7411A

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]

Using Systick timer to achieve delay 1. SysTick timer characteristics The SysTick timer is a 24-bit down counter, that is, when vlue is decremented to 0, an interrupt is triggered and the load va...[Details]

In the development of artificial intelligence, talent reserve is undoubtedly an important part. Artificial intelligence should be a bottom-level technology that can be deeply embedded in any indust...[Details]

I used the bit definition in my 51 program: bit flag. After defining it this way, I ran the program and downloaded it to the circuit board. I found that the flag was not the value I set, which led to...[Details]

The Vatican Secret Archives is one of the world's greatest historical collections, but many of its documents have never been transcribed. Recently, a project called Codice Ratio used a combination...[Details]

If you do not use an external crystal on the STM32, the connection method of OSC_IN and OSC_OUT If you use the internal RC oscillator instead of an external crystal, please follow the following metho...[Details]

Interrupts and timers implement a 24-hour clock. The program is as follows: #include reg52.h   #define PORTLEN P0   sbit bit_select = P2^0; sbit seg_select = P2^1;   unsigned char src = {0x3f,0x06,0...[Details]

****************************************************************** 1. The operand is in register, R0--R7 2. Operands are in internal RAM 3. Operands are in external RAM But they are all similar. For ...[Details]

While imaging industry experts know that Apple has designed a complex 3D camera for its iPhone X, called "TrueDepth," most of the details of the 3D system inside the module, including chips, componen...[Details]

Mobile phone battery charger program made by STC12C2052AD microcontroller #include  stc12c2052ad.h   #include  intrins.h   #define uchar unsigned char  #define uint unsigned int sbit REF   =P1^0; sbi...[Details]

/*34864 Chinese character library*/  //   Connection of  MCU //********************************************************  //p3= data port  //p4--control port//  p4.0  = rs //p4.1= r/w  //p4.2= e  //...[Details]

volatile unsigned int ad_value ; int main( void ) { WDTCTL=WDTPW+WDTHOLD; //Turn off watchdog BCSCTL1 =CALBC1_1MHz; //Set DCO to 1MHZ DCOCTL =CALBC1_1MHZ; //Clock source: AD internal clock and divide...[Details]

#include "MSP430x11x1.h"  #define uint unsigned int  #define uchar unsigned char  //Device address  uchar PCF8576=0x70;  //Memory data definition  uchar ByteCnt; //I2C data byte counter  uchar S...[Details]

MSP 430 MCU key program #include msp430x14x.h   #include "key.h"  void Init_Port(void)  {      //Set all pins of P1 port to input mode during initialization      P1DIR = 0;        //Set all pins of ...[Details]

The chip is EM78P153  ; P64, P65 are connected to the crystal oscillator, the oscillation mode is 4MHz crystal oscillator  ; the watchdog is off, the instruction cycle is 2 CLOCK, and P63 is the rese...[Details]