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BASIC INFORMATION
Name: BT BOARD
Type: Adpater Board
Version: 1.0.0
Author: Dubravko Penezic
Copyright: Creative Commons BY-NC-SA v 3.0
Implemented function:
- Accommodate Linvor BT module (HC-0x)
- Power supply for module 3.3V
- LED signalling of module work state
- RS232 strait|cross connectivity (Jumper)
- RS232 TTL or normal levele connection
- Jumper select for command mode
- Use of connector for connecting, pads for debugging, and mounting hole
PCB Top and Bottom image:
PCB Bottom Revision:
Working example:
Switches:
JP1 RX/TX cross or streith connection
This jumpers give possibility to create cross or streight connection betweenn BT module RX/TX line and connection socket on board. (jumpers are set according mark on board).
JP2 RX/TX line voltage correction, and Command set bit
This jumpers (5 of them) give follow functionality (from left to right):
- 1,2 RX/TX line if short direct connection to module line, if not connected implement voltage devider for standrd RS232 line
- 3 GND cross connection
- 4 CMD short CMD line of HC-05 module to high and command mode is enabled according of documentation for BT module
Schematic
