MWDL-21P-8K2-18

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 File /**...[Details]

On May 16, in response to the public opinion storm caused by Lenovo's " 5G voting" incident, Lenovo Holdings Chairman and Lenovo Group Founder Liu Chuanzhi, Lenovo Gr...[Details]

Independent watchdog (IWDG) and low power mode are often used in STM32 development. The watchdog is to detect and solve faults caused by software errors, and the low power mode is to enter sleep mode...[Details]

A crystal oscillator can be electrically equivalent to a two-terminal network consisting of a capacitor and a resistor in parallel and a capacitor in series. In electrical engineering, this network h...[Details]

1. Function and purpose         There are two pins BOOT0 and BOOT1 on each STM32 chip. The level status of these two pins when the chip is reset determines which area the program starts from after th...[Details]

When STM32 uses JTMS (PA13) and JTCK (PA14) as normal I/O ports, add the following code before initialization (the order cannot be reversed):   RCC_APB2PeriphClockCmd(RCC_APB2Periph_AFIO, ENABLE); G...[Details]

#include reg52.h #define PORTLEN P0 sbit bit_select = P2^0; sbit seg_select = P2^1; unsigned char src = {0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f ,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71}; unsigne...[Details]

Use common anode digital tube and independent keyboard to connect P1 and P2 ports of single chip to realize answering machine The procedure is as follows: #include reg52.h void delay(unsigned char n)...[Details]

Assume that both the augend NA and the addend NB are three-byte compressed BCD codes, which are stored in the internal RAM units 20H~22H and 30H~32H, respectively, with the low digit first and the hi...[Details]

The following comes from - "cortex-M3 Definitive Guide" Special function register group: Program Status Registers (PSRs or xPSRs) Interrupt mask register group (PRIMASK, FAULTMASK, and BASEPRI) ...[Details]

International Solar Photovoltaic Network News: On November 21, Australia's SMA Solar Technology Co., Ltd. signed a contract with the local government to provide photovoltaic inverters with an insta...[Details]

　　With the development of electronic devices, more and more people pay attention to flexible electronic devices, which refer to electronic devices that can still work under certain deformation condit...[Details]

#include  MSP430x12x2.h   #define TEM_ADC_CHL 0x0a  void InitSys(void);  void Read_ADC(unsigned int INCH_channel);  void ADC_TO_TEM(void); unsigned int ADC_sample_val;  unsigned int long temp1,temp2;...[Details]

MSP430 uses ADC10 to measure the voltage of the temperature diode inside the chip #include "msp430x22x4.h"  //This program uses ADC10 to measure the voltage of the temperature diode inside the chip  ...[Details]

/**********（一）Timer A comparison mode*************/  int main( void )  {  WDTCTL=WDTPW+WDTHOLD; //Turn off watchdog  BCSCTL1 =CALBC1_1M Hz ; //Set DCO to 1MHZ  DCOCTL =CALBC1_1MHZ;    P1DIR |= BIT0; ...[Details]