Choose a black box with the following functions: when 4V level comes, quickly increase the voltage to 0.6V, then discharge to 0.5V, then give 4V level, quickly increase the voltage to 0.6V Roman]0.6V[...
RT, I would like to ask those who have used it, if you don't want to use Code Generator, can you create a new project like a normal microcontroller? How difficult is it? Thank you @...
Hello everyone! How do you consider electromagnetic interference when making PCB boards? For example, when we use a 12M crystal oscillator for a microcontroller, is it feasible to use a metal cover to...
The original program writes two C array files named bios1.c and bios2.c at the beginning of flash0 and 2. There is a progress bar and logo when booting. I want to change the two letters in the boot lo...
I've been using Ethernet recently, and I have two questions I'd like to ask you. First: Is it possible to connect two PHYs on the same board, directly TX1(+/-)-->RX2(+/-), RX1(+/-)-->TX2(+/-), without...
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]
On April 17, the U.S. Department of Commerce suddenly announced that it would completely ban U.S. companies from
selling parts, goods, software and technology
to
ZTE
within 7 years. This als...[Details]
In our common sense, the word technology often has two definitions. The first is the technology sealed in the laboratory. They are like flowers on the mountain top. Only a few people on the mountai...[Details]
1. Purpose In actual product release, if the program stored in the MCU Flash is not protected, some illegal companies may read the program in the Flash through an emulator (J-Link, ST-Link, e...[Details]
1. Purpose Since the number of times the STM32 FLASH can be erased and written is limited, in order to protect our FLASH and extend the use time of the MCU, we can debug on the SRAM. SRAM is a ...[Details]
When the domestic discussion about "ZTE being banned" was hot, Alibaba officially announced the acquisition of chip supplier
Zhongtianwei
, but the investment amount was not disclosed. At t...[Details]
LAN8720 configuration: IP: 192.168.192.30 Gateway: 192.168.192.1 A high frequency of ARP packets is detected The content of the packet asks for the mac address of 192.168.192.1, and asks the resp...[Details]
Nowadays, everyone is saying that "technology is people-oriented". The essence of the development of technology is to serve the improvement of the quality of life of human beings. Automated driving...[Details]
At the beginning of the new year of 2018, after the release of the national photovoltaic policy, we found that the state’s support for village-level poverty alleviation power stations has not weake...[Details]
I believe that many netizens who have watched "Interstellar" will remember this classic line, "Do not go gentle into this good night, nor let passion be drowned by the gloom of twilight". Different...[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]
China Energy Storage Network News:
"As the world's first third-generation blockchain, Anda Chain, which has China's independent intellectual property rights, will be launched globally in the ...[Details]
Independent watchdog (IWDG) and low power mode are often used in STM32 development. The watchdog is to detect and solve faults caused by software errors, and the low power mode is to enter sleep mode...[Details]
The independent watchdog of STM32 is driven by a dedicated internal 40Khz low-speed clock, that is, it is still effective even if the main clock fails. Here we need to note that the clock of the inde...[Details]
stm32/stm8
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