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iomixer tests playlist:    • iomixer tests  
MIDI in/out demo:    • iomixer MIDI in, MIDI out  

0:00 Intro
1:42 Digital input/output
3:02 Analog input, servo output
4:09 Servo PWM vs duty cycle PWM
7:24 Addressable RGB LEDs
10:24 Rotary encoder
11:49 Mini displays
13:50 IMU (accelerometer, gyro)
16:04 Barometer
18:00 Compass/magnetometer
20:08 Load cell
22:43 PPM output
24:20 PPM input
25:48 Serial input (ibus, sbus)
31:44 PWM input
32:56 nRF24 transceivers
36:17 GPS
40:00 Serial bus servos
43:44 MIDI input
46:36 Logging
50:12 Gamepad emulation
52:43 GCode style interaction
55:10 Outro