Bluetooth Transceiver Module: Unterschied zwischen den Versionen

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(4 dazwischenliegende Versionen von 2 Benutzern werden nicht angezeigt)
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<div style="border: 1px solid #ff4444; border-left-width: 10px; border-top-width: 2px; border-bottom-width: 2px; background: #ffcccc; padding: 3px">under construction</div><gallery widths=300px heights=200px>
 
Datei:Bt01.JPG  
 
Datei:Bt01.JPG  
 
Datei:Bt02_1.JPG
 
Datei:Bt02_1.JPG
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*Wireless Bluetooth Transceiver Module RS232 / TTL
 
*Wireless Bluetooth Transceiver Module RS232 / TTL
 
zu Preis von etwa 5€
 
zu Preis von etwa 5€
 +
 +
 +
Further information can be found in this
 +
[http://elecfreaks.com/store/download/datasheet/Bluetooth/HC-0305%20serail%20module%20AT%20commamd%20set%20201104%20revised.pdf]
 +
 +
Changing the firmware:
 +
http://byron76.blogspot.com/2012/01/draft-byrons-programmer-details.html
 +
 +
and http://byron76.blogspot.com/search/label/HC05
 +
  
 
Basic AT commands
 
Basic AT commands
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{|class="wikitable"
 
!width="4%" |
 
!width="4%" |
 
!width="25%"|Command
 
!width="25%"|Command
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*UART
 
*UART
  
{|border="1" cellpadding="20" cellspacing="0"
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{|class="wikitable"
 
!width="4%" |
 
!width="4%" |
 
!width="25%"|Command
 
!width="25%"|Command
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|set
 
|set
 
|AT+UART=(rate),(num1),(num2)
 
|AT+UART=(rate),(num1),(num2)
|rate:<br>
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|rate: ''4800'', ''9600'', ''19200'', ''38400'', ''57600'', ''115200'', ''230400'', ''460800'', ''921600'', ''1382400'' <br>
4800, 9600, 19200, 38400, 57600,115200, 230400, 460800, 921600, 1382400<br>
+
 
num1:<br>
 
num1:<br>
 
  Stop bits. “0” for 1 stop bit; and “1” for 2 stop bit<br>
 
  Stop bits. “0” for 1 stop bit; and “1” for 2 stop bit<br>

Aktuelle Version vom 31. Januar 2012, 01:14 Uhr

under construction

Gibt es bei ebay unter dem Namen:

  • Wireless Bluetooth Transceiver Module RS232 / TTL

zu Preis von etwa 5€


Further information can be found in this [1]

Changing the firmware: http://byron76.blogspot.com/2012/01/draft-byrons-programmer-details.html

and http://byron76.blogspot.com/search/label/HC05


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)