1. Reasons for Zigbee reconnection(1) Zigbee disconnects due to poor signal quality caused by interference from various reasons.(2) The coordinator restarts.
2. Processing of Zigbee terminal reconnect...
Full month photo You are so happy What are you excited about?Cute photos when feeding. Don’t stare at my bottle There are quiet times too Ignore me and look at me pouting Our little Doudou. When Doudo...
I used the voltage obtained by the 5V voltage regulator to power the microcontroller. After measuring, the voltage was about 4.2V, which was not very stable. I programmed the I/O port of P2.2 to outpu...
Many photography beginners are confused about how to choose a camera. In fact, as long as they figure out their real needs, they can make an appropriate choice, of course, also taking into account the...
In order to save money, I plan not to add a follower between the measured signal and the AD chip. Does anyone know how big the input internal resistance of the AD chip is? Will it affect the sampling ...
The Sino-US trade war has already started. Trump's series of actions have had a negative impact on the global economy, such as increasing tariffs on Chinese companies and restricting domestic compa...[Details]
In the actual project development process, hardware circuits often need to be modified, and the modified parts need to modify the driver. Thinking about the coming and going of such requirements is t...[Details]
In simple terms, high-end chips solve many complex problems, mid-range chips solve a single complex problem, and low-end chips solve a simple problem. Let's learn more about the relevant content wi...[Details]
Regarding the PHY construction of LWIP, the PHY chip used is LAN8720A, RMII mode. Regarding the hardware connection part, the Atomic board F407 is used, and the hardware connection is as follows: ...[Details]
LAN8720 test code arrangement 1. Modified based on two projects, namely "Experiment 55 Network Communication Experiment" of Zhengdian Atom ATK and "STSW-STM32070" routine of ST official The hardware ...[Details]
Artificial intelligence
There is no inherent bias in AI. It does not "think" something is true or false for reasons that cannot be explained by logic. Unfortunately, human bias exists