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After a day of studying the interrupt configuration of stm32, I have a basic understanding of NVIC (to understand NVIC, you can read "Cortex M3 Definitive Guide"). It can be summarized into 3 steps: ...[Details]
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With the rapid development of technology, automobile-related technologies are constantly innovating, from traditional fuel to today's new energy, and the categories of automobiles are becoming more a...[Details]
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introduction
Considering the popularity of portable MP3 players in today's society and the dependence of consumers on them, it is necessary to integrate MP3 decoding function into DAB receivers...[Details]
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Abstract: A hardware implementation scheme of a universal wireless sensor network acquisition node based on SoC chip CC2531 is proposed. The design scheme is mainly divided into four parts: power m...[Details]
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ARM has 7 basic working modes User: Non-privileged mode, most tasks are executed in this mode FIQ: This mode will be entered when a high-priority (fast) interrupt is generated IRQ: When a low-prior...[Details]
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New technologies complement
xEV’s
shortcomings and promote wider
market demand
for electric vehicles
Allegro MicroSystems (NASDAQ: ALGM), a global leader in
sensing tec...[Details]
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Principle and design of 90W flyback single-stage PFC converter
based on
NCP1651
controller
NCP1651
is a single-stage power factor controller. The structure a...[Details]
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Phase loss fault of the inverter is one of the common faults. It should be noted that there are mainly single-phase 220V and three-phase 380V inverter products. Of course, input phase loss detectio...[Details]
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ESP8266 serial port WIFI, mainly used to transmit switch quantity, temperature, etc. Connection: VCC ----3.3V RST ----PE6 low level reset CH_PD ----PG7 enable pin, high level works normally UTXD ----...[Details]
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Research and implementation of a reconfigurable monitoring system for a measurement and control station
With the advancement of science and technology, human beings are exploring sp...[Details]
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A quick look at the rated input voltage of the power supply will show that the IC can limit the usable input voltage range. By carefully examining the IC's operating specifications and the circuit top...[Details]
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1. Related technologies of system design
1.1 Introduction to DSP+FPGA Hybrid Design
In order to improve algorithm efficiency and process image information in real time, this processin...[Details]
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Samsung launched the W21 5G smartphone last year, and now it seems that it is time for the device to release an iteration. Recently, Samsung officially announced the release date of the W22 5G. The...[Details]
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On December 15, the signing ceremony of Anhui Yijiatong Battery Co., Ltd.'s project investment cooperation with Laohekou Municipal People's Government, strategic cooperation with Zhejiang Zhongli Mach...[Details]
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Start writing the ADC program tonight!
Below is a schematic diagram of a 3*3AD keyboard
Program header file
#ifndef ADC_H
#define ADC_H
#include "main.h"
void init_adc() ;
char get_key()...[Details]