Audio configuration tutorial

Download audremap18.dtbo to your pi
sudo cp audremap18.dtbo /boot/overlays/
sudo nano /boot/config.txt
Add this code
dtoverlay=audremap18,pins_18_19
(audremap18.dtbo just enable gpio18 as pwm audio pin,
This Above code will not enable gpio19 as pwm audio pin,
gpio19 have configured as key START)

After rebooting , You need enable local audio

sudo raspi-config Select System Options -> Audio -> 'headphone'

Go to retropie menu

Select -> AUDIO -> HEADPHONE

Then reboot again use sudo reboot

Set audio voice max

Press key START enter retropie MAIN MENU

select SOUND SETTING
->SYSTEM VOLUME 100
->AUDI0 DEVICE -> HEADPHONE

->OMX PLAYER AUDIO DEVICE -> LOCAL

Go back press key B，
Then enter SOUND SETTING ->SYSTEM VOLUME again
You will see it is 97 or 77,You need set it 100 again|
After all setting， the VOLUME will became ok

TAG： WiFi6 Development Board wide dynamic range Raspberry Pi 5 Serial UART Bus Servo CF35-12 TTL 35KG.CM Magnetic-Encoder High precision and Large torque ESP32-S3 1.28inch Round LCD SpotPear ADXL354C Dev Board Arduino IR Thermal Imaging Camera ESP32-Hi Mechanical Dog ESP32 C3 Servo AI Voice Chat Development Board Deepseek 1.5inch LCD Omni-Directional Lidar 0.85inch LCD ESP32 Development Board C3 1.28 inch Round Rotary LCD Smart Screen 1.28inch Knob Display 240x240 LVGL for Arduino 7inch Monitor Display Raspberry Pi 5 Cooling Cyberpunk LED Matrix Hourglass Gravity Sensor DIY Countdown Timer Clock STEM Educational Soldering Project for Beginners & Adult Digital Photo RTL8852BE wireless network card Gigabit dual-band WiFi6 wireless module Standard Bluetooth 5.2 SpotPear Raspberry Pi 3 LCD HAT

Raspberry Pi 1.54inch LCD-Retropie-Audio configuration tutorial

Raspberry Pi Game zero 2W/2B/3B+/4B 1.54inch mini LCD