The minimum system board of STM32F103C8T6 (made by myself) can run after downloading the program using the serial port, but the program disappears after reset or power failure. I want to know how to u...
My STM32's USART1 is connected to a GSM module. When I use JLINK online simulation, I can see data coming through the serial port after sending a text message. But I download the code directly to the ...
Everyone often talks about sandbox browsers, but they only know that there is such a thing, but they don't know what the specific principle of the sandbox is and what technology is used to implement i...
Some information about the CLUE development board is summarized for your referenceKey Features :The main chip is Nordic nRF52840 BLE, 1 MB flash, 256KB RAM, 64 MHz Cortex M4 core
1.3-inch 240×240 colo...
High efficiency and low standby power consumption are two major challenges in today's switching power supply design. Resonant topology or LLC topology is becoming increasingly popular because it ca...[Details]
introduction
With the continuous optimization of surface mount technology (SMT) and the rapid development of chip component manufacturing technology, the application of chip mounters in the el...[Details]
1. Introduction
Automobile pollution is one of the most important issues that people are most concerned about and need to solve urgently. As an important method for detecting automobile exhau...[Details]
introduction
The emergence of high-performance, low-power embedded CPUs and high-reliability network operating systems has made it possible to implement applications with large amounts of comp...[Details]
From the PIC16F946 datasheet, we know that there are two ways to write values to the LCD for display:
1. Directly write the value to LCDDATA1~LCDDATA23
2. Use disconnect t...[Details]
With the development and widespread application of computer technology, especially in the field of industrial control, computer communication is particularly important. Although serial communication g...[Details]
1 Introduction
Water resources are the basic conditions for human survival and the lifeline of economic development. The reality shows that due to the global shortage of water resources and th...[Details]
LED guardrail lights use fluorescent tubes or LEDs as light sources and continuous guardrails as carriers to form an approximately linear guardrail light strip. This article mainly introduces...[Details]
With the rapid development of wireless
digital communication
, more challenges have been raised for integrated circuit design and testing. In the product design stage, in order to ensure
t...[Details]
The launch of Shenzhou IX is imminent, and Tiangong is welcoming visitors again. Yesterday, Professor Fu Qiang, Vice President of the Institute of Science and Industrial Technology of Harbin Instit...[Details]
The future energy storage hotspot is not coal or iron ore, but lithium. This lightest metal in nature may be the heaviest resource in the future energy landscape. China launched an ambitious electr...[Details]
1. Tips for charging UPS for the first time
After purchasing a new UPS, plug the UPS into the 220V mains power grid and charge it for at least 12 hours to ensure that the battery is fully char...[Details]
1 Introduction
Lijia'an Yellow River Diversion Culvert is a large gravity diversion gate in the lower reaches of the Yellow River. The Yellow River Diversion Culvert is located in Lijia'an Vi...[Details]
In some motion control systems with simple control or low cost requirements, stepper motors are often used as actuators. The biggest advantage of stepper motors in such applications is that they ca...[Details]
The circuit has overcharge protection, over-discharge protection, over-current protection and short-circuit protection functions. Its working principle is analyzed as follows:
1 Normal state
...[Details]
stm32/stm8
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