https://detail.tmall.com/item.htm?spm=a1z10.5-b.w4011-18883888937.65.c8162af80RiU46id=576897750536rn=2113700bcd9e6682e833730a455c6a29abbucket=19skuId=3880525425703This one is 80% new. I replaced the o...
When the indoor CO2 concentration exceeds 1000 ppm , the human body will experience symptoms such as drowsiness, shortness of breath, lack of concentration , etc. If the concentration gradually increa...
In this picture, what are the changes in the collector voltages of the two transistors? What are the functions of the operational amplifier at the front end and VR10?...
This is the formula in the picture above. What I don't understand is how the VL drawn with a red line is merged into the formula below. Could you please teach me?...
GD32E231C-START unboxing. After waiting for so long, I finally received the board and sample today. The packaging is very simple.Black text on a white board. Next, you can build the circuit while prog...
For the configuration of the UART communication data format, please refer to the uart.c file in SDK/driver_lib/driver/.The two steps to configure hardware flow control in UART communication are as fol...
Low power, isolated power supplies are useful for industrial sensors, such as for simple loop alarms. When a 50/60Hz transformer is used for power as low as 0.25VA, this is overkill when only a few...[Details]
FlexRay Bus
FlexRay bus is a new communication standard jointly developed by BMW, Philips, Freescale and Bosch. It is designed for in-vehicle networking. It uses a time-based trigger mechanism...[Details]
Shenzhen Dotong Intelligent Aviation Technology Co., Ltd. released the world's first 8K foldable drone - EVO II. After 6 years of technical research and careful polishing, Dotong Intelligent returned...[Details]
1. Function: To measure the temperature. When the temperature reaches or exceeds the set temperature, the buzzer will sound an alarm. 2. Performance indicators: Temperature range: -40℃~300℃, resoluti...[Details]
I am currently developing an LED light product using the stm8s003 MCU. I am using the PWM output function of TIM2, using TIM2_CHANNEL3, and the PA3 pin is multiplexed as TIM2_CH3. 1. How to reuse t...[Details]
Jiwei.com reported on June 15 that last night, Apple officially launched the Beats Studio Buds true wireless noise-cancelling headphones, which support spatial audio, active noise reduction, and IP4X...[Details]
After the STM8 EEPROM is reset, if you want to write data, you must unlock it first, otherwise you will not be able to write data. Unlocking means writing to FLASH_DUKR in sequence: The first hardwar...[Details]
Thanks to netizens for submitting their reports, the more reliable digital blogger @长安数码君 revealed today that the Honor Band 6 will be released in the near future and is expected to become the ...[Details]
I personally think that if you master one of the microcontrollers first, you can learn about the others and get started quickly. If you don't have these conditions, I suggest you learn 51 microcont...[Details]
1. Don't trust the internal IO pull-up and pull-down of stm32 too much. If necessary, connect pull-down resistors externally. 2. When using the JTAG IO port as a normal IO port, you must first disabl...[Details]
a) Purpose: Basic PWM output and interrupt coordination application. The output is PB1, configured as TIM3_CH4, which is the LED6 control pin of the target board.
b) F...[Details]
As the 2024 European Championship in Germany approaches, the enthusiasm for sports events around the world is gradually heating up. In this craze, not only the players on the field are attracting m...[Details]
Compared with batteries, supercapacitors have many advantages, such as wide operating temperature (from -40℃ to +70℃), high energy density (up to 5kWh/kg), and green raw materials. And its lifespan i...[Details]
The method to identify the three poles of thyristor is very simple. According to the principle of PN junction, you only need to use a multimeter to measure the resistance between the three poles. T...[Details]
Abstract: Join hands with more ecological partners to move forward and explore the infinite possibilities of green and high-quality development
On October 17, the National Investment Promotion...[Details]