Why does LCD1602 need to write instructions first and then write data? What is the difference between the two?
There are relevant codes
void write_com(uchar com) { lcdrs=0; P0=com; delay(5); lcden=1; ...
In the era when WIN98 dominated, every time you used a USB flash drive to copy data, you first had to install the driver or universal driver provided by the USB flash drive manufacturer, and then the ...
Live Topic
IoT Display Solutions Using DLP Pico Projection Technology
Live broadcast time
June 22, 2022 (Wednesday) 10:00-11:30 am
Live AgendaIntroduction to DLP technologyDLP pico projection technolo...
Radio Frequency Identification (RFID) technology is a contactless automatic identification technology that uses radio frequency signals to read and write relevant data from target objects to achiev...[Details]
As the whole equipment is constantly miniaturized and power-saving, low-power-consumption low-dropout linear regulators (LDO) are becoming the mainstream of the linear regulator market for switching p...[Details]
As FPGAs incorporate more and more capabilities, the need for effective debugging tools will become more critical. Careful planning for internal visibility will enable teams to adopt the right debuggi...[Details]
This summary will introduce the transmitter characteristic test of TD terminal products - uplink power control. According to the 3GPP TS34.122 standard, UE uplink power control is divided into uplink ...[Details]
System Introduction
EraSoC-1000 series chips are high-performance SoCs (System on Chips) based on the Loongson core. With their powerful CPU processing capabilities, 64-bit floating-point ...[Details]
Today, various applications such as consumption, computers, industry and instruments urgently need compact and effective power solutions, while also meeting the requirements of efficiency, fast tra...[Details]
Introduction With the continuous development of economy, people's demand for automobiles is increasing day by day. Correspondingly, automobile consumer groups are becoming more and more mature. It...[Details]
In order to ensure the reliability of the driving assistance system and the basic functions of the car, and also to leave suitable connection interfaces for the car's future new entertainment and ...[Details]
In recent years, the development of automotive electronic technology has significantly improved vehicle safety performance. One of the technologies that is expected to be widely used is the tire p...[Details]
1 Introduction
Many test systems require real-time data acquisition while continuously moving. If the test process is discontinuous, or the test position is in front and the acquisition is...[Details]
With advantages such as energy saving, long service life and rich color combinations, LED has become one of the fastest growing semiconductor fields, with a compound annual growth rate (CAGR) of up...[Details]
With the development of LED technology, the application of LED has expanded from the traditional low-power portable product backlight to medium- and high-power indoor lighting, outdoor lighting, an...[Details]
0 Introduction
μClinux is an operating system for embedded control. It inherits most of the features of the Linux kernel and is designed for embedded microprocessors without a memory manag...[Details]
1 Introduction
In the adaptive predistortion amplifier based on the lookup table, the least mean square LMS (1east-mean-square) algorithm widely adopts the viewpoints proposed in the liter...[Details]
Body Control Module Design Requirements and ON Semiconductor Solutions
As people's demands for car controllability and comfort continue to increase, more and more electronic devices are in...[Details]
Embedded System
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