Serial Module Articles

RT809H Programmer Bluetooth Module Installation Tutorial

2026-04-26 by boardor

Taobao Store Name:Home Appliance Repair Forum Bluetooth Serial Module for Printing Information: https://item.taobao.com/item.htm?id=619731291566 Reply to the public account with 【Programmer】 to download the Bluetooth serial mobile APP software

RT809F Programmer Bluetooth Module Mobile Printing Function Demonstration

2026-04-15 by boardor

Taobao Store Name: Home Appliance Repair Forum Bluetooth Serial Module for Printing Information: https://item.taobao.com/item.htm?id=619731291566 Reply with 【Programmer】 in the public account to download the Bluetooth serial mobile APP software