Use stm32f103c8t6 to generate PWM to drive brushless motor. The brushless motor comes with a driver board, brake, and encoder. A strange phenomenon was found. Only when the 5V from the tablet computer...
Abstract: This paper introduces the national standard device for measuring the static characteristics of ADC and DAC in my country and its measurement technology. This standard device can realize full...
It's like this, I'm facing a hurdle that I can't get over. I now have a single-chip microcomputer and an LCD display. I want to measure a signal frequency and display it on the LCD screen after calcul...
PrefaceThe display and serial port data printing have been debugged, which is very helpful for the following work. You can see the ADC sampling value very intuitively. We choose PA1 , which is the ADC...
I am studying the USB keyboard hot-swap problem under WINCE4.2 recently. The driver I wrote can be used when the USB keyboard is plugged in for the first time, but it does not work when it is unplugge...
Inverter power supplies can be divided into two types: active and passive inverter power supplies. However, it may be difficult to understand active power supplies and passive power supplies from the ...
In the past few days, the news that ZTE was "banned" by the US Department of Commerce has triggered widespread reflection and concern in various domestic industries about the lack of independent co...[Details]
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]
I recently upgraded MDK to V5.25 and found that there are many libraries in the Managing Run-Time Environment. Compared with the past, it is much better, from the bottom-level driver to the upper-le...[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]
1. Heart rate measurement principle 1. What is a heart rate module? The heart rate module is professionally used to monitor the heart rate of the wrist, fingers, forehead, earlobe, chest and other ...[Details]
The photovoltaic industry has become a new business card for China to the world. It not only represents China's leading technology, but also constantly breaks various records with its development spee...[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]
//******************************************************************************/ #include msp430.h //Note: There must be a delay between two transmissions, otherwise it cannot be sent again, seria...[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]
#include avr/io.h #include avr/interrupt.h int main() { DDRB|=0X20;//Set PWM waveform output, connected to port PB5, see the comment of OCR1A=15625 for details DDRE=0X04; PORTE=0X04; DDRA=0XFF; P...[Details]
Recently, in the display industry,
quantum dot
display technology has become popular, and major manufacturers have flocked to it and started to produce
quantum dot
displays. However...[Details]
The watchdog timer is a counter whose basic function is to restart the system after a software problem or program runaway occurs. The watchdog counter counts automatically when it is working normally...[Details]
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