[size=4]Since we need to communicate with Sensortag, we naturally need to use a USB dongle. [/size] [size=4] [/size] [size=4]This time, we designed a PC-side host program to communicate with Sensortag...
Dear experts, I am going to make a PCB board recently, BGA package, 5*5mm, ball center spacing 0.5mm, the pad diameter in the package file is 11mil, I need to use some pads as shown in red, can I dire...
This is a subroutine for a matrix keyboard I wrote, and I don't know where I went wrong.
Please help me.
void keyscan() { uchar h,l,temp; DDRD=0xf0; PORTD=0x0f; h=PIND0x0f;//rowif (h!=0x0f) { delay(10...
As an asynchronous dual-port SRAM, we take Cypress's [url=http://www.weeqoo.com/icstock/Detail-CY7C019.html]CY7C019[/url] as an example. The internal block diagram of [url=http://www.weeqoo.com/icstoc...
PIC Timer Usage
Using the timer gate timing mode1Configure the timer bit gate mode
2 Set interrupt priority, enable interrupt, andclear flag bit3. When the timer uses the peripheral pin, configure the...
Today's computer peripherals are pursuing high speed and high versatility. In order to meet user needs, seven companies led by Intel launched the USB (Universal Serial Bus) bus protocol in 1994, wh...[Details]
The solidification and modularization of intelligent video analysis algorithms are the current trends in the application of intelligent video analysis technology. It perfectly combines intelligent ...[Details]
A multi-point temperature control heating control system was designed using the SST89E564RC single-chip microcomputer and a new temperature measuring device. The heating system can be controlled in...[Details]
my country is a big country in agriculture, grain production and consumption. Grains are a necessary condition for our nation to survive and develop. The flour processing industry will exist forever w...[Details]
The automotive lighting and signal control system is responsible for controlling the vehicle's lighting, signal lights, electric horns, reversing and brake buzzers. Traditional automotive lighting...[Details]
The typical fault troubleshooting listed below is for reference of maintenance personnel.
When the computer is turned on, the indicator light is off and there is no screen display
Mainte...[Details]
This paper designs a 16x16LED Chinese character display bar based on single-chip dynamic scanning control, briefly analyzes the principle of Chinese character display, and studies how the LED displ...[Details]
The TPS92210 is a single-stage LED lighting pulse width modulation (PWM) controller. The TRIAC dimmable solution not only regulates the LED current, but also achieves a power factor close to 1. The...[Details]
1. Overview
At present, an information revolution is in the ascendant around the world, led by microelectronics, computers and communication technologies, and centered on information technolog...[Details]
1 Introduction
With the improvement of people's quality of life, lamps are no longer just basic indoor lighting tools, but also a kind of practical art for architectural decoration. When ther...[Details]
Overview
By transmitting ultrasonic energy into the human body and receiving and processing the returning reflected signals, phased array ultrasound systems can generate images of organs and s...[Details]
1 What is an LED floodlight?
LED downlights are also called spotlights, projection lamps, and spotlights. They are mainly used for architectural decorative lighting and commercial space lighti...[Details]
Car lights, whether headlights, fog lights or tail lights, play an important role in driving safety. However, the material of the car lights determines that the probability of damage in a collision...[Details]
Current sensing in automotive applications includes controlling the current through solenoids and injectors. For example, during diesel injection, we rapidly increase the current to the induction i...[Details]
The 8051 microcontroller is the most common microcontroller we have. I have been using 8051 for a long time and have also taught microcontroller courses for a period of time. Here I would like to s...[Details]