G2120-30NF4UW

In our common sense, the word technology often has two definitions. The first is the technology sealed in the laboratory. They are like flowers on the mountain top. Only a few people on the mountai...[Details]

This routine is also a classic routine on the development board. I modified the framework of the program to make it more suitable for future calls. The specific 4*4 keyboard scanning principle is rel...[Details]

Household photovoltaic power stations mainly utilize idle resources on existing household buildings, such as roofs, wall facades, balconies, courtyards, etc., to install and use distributed photovo...[Details]

Site conditions: 1. AD acquisition, DMA transmission; AD is set to single-channel continuous mode, DMA is set to single-shot mode. The upper threshold of the AD analog watchdog setting is less than t...[Details]

ADC Introduction:     ADC (Analog-to-Digital Converter). That is, converting analog signals into digital signals for processing. When storing or transmitting, analog-to-digital converters are almost ...[Details]

The first one is a DMA mode of multiple channel acquisition void ADC_DMA_Config(void)  { ADC_InitTypeDef ADC_InitStructure; RCC_HSICmd(ENABLE); while (RCC_GetFlagStatus(RCC_FLAG_HSIRDY) == RESET);  ...[Details]

Here is the temperature added in the previous chapter The above figure is the temperature calculation formula: where Vsense is the ADC value collected from the temperature channel. The stm32f407 ...[Details]

Summary of STM32 peripheral DMA usage: 1. Select DAM mode according to your needs: (1) Circular mode—DMA_Mode = DMA_Mode_Circular (2) Normal mode—DMA_Mode = DMA_Mode_Normal 2. For Chanel3 of DMA1, t...[Details]

ORG 0000H LJMP MAIN ORG 0003H LJMP TOINT ORG 001BH LJMP TOINT1 ORG 0030HMAIN: MOV SP,#60H      SETB IT0      SETB EX0      SETB EA      SJMP $TOINT:MOV TMOD,#10H      MOV TH1,#0FEH      MOV TL1...[Details]

Program ideas and defects reference: 51 single chip microcomputer (AT89C52) matrix keyboard detection program #include iom16v.h   typedef unsigned char uchar;   typedef unsigned int uint;   #define ...[Details]

The single-chip microcomputer running light program requires all 32 serial ports to be used, and each serial port has eight LEDs.  Question supplement: The 8051 single-chip microcomputer is used, an...[Details]

A simple experimental programming question for the microcontroller: write a 3-byte binary addition subroutine. The program entry is: addend 1: 22H, 21H, 20H three bytes, 22H is the highest bit; adden...[Details]

Assume that the MCS-51 microcontroller uses a 12MHz crystal oscillator, and wants to use a timer to generate a pulse with a duty cycle of about 30% and a period of 60ms at port P1.0. ;==============...[Details]

/*************************************************************************************       *   main.c:  the main file    *   NXP --  LPC1768   *   *      *   Author  :   light                ...[Details]

1. Pin: 0 in 1 out  Set Status  Output status IO register setting          DDR×A certain bit is set to 1, and the corresponding bit IO is set to output;          PORT×A certain position is 1/0, and t...[Details]