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1) First set the fuse bit and turn on the JTAG function, as shown below. Use the USB ISP downloader to write the fuse. 2) Hardware Connection (a) One end of the 10-core cable is connected to the JT...[Details]
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In order to realize human-computer interaction, a display device is indispensable. In the previous section, we talked about how to use a single-chip microcomputer to control the display of a digital ...[Details]
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Commonly used methods for hardware anti-interference of single-chip microcomputer systems Practice The main factors affecting the reliable and safe operation of single-chip microcomputer systems main...[Details]
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Introduction: Aiming at the data transmission problem of gas alarm detection system, this paper proposes a master-slave serial asynchronous communication method between PC and multiple PIC microcontr...[Details]
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II. Preparation As the saying goes, "sharpening the knife does not delay the chopping of wood." If you do the preparatory work well, the subsequent work of building a new software project will be eas...[Details]
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led_dev.c
1 #include linux/module.h
2 #include linux/version.h
3
4 #include linux/init.h
5
6 #include linux/kernel.h
7 #include linux/types.h
8 #i...[Details]
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ARMv7 supports unaligned address access by default, but there are some conditions:
CP15 system control register (SCTLR), bit.A = 0, (bit.U = 1, which is already set to 1 by default for ARMv7 and cann...[Details]
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0 Introduction
MCU (Micro Controller Unit) is the Chinese name for multi-point control unit, also known as single chip microcomputer. It refers to the integration of computer CPU, RAM, ROM, tim...[Details]
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Preface A stepper motor is a brushless motor that converts electrical impulses into mechanical rotation. As the name suggests, it rotates gradually according to the input pulse and is the main execut...[Details]
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STM8S's PB4 and PB5 are I2C function pins. There are no pull -up resistance inside. It is true OC. As a control output, it can add a 10K to a 10K resistance to enhance the driver. PB4/PB5 only have...[Details]
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The 89C51 series microcontrollers do not have SPI ports. In this case, we can simulate the SPI port to realize the functions we want. The program is as follows: //-----------------------Function decl...[Details]
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1. Introduction to SCI Serial Port With the widespread application of single-chip microcomputer systems and the popularization of computer network technology, the communication function of sin...[Details]
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#include
#define uint unsigned int
#define uchar unsigned char
sbit p2_0=P2^0;
sbit p2_2=P2^1;
sbit p2_4=P2^2;
uchar num=11;
uchar tt=0;
uchar bai,shi,ge,bai1,num1;
uchar code ta...[Details]
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1. System Overview The modules used in the system include AT89C51 microcontroller + LCD1602 display screen + photoresistor module + ADC0832 + small light. This design uses 51 microcontroller as the c...[Details]
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1 Introduction
Energy is an important material basis for the existence and development of human society. With the development of society, energy is decreasing day by day, and with the increasingly ...[Details]
stm32/stm8
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