SysTick Timer : Blinking an LED without a delay
In previous two guides (Understanding GPIOs and Understanding the Systick Timer) we explained how to use GPIOs in both input mode and output mode…
Register-level programming
Direct peripheral-register programming; not inferred just from register descriptions.
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Articles
Working with ADC and STM32 part3: Single Channel Continuous Conversion with Interrupt
In previous two guides (part one and part 2) we looked at the ADC conversion using two methods, first one was single conversion and…
Working with ADC and STM32 part2: Single Channel Continuous Conversion
In the part 1 of working with ADC and STM32 (link), we talked about the ADC and how it does work, configure it to…
Working with ADC and STM32 part1: Single Channel Single Conversion
In this guide, we shall learn how to use the ADC of the STM32 for single channel Single Conversion mode using only registers. The…
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…
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…