QCC5125 Bluetooth5.1 Audio Module for Analog

Bluetooth module model

BLM-BTM525

Bluetooth version

Bluetooth V5.1

Chipset

QCC5125 BGA

Service voltage

2.8~4.2V

Bluetooth protocol

A2DP v1.3.1, AVRCP v1.6, HFP v1.7, HSP v1.2, MAP v1.1, PBAP v1.1.1, DID v1.1

Interface

PIO, SPI, AIO, UART, USB, PCM, I2S, SPDIF, SPK(L/R)

Storage Temperature

-40ºCto+80ºC

Support system

Android, IOS and windows

Audio decoding output

SBC, AAC, aptX, aptX HD,

Module size

15*22*2.5mm

1.Default Firmware

supports SBC, AAC, aptX, aptx HD decoding, support Analog and I2S audio.

2. Key Description:

SYS_ CTRL

power on at high level, power off at low level, and enter pairing mode automatically when starting

PIO2

short press play pause, long press for 3 seconds to enter pairing, and long press for 5 seconds to clear pairing record.

PIO3

short press: Pervious

long press: VOL-

PIO4

short press: Next

long press: VOL+

PIO5

Connected: high level

Disconnected: low level

PIO19

audio output: high level

no audio: low level

PIO20

SPDIF output port

3. LED Introduction

BT Disconnected

LED0 LED1 alternate flash

BT Connected

LED1 is always on