You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
46 lines
1.6 KiB
46 lines
1.6 KiB
import select
|
|
import sys
|
|
import machine
|
|
import time
|
|
import asyncio
|
|
|
|
from lib.topic_message import TopicMessage, TMQueue, string_to_topicmessage
|
|
|
|
async def usb_sync_clock(
|
|
interval_s: float | int):
|
|
"""Synchronise clock by posting a request and readin in the output immediately"""
|
|
while True:
|
|
poll_obj = select.poll()
|
|
poll_obj.register(sys.stdin, select.POLLIN)
|
|
sys.stdout.write("REQUEST_TIME \n")
|
|
poll_results = poll_obj.poll(10)
|
|
if poll_results:
|
|
timestamp_ms = float(sys.stdin.readline())
|
|
t = time.gmtime(int(timestamp_ms/1000))
|
|
machine.RTC().datetime((t[0], t[1], t[2], t[6], t[3], t[4], t[5], 0))
|
|
else:
|
|
await asyncio.sleep(interval_s)
|
|
|
|
async def usb_in_message_parser(
|
|
inbound_queue: TMQueue,
|
|
interval_s: float | int):
|
|
"""Parse regular TopicMessage messages sent in through USB"""
|
|
poll_obj = select.poll()
|
|
poll_obj.register(sys.stdin, select.POLLIN)
|
|
while True:
|
|
poll_results = poll_obj.poll(10)
|
|
if poll_results:
|
|
line = sys.stdin.readline()
|
|
inbound_queue.add(string_to_topicmessage(line))
|
|
else:
|
|
await asyncio.sleep(interval_s)
|
|
|
|
async def usb_send_data(
|
|
outbound_queue: TMQueue,
|
|
interval_s: float | int):
|
|
"""Send all messages in outbound queue via USB"""
|
|
while True:
|
|
while not outbound_queue.is_empty():
|
|
item: TopicMessage = outbound_queue.get()
|
|
sys.stdout.write(f"{item.topic}: {item.message}\n")
|
|
await asyncio.sleep(interval_s)
|