1'''
2AI24Bit - AI_on_demand_once.py with asynchronous mode.
3
4This example demonstrates the process of obtaining AI data in on demand mode.
5Additionally, it retrieve AI data from EthanI.
6
7-------------------------------------------------------------------------------------
8Please change correct serial number or IP and port number BEFORE you run example code.
9
10For other examples please check:
11 https://github.com/WPC-Systems-Ltd/WPC_Python_driver_release/tree/main/examples
12See README.md file to get detailed usage of this example.
13
14Copyright (c) 2022-2024 WPC Systems Ltd. All rights reserved.
15'''
16
17## Python
18import asyncio
19
20## WPC
21
22from wpcsys import pywpc
23
24
25async def main():
26 ## Get Python driver version
27 print(f'{pywpc.PKG_FULL_NAME} - Version {pywpc.__version__}')
28
29 ## Create device handle
30 dev = pywpc.EthanI()
31
32 ## Connect to device
33 try:
34 dev.connect("192.168.1.110") ## Depend on your device
35 except Exception as err:
36 pywpc.printGenericError(err)
37 ## Release device handle
38 dev.close()
39 return
40
41 try:
42 ## Parameters setting
43 port = 0 ## Depend on your device
44
45 ## Get firmware model & version
46 driver_info = await dev.Sys_getDriverInfo_async()
47 print("Model name: " + driver_info[0])
48 print("Firmware version: " + driver_info[-1])
49
50 ## Open AI
51 err = await dev.AI_open_async(port)
52 print(f"AI_open_async in port {port}, status: {err}")
53
54 ## Data acquisition
55 data = await dev.AI_readOnDemand_async(port)
56 print(f"data in port {port}: ")
57 print(f"{data}")
58
59 ## Close AI
60 err = await dev.AI_close_async(port)
61 print(f"AI_close_async in port {port}, status: {err}")
62 except Exception as err:
63 pywpc.printGenericError(err)
64
65 ## Disconnect device
66 dev.disconnect()
67
68 ## Release device handle
69 dev.close()
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