I experimented with the CRC16 routine of NXP810 and found that LPC_CRC->WR_DATA_WORD = 0x3534; if (LPC_CRC->SUM != 0xD7D6) { /* §°LED */ while (1) { LPC_GPIO_PORT->PIN0 &= ~LED; /* LED */ myDelay(100)...
Hello, thank you for reading this post. This position is located in Shanghai, in a company with a very promising future in the field of LED drivers. The company is now developing rapidly and has a lar...
I use stc12c5a60s2, the camera can send back hexadecimal data, but the crystal oscillator I use is 12M, and the SD card is sector storage. Will the camera overwrite the buffer data before the custom b...
Foreign-funded company, work location: Chengdu - a city you don't want to leave once you come here. Hardware Engineer (10 people): Job Description: 1. Design, development and debugging of digital and ...
The product I bought two days ago arrived. There is nothing useful in it. Only the box can be used. I suggest a summary of the entire POS machine to avoid detours [url]https://item.taobao.com/item.htm...
About the problem of notifying the application through events after SSDT is HOOKed. There should be no problem in HOOKing SSDT. The HOOKed information can be displayed in your own function through Dbg...
Microchip's PIC18F46J50 is a low-power, high-performance 8-bit USB microcontroller (MCU) using nanoWatt XLP technology. The current in deep sleep mode can be as low as 13nA, the operating voltage i...[Details]
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[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]
In recent years, lighting has become an important area that countries around the world are targeting to promote energy conservation and environmental protection. According to statistics, about 20% ...[Details]
Two simple circuits are implemented to drive two LEDs from a battery powered microprocessor.
This design is based on a circuit that uses three resistors and a microprocessor I/O pin as an input h...[Details]
Microcalorimetry
is used to determine energy relationships. Microcalorimetry techniques are often required when performing calorimetric experiments with small sample sizes or slow heating rat...[Details]
PV inverter manufacturer SMA has launched its first DC arc fault circuit interrupter (AFCI) PV inverter and has received UL certification.
The new SunnyBoy AFCI inverter models include 3000-US...[Details]
Spatial Division Multiplexing (SDM) MIMO processing can significantly improve spectrum efficiency and thus greatly increase the capacity of wireless communication systems. Spatial Division Multip...[Details]
Abstract: The output of high-range acceleration sensor is less than 10 mV under the excitation of small signal. The noise of traditional test system may cover such small voltage signal, so that hig...[Details]
LED light sources have many environmental advantages, but early products still have certain technical bottlenecks in heat dissipation and high brightness design that cannot be broken through....[Details]
1 Development of LED Film and Television Lighting
1.1 The significance of developing film and television lighting
Lighting power consumption accounts for a large proportion of the total p...[Details]
Mobile phones, MP3s, tablet computers, laptops, digital cameras, handheld game consoles, navigation devices, etc., all these mobile devices are powered by mobile batteries, and the battery life is ...[Details]
summary
This article will briefly analyze the success and shortcomings of high-frequency DC-DC switching power supplies in the process of miniaturization (the second basic goal), and propose m...[Details]
introduction
The core features of mobile value-added service products are mobility, immediacy and personalization. Mobile value-added services are a new service mode that is rapidly developing...[Details]
1 Introduction
Fieldbus is a serial, digital, multi-point communication data bus between field equipment/instruments installed in the production process area and automatic control devices/syst...[Details]