JDY-34 SPP-C host dual-mode 2.4G Bluetooth 4.2 module 4DB printer supports multi-machine connection Compatible with HC-05 HC-06
Jdy-34 transparent transmission module is based on Bluetooth ble4.2 protocol + 3.0 standard, supports ble and spp working at the same time, and spp supports multi connection and spp master-slave working at the same time, and does not need to be separately configured as a host or slave function. In multi connection mode, spp supports 7 master-slave computers (Android or computers) to connect with 1 IOS mobile phone, ble also supports Android or IOS connection, and in host mode, it supports the connection with the market All spp slave computers are connected for communication, including jdy-30, jdy-31, jdy-32, jdy-33, printer, etc. the communication interface is standard UART, which can configure working mode, baud rate, ble Bluetooth UUID, pairing password and other parameters through at command. The main advantage is high-speed communication. Spp supports 40kbyte / s data transmission and multi connection function after connecting with mobile phone or computer.