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USB (Universial Serial Bus) is a universal bus system. It has become one of the most widely used PC peripheral expansion interfaces due to its advantages such as hot plug support, fast data transmi...[Details]
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introduction
The MAX9217
/MAX9218 chipset is a transceiver pair. The transmitter (MAX9217) converts parallel data into serial data and sends it to the receiver (MAX9218). The re...[Details]
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如题,下面贴上我的时钟设置代码: #define PLL_SOURCE_HSI // HSI (~8MHz) used to clock the PLL, and the PLL is used as system clock source static void SetSysClock(void) { __IO uint32_t StartUpCounter = 0, HSEStatus = ...[Details]
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In recent years, with the continuous improvement of LED in almost all aspects such as light efficiency and cost, its application areas have been continuously broadened, from traditional portable de...[Details]
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A spectrum analyzer is an instrument used to display the amplitude of a signal in the frequency domain. It is nicknamed "RF multimeter" in the RF field. In the RF field, traditional multimeters canno...[Details]
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This program is equipped with Jinpeng's 12864 LCD using serial mode
head File
#ifndef LCD12864_H
#define LCD12864_H
#include "main.h"
//define control port pin
//serial mode
//#define SCLK R...[Details]
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I am not sure whether the statement about interrupt handling function mapping is correct, but it means putting the address and parameters of the interrupt handling function into the interrupt vector ...[Details]
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This article briefly describes the shortcomings of traditional photovoltaic power generation system inverters and the advantages of transformerless photovoltaic inverters. It also discusses the factor...[Details]
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Product testing is a concern for both manufacturers and users. In the process of product production, testing is an indispensable part, and sometimes even a process step. Electromagnetic relays are co...[Details]
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An amplifier is a device that can amplify the voltage or power of an input signal. It is composed of electron tubes or transistors, power transformers and other electrical components. It is used in v...[Details]
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Jiwei.com reported on November 16 that recently, 91Mobile exposed the CAD rendering of OnePlus 9. Judging from the exposed rendering, OnePlus 9 still uses the hole-punch screen solution, but its scre...[Details]
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one. What is byte alignment and why is it necessary? The memory space in modern computers is divided by bytes. In theory, it seems that access to any type of variable can start from any address, but ...[Details]
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11.1 GPIO introduction 11.1.1 GPIO pins GPIO is the input and output port. S3C2440A contains 130 multi-function input/output port pins and they are eight ports as shown below: Port A (GPA): 25-bit o...[Details]
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Volkswagen will make a major upgrade to the Car-Net infotainment system in most 2020 vehicles , allowing owners to use a smartphone app to remotely start the vehicle or set the car as a secure ...[Details]
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A multimeter is a commonly used measurement tool that can be used to measure parameters such as voltage, current, and resistance. However, for the measurement of temperature sensors, a multimeter m...[Details]