302074-5P210R00Q9B

Recently, the U.S. Department of Commerce announced that it would prohibit companies in the country from selling any electronic technology or communication components to ZTE, a Chinese communicatio...[Details]

1. Problem When developing STM32 with IAR, I found that I could not print floating point numbers by redirecting printf to the serial port. The code is as follows:  The output is as follows:  It can...[Details]

Chip: STM32F107VCT6 Application Pin: THOUSANDS, RMII STM32CubeMX is very convenient to use ETH. The software comes with LWIP and configuration. This time, STM32F107VCT6+DP83848CVV is used. The MII a...[Details]

What is SYSTICK: This is a 24-bit system tick timer, SysTick, with automatic reload and overflow interrupt functions. All microcontrollers based on the Cortex_M3 processor can obtain a certain time ...[Details]

sprintf is a function in the C language library that converts data types. There is a situation where In 51 MCU, define unsigned char temp; Then I want to use the serial port to print out temp in deci...[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]

6MHz crystal oscillator, using timer counter 1, using interrupt mode, through P1.0 to make a light emitting diode turn on for 100ms, turn off for 300ms, and repeat. Assembly programming is used to ac...[Details]

Homemade LED Electronics   Clocks can be seen in many electronic newspapers and magazines, but most of them need to reset the time and other parameters after power failure, which brings a lot of inco...[Details]

#include "MSP430x44x.h"  void init_UART(void);  void uart_start(void);  void uart_send(void);  void uart_receive(void);  unsigned char RXDATA_BUF ,TXDATA_BUF ={0xbd,0x77,0x3d,0xc5,0xc6,0xf5,0x68,0x0d...[Details]

/********************************************************************** Read LCD status word to STA  function: used to judge busy or idle before writing data or commands to the LCD  *****************...[Details]

#include "MSP430x22x4.h"   #define uchar unsigned char  #define uint  unsigned int  #define comm  0  #define dat   1  #define sclk_1 P4OUT|=0x01 //sclk=1; 001----p4.0  #define sclk_0 P4OUT&=0x06 //sc...[Details]

In this example, a single-byte binary number (0X20) is converted into uncompressed BCD code and stored in 0X25, 0X24, and 0X23, where 0X25 is the hundreds place and 0X23 is the ones place. main: MOV ...[Details]

Infrared remote control is the most widely used remote control method. Infrared remote control devices have the characteristics of small size, low power consumption, strong functions and low cost. Th...[Details]

This article will introduce how to make an electronic keyboard using SPCE061A, and provide source code. If you have an experiment box from Lingyang University, it will be easy to complete, just a mat...[Details]

The wakeman interface adopts the USB interface mode, which supports the combination of accessories such as USB mono to Bluetooth headsets. In addition, it also serves as a power charging interface....[Details]