pico_synth_sandbox Rev2
Raspberry Pi Pico digital synthesizer board with stereo I2S audio (ADC & DAC), stereo omnidirectional MEMS microphones, MIDI i/o, a 16-key capacitive keybed, 1602 display, 2 rotary encoders, and LiPo battery charging and power distribution. Designed for use with CircuitPython and synthio.
The pico_synth_sandbox Rev2 features:
- Raspberry Pi Pico with 256KB RAM and 2MB ROM
- 16-Key Capacitive Touch Keyboard
- I2S Line Level Audio Input and Output
- Stereo MEMS Omni-Directional Microphone Input
- Amplified stereo speakers and headphone output
- 16×2 Character LCD, 2x Rotary Encoders, Input Level and Output Volume
- 3.5mm MIDI Input and Output
- LiPo Battery
pico_synth_sandbox Rev1
Raspberry Pi Pico digital synthesizer board with I2S or PWM audio, a PDM microphone, MIDI i/o, a capacitive keybed, 1602 display, a rotary encoder, and LiPo battery. Designed for use with CircuitPython and synthio.
The pico_synth_sandbox features:
- PCM5102 I2S DAC module compatibility or with populated components
- Optional PWM audio output
- LiPo Battery usb charging and power supply controlled by 3v3_enable
- MIDI input and output via MIDI TRS-A 3.5mm jack (compatible with most adapters)
- Dedicated volume pot with on-board speaker and line output
- 12 capacitive sense touch buttons serving as a single-octave keybed
- Software reset button
- 1602 display and rotary encoder with switch
- Optional PDM Microphone
