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Copy pathupython_code.py
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129 lines (105 loc) · 4.06 KB
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from machine import Pin
import select
import time
import sys
import _thread
# 888~-_ e88~-_ 888
# 888 888 888 \ Y88b / d888 \ e88~-_ e88~\888 e88~~8e
# 888 888 888 | Y888/ 8888 d888 i d888 888 d888 88b
# 888 888 888 / Y8/ 8888 8888 | 8888 888 8888__888
# 888 888 888_-~ Y Y888 / Y888 ' Y888 888 Y888 ,
# "88_-888 888 / "88_-~ "88_-~ "88_/888 "88___/
# _/
# Communication back to the GUI is done using a simple print
print('STARTING uPython code...')
# Anti-pattern anywone? Cheating to get global variables so that the code isn't peppered with global statements
class G:
stop_requested = False
blink_led = False
input_pin:Pin = None
pin_map = {} # dictionary of pin to pin num
# 888~-_ ,e,
# 888 \ e88~~8e e88~~\ e88~~8e " Y88b / e88~~8e
# 888 | d888 88b d888 d888 88b 888 Y88b / d888 88b
# 888 / 8888__888 8888 8888__888 888 Y88b/ 8888__888
# 888_-~ Y888 , Y888 Y888 , 888 Y8/ Y888 ,
# 888 ~-_ "88___/ "88__/ "88___/ 888 Y "88___/
#
# ~~~888~~~ 888 888
# 888 888-~88e e88~~8e /~~~8e e88~\888
# 888 888 888 d888 88b 88b d888 888
# 888 888 888 8888__888 e88~-888 8888 888
# 888 888 888 Y888 , C888 888 Y888 888
# 888 888 888 "88___/ "88_-888 "88_/888
def receive_thread():
print('Serial Receive Thread STARTED')
while True:
# See if chars are available on the serial port
r, _, _ = select.select([sys.stdin], [], [], 2.0)
if r:
line = sys.stdin.readline().strip()
if not line:
continue
if line.startswith('TEST'):
for i in range(10):
print(f'Test {i}')
time.sleep(.2)
elif line.startswith('STOP'):
print('uPython serial thread EXITING....')
G.stop_requested = True
_thread.exit()
elif line.startswith('LED'):
print('Starting LED blink test')
G.blink_led = True
else:
print(f'Received unknown command: {line}')
# 888 d8 d8
# 888 888-~88e _d88__ e88~~8e 888-~\ 888-~\ 888 888 888-~88e _d88__
# 888 888 888 888 d888 88b 888 888 888 888 888 888b 888
# 888 888 888 888 8888__888 888 888 888 888 888 8888 888
# 888 888 888 888 Y888 , 888 888 888 888 888 888P 888
# 888 888 888 "88_/ "88___/ 888 888 "88_-888 888-_88" "88_/
# 888
@micropython.native
def chip_interrupt(pin:Pin):
try:
pin_num = G.pin_map[pin]
except:
print('Error pin lookup')
pin_num = None
print(f'Interrupt on pin {pin_num}')
def blink_led():
led = Pin(25, Pin.OUT) # use any free GPIO pin number
for i in range(0,20):
led.value(1) # optimized call
time.sleep(.5)
led.value(0)
time.sleep(.5)
if G.stop_requested:
return
# e e ,e,
# d8b d8b /~~~8e " 888-~88e
# d888bdY88b 88b 888 888 888
# / Y88Y Y888b e88~-888 888 888 888
# / YY Y888b C888 888 888 888 888
# / Y888b "88_-888 888 888 888
def main():
print('Started MAIN')
G.input_pin = Pin(2, Pin.IN)
G.pin_map[G.input_pin] = 2
G.input_pin.irq(chip_interrupt, Pin.IRQ_FALLING)
_thread.start_new_thread(receive_thread, ())
print('DONE starting uPython code')
# background / work loop
while True:
time.sleep(3)
if G.stop_requested:
print('uPython code EXITING')
break
elif G.blink_led:
blink_led()
G.blink_led = False
print('LED Blink Test Complete')
sys.exit()
if __name__ == '__main__':
main()