Working with Ultrasonic Sensor and STM32
This guide shows how to use the HC-SR04 Ultrasonic Sensor with the STM32F411 Nucleo-64 board using only registers level with GPIO polling mode. The…
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Working with Character LCDs
Character display LCD ares used in so many products we used daily. We can find them in Espresso machines, 3D printers, microwaves and printers…
Normal Close Switches
Normal-Close basically means in the normal state of the switch i.e non-pressed state, the switch is a closed circuit.The circuit breaks when the switch…
Normal Open Switches
Normal Open Switches Normal – Open switches is the name given to the switches we are very much used to. The switches that turn…
Working with Universal Asynchronous Receiver/ Transmitter (UART)
To transfer data, computers adopt two method: serial and parallel. In serial communication data is sent a bit at a time (1 line)while in…
Working with SPI
The Serial Peripheral Interface (SPI) is a bus interface found in many devices such as DAC,ADC, EEPROM etc. SPI devices typically use two pin…
Working with Pulse-Width Modulation (PWM)
PWM operates by creating a digital output wave of a fixed frequency while allowing varying duty cycle. This gives the microcontroller the capability to…
Interfacing TCRT5000 IR Emitter/Detector Pair to TM4C123
The TCRT500 module is a reflective sensor module. It is made up of a phototransistor coupled with an infrared LED. It’s working principle is…
Basic Derivatives
In this lesson we are going to give a short revision of calculus. This will help to be able to picture backpropagation and gradient…
Understanding GPIOs
As you may know memory holds code and data for the CPU to process ,and the I/ O ports are used by the CPU…