1'''
2DPOT - DPOT_writeAllChannels.py with asynchronous mode.
3
4This example demonstrates how to write digital potentiometer resistance to all channel from EthanP.
5-------------------------------------------------------------------------------------
6Please change correct serial number or IP and port number BEFORE you run example code.
7
8For other examples please check:
9 https://github.com/WPC-Systems-Ltd/WPC_Python_driver_release/tree/main/examples
10See README.md file to get detailed usage of this example.
11
12Copyright (c) 2022-2025 WPC Systems Ltd. All rights reserved.
13'''
14
15## WPC
16from wpcsys import pywpc
17
18
19def main():
20 ## Get Python driver version
21 print(f'{pywpc.PKG_FULL_NAME} - Version {pywpc.__version__}')
22
23 ## Create device handle
24 dev = pywpc.EthanP()
25
26 ## Connect to device
27 try:
28 dev.connect("192.168.1.110") ## Depend on your device
29 except Exception as err:
30 pywpc.printGenericError(err)
31 ## Release device handle
32 dev.close()
33 return
34
35 try:
36 ## Parameters setting
37 port = 0 ## Depend on your device
38 resistance_ratio = [0.5, 0.2, 0.8, 0.7]
39 timeout = 3 ## [sec]
40
41 ## Get firmware model & version
42 driver_info = dev.Sys_getDriverInfo(timeout)
43 print(f"Model name: {driver_info[0]}, Firmware version: {driver_info[-1]} ")
44
45 ## Open DPOT
46 err = dev.DPOT_open(port, timeout)
47 print(f"DPOT_open in port {port}, status: {err}")
48
49 ## Write all channels
50 err = dev.DPOT_writeAllChannel(port, resistance_ratio, timeout)
51 print(f"DPOT_writeAllChannel in port {port}, status: {err}")
52
53 ## Close DPOT
54 err = dev.DPOT_close(port, timeout)
55 print(f"DPOT_close in port {port}, status: {err}")
56 except Exception as err:
57 pywpc.printGenericError(err)
58
59 finally:
60 ## Disconnect device
61 dev.disconnect()
62
63 ## Release device handle
64 dev.close()
65
66
67if __name__ == '__main__':
68 main()