Peripheral Drivers

482 articles · Page 48 of 49

Articles

Switches and keypads

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…

Switches and keypads

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…

SPI

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…

PWM

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…

GPIO

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…

UART

Introduction to UART

Computers transfer data in two ways: parallel and serial. In parallel data transfers, often eight or more lines (wire conductors) are used to transfer…

SysTick

Understanding the Systick Timer

The System tick timer is present in all arm cortex-m microcontrollers. Irrespective of whether it is STM32,LPC, Tiva C etc. The System tick timer…