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Added timeout when running as initializer and not receiving an pong answer

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when running as a responder, no timeout is needed - it should just sit there waiting till a request (ping) arrives - that't why the ToDo there got removed
This commit is contained in:
BlueFox 2024-03-30 17:25:47 +00:00
parent 517db51909
commit 45ee016126
1 changed files with 15 additions and 2 deletions
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17
lora_pingpong.py
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@ -53,13 +53,27 @@ def as_initializer(lora, lcd, lcd_connected, interrupt_pin):
ping_to_send = False
if not ping_to_send:
print("[LoRaPingPong] Now waiting for a response")
time_now = time()
while not lora.received_packet():
sleep(0.01)
if interrupted(): return # if interrupt btn is pressed, stop listening
# TODO: implement a timeout
if (time() - time_now) > 15:
# timeout if waiting too long for a response
# possible causes of triggering this could be e.g. lost connection
print("[LoRaPingPong] Timeout reached. Sending ping again.")
if lcd:
lcd.move_to(0,1)
lcd.putstr("Reached timeout!")
break
# NOW got a response!
blink_led(receive_led)
payload = lora.read_payload()
if not payload: # if empty because of timeout
ping_to_send = True
continue
try:
payload_dict = loads(payload)
TX_POWER_REQ = payload_dict["tx_power"]
@ -116,7 +130,6 @@ def as_responder(lora, lcd, lcd_connected, interrupt_pin):
while not lora.received_packet():
sleep(0.01)
if interrupted(): return # if interrupt btn is pressed, stop listening
# TODO: implement a timeout
# NOW got a response!
blink_led(receive_led)
payload = lora.read_payload()