buttons

buttons_and_bulbs/buttons_and_bulbs.py

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+
+# 2 = YELLOW_LED
+# 3 = RED_LED
+# 4 = BLUE_LED
+# 5 = GREEN_LED
+# 6 = yeelow button
+# 7 = red button
+# 8 = blue button
+# 9 = green button
+
+
+# This example shows you a simple, non-interrupt way of reading Pico Explorer's buttons with a loop that checks to see if buttons are pressed.
+import time
+import machine
+from pimoroni import Button
+
+yellow_button = Button(6)
+red_button = Button(7)
+blue_button = Button(8)
+green_button = Button(9)
+
+STATUS_LED = machine.Pin(25, machine.Pin.OUT)
+YELLOW_LED = machine.Pin(2, machine.Pin.OUT)
+RED_LED = machine.Pin(3, machine.Pin.OUT)
+BLUE_LED = machine.Pin(4, machine.Pin.OUT)
+GREEN_LED = machine.Pin(5, machine.Pin.OUT)
+
+def fresh_start():
+    STATUS_LED.value(0)
+    YELLOW_LED.value(0)
+    RED_LED.value(0)
+    BLUE_LED.value(0)
+    GREEN_LED.value(0)
+    check_leds()
+
+def check_leds():
+    YELLOW_LED.value(1)
+    time.sleep(2)
+    YELLOW_LED.value(0)
+    RED_LED.value(1)
+    time.sleep(2)
+    RED_LED.value(0)
+    BLUE_LED.value(1)
+    time.sleep(2)
+    BLUE_LED.value(0)
+    GREEN_LED.value(1)
+    time.sleep(2)
+    GREEN_LED.value(0)
+
+
+fresh_start()
+while True:
+    STATUS_LED.value(1)
+    if yellow_button.read():
+        """ yellow led """
+        YELLOW_LED.toggle()
+    elif red_button.read():
+        """ red led """
+        RED_LED.toggle()
+    elif blue_button.read():
+        """ blue led """
+        BLUE_LED.toggle()
+    elif green_button.read():
+        """ green led """
+        GREEN_LED.toggle()
+    time.sleep(0.01)