8-Channel Micro USB Relay Module 5V PLC Upper Computer Control Board

Description:

• The module have MICRO USB and serial port, so they can communicate with PC and other device conveniently.
• The normal working voltage for modules is 5V. And module of have a power interface of 5V.

Interface

• Micro USB: Standard micro USB Female Port.
• TX: Transmit
• RX: Receive
• 5V: Volt current condenser
• GND: Ground
• Power Interface: will need be used when Micro USB cannot give enough power.

Instructions

1. USB usage method

• Module connect with PC through USB.
• Then open "Relay Board Manager" to operate the module. Read " Relay
  Board
  Manager_Reference" for details of the software.

2. Serial port usage method

• Module can communicate with other device directly through serial port.
• Module can receive single byte from upper monitor ( baud rate 9600):
• Upper Monitor 0x50 0x51
• 0xAC
  
• Module will turn to normal work state after receive "0x51". Then every data byte will control the relay directly.
• Each bit controls a relay ( '0' mark start, '1' mark stop ).

What's in the Package:

• 1pcs 8-Channel Micro USB Relay Module 5V