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Recently, I used several fonts in my project, and the internal flash of stm32 was running out of money. I had no choice but to look for help from Baidu and experts in the group. I would like to expres...[Details]
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1 Introduction
Visual advertisements can be seen everywhere in our daily life, most of which are
LED
Chinese characters
Display screen" target="_blank" Display screen
, and...[Details]
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The first time I adjusted the 4-line LCD 1602, it was quite difficult, either because of the wrong delay or the wrong command. It took me a whole day to get the 4-line 1602 programming implementation...[Details]
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This article explains how to test components using an oscilloscope and waveform generator. Test procedures for capacitors, inductors, diodes, bipolar transistors, and cables will be demonstrated. T...[Details]
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TEA5767 FM stereo radio, source code for C51 MCU. The module is less than 2 yuan on Taobao. It is recommended to use Keil uVision5 to compile. I used this version to compile and pass. The circuit sc...[Details]
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Based on the following facts:
① In the interrupt subroutine, when clearing the interrupt flag, if the BSET bit operation instruction is used, PITTF is cleared and the interrupt flag of PIT1 is also c...[Details]
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Apple Inc's longtime chip supplier Broadcom Inc is considering selling its wireless chip business in a deal that could be worth as much as $10 billion and could have implications for future iPhones a...[Details]
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30-way remote control switch, press keys 0-30 to light up the lights of p0.0-p3.5 respectively, and key 32 to turn off all lights org 00h ORG 30H MOV P1,#0FFH MOV P2,#0FFH MOV P...[Details]
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Jiwei.com reported recently that industry insider @手机陶瓷达人 revealed on Weibo that AMD, MediaTek, Qualcomm and Bitmain have all asked TSMC to increase orders in the fourth quarter, and Apple is expecte...[Details]
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When placed horizontally, vertically or flatly, the closer the pointer is to the zero position, the higher the accuracy of the multimeter. Then conduct some resistance and voltage measurements to see...[Details]
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1. Overview
LM2917 is a monolithic integrated frequency-voltage converter. The chip contains a high-gain operational amplifier/comparator. When the input frequency reaches or exceeds a given ...[Details]
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Industry sources said Taiwanese foundries may freeze quotes in the second quarter of 2022 as their fabless and IDM customers find it increasingly difficult to pass on rising costs to customers and ar...[Details]
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The basic 3-terminal regulator has been a staple in the designer's toolbox for over 30 years, and its basic architecture has not changed significantly. Using a fixed voltage reference, a resistor divi...[Details]
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Electronic devices are developing rapidly, especially automotive display systems. Video and video processing are becoming the fastest growing technologies in automotive applications. Lane keeping, ...[Details]
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CNC
The lathe servo system is the core component of the CNC lathe. It is responsible for receiving the instructions of the CNC system and accurately controlling the movement of each axis of t...[Details]
Analogue and Mixed Signal
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