[size=4][color=#000000]There is a radio program that allows song requests. One day, the host received a call from a prisoner. He said, "Host, I have a very good friend who was released from prison tod...
The serial port wants to be set to receive interrupt mode,/* Configure UART1 for 2400 baud. */AFIO->MAPR &= 0xFFFFFFFB; //No mappingGPIOA->CRH &= 0xFFFFF00F;GPIOA->CRH |= 0x000004B0;RCC->APB2ENR |= 0x...
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]
1. Principle 1. Infrared emission protocol There are many infrared communication protocols. This experiment uses the NEC protocol. This protocol uses PWM modulation and uses pulse width to represen...[Details]
1. Test conditions Hardware: STM32L432KC Main frequency: 80MHz Compiler: IAR 8.20.1 Compiler options: High Speed no size constraints CRC generator polynomial: 0x782f 2. Test Method The softwar...[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]
Today, under the guidance of a low-level expert, I learned how to configure the PWM module! Woof! First open the file configured last time, as follows: Then, we need to use TIM1 to set PWM: Then,...[Details]
The application of millimeter wave technology in mobile communications also involves a series of technical problems, including the large propagation loss of millimeter waves and the susceptibility ...[Details]
Since China began to try to produce panels independently in 1998, in 2018, China's panel industry has gradually upgraded from a marginal industry to the largest production scale. Especially in the ...[Details]
Superconductors have physical properties such as zero resistance effect, Meissner effect and Josephson effect, which make them have broad application prospects and unparalleled advantages in many b...[Details]
I rewrote the main part of this program. The program uses the watchdog as a normal timer and scans the digital tubes in the watchdog interrupt. In addition, I added a display buffer. If you want to d...[Details]
As shown in the figure, the author soldered a STM32F207VET6 board using a TQFP (32-100PIN) 0.55MM to direct plug adapter board. The board leads out the SWD debug interface (only PA13 and PA14 are occ...[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]
Single-chip microcomputer experiment design: It is required to use 8951 series single-chip microcomputer, design a pulse generator with a pulse width duty cycle of 50%, 25% adjustable, and a period o...[Details]
Recently, the National Development and Reform Commission announced that all foreign equity restrictions in the automobile industry will be lifted in the next five years. At the same time, as subsid...[Details]
The concept of AI is general and covers a wide range. What is the core of AI? Let's follow the network communication editor to learn about the relevant content.
On May 8, local time in the...[Details]