I am using a 1588bs dot matrix, and then I saw the pin diagram. If I want all 64 dots to light up, then is the program code for my setting oxcb 0x29? This is the code. If it is not a code problem, the...
Similar to this: http://www.hzmcu.cn/news/dcmh.asp You can compile microinstructions yourself, there are experimental board simulation software for ALU, IR, MEM, IO and other units. Thank you...
This is a 51 MCU program, CY is the overflow flag of register A: void writex(uchar j){ uchar i,temp; temp=j; for (i=0;i<8;i++){ temp=temp<<1; scl=0; flash(); sda=CY; flash(); scl=1; flash(); //???????...
1. Both filters are digital filters. According to the difference in impulse response, digital filters are divided into finite impulse response (FIR) filters and infinite impulse response (IIR) filters...
From being a global leader to losing the market, Korean battery manufacturers have always wanted to regain the lost market and dignity, but facing Chinese battery manufacturers represented by CAT...[Details]
On August 22, the National Energy Administration released the latest data, showing that by the end of July 2025, China's total number of electric vehicle charging infrastructure will reach 16.696 m...[Details]
Teletrac Navman has launched the Multi IQ dashcam, a cloud-based solution designed for large commercial vehicle operators. It connects up to five cameras to cover the vehicle's interior, sides, and...[Details]
A Beijing chemical project utilizes a distributed control system (DCS). The master control system primarily uses the Modbus protocol, while the remote field devices utilize the PROFIBUS-DP protocol...[Details]
1. Introduction to power amplifier circuit
1. Generally speaking, the main function of a power amplifier circuit is to allow the load to obtain maximum power without distorting the signal or c...[Details]
Robots are rapidly being deployed in diverse scenarios. Flexible, easy-to-use, and fast-to-deploy robots can be quickly adapted to diverse application scenarios across various industries, making th...[Details]
Momenta's self-developed assisted driving chip has been successfully launched and entered the actual vehicle testing phase. This is the first time that Momenta has "settled" its own algorithm on an...[Details]
2025 could be the year of the explosion of "embodied intelligence," as exemplified by the just-concluded World Robot Conference. From the headline-grabbing bionic and humanoid robot demonstrations ...[Details]
What is a smart home
? The term "smart home" has become widely used, with many security and building intercom manufacturers claiming to be smart home manufacturers. So, what exactly is a smar...[Details]
Through multi-core low-power technology and various IP modules, VF1000 not only meets the demand for low-power video decoding chips in digital mobile TV, but is also suitable for various applicatio...[Details]
Permanent magnet synchronous motors (PMSMs), with their significant advantages such as high efficiency, high power density, excellent dynamic performance, and compact structure, have been widely us...[Details]
1. Advantages of millimeter-wave radar
Millimeter-wave radar is a recently emerging technology for security applications. Its principle is that electromagnetic waves are transmitted by a trans...[Details]
In the first half of 2025, a phenomenon has gradually emerged: vehicle infotainment systems are becoming the easiest way for attackers to invade software-defined cars.
In January, s...[Details]
With the rapid pace of urbanization, high-rise buildings are springing up like mushrooms after rain. As a core component of vertical transportation, elevators are facing an increasingly prominent e...[Details]
In August 2025,
ITECH officially released the new IT-EC7800 series programmable AC/DC power supply
, targeting the medium-power test range of 2kVA~15kVA. It focuses on "high density, high c...[Details]
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