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0Overview
Two columns of sinusoidal signals with a certain phase difference (phase angle source for short) are widely used in the fields of automatic calibration of various metering instrument...[Details]
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beep bit p3.7 ;buzzer definition
org 00h jmp main org 23h ;Serial interrupt entry address jmp com_int ;Serial interrupt service routine ; ************** Main prog...[Details]
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GPIOB->BSRR = 0x01 is to raise GPIOB port 0 to a high level
GPIOB- BRR = 0x01 is to reduce the GPIOB port 0 to a low level
GPIOB- BSRR = 0x02 is to raise GPIOB port 1 to a high level
GPIOB- BRR = 0x0...[Details]
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introduction
With the gradual integration of computer, communication and wireless technology, wireless communication technology has emerged on the basis of traditional wired communication. It...[Details]
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51 single chip microcomputer, requiring the use of 8-bit digital tube to dynamically display the 12-digit student ID number. You also need to use buttons to adjust the movement speed, in C language...[Details]
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Principle Description This example designs a clock with time reporting function and work and rest time control. It uses the 2 Hz time base of SPCE061A single chip microcomputer to calculate the...[Details]
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In order to be compatible with future devices, the entire Boot ROM is mapped to the top of the on-chip memory space. In this way, using a larger or smaller on-chip Flash block will not affect the add...[Details]
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1. UCOSIII event flag group 1.1 Event flag group: Sometimes a task needs to be synchronized with multiple events, in which case an event flag group is needed. There are two synchronization mec...[Details]
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ARM microprocessors support load/store instructions for transferring data between registers and memory. Load instructions are used to transfer data from memory to registers, and store instructions per...[Details]
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/* Coder: Farman Date : 2018-01-02 I referred to the manufacturer's TM1637 data sheet and would like to express my gratitude. */ #include STC89C5XRC.h //Include 52 MCU header file #include "Delay....[Details]
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Recently, there is a need to simulate the serial port in the project at hand, and the simulated serial port part has such a requirement: when the Strat signal comes, start the timer TIM3, and sample ...[Details]
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In view of the influence of temperature/humidity on ammunition storage and the shortcomings of traditional ammunition depot temperature and humidity monitoring systems, an intelligent monitoring syst...[Details]
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Introduction
Based on the introduction of S3C2410, this paper analyzes the internal structure and working mechanism of RTC, and finally gives the application development dedicated to RTC function.
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After the basic functions of the system clock generator are established, the SCG1, SCG0, CPUOFF, and OSCOFF bits of the CPU status register SR are important low-power control bits. As long as any i...[Details]
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In the later stage of DSP application system development, it is generally necessary to write the user program into non-volatile memory such as Flash so that the user program can be loaded automatic...[Details]
stm32/stm8
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