NBL1057-dat

Jumper pin setup

  • Default setup for BC-04B
Jumper BC-04B EC-04B HC-05 HC-06
JP1 BC BC HC HC
JP2 - - state or status * state or status *
JP3 BC BC HC HC
JP4 hardware Master or slave hardware Master or slave - -
JP5 hardware or software mode hardware or software mode - -
  • JP1 ~ JP3: core module type setup
  • JP5 = HA + JP4 = MA: set module by hardware to master
  • JP5 = HA + JP4 = SL: set module by hardware to slave
  • JP5 = SO + JP4 = any: set module by software
  • state or status: pair state or AT commands status

Base Board Pin Definitions

from left to right from front side

  • GND
  • +5V
  • 3V3
  • TXD
  • RXD
  • Clear - clear the pairing status

SCH

Version New 2

  • add extra two functions pad pins

Wiring

  • Board RXD -> target RXD, board TXD -> target TXD

Mode

  • Be aware default setting of the product is slave mode, communication only available between master and slave mode, but not master and master, or slave and slave mode.

ref

for old version, and basic schematic please read at NBL1057-0-dat

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