Today I saw the STM32 remote upgrade solution that uses GPRS for remote upgrade. Now I have used the process on the Internet to set up serial port IAP. First, burn the bootloader firmware on the devel...
As the title says: Please compare: What is the difference between [b]#define uchar unsigned char[/b] and [b]typedef unsigned char uchar[/b], and what are the advantages and disadvantages?...
I think there is something wrong with the installation of the meter in this circuit. It should be installed on the branch of resistor R4.
The meter is ready-made, and any current within 1MA can be rea...
This book is written by analog electronics master Li Lian (Fudan University). It is very thorough and explains in detail the design, principle and application of op amps. You will definitely regret it...
I am going to do a small project recently :), in which I am going to use BQ24196 for power management, to realize automatic control switching between external adapter and battery, and to realize autom...
I read the description of the Open1081 library and it seems much lighter with only a few functions. But it is not easy to use it. I have learned the Bluetooth library CC2541 before and it seems more c...
Event: The company simultaneously released its 2017 annual report and the first quarter report of 2018. In 2017, the company achieved revenue of 8.886 billion yuan, a year-on-year increase of 48.01...[Details]
Recently, the results of the 2018 German Red Dot Design Award were announced. GoodWe, a company located in Suzhou High-tech Zone, stood out among thousands of outstanding design products from 5...[Details]
On April 24, Sungrow released its annual financial report. The report shows that in 2017, Sungrow's global shipments reached 16.5GW, of which domestic shipments reached 13.2GW, a year-on-year incre...[Details]
Serial Port: 一. USART_ITConfig(USART1, USART_IT_TXE, ENABLE): As long as the transmit register is empty, there will always be an interrupt. Therefore, if you are not sending data, turn off the tran...[Details]
Since the first draft of the 5G
NR standard was officially launched at
the end of 2017
, the
5G
commercialization process has taken a substantial step forward. From that moment on, mo...[Details]
As many companies listed with
the concept of
touch screen
begin to "transform and upgrade", the official voice of the TP industry is getting smaller and smaller. At the same time, the list o...[Details]
In the Huaxing Optoelectronics LCD panel
factory
located in Guangming New District, Shenzhen
, apart from a few people repairing machines, it is often difficult to see other people. Here, ev...[Details]
This program mainly uses the comparison output function of the timer to generate PWM waves to control the LED. The comparison output of timer A corresponds to P2.3 P2.4. Therefore, a matching working...[Details]
This program is used in the development board to generate sounds of different frequencies. The overall program is relatively simple, mainly using two timers. The code and my comments are as follows. ...[Details]
1. Brief description A summary of "How to build uClinux kernel transplantation on ARMSYS development board with S3C44B0X as core", including the analysis of Bootloader function and the key co...[Details]
With the development of information technology, intelligence, informatization and networking have become the development trend of modern industrial control. Since the 1980s, the rapid development...[Details]
On the eve of 5G
commercialization,
ZTE
has established and adhered to
the
5G
pioneer strategy, focusing on
5G
end-to-end solutions, and investing in standard setting, ...[Details]
According to MEMS Consulting, single-chip radar system-on-chip (SoC) is becoming one of the most popular new sensors . Its widespread adoption in automobiles has greatly increased sales, thereby pr...[Details]
1. Function and purpose There are two pins BOOT0 and BOOT1 on each STM32 chip. The level status of these two pins when the chip is reset determines which area the program starts from after th...[Details]