For those who want to make a multimeter,the circuit diagram is as follows:The microcontroller source program is as follows:/*
* Simple low power multimeter
*/
#include msp430g2553.h
#include "LCD12864...
#define TYPE_R (0x30000008) Type = *(UCHAR *)(TYPE_R) This is the read operation to access EPLD. The data port width of EPLD is defined as 8 bits. What I don't quite understand is what the syntax of *...
According to the IEEE 521-2002 standard, the X-band refers to the radio wave band with a frequency of 8-12 GHz, which belongs to microwaves in the electromagnetic spectrum. In some cases, the frequenc...
The IPM drive signal was normal, but the output was abnormal. After searching for a long time, I found that the IPM's built-in undervoltage protection was working....
For general chips, if the dot 1 pin is placed correctly, the characters are also correct, but the ST characters are 90 degrees to the right. A friend of mine suffered this loss, I think it should be c...
Emergency hand-held lamps powered by 6V maintenance-free batteries are widely used in rural areas. The charger used is a transformer step-down and single diode half-wave rectifier, and the charging...[Details]
This article discusses how to wake up a touch-sensitive device such as a tablet without touching the device, using basic gesture recognition and novel proximity sensors. The article discusses the p...[Details]
No matter which processor you are learning, the first thing you need to understand is the registers and working mode of the processor.
ARM has 37 registers, including 31 general registers and ...[Details]
introduction
For the voltage regulator modules (VRMs) that power the latest computer central processing units (CPUs), power supply designers have historically used multiphase interleaved b...[Details]
1. Introduction to CIF Board
Fieldbus integration based on PC system
Whether it is a master or a slave, fieldbus has won unanimous praise in the field of PC-based automation. For more...[Details]
In today's body control module (BCM) designs, savvy engineers are moving away from electromechanical relays whenever possible. Their next step is to eliminate fuses. But is eliminating fuses a nece...[Details]
Introduction
In industrial control, speed measurement is often required. Generally, a contact tachometer is used. This tachometer must be placed against the center of the shaft to measure. It...[Details]
1 Embedded Systems
Embedded System refers to a collection of computer hardware and software with specific functions or purposes, which is divided into embedded software system and embe...[Details]
Portable power applications are broad and varied. Products range from wireless sensor nodes with average power consumption of only a few microwatts to in-vehicle medical or data acquisition systems...[Details]
The automotive power electronics market has grown rapidly as comfort and active safety features become more common. As traditional mechanical functions shift to electronic applications, the demand ...[Details]
introduction
Sudan's Muglad Oilfield is a large oilfield jointly invested, developed and constructed by a four-party consortium of China, Malaysia, Canada and Sudan. It consists of 8 satellite...[Details]
TMC428 is a stepper motor motion controller from TRINAMIC. It can reduce the workload of motor control software design and development costs. The 3-axis stepper motor drive control system based on ...[Details]
Today, automakers are integrating more and more complex electronic systems into cars. Allied Business Intelligence predicts that annual sales of the automotive semiconductor market will rise from $...[Details]
The rotor of the brushless DC motor used in electric bicycles is composed of 30 to 40 pieces of NdFeB magnets. Since the surface magnetic field strength of NdFeB magnets exceeds 500mT, the position se...[Details]
In the 1980s, breakthroughs were made in the design and production of small, low-power quartz metal halide lamps with precise dimensions. At the same time, with the acceleration of people's lives a...[Details]