2200FGG1001A3HA

Recently, the first Digital China Summit was held in Fuzhou, attracting many domestic ICT industry giants to participate in the exhibition. The long queues outside the venue, the noisy and exciting...[Details]

In 2017, Sanan Optoelectronics achieved sales revenue of 8.394 billion yuan, operating profit of 3.856 billion yuan, and net profit attributable to shareholders of the parent company of 3.1...[Details]

1. Development Environment       1. Applicable chips: All STM32F4 chips       2. Firmware library: STM32F4xx_DSP_StdPeriph_Lib_V1.8.0       3，IDE：MDK517 2. Driver source code       Delay.h...[Details]

Artificial Intelligence (AI) is undoubtedly the hottest topic in the technology industry in the past one or two years. In addition to the huge investments made by technology giants, financial and o...[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]

With the large-scale development of the domestic household photovoltaic market and the improvement of component and inverter technology, the system cost has dropped significantly in the past year. The...[Details]

STM32 has three startup modes. In RM0008 downloaded from the ST official website, you can find the startup-related configuration instructions: Translated into Chinese: The storage media corresp...[Details]

The clock system of STM32 can be directly summarized in a diagram (from the STM32F10X reference manual).  The following is an analysis of this diagram 1. STM32 input clock source 1.1 Function of cl...[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]

1) ADC multi-channel acquisition: (Multi-channel acquisition must use scanning mode. In scanning mode, the channels of the rule group share a register, so DMA transmission must be used; to prevent da...[Details]

/*----------------------------------------------------------------------                             TMOD (89H)                     T1 T0       GATE C/T` M1 M0 GATE C/T` M1 M0 -----------------------...[Details]

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

#include "myuart.h" #include "avr/io.h" #include   #define UDRE   5  #define RXEN   4 #define TXEN   3 #define UCSZ0  1 #define RXC    7 #define RXCIE  7   ISR(USART0_RX_vect)//接收中断 {   unsigned char...[Details]

#include  #include  #define RXB8 1 #define TXB8 0 #define UPE #define OVR 3 #define FE 4 #define UDRE 5 #define RXC 7   #define FRAMING_ERROR (1 FE) #define PARITY_ERROR (1 UPE) #define DATA_OVERRUN ...[Details]