ACM BC04 BLUETOOTH ADAPTER BOARD Discount

It is the bottom board of BC04-BK, support most common type bluetooth core board: BC04-B, EC04-B, do not fully support HC05/HC06.

• Maxium input voltage 7V, LDO XC6206
• Output pins: Key, TXD, RXD, 3V3, 5-7V, GND.
• Key is designed for BC04 to clear the pairing status, can connect to a push key.
• R2 version add software and hardware master/slave mode select, default is software on. To use hardware select, need cut off connection on software ON with middle pin first.

Note:

• You can just solder the pins which you need, the rest can be left.
• Each purchase is for one piece of the breakout board.