Pseudo-Medical Monitor EKG External Unit Design

UNIT
Device	Interactions	Port Description	Connection Diagram
EKG-Respiration Unit	EKG Breathing Sensor Breathing Sensor Sensitivity Adjustment Pacing LED	Pin Mapping Line # Device Signal Function 1 3.3V Power 2 GND Power 3 NeoPixel Controller I2C-SDA 4 NeoPixel Controller I2C-SCL 5 Respiration Detection Analog 6 Respiration Detection Adjust Analog 7 N/C Analog 8 Heart Beat Signal Analog

This Amazing, Affordable, Earth Changing Device, for which no endorsement is to be inferred, is designed against advice of counsel.

Hand-Held Grip and Reflex External Unit

Components and Materials

Items
Device	Use
Signal Amplifier and Adjust	Amplifies and sets threshold for Breathing Sensor Type A
ATTiny85 Neopixel Token	Provides pacing LED and Unit identification to Main Device
RJ45 Port	Provides connectivity to Main Unit
	Medical Leads EKG Leads
Cabling	Electrical wiring and as inner telescoping tube in chest band assembly
Flexible Tubing	Chest band assembly as exterior telescoping tube to set tightness for breathing sensor

Sensors

Sensors
Device	Description	Interface
Breathing Sensor Type A	Detect breathing thru compression of sensor between chest and an encircling band	Analog Voltage Output
EKG Monitor	EKG based on BioAmp EXG Pill Excellent Hackaday.io Project by Deepak Khatri	Analog Voltage Output

Sub-Assemblies

Breathing Sensor Type A

Sub-Assembly	Elements
Breathing Sensor Type A	Craddle	Renders Two Compression Brackets IR Pulse Sensor used as Distance Compression Sensor Inside BLUE - Compression Sensor Orientation Stabilizer YELLOW - Compression Sensor Bracket Oriented as Lower GREEN - Compression Sensor Bracket Oriented as Upper CYAN - Telescoping Tube Cradle RED - Rubber Band (Provides Flexing of Compression Sensor Brackets) VIOLET - Fastner (Holds Exterior Telescoping Tube Secure and Allows Inner Tube to Move) SEMI-TRANSPARENT GREEN - Outer Telescoping Tube (Inner Telescoping Tube visible)
	Compression Bracket
	Orientation and Stabilizing Base
	IR Pulse Sensor

EKG Monitor

Sub-Assembly	Elements
EKG Monitor	BioAmp EXG Pill based EEG Sensor	Renders

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Pseudo-Medical Monitor