Tool Part for BTM331 QCC3031 Module APTX-HD APTX I2S IIS SPDIF - (Color: Analog Output)

Description

• Model number just for reference only, Please check item appearance and your original part carefuly.
• We will not responsible if you do not compare the part with your original part before buying.

Item Description:
Module model: SJR-BTM331
chip: QCC3031, the module has built-in 32M SPI FLASH
version: 5.1
Module size: 13mm x 18mm x 2.5mm
Supply voltage: 3.0-4.3v
Default firmware:
1. Support sbc, aac, aptx, aptx-HD decoding, no call function, optional I2S, analog output
2. Button description:
SYS_CTRL: high-level power on, low-level power off, automatically enter pairing mode after booting
PIO2: Short press to pause, long press for 3 seconds to enter pairing, long press for 5 seconds to clear the pairing record
PIO3: short press the previous song, long press the volume down
PIO4: short press a song, long press volume up
PIO5: conted to high level, not conted to low level
PIO19: there is audio output high level, no audio low level
PIO20: SPDIF output port
3. Indicator light description:
is not conted: LED0 and LED1 flash alternately and quickly
is conted: LED1 is always on
audio playback: LED1 is always on
Note: The four wires of the module must be conted to use the usb sound card, USBDP, USBDN, VCHG, GND

Item Specification:

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