Bluetooth Transceiver Module
Gibt es bei ebay unter dem Namen:
- Wireless Bluetooth Transceiver Module RS232 / TTL
zu Preis von etwa 5€
Basic AT commands
- Master or Slave
Command | Parameters | Response | |
---|---|---|---|
set | AT+ROLE=(num) | num: "0" for slave, "1" for master | OK |
query | AT+ROLE? | NULL | +ROLE=num |
- UART
Command | Parameters | Response | |
---|---|---|---|
set | AT+UART=(rate),(num1),(num2) | rate: 4800, 9600, 19200, 38400, 57600,115200, 230400, 460800, 921600, 1382400 num1: Stop bits. “0” for 1 stop bit; and “1” for 2 stop bit |
OK |
query | AT+ROLE? | NULL | +UART=(rate),(num1),(num2) |