I'm an R&D engeneer at a small company close to London, I'm not allowed to tell what I design at work but here are some personal projects what I made in my free time.
CO2 CO O2 Monitor
PIC16F1939 microchip controlled air quality monitor.
Intelligent Rain Sensor
PIC16F882 microchip
and gold plated surface
Input Selector
PIC16F628 microchip
4 input , 1 output.
Oven Alarm
PIC12F1840 microchip
LM358 and TDA7052
Fart Sensor
PIC18F2620 microchip
I2C OLED display
Methane sensor
RPM Meter
PIC16F882 microchip
Bluetooth
Android app
Sprint Speed Meter
PIC16F882
microchip
7 segments display
Infra sensors
Barcode scanner
Arduino uno
Wireless barcode scanner
1602 LCD
Lift Controller
Arduino Mega 2560
3.95" TFT with resistive touch panel
CO2 Module Calibration Panel
Atmega1284, PIC16F882
7" TFT with touch
Bluetooth and Visual Basic app
Wireless Air Quality Meter
Esp8266
MH-Z14
PM2.5
DHT-22
NFC Lock
Arduino nano
NFC module
Wireless Current Meter
Arduino nano
Current transformer
433MHz wireless module
Receiver
Geiger Müller Counter
ESP8266
SBM-20 tube
OLED TFT
Eeprom Reader
Arduino nano
Smart Screen
FT-810
2.8" or 3.5" TFT
Wireless Motion Detectors
Esp8266
Motion detector
Internet Radio
ESP32
My Smart Screen
Speakers
Amplifier
Smart Car Cigar Lighter Switch
Atmega328
Relay
Dancing LED Light
Arduino nano
WS2813
Microphone
Bluetooth
ADC to Modbus RTU converter
PIC16F15245
0-10V input
Dip switch Slave ID selection 1-256
Dip switch Baud rate selection 9600, 19200, 57600, 115200
Levitating Water Droplet
ESP32
IRFZ44N MOSFET
12v Water Pump, 12v Solenoid Valve, 12v LED Strip
MIT app Bluetooth remote
