Initial commit

boot.py

@@ -0,0 +1,6 @@
+import counter
+
+# NISEI
+counter.numbers = [0b11101111, 0b10001001, 0b11010111, 0b11011011, 0b00100100, 0b11010110, 0b01110110, 0b00111100]
+
+counter.run()

counter.py

@@ -0,0 +1,51 @@
+from machine import Pin
+import time
+
+idx = 0
+
+led_DP = Pin("GP12", Pin.OUT)
+led_D = Pin("GP13", Pin.OUT)
+led_E = Pin("GP14", Pin.OUT)
+led_C = Pin("GP15", Pin.OUT)
+led_G = Pin("GP16", Pin.OUT)
+led_F = Pin("GP17", Pin.OUT)
+led_A = Pin("GP18", Pin.OUT)
+led_B = Pin("GP19", Pin.OUT)
+
+led_pins = [led_DP, led_D, led_E, led_C, led_G, led_F, led_A, led_B]
+numbers = [0b11101110, 0b10001000, 0b11010110, 0b11011010, 0b10111000, 0b01111010, 0b01111110, 0b11001000, 0b11111110, 0b11111010]
+
+button_fwd = Pin("GP20", Pin.IN, pull=Pin.PULL_DOWN)
+button_bck = Pin("GP21", Pin.IN, pull=Pin.PULL_DOWN)
+
+def set_leds(leds, mask):
+    for led in leds:
+        led.value(mask & 1)
+        mask >>= 1
+        
+class ButtonHandler():
+    def __init__(self,change=0):
+        self.change = change
+        self.last = 0
+    
+    def handler(self, pin):
+        global idx
+        now = time.ticks_ms()
+        if time.ticks_diff(now, self.last) < 150:
+            print("Debouncing")
+        else:
+            print(f"Changing by {self.change}")
+            idx += self.change
+        self.last = now
+
+
+button_fwd.irq(ButtonHandler(+1).handler, trigger=Pin.IRQ_RISING)
+button_bck.irq(ButtonHandler(-1).handler, trigger=Pin.IRQ_RISING)
+
+for pin in led_pins:
+    pin.value(0)
+
+def run():
+    while True:
+        set_leds(led_pins, numbers[idx%len(numbers)])
+        time.sleep(0.1)