VE-23W-EU-F3

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]

When designing a product, if the application environment's requirements for power isolation are not considered, the product will be unstable due to improper design, and even high voltage may damage t...[Details]

The adoption rate of serverless cloud computing is gradually increasing, but it has not yet reached people's expectations. Various surveys show that serverless is still an eme...[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]

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]

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]

     12864 LCD parallel port driver is more commonly used, but considering that sometimes the IO port of the microcontroller or MCU is limited, the serial driver method can be used. The following is ...[Details]

Caijing reporter exclusively learned that Huawei will merge and reorganize a number of departments in the near future. Some cloud-related business lines will be incorporated into the Cloud ...[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]

/**********（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]

; /* = ... ; | ; | ;I. LCD scanning principle: | ;Forward scanning: COM on=V CC ,COM off=1/2VCC, corresponding to SEG=1, it outputs VSS, and 0, it outputs VCC. | ;Reverse scanning: COM on=VSS,COM of...[Details]

;*************************************************************************** ; Photoelectric automatic track tracking vehicle.dt ;*********************************************************************...[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]