - blinking the built-in NeoPixels.
+"""
+import time
+import board
+import neopixel
+
+pixel = neopixel.NeoPixel(board.NEOPIXEL, 2)
+
+while True:
+    pixel.fill((255, 0, 0))
+    time.sleep(0.5)
+    pixel.fill((0, 0, 0))
+    time.sleep(0.5)

Adafruit_Proximity_Trinkey/NeoPixel_Brightness/code.py

@@ -0,0 +1,26 @@
+"""
+NeoPixel brightness proximity example. Increases the brightness of the NeoPixels as you move closer
+to the proximity sensor.
+"""
+import time
+import board
+import neopixel
+from adafruit_apds9960.apds9960 import APDS9960
+
+apds = APDS9960(board.I2C())
+pixels = neopixel.NeoPixel(board.NEOPIXEL, 2)
+
+apds.enable_proximity = True
+
+
+def proximity_to_brightness(value):
+    """Maps the proximity values (0 - 255) to the brightness values (0.0 - 1.0)"""
+    return value / 255 * 1.0
+
+
+pixels.fill((255, 0, 0))
+
+while True:
+    print(apds.proximity)
+    pixels.brightness = proximity_to_brightness(apds.proximity)
+    time.sleep(0.2)

Adafruit_Proximity_Trinkey/Proximity_Spacebar_Game/code.py

@@ -0,0 +1,29 @@
+"""
+Proximity spacebar dino game example. Sends a space when you move your hand close to the proximity
+sensor and turns the LEDs on to let you know you're in the right range. For use with the Chrome
+Dino game, reachable in Chrome with chrome://dino or when you have no network connectivity.
+"""
+import board
+import usb_hid
+from adafruit_hid.keyboard import Keyboard
+from adafruit_hid.keycode import Keycode
+import neopixel
+from adafruit_apds9960.apds9960 import APDS9960
+
+apds = APDS9960(board.I2C())
+pixels = neopixel.NeoPixel(board.NEOPIXEL, 2)
+keyboard = Keyboard(usb_hid.devices)
+
+apds.enable_proximity = True
+
+space = False
+while True:
+    print(apds.proximity)
+    current_proximity = apds.proximity
+    if current_proximity > 100 and not space:
+        pixels.fill((255, 0, 0))
+        keyboard.send(Keycode.SPACE)
+        space = True
+    elif current_proximity < 50 and space:
+        pixels.fill(0)
+        space = False

Adafruit_Proximity_Trinkey/Proximity_Trinkey_Arduino_Demo/.proxlighttrinkey_m0.test.only

@@ -0,0 +1 @@
+

Adafruit_Proximity_Trinkey/Proximity_Trinkey_Arduino_Demo/Proximity_Trinkey_Arduino_Demo.ino

@@ -0,0 +1,106 @@
+#include <Adafruit_NeoPixel.h>
+#include "Adafruit_FreeTouch.h"
+#include "Adafruit_APDS9960.h"
+
+
+// Create the neopixel strip with the built in definitions NUM_NEOPIXEL and PIN_NEOPIXEL
+Adafruit_NeoPixel strip = Adafruit_NeoPixel(NUM_NEOPIXEL, PIN_NEOPIXEL, NEO_GRB + NEO_KHZ800);
+int16_t neo_brightness = 20; // initialize with 20 brightness (out of 255)
+
+// Create the two touch pads on pins 1 and 2:
+Adafruit_FreeTouch qt_1 = Adafruit_FreeTouch(1, OVERSAMPLE_4, RESISTOR_50K, FREQ_MODE_NONE);
+Adafruit_FreeTouch qt_2 = Adafruit_FreeTouch(2, OVERSAMPLE_4, RESISTOR_50K, FREQ_MODE_NONE);
+
+Adafruit_APDS9960 apds;
+
+void setup() {
+  Serial.begin(9600);
+  //while (!Serial);
+  
+  strip.begin();
+  strip.setBrightness(neo_brightness);
+  strip.show(); // Initialize all pixels to 'off'
+
+  if (! qt_1.begin())  
+    Serial.println("Failed to begin qt on pin 1");
+  if (! qt_2.begin())  
+    Serial.println("Failed to begin qt on pin 2");
+
+  pinMode(PIN_INTERRUPT, INPUT_PULLUP);
+  if(!apds.begin()){
+    Serial.println("failed to initialize device! Please check your wiring.");
+    while (1) {
+      strip.fill(0xFF0000);
+      strip.show();
+      delay(100);
+      strip.fill(0x00);
+      strip.show();
+      delay(100);
+    }
+  }
+  
+  Serial.println("APDS initialized!");
+  apds.enableProximity(true);
+  apds.setProxGain(APDS9960_PGAIN_8X);
+  apds.setLED(APDS9960_LEDDRIVE_100MA, APDS9960_LEDBOOST_300PCNT);
+  apds.setProxPulse(APDS9960_PPULSELEN_16US, 1);
+
+  //set the interrupt threshold to fire when proximity reading goes above 2
+  apds.setProximityInterruptThreshold(0, 2);
+  apds.enableProximityInterrupt();
+}
+
+uint8_t j=0;
+
+void loop() {
+
+  // print the proximity reading when the interrupt pin goes low
+  if (!digitalRead(PIN_INTERRUPT)){
+    uint16_t prox = apds.readProximity();
+    Serial.print("Proximity: ");
+    Serial.println(prox);
+
+    if (prox < 3) prox = 0;  // ignore 1 and 2 readings
+    strip.setBrightness(prox);
+
+    //clear the interrupt
+    apds.clearInterrupt();
+  } else {
+    strip.setBrightness(0);
+  }
+
+  strip.fill(Wheel(j));
+  strip.show();
+
+  // measure the captouches
+  uint16_t touch1 = qt_1.measure();
+  uint16_t touch2 = qt_2.measure();
+
+  // If the first pad is touched, go forward
+  if (touch1 > 500) {
+    Serial.println("QT 1 touched");
+    j++;
+  }
+
+  // If the second pad is touched, go backward
+  if (touch2 > 500) {
+    Serial.println("QT 2 touched");
+    j--;
+  }
+
+  delay(10);
+}
+
+// Input a value 0 to 255 to get a color value.
+// The colours are a transition r - g - b - back to r.
+uint32_t Wheel(byte WheelPos) {
+  if(WheelPos < 85) {
+   return strip.Color(WheelPos * 3, 255 - WheelPos * 3, 0);
+  } else if(WheelPos < 170) {
+   WheelPos -= 85;
+   return strip.Color(255 - WheelPos * 3, 0, WheelPos * 3);
+  } else {
+   WheelPos -= 170;
+   return strip.Color(0, WheelPos * 3, 255 - WheelPos * 3);
+  }
+}