Pseudo-Medical Monitor Device Design

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Revision as of 21:07, 9 December 2021 by Unknown user (talk) (→Ports Layer)
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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

Components

General Components
Device Name Use

Arduino DUE Prototyping Shield

Base PCB for layer

* 160x128 LCD TFT SPI 1.8" Module with SD Socket Generic Clone (alternative: Heyaodz111208)
Headers Divided into various length for mounting sensors and other devices

Sensors

Sensors
Device Name Description Interface
AMG8833 Thermal Imager Sensor (TinyCircuits) 8x8 thermal image sensor I2C Address 0x69
Capacitive Touch Fingerprint Scanner (DFROBOT) ID809 high-performance processor and semiconductor fingerprint sensor Serial UART
MAX30102 Pulse and O2 Saturation Sensor (MH-ET Live) IR and Visible Pulse and O2 Saturation Measurement I2C Address 0x57
MLX90614 Contactless Temperature Sensor Field and object temperature sensor I2C Address 0x5A
VL53L0X TOF Laser Distance Sensor (Onyehn) IR Laser time of flight distance sensor I2C Address 0x29

Shield Wiring
Pin Mapping
Due Pin Function MLX90614 AMG8833 VL53L0X MAX30102 FP Scan TFT SD Socket Control Panel Analog Test Socket
2 Interrupt INT
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 SDA
21 SCL SCL SCL SCL SCL SCL
A0 Signal
SPI MISO SD_MISO
SPI MOSI SDA SD_MOSI
SPI SCK SCK SD_SCK

Assembly

Control Panel

Components

Control Panel Part
Device Name Use
RadioShack PCB 276-150 Control Panel PCB
Header Pins (various colors) Connector to Main Sensor Layer and configuration jumpers
Jumper/Short Configure Control Panel I2C Address
PCF8574 Remote 8-Bit I/O Expander Monitor Rotary Encoders and Set LED Condition
LEDs Provide visual ques to user
Rotary Encoder User interface device
Mounting Brackets Control Panel mounting brackets to Main Sensor Layer

Control Panel Wiring

Device Schematic
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

Assembly

Audio Layer

Components

General Components
Device Name Use

Arduino DUE Prototyping Shield

Base PCB for layer

Breakout Board for VS1103 MIDI Decoder Provide audio to user
Stereo Phono Jack Audio output

Shield Wiring
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

Assembly

Ports Layer

Components

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
BioAmp EXG Pill Modification for EEG
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

Units

Breakdowns

ATTiny85 Token

External EKG-Respiration Unit

BioApm EXG Pill 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
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