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There are two types of pointers in Keil. One is a normal pointer, which is compatible with the standard C language pointer; the other is what I translated into memory-specific pointers (bad transla...[Details]
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The interaction between devices and the bus in the GPIB system is defined as interface functions. The GPIB standard defines 10 interface functions, including 5 basic interface functions and 5 auxil...[Details]
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Abstract: When using white LED as a backlight for displays or other lighting equipment, it needs to be driven with a constant current. The main reasons are:
Avoid driving current exceedin...[Details]
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//STC12C4052 PCA for 16-bit timer test program
//2009/11/21 liweiqiang
#include stc12c4052ad.h
sbit P37=P3^7;
void main(void)
{
CMOD=0x00; //PCA =fosc/12 counting mode...[Details]
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Recently, Nichicon held a new product launch conference to introduce the company's latest product trends and strategies in China, thereby demonstrating its determination and corporate strategy to ser...[Details]
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At the end of last year, a Huawei mobile phone with model number JLN-AL00 passed the telecommunications equipment network access license approval and was equipped with Hongmeng HarmonyOS. The ...[Details]
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The SPI configuration function is as follows void SPI_Config(void) { GPIO_InitTypeDef GPIO_InitStructure; NVIC_InitTypeDef NVIC_InitStructure; SPI_InitTypeDef SPI_InitStructure; /...[Details]
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ARM architecture has the advantage of low power consumption, so Taiwanese manufacturers expect ARM architecture to be applied to servers. According to Taiwanese industry insiders, Internet service ...[Details]
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When I first got the 2440 board, I didn't know what norflash, nandflash, etc. were used for, what SDRAM was, where and how to install the Linux system, what supervivi was, and many other questions. T...[Details]
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Phone Arena tested the charging speed of the Galaxy S20 Ultra. It is reported that the Galaxy S20 Ultra has a battery capacity of 5000mAh and supports 45W fast charging, but the charger included in t...[Details]
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The circuit symbol of the voltage regulator diode (also called Zener diode) is: This diode is a semiconductor device with very high resistance until the critical reverse breakdown voltage. At this cri...[Details]
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Dutch technology blog LetsGoDigital reported that Samsung submitted a patent application for a "foldable electronic device" in June 2020, which was officially disclosed by the World Intellectu...[Details]
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Oscilloscope probe classification
Usually divided by the measurement object, there are two types of voltage probes and current probes.
Voltage probes include passive probes and active probes. Passiv...[Details]
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describe
The LTC®2942 measures battery charge status, battery voltage and chip temperature in handheld PC and portable product applications. Its operating range is well suited for s...[Details]
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Ingo Steinkrüger (48), currently CEO of thyssenkrupp System Engineering, will take over as CEO of the Interroll Group on May 1, 2021. This position was previously held by Paul Zumbühl, who announced ...[Details]
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