diff options
Diffstat (limited to 'nuttx/configs/samv71-xult/include/board.h')
-rw-r--r-- | nuttx/configs/samv71-xult/include/board.h | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/nuttx/configs/samv71-xult/include/board.h b/nuttx/configs/samv71-xult/include/board.h index 64a07adab..6bcb55252 100644 --- a/nuttx/configs/samv71-xult/include/board.h +++ b/nuttx/configs/samv71-xult/include/board.h @@ -329,7 +329,24 @@ * There are no alternative pin selections for USART1. */ -/* SSC +/* WM8904 Audio Codec + * + * SAMV71 Interface WM8904 Interface + * ---- ------------ ------- ---------------------------------- + * PIO Usage Pin Function + * ---- ------------ ------- ---------------------------------- + * PA3 TWD0 SDA I2C control interface, data line + * PA4 TWCK0 SCLK I2C control interface, clock line + * PA10 RD ADCDAT Digital audio output (microphone) + * PB18 PCK2 MCLK Master clock + * PB0 TF LRCLK Left/right data alignment clock + * PB1 TK BCLK Bit clock, for synchronization + * PD11 GPIO IRQ Audio interrupt + * PD24 RF LRCLK Left/right data alignment clock + * PD26 TD DACDAT Digital audio input (headphone) + * ---- ------------ ------- ---------------------------------- + * + * SSC * * Alternative pin selections are available only for SSC0 TD. * On the SAMV71-XULT board, PD26 supports the I2S TD function |