add basic AS7343 example

micropython/examples/breakout_as7343/demo.py

@@ -0,0 +1,28 @@
+# Prints data from the AS7343 sensor to the console
+# Open up the plotter window in Thonny to see the values change in real-time!
+
+from breakout_as7343 import BreakoutAS7343
+from pimoroni_i2c import PimoroniI2C
+import time
+
+# use (sda=20, scl=21) if you have a Pico Explorer Base or other board that uses the alt I2C pins
+i2c = PimoroniI2C(sda=4, scl=5)
+as7343 = BreakoutAS7343(i2c)
+
+as7343.set_channels(18)
+as7343.set_gain(1024)
+as7343.set_measurement_time(33)  # Roughly 30fps at 16ms/measurement
+as7343.set_integration_time(27800)
+
+as7343.set_illumination_current(4)
+as7343.set_illumination_led(True)
+
+while True:
+    reading = as7343.read()
+
+    print(
+        "FZ: {0}, FY: {1}, FXL: {2}, NIR: {3}, F2: {4}, F3: {5}, F4: {6}, F6: {7}, F1: {8}, F5: {9}, F7: {10}, F8: {11}".format(
+            *reading
+        )
+    )
+    time.sleep(0.01)