wpcsys 2.1.5

WPC Python driver APIs, the easiest way to Control & Data Acquisition (DAQ)

Overview

WPC Python driver, also known as pywpc, contains APIs for interacting with basically WPC DAQ cards or any other WPC USB, WiFi and Ethernet based devices. It supports Python version from 3.8 to 3.10 under Windows 10 operating systems.

Our APIs support synchronous and asynchronous modes for computer processes or threads.

Synchronous mode means that two or more processes run in a step-by-step manner, one after the other.In this mode, the execution of a process is blocked until the previous process is completed.

Asynchronous mode means that processes run independently of each other and don’t wait for the completion of the previous process. Instead, each process runs on its own, without blocking the execution of other processes.

In general, synchronous mode is easier to understand and debug, while asynchronous mode is more scalable and allows for greater concurrency.

Some API functions in the pywpc package may not compatible with earlier versions of WPC DAQ firmware. To update device firmware to the latest version, please use WPC Device Manager and LabVIEW Run-time engine. You can download WPC Device Manager by latest release or visit WPC Systems Ltd. official website.

	Link
WPC official site	http://www.wpc.com.tw/
GitHub	https://github.com/WPC-Systems-Ltd/WPC_Python_driver_release
User guide	https://wpc-systems-ltd.github.io/WPC_Python_driver_release/
Example code	https://github.com/WPC-Systems-Ltd/WPC_Python_driver_release/tree/main/examples

Note

Make sure the latest version of firmware is up to date with your products.

Quick Start

Easy, fast, and just works!

>>> from wpcsys import pywpc
>>> pywpc.PKG_NAME
pywpc
>>> pywpc.HANDLE_LIST
['DeviceFinder', 'WifiDAQE3A', 'WifiDAQF4A', 'STEM', 'EMotion', 'EDrive_ST', 'EthanA', 'EthanD', 'EthanL', 'EthanO', 'USBDAQF1D', 'USBDAQF1DSNK', 'USBDAQF1AD', 'USBDAQF1AOD', 'USBDAQF1TD', 'USBDAQF1RD', 'USBDAQF1CD']

Install and Upgrade

• Install

pip install wpcsys

• Upgrade

pip install --upgrade wpcsys

Requirements

Python 3.8 or later with all requirements.txt dependencies installed, including PyQt5, PyQt5Designer, qasync and so on.

pip install -r requirements.txt

Products

Controller

• STEM

Ethernet based motion card

• EMotion

Ethernet based DAQ card

• Ethan-A

• Ethan-D

• Ethan-L

• Ethan-O

USB interface DAQ card

• USB-DAQ-F1-D (Digital)

• USB-DAQ-F1-DSNK (24V Digital)

• USB-DAQ-F1-AD (Digital + AI)

• USB-DAQ-F1-TD (Digital + Thermocouple)

• USB-DAQ-F1-RD (Digital + RTD)

• USB-DAQ-F1-CD (Digital + CAN)

• USB-DAQ-F1-AOD (Digital + AI + AO)

Wifi based DAQ card

• Wifi-DAQ-E3-A

• Wifi-DAQ-F4-A

I/O port function table

• EMotion & Motor driver series

Product/module	Motion	Drive
EMotion	0
Edrive-ST		0

• STEM series

Product/module	AI	AO	DI	DO
EMotion	1,2,4	1,2,4	0~7	0~7

In the STEM product, the values 1, 2, and 4 are used to represent the slots in the AIO. Additionally, the DIO ports 0 to 1 are assigned to slot 1, while ports 2 to 3 are assigned to slot 2.

• Ethan & Wifi series

Product/module	AI	AO	DI	DO
Emotion
Ethan-A	0
Ethan-D			1	0
Ethan-L				0
Ethan-O		0
Wifi-DAQ-E3-A	0
Wifi-DAQ-F4-A	0

• USB series

Product/module	AI	AO	DI	DO	CAN	UART	SPI	I2C	RTD	TC
USB-DAQ-F1-D			0~3	0~3		1, 2	1, 2	1, 2
USB-DAQ-F1-DSNK			0, 1	2, 3
USB-DAQ-F1-AD	0		0~3	0~3		1, 2	2	1, 2
USB-DAQ-F1-TD			0~3	0~3		1, 2	2	1, 2		1
USB-DAQ-F1-RD			0~3	0~3		1, 2	2	1, 2	1
USB-DAQ-F1-CD			0~3	0~3	1	1, 2	2	1, 2
USB-DAQ-F1-AOD	0	0	0~3	0~3		1, 2		1, 2

Remark: TC stands for Thermocouple

Take USB-DAQ-F1-AOD for example:

• Port 0 is available for AI

• Port 2 is available for DI

• Ports 0 & 1 are available for DO

• Port 2 is available for UART

References

• Useful conda commands

• User manual - WPC Python driver

• Run example code in console

• How to build your own Python code to EXE file

• How to install miniconda and build your own virtual environment

License

WPC Python driver release is licensed under an MIT-style license see LICENSE Other incorporated projects may be licensed under different licenses. All licenses allow for non-commercial and commercial use.