1'''
2Tutorial - single_loop_thread.py with asynchronous mode.
3
4This example project demonstrates how to use thread to get RTC from USBDAQF1AD.
5
6-------------------------------------------------------------------------------------
7Please change correct serial number or IP and port number BEFORE you run example code.
8
9For other examples please check:
10 https://github.com/WPC-Systems-Ltd/WPC_Python_driver_release/tree/main/examples
11See README.md file to get detailed usage of this example.
12
13Copyright (c) 2022-2024 WPC Systems Ltd. All rights reserved.
14'''
15
16## Python
17import asyncio
18import threading
19import time
20## WPC
21
22from wpcsys import pywpc
23
24async def getRTC(handle, delay=1):
25 data = await handle.Sys_getRTC_async()
26 print("RTC Time:" + str(data))
27 await asyncio.sleep(delay) ## delay [s]
28
29def RTC_thread(handle, delay=1):
30 while True:
31 asyncio.run(getRTC(handle, delay))
32 time.sleep(delay) ## delay [s]
33
34async def main():
35 ## Get Python driver version
36 print(f'{pywpc.PKG_FULL_NAME} - Version {pywpc.__version__}')
37
38 ## Create device handle
39 dev = pywpc.USBDAQF1AD()
40
41 ## Connect to device
42 try:
43 dev.connect("default") ## Depend on your device
44 except Exception as err:
45 pywpc.printGenericError(err)
46 ## Release device handle
47 dev.close()
48 return
49
50 ## Perform two sync thread to query data
51 try:
52 ## Get firmware model & version
53 driver_info = await dev.Sys_getDriverInfo_async()
54 print("Model name: " + driver_info[0])
55 print("Firmware version: " + driver_info[-1])
56
57 _threadRTC = threading.Thread(target = RTC_thread, args = [dev, 1])
58 _threadRTC.start()
59 except Exception as err:
60 pywpc.printGenericError(err)
61
62 ## This part will execute immediately because the sync thread is running in parallel.
63 '''
64 # Disconnect device
65 dev.disconnect()
66
67 # Release device handle
68 dev.close()
69 '''
70
71 return
72
73def main_for_spyder(*args):
74 if asyncio.get_event_loop().is_running():
75 return asyncio.create_task(main(*args)).result()
76 else:
77 return asyncio.run(main(*args))
78
79if __name__ == '__main__':
80 asyncio.run(main()) ## Use terminal
81 # await main() ## Use Jupyter or IPython(>=7.0)
82 # main_for_spyder() ## Use Spyder