User Input Panel Design

Main Functions

Input Pins

  1. Power on/off
  2. Flow rate +/-
  3. Temp +/-
  4. O2 +/-
  5. Alarm override

Output Pins

  1. Power on/off -> Main Controller
  2. Flow rate +/- -> Main Controller
  3. Temp +/- -> Main Controller
  4. O2 +/- -> Main Controller
  5. Alarm override -> Alarm Watchdog