I am so depressed, who can provide a detailed voltage detection chip? I posted a post about undervoltage indication a few days ago, but did not get a satisfactory reply. This matter is quite urgent. I...
I used the RX23T development board, and the code generated by the online code generator. After compiling, I clicked "debug" and that's it. The development board is connected and the driver is installe...
I want to collect the amplitude of a sinusoidal signal. I learned on the Internet that I can use high-speed AD and sampling and holding circuits such as LF398 to obtain the amplitude. However, with th...
The program is not big. You can refer to others'. The Keil C program is written using interlaced scanning. The problem now is that the first four lines and 9 to 12 lines are not lit. There is no probl...
The video recording quality is too bad. I don't know what's wrong with the camera. The audio and video are always out of sync. I took two screenshots. If you can't bear to watch my video, you can look...
International Solar Photovoltaic Network News: Chinese inverter company Sungrow announced that it will build a 3GW photovoltaic inverter manufacturing plant in Bangalore, the capital of Karnataka, ...[Details]
After searching a lot of information, I finally understood the time base timer. I did not use any library functions but operated the registers directly. The following introduces the systick in STM32...[Details]
The trade war between China and the United States has become the focus. The United States has begun to play the ban card against Chinese technology companies. The ZTE incident shows that if the ban...[Details]
The last two blogs talked about a version problem of STM32CubeMX and the problem of hardware reset. When you solve these two problems, you will find that after the program is burned into the board, t...[Details]
Automotive LCD Instrument Clock EMI Solution As early as 2014, the market size of China's automotive full LCD instrument has reached 3.506 billion yuan, and it is expected that by 2020, this s...[Details]
Autonomous driving
and
5G
are the two hot topics that global companies and media are paying the most attention to, and the combination of the two is the focus of everyone's attention....[Details]
STM32 uses FSMC to read and write CPLD programs. CPLD is hung on the address line and data line of STM32. CPLD is regarded as an off-chip RAM for reading and writing. On the board I made, CPLD is hun...[Details]
The day before yesterday, another mainland technology company submitted a prospectus to the Hong Kong Stock Exchange. The company is called "Jia Nan Creative (hereinafter referred to as 'Jia Nan')"...[Details]
1) Independent watchdog has no interrupt, window watchdog has interrupt 2) Independent watchdogs can be divided into hardware and software, while window watchdogs can only be controlled by software...[Details]
ADC: 1. The ADC module inside STM32 has three ADC1, ADC2, and ADC3, which are independent of each other, so synchronous sampling can be performed. 2ADC input clock must not exceed 14MHz, it is genera...[Details]
1. What is PWM What is PWM? Professionally speaking, it is pulse width modulation. In layman's terms, it is the continuous output of high and low levels. For example, the microcontroller outputs...[Details]
In the 80C51 single-chip microcomputer, the clock frequency is known to be 6MHz. Please program P1.0 and P1.1 to output square waves with periods of 2s and 0.5s respectively. Please give the answer a...[Details]
One addend is in the on-chip RAM 40H, 41H, 42H units, the other addend is in the on-chip RAM 43H, 44H, 45H, and the sum is stored in the 50H, 51H, 52H units, with the carry bit stored in 00H. Please ...[Details]
(1) JTAG is a communication standard used for real-time and fast communication between computers and microcontrollers. The JTAG function of AVR (only available on some models) makes AVR debugging ver...[Details]
//Note: The GCC-AVR version used in this article is WinAVR20100110 Interrupts are not part of the C language, and the implementation of interrupts is implemented by the compiler. Therefore, the writ...[Details]