Data Sheet

WM8960 Audio Board

You can use Joystick to control the play: Press to pause/play, left (C) to previous

and right (B) to next.

Example 3: Record WAV files to SD card

1. Hardware connection

Board: Open746I-C

Modules required: Micro SD Storage Board, SD card, WM8960 Audio Board

You should insert SD card to Micro SD Storage Board, then connect the SD board

to SDIO interface of Open746I-C. Finally insert Audio board to SAI interface of

Open429.

Open746I-C

VCC

3.3V

GND

SDA

I2C1_SDA (PB9)

SCL

I2C1_SCL (PB8)

CLK

SAI1_SCK_A (PE5)

SAI1_FS_A (PE4）

RXSDA

SAI1_SD_A (PE6)

RXMCLK

SAI1_MCLK_A (PE2)

Note: Pins which doesn’t listed on table are not connected