EM6Q340B(BTM340) Bluetooth 5.0 Stereo Module APTX-HD I2S TWS CVC

BTM334 Bluetooth audio module，with QCC3034芯片，built in 32M FLASH。

Warm Reminder：

1. The datasheet and schematic diagram can be offered.

2. The actual pin corresponding to the PIO port needs to check the datasheet by yourself!

Module manual download:

Developing burning tools1: Trbi200 Bluetooth burner development tool

Developing burning tools2: Qualcomm original DK-TRBI200-CE684-1-ND Bluetooth development tool

Qualcomm bluetooth audio module selection table：

Part Number	Chip type	BT Ver	Stereo	aptX	aptX-HD	ANC	TWS	TWM	CVC	I2S	SPDIF	ANT

EM6C835A	CSR8635	4.1	√	X	X	X	X	X	X	X	X	√
EM6C835B	CSR8635	4.1	√	X	X	X	X	X	X	X	X	X
EM6C625A	CSRA64215	4.2	√	√	X	X	√	X	X	√	X	√
EM6C625B	CSRA64215	4.2	√	√	X	X	√	X	X	√	X	X
EM6C870B	CSR8670	5.0	√	√	X	X	√	X	*	√	√	X
EM6C875B	CSR8675	5.0	√	√	*	X	√	X	*	√	√	X
EM6Q303A	QCC3003	5.0	√	X	X	X	X	X	√	√	X	√
EM6Q308A	QCC3008	5.0	√	√	X	X	√	X	√	√	X	√
EM6Q308B	QCC3008	5.0	√	√	X	X	√	X	√	√	X	X
EM6Q320B	QCC3020	5.0	X	X	X	X	√	X	√	√	X	X
EM6Q321B	QCC3021	5.0	√	X	X	X	√	X	√	√	√	X
EM6Q334B	QCC3034	5.0	√	√	√	X	X	X	√	√	X	X
EM6Q340B	QCC3040	5.0	X	√	√	√	X	√	√	√	X	X
EM6Q525B	QCC5125	5.0	√	*	*	*	√	X	*	√	√	X
EM6Q526B	QCC5126	5.0	√	*	*	*	√	X	*	√	√	X
EM6Q544B	QCC5144	5.0	√	*	*	*	X	√	*	√	√	X

Data Direction
Chip type		The main control chip model of the module
BT Ver		Bluetooth version
Stereo		"√" support Bluetooth Stereo "X" Support Bluetooth mono
aptX		Improve sound quality, reduce delay, support 16bit / 48K audio (Note: SBC is 16bit / 44.1k)
aptX-HD		Improve sound quality, reduce delay, support 24bit / 48K audio
ANC		Active noise reduction, specific effects need to be coordinated with reasonable structure adjustment, default firmware does not open this function, can be customized development
TWS		True wireless stereo ,phone can connect two wireless earphone at the same，This function is not enabled by default firmware and can be customized
TWM		True wireless mirroring TWS upgrated version，More intelligent master-slave switch, default firmware does not enable this function, can be customized development
CVC		Call echo cancellation algorithm, the specific effect needs to cooperate with reasonable structure adjustment, default firmware does not enable this function, can be customized development.
I2S		I2S Digital audio output
SPDIF		SPDIF Digital audio output
ANT		PCB antenna
Mark		"*"it means that need license

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