HL71201-F000-4F

Design of pulse transformer in half-bridge inverter circuit With the increasing shortage of energy, energy-saving and efficient electronic products have been widely used. In daily lighting, in...[Details]

The program is divided into main.c+HX711.c+HX711.h+lcd12864.c+lcd12864.h   //lcd12864.h #ifndef __lcd12864_H #define __lcd12864_H //---Include header file---// #include reg52.h //---Redefine keywo...[Details]

I recently did a project that required me to use PWM to control the speed of a 4-wire fan. After debugging, I recorded it. typedef struct { u16 pwm_change_flag; u16 pwm_value; }Pwm_Fan_t;     Pw...[Details]

Today, Lu Qianhao, director of ZTE's mobile phone strategic development department, posted a microblog to complain: "Seeing a product that claims to be a flagship, but the 9102 has a 2-megapixel rear...[Details]

#include #include intrins.h typedef   unsigned int uint; typedef unsigned char   uchar; sbit LCD_RS=P2^0; sbit LCD_RW=P2^1; sbit LCD_EN=P2^2; sbit DQ=P3^4; uchar Temp_Value ={0x00,0x00}; uc...[Details]

   #define STM32F10X_LD          STM32F10X_LD: STM32 Low density devices */    #define STM32F10X_LD_VL           STM32F10X_LD_VL: STM32 Low density Value Line devices */         #define STM32F10X_MD...[Details]

OFweek Cup · OFweek 2023 China Robot Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]

Recently, the National Energy Administration organized a kick-off meeting for the 14th Five-Year Plan for power planning at the State Grid Planning and Design Institute. Liu Baohua, deputy director...[Details]

Using C language to implement 24LC256 reading and writing (non-software simulation method) #include PIC1687X.H unsigned  CHAR  i=0; unsigned  CHAR  receive=0x00; void i2c_start() {         SE...[Details]

For Huawei mobile phones, they have a complete set of sophisticated cost control internally. Do you know what it looks like? Zheng Yelai, Chairman of Huawei Cloud Computing Technology Co., Ltd. and...[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]

1. Instrument Model Keysight N9038A Spectrum Analyzer 2. Fault phenomenon The instrument host computer and the receiver cannot be connected via the GPIB line 3. Inspection and maintenance Generally...[Details]

Main technical indicators of speakers The speaker market is full of mixed goods, with prices ranging from tens of yuan to thousands of yuan. How to choose a suitable speaker according to your appli...[Details]

The working principle is shown in the drawing: it is mainly divided into three parts. They are power supply circuit, satellite box amplifier circuit, and subwoofer circuit. 1. Power sup...[Details]

The range of new energy vehicles is limited by the capacity of the battery pack, so how to achieve more efficient use of limited battery energy is the key to alleviating users' range anxiety. Cabin...[Details]