#decoupling #capacitor #elapsedmicros #timer 3.3v 12vleds teensy 3.2 24bit adc ads8556 am demodulation audio audio_block_samples battery ble canbus canbus vusb shottkey communication custom adapter board dac dma error esp32 external power faust granular ground isolation hardware counter i2c sensor i2s imu latency led animation raspberry mic input micromod midi modbus mouse usb multiplexed keys native ethernet parallel pcb design rawhid reverb rs485 sampling rate teensy sdr radio secure lockable serial serial monitor slow rise times scl solved ssb stacking headers static synth synthesizer teensy teensy 4 teensy 4.0 teensy4.0 bldc bemf teensy 4.1 teensy arduino nano can teensy no more teensy_opt_fastest_lto touchscreen tube amps uart usb-host usb host usb serial v_usb well done.