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The Goal here is to Advance the Drop Bear to UNO Q and Duel Teensy

to replace Stanley A Meyer GMS Gas Management Unit and ECU EMS SYSTEM

Daniel's kind-hearted approach and dedication to a cleaner energy future deserve recognition and support.

By supporting his work, you join in the journey toward a sustainable future.

Godspeed, Daniel Donatelli!

# Functional Block Part / Specification Quantity Notes / Comments

1 Microcontroller board Teensy (e.g. Teensy 3.5 / 3.6 / 4.1) 1 Primary controller

2 Power input & regulation Voltage input fuse (e.g. resettable fuse, polyfuse) 1 Protect supply

3 Power input & regulation Reverse polarity protection diode / MOSFET 1 To protect against reverse battery

4 Power input & regulation DC–DC buck regulator (e.g. 12V → 5V / 3.3V) 1 or more Output voltages needed by Teensy and peripherals

5 Power filtering Bulk capacitors (e.g. electrolytic, 100 µF, 35 V) 1–2 Input supply smoothing

6 Power filtering Decoupling capacitors (0.1 µF, 1 µF, 10 µF) Many Close to ICs, regulators, analog in lines

7 Sensor input / analog front end Op-amps or level-shifters (if needed) as needed For sensor signal conditioning

8 Analog inputs Resistors (e.g. voltage dividers, pull-ups/pull-downs) many For sensors (temperature, pressure, etc.)

9 Analog inputs Protection components (e.g. series resistor + TVS diode) many Protect ADC pins from spikes

10 Digital / logic I/O Level-shifting or buffering (e.g. comparators, transistor drivers) as needed For cam/crank input, hall sensors, etc.

11 Ignition / injector drivers MOSFETs or IGBT driver circuits one per driver channel For switching ignition coils or injectors

12 Gate driver / driver ICs Gate driver ICs (if needed) per channel Depending on switching design

13 Flyback / clamping Diodes (fast recovery, Schottky, flyback diodes) per inductive load To protect from inductive kick

14 Protection TVS diodes / transient suppressors on power rails, I/O Surge protection

15 Connectors ECU harness connectors (e.g. waterproof automotive connectors) as needed Input/output wiring harness 1

6 PCB / mechanical PCB (manufactured) 1 Double-sided or multi-layer

17 Mounting hardware Standoffs, screws, nuts appropriate count To mount in enclosure

18 Miscellaneous Jumpers, headers, test points as needed For programming, debugging

19 Optional LED indicators, status LEDs one or more Power / status signaling

20 Optional Reset / pushbutton 1 Manual reset or bootloader entry