Pseudo-Medical Monitor Device Design

Design

Pseudo-Medical Monitor

This Amazing, Affordable, Earth Changing Device, for which no endorsement is to be inferred, is designed as a collection of layers.

Main Unit Sensor Layer

Parts

MAIN DEVICE PARTS
Device	Name
	* Arduino Due Generic Clone (alternative: ITEADUINO DUE)
	* MLX90614 Contactless Temperature Sensor Generic Clone (alternative: )
	* AMG8833 Thermal Imager Sensor Generic Clone (alternative: TinyCircuits)
	* VL53L0X TOF Laser Distance Sensor Generic Clone (alternative: Onyehn)
	* MAX30102 Pulse and O2 Saturation Sensor Generic Clone (alternative: MH-ET Live)
	* Capacitive Touch Fingerprint Scanner Generic Clone (alternative: DFROBOT)
	* 160x128 LCD TFT SPI 1.8" Module with SD Socket Generic Clone (alternative: Heyaodz111208)
	* VS1103 Audio Module (old module finally put to use)
	* RJ45 Connection Boxes
	PCB Radio Shack 276-150	PCB

Processor Layer

• Layers
  • Main Unit Sensor Layer
  • Audio Layer
  • Port Unit Layer
  • Processor Layer

The device is flanked by two sets of two RJ45 Socket Units. A Controls Unit is placed at one end.

Parts List

Electronics

MAIN DEVICE PARTS
Device	Name
	* Arduino Due Generic Clone (alternative: ITEADUINO DUE)		* MLX90614 Contactless Temperature Sensor Generic Clone (alternative: )
	* AMG8833 Thermal Imager Sensor Generic Clone (alternative: TinyCircuits)		* VL53L0X TOF Laser Distance Sensor Generic Clone (alternative: Onyehn)
	* MAX30102 Pulse and O2 Saturation Sensor Generic Clone (alternative: MH-ET Live)		* Capacitive Touch Fingerprint Scanner Generic Clone (alternative: DFROBOT)
	* 160x128 LCD TFT SPI 1.8" Module with SD Socket Generic Clone (alternative: Heyaodz111208)
			* VS1103 Audio Module (old module finally put to use)

COMMON PARTS
Device	Name
	* RJ45 Connection Boxes

ATTINY85 TOKEN/NEOPIXEL CONTROLLER/TONE CONTROLLER PARTS
Device	Name
	* ATTiny85		* Tactile Momentary Switch
	* Enclosure Parts

EXTERNAL UNIT PARTS
Device	Name
	* TMP36 Temperature Sensor		* IR Pulse Sensor with incorrect Labelling (Qty. 2)

3D Print Elements

Pseudo Medical Monitor Device 3D Print

Shield Levels And Panels

SHIELDS
Shield	Name	Pinouts
	* Arduino Mega Prototype Shield Generic Clone (alternative: KEYESTUDIO) (Analog Testing connector added after photo)	Pin Mapping Due Pin Function MLX90614 AMG8833 VL53L0X MAX30102 FP Scan TFT SD Socket Analog Test Socket 3 Interrupt IRQ 4 Interrupt INT 5 Interrupt INT 6 Digital I/O GPIO1 7 Digital I/O XSHUT 8 Digital I/O SD_CS 9 Digital I/O RST 10 Digital I/O CS 11 Digital I/O AO 18 TX_1 RX 19 RX_1 TX 20 SDA SDA SDA SDA SDA 21 SCL SCL SCL SCL SCL A0 Signal SPI MISO SD_MISO SPI MOSI SDA SD_MOSI SPI SCK SCK SD_SCK
	* Audio Shield with VS1103	Pin Mapping Device SIGNAL DUE Pin Function VS1103 Vin 3.3V Power VS1103 GND GND Power VS1103 TX 17 RX-Serial2 VS1103 RX 16 TX-Serial2 VS1103 GPIO0 30 GPIO VS1103 GPIO1 32 GPIO VS1103 RST 28 GPIO VS1103 DREQ 24 GPIO VS1103 BSYNC 26 GPIO VS1103 CS 22 GPIO VS1103 SO SPI-HDR MISO VS1103 SI SPI-HDR MOSI VS1103 SCLK SPI-HDR SCK
	* Ports Shield	Pin Mapping Port # Line # DUE Pin Function Port # Line # DUE Pin Function Port # Line # DUE Pin Function Port # Line # DUE Pin Function 0 1 3.3V Power 1 1 3.3V Power 2 1 3.3V Power 3 1 3.3V Power 0 2 GND Power 1 2 GND Power 2 2 GND Power 3 2 GND Power 0 3 70 I2C-SDA 1 3 70 I2C-SDA 2 3 70 I2C-SDA 3 3 70 I2C-SDA 0 4 71 I2C-SCL 1 4 71 I2C-SCL 2 4 71 I2C-SCL 3 4 71 I2C-SCL 0 5 53 GPIO0 1 5 27 GPIO0 2 5 A10/64 Analog0 3 5 A5/59 Analog0 0 6 51 GPIO1 1 6 29 GPIO1 2 6 A9/63 Analog1 3 6 A4/58 Analog1 0 7 49 GPIO2 1 7 31 GPIO2 2 7 A8/62 Analog2 3 7 A3/57 Analog2 0 8 A11/65 Analog0 1 8 A6/60 Analog0 2 8 A7/61 Analog3 3 8 A2/56 Analog3
	* Control Panel	Pin Mapping Device SIGNAL DUE Pin Function Controls Vin 3.3V Power Controls SDA 20 SDA-I2C Controls SCL 21 SCL-I2C Controls INT 2 GPIO Controls GND GND Power

