Digital Communication | Digital Communication

SPI vs I2C

EmbeddedWala Mar 31, 2024 0 2.4K

SPI (Serial Peripheral Interface) is a full-duplex protocol with separate data, clock, and select lines, offering faster communication at short distances, suitable for high-speed devices like sensors and displays. I2C (Inter-Integrated Circuit), a ha...

RS232 VS RS485

EmbeddedWala Aug 14, 2023 0 2.3K

RS-232 is a widely used serial communication standard for shorter distances, while RS-485 is suitable for longer distances with better noise immunity. RS-232 uses single-ended signalling with a shared ground, while RS-485 uses differential signaling ...

Demystifying Single Wire Interface (SWI): The Advantage...

EmbeddedWala Apr 6, 2023 0 1.9K

The Single Wire Interface (SWI) is a serial communication protocol that enables data transmission through a solitary data line. This technology is frequently implemented in cost-sensitive and low-power applications where wire count and power consumpt...

Introduction to RS232

EmbeddedWala Apr 3, 2023 0 2.1K

RS232 is an interface standard that facilitates the serial transmission of data between various devices. It has been around since the 1960s and is one of the earliest interface standards used in computing. RS232 has found extensive use in connecting ...

Pulse Width Modulation (PWM) : An Introduction and Appl...

EmbeddedWala Apr 2, 2023 0 3.4K

Pulse width modulation (PWM) is an electronics technique that regulates the power output of a circuit by adjusting the width of a pulse signal. This approach involves turning a fixed-frequency electrical signal, often a square wave, on and off at a r...

SPI Protocol

EmbeddedWala Mar 26, 2023 0 4.0K

The Serial Peripheral Interface (SPI) is a synchronous communication protocol utilized for transferring data between peripheral devices and microcontrollers. It is a full-duplex, master-slave protocol, which allows for simultaneous data transmission ...

Getting Started with UART: UART Protocol

EmbeddedWala Mar 22, 2023 0 3.7K

The Universal Asynchronous Receiver/Transmitter (UART) is a widely used communication protocol in embedded systems and microcontrollers that facilitates serial communication between devices, permitting the transfer of data between two or more devices...

Getting Started with I2C: Code Example

EmbeddedWala Mar 21, 2023 0 9.9K

I2C, which stands for Inter-Integrated Circuit, is a well-known communication protocol used to interconnect microcontrollers and other integrated circuits. The master device generates the clock signal and controls the data transfer, while the slave d...

Getting Started with I2C: What is Bus Arbitration

EmbeddedWala Mar 17, 2023 0 12.6K

Inter-Integrated Circuit (I2C) is a prevalent communication protocol that interconnects microcontrollers and other integrated circuits. It is frequently employed in embedded systems to facilitate communication among various components of a system. I2...

Getting Started with I2C: Hardware Connection

EmbeddedWala Mar 14, 2023 0 2.6K

Inter-Integrated Circuit (I2C) is a popular communication protocol that connects microcontrollers and integrated circuits in embedded systems. Hardware components such as resistors and capacitors are used to ensure reliable communication between devi...

Getting Started with I2C: What is Clock Stretching

EmbeddedWala Mar 13, 2023 0 4.6K

I2C clock stretching is a mechanism used in the I2C protocol where a slave device can hold the clock line low to pause communication with the master device. This allows the slave device to process the data it has received before continuing communicat...

I2C Protocol

EmbeddedWala Mar 10, 2023 0 4.5K

Inter-Integrated Circuit (I2C) is a communication protocol commonly used in embedded systems to connect microcontrollers, sensors, and other devices. It simplifies communication between different components on a circuit board and uses a two-wire inte...