Bluetooth Transceiver Module: Unterschied zwischen den Versionen

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*UART
 
*UART
  
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Version vom 8. November 2011, 11:01 Uhr

under construction

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

num2:

Parity. “0” for none; “1” for odd parity; “2” for even parity
OK
query AT+ROLE? NULL +UART=(rate),(num1),(num2)