Wiznet makers

Introduction

It is equipped with up to 36 digital inputs, 16 analog inputs, 8 analog outputs, and 6 interrupts, as well as communication interfaces such as CAN bus, up to 2x Ethernet ports, dual RS-485, WiFi, and Bluetooth.

Features

• Raspberry Pi 4 SBC with 2GB to 8GB RAM, WiFi 5, and Bluetooth 5.0 connectivity
• 8GB MicroSD card
• 2 Micro HDMI ports
• 2 Ethernet ports
• USB – 4 USB ports (2 USB 3.0, 2 USB 2.0)
• I2C,
• 2 RS485, 
• SPI
• Serial TTL
• CAN via terminal blocks

How to Use

Connect

connect PLC to power supply

Access to Raspberry Pi

$ping 10.10.10.20

After connecting the Ethernet connector, ping to Raspberry PLC 's IP.

$ssh pi@10.10.10.20

If the ping works successful, run ssh command for accessing to Raspberry PLC.

If you are connected, you can check it as above.

Control Input/Ouput

The script file for controlling Input/Output is located in the folder on the left picture.
If you go to that location and run the set script, you can control the Raspberry PLC.

More Details...

https://www.dfrobot.com.cn/images/upload/File/20211105170319y5lblb.pdf