Assemblies

ASSEMBLIES
Assembly	Name	Notes	Schematics
	Control Panel	PCA8574 I/O Expander Dual rotary Encoders Two LEDs
	Hand Held Unit PCB	MPU6050 Vibrating Motor Circuit
	BioAmp EXG Pill	Excellent Hackaday.io Project by Deepak Khatri
	BioAmp EXG Pill Modification for EEG	Excellent Hackaday.io Project by Deepak Khatri
	Breathing Detector Signal Amplifier	Basic Op-Amp
	GSR	TL074 Op-Amp PCB acts as central wiring hub for External Unit
	NeoPixel I2C Controller	ATTINY85 TinyWireS Library Single NeoPixel Local Reset Button
	Tone I2C Controller	ATTINY85 (Specific Core Selection Needed) TinyWireS Library Single Piezo Speaker Local Reset Button
	Eye Tracking Goggles	Three IR Reflectance Sensors BNO055 IMU Semi-Reflective IR Reduction Filter Under Review Due To Blindness Hazard
	ATTiny85 Token Box	ATTiny85 Token Reset Switch PCB Box/Case	x200xp

Breakdowns

ATTiny85 Token

External EKG-Respiration Unit

EKG Circuit

NeoPixel I2C Controller

Respiration Detection Sensor Assembly Render Respiration Detector Signal Conditioner

Assembly without Harness Respiration Detection Sensor Assembly Attached to Harness

External Hand Held Unit

External Poly-Liar Unit

Respiration Detection Sensor Rendered Model Respiration Detection Sensor Attached to Harness

GSR Circuit Tone I2C Controller

Pulse Sensor TMP36 Temperature Sensor

GSR Finger Contacts

Goggles Simple Unit

Basic Driver Board Boxed

MPU Replaced with IMU Prototype for Testing

External EEG Simple Unit

Under Construction

Connections

Arduino DUE Pin Usage Baseline 1

Code (Updated 11/16/2021)

Special Libraries

#include <Adafruit_GFX.h>

#include <Adafruit_ST7735.h>

#include <Adafruit_VL53L0X.h>

#include <Adafruit_AMG88xx.h>

#include <MAX30105.h>

#include <SparkFunMLX90614.h>

#include <DFRobot_ID809.h>

#include "bmpHeader.h"

#include <SD.h>

#include <Adafruit_MPU6050.h>

#include <Adafruit_Sensor.h>

#include <pu2clr_pcf8574.h>

Library Modification

// In this Library : #include <SparkFunMLX90614.h> 
//Change the following line in the bool IRTherm::I2CReadWord(byte reg, int16_t * dest) routine.
//
//  I2C processing change needed for Arduino Due implementation
//
// Comment Out Line Below
//	_i2cPort->requestFrom(_deviceAddress, (uint8_t) 3, (uint8_t) true); 

// Add Line Below
      _i2cPort->requestFrom(_deviceAddress, (uint8_t) 3, (uint32_t)reg, (uint8_t)1, (uint8_t)true);

Code Listing

Pseudo-Medical Monitor Code

Main Pseudo-Medical Monitor Page

Pseudo-Medical Monitor