commit 9e4e14e8acc1f855525430c990c439e3a6d228d2
Author: Søren Rasmussen <sr@jondahl.net>
Date:   Mon Aug 1 15:38:31 2022 +0200

    Initial commit

diff --git a/main.py b/main.py
new file mode 100644
index 0000000..ab48bac
--- /dev/null
+++ b/main.py
@@ -0,0 +1,35 @@
+import machine
+import pyb
+
+KEY_KEYPAD_PLUS = 0x57
+
+hid = pyb.USB_HID()
+button = machine.Pin(12, machine.Pin.IN, machine.Pin.PULL_UP)
+
+def press_key_once(key1):
+	buf = bytearray(8)
+	buf[2] = key1
+	hid.send(buf)
+	pyb.delay(10)
+
+def release_key_once():
+	press_key_once(0)
+
+
+buf = bytearray(8)
+
+state = False
+while True:
+	pressed = not bool(button.value())
+
+	if pressed == state:
+		continue
+
+	if pressed:
+		press_key_once(KEY_KEYPAD_PLUS)
+	else:
+		release_key_once()
+
+	state = pressed
+
+	pyb.delay(10)