# Pi Multi-FX Pedal — Focusrite 4CM Test Config # 4-Cable Method stereo mode: 2 in, 2 out # Guitar → Input 1, Amp Send → Input 2 # Output 1 → Amp Input (Send), Output 2 → Amp Return (Output) audio: mode: stereo_4cm hat_type: focusrite input_device: "hw:1,0" output_device: "hw:1,0" jack_enabled: true auto_connect: true profile: standard midi: uart_port: "/dev/ttyAMA0" usb: true footswitch: layout: - {gpio_pin: 17, action_default: preset_up, action_long_press: tap_tempo} - {gpio_pin: 27, action_default: preset_down, action_long_press: tuner} - {gpio_pin: 22, action_default: bypass, action_long_press: snapshot_save} - {gpio_pin: 23, action_default: bank_up, action_long_press: bank_down} leds: driver: mock num_leds: 4 pin: "D18" brightness: 0.5 display: i2c_bus: 1 i2c_addr: 0x3C presets: dir: "~/.pedal/presets" install_factory: true