diff options
Diffstat (limited to 'nuttx/configs/samv71-xult/README.txt')
| -rw-r--r-- | nuttx/configs/samv71-xult/README.txt | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/nuttx/configs/samv71-xult/README.txt b/nuttx/configs/samv71-xult/README.txt index a6ec3ec1a..d1db40806 100644 --- a/nuttx/configs/samv71-xult/README.txt +++ b/nuttx/configs/samv71-xult/README.txt @@ -18,6 +18,7 @@ Contents - LEDs and Buttons - AT24MAC402 Serial EEPROM - Networking + - Audio Interface - maXTouch Xplained Pro - Debugging - Configurations @@ -694,6 +695,27 @@ additional settings. CONFIG_NSH_NETINIT_RETRYMSEC=2000 : Configure the network monitor as you like CONFIG_NSH_NETINIT_SIGNO=18 +Audio Interface +=============== + +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) + ---- ------------ ------- ---------------------------------- + maXTouch Xplained Pro ===================== |