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The FSK technology with relatively strong anti-interference ability is used to form an inductive communication system. Coupling coils are used to realize wireless communication between drill pipes. C...[Details]
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3. BMP picture display function expansion 1. Functional expansion of picture display (1) Ability to adjust the display area of the image. For example, if I prepare a 480x384 image, the LCD screen ...[Details]
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/* This is a running light I wrote myself, with a speed of 500ms */ #include pic.h #define uchar unsigned char #define uint unsigned int __CONFIG(0x3B31); void delay(uint x) { uint a,b; for(a=...[Details]
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The ATmega168 has an on-chip bandgap reference for brownout detection or as an input to an analog comparator or ADC. The startup time of the voltage reference may affect its operation. The startup t...[Details]
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/**************************************************************
;eeprom.c can be used in AVR microcontrollers, ATMEGA16 and ATMEGA8, and can be
compiled under GCC. November 1, 2009! Chen Yongfei has...[Details]
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0 Introduction
Distribution automation technology is developing rapidly towards digitalization, intelligence, networking and multi-function. This paper takes the microcontroller LPC2132 chip co...[Details]
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Friends who read this article must have some interest in PIC microcontrollers, or have some use needs for PIC microcontrollers. In the previous article, the editor has explained part of the assembly ...[Details]
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LM12H458 is a highly integrated data acquisition system DAS chip. It integrates sampling and holding and A/D conversion into one chip, thus greatly reducing the design of peripheral circuits. Its 8...[Details]
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Installation environment: Win7 + VirsualBox + Ubuntu 12.04 (32bit) + ok6410
1. Download Jlink for Linux
1. Website: http://www.segger.com/jlink-software.html, download the correspon...[Details]
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1. Use proteus to draw a simple circuit diagram for subsequent simulation 2. Programming /*********************************************************************************************************...[Details]
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I wrote a program and it seems to be correct.
MOV IE,#10001010B
call delay ;During the delay period, the timer interrupt program is running desperately.
call delay ;It cannot allow ex...[Details]
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static Keyword Static can be used to modify variables in C, and can also be used to modify functions. static modifier variable Variables can exist in three places in C: the global data area, the st...[Details]
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1. Memory interface concept S3C2440 is a system on a chip, with a GPIO controller (connected to GPIO pins (GPA-GPH)), a serial port controller (connected to TXD RXD pins), a memory controller, a Nand...[Details]
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A few days ago, I saw that my lithium battery vacuum cleaner ran out of power at home. However, after it was fully charged, it ran out of power again after a while. The battery clearly showed that th...[Details]
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1. Exception vector table:
Contains: 1. Exception definition
2. Exception Type
3. Abnormal entrance
4. Vector table
First, the exception definition is in the ARM Architectu...[Details]
PCB Design
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