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) 2022-2024 WPC Systems Ltd. All rights reserved.
13'''
14
15## Python
16import time
17
18## WPC
19
20from wpcsys import pywpc
21
22def main():
23 ## Get Python driver version
24 print(f'{pywpc.PKG_FULL_NAME} - Version {pywpc.__version__}')
25
26 ## Create device handle
27 dev = pywpc.EthanP()
28
29 ## Connect to device
30 try:
31 dev.connect("192.168.1.110") ## Depend on your device
32 except Exception as err:
33 pywpc.printGenericError(err)
34 ## Release device handle
35 dev.close()
36 return
37
38 try:
39 ## Parameters setting
40 port = 0 ## Depend on your device
41 resistance_ratio = [0.5, 0.2, 0.8, 0.7]
42 timeout = 3 ## second
43
44 ## Get firmware model & version
45 driver_info = dev.Sys_getDriverInfo(timeout)
46 print("Model name: " + driver_info[0])
47 print("Firmware version: " + driver_info[-1])
48
49 ## Open DPOT
50 err = dev.DPOT_open(port, timeout)
51 print(f"DPOT_open in port {port}, status: {err}")
52
53 ## Write all channels
54 err = dev.DPOT_writeAllChannel(port, resistance_ratio, timeout)
55 print(f"DPOT_writeAllChannel in port {port}, status: {err}")
56
57 ## Close DPOT
58 err = dev.DPOT_close(port, timeout)
59 print(f"DPOT_close in port {port}, status: {err}")
60 except Exception as err:
61 pywpc.printGenericError(err)
62
63 ## Disconnect device
64 dev.disconnect()
65
66 ## Release device handle
67 dev.close()
68
69 return
70
71if __name__ == '__main__':
72 main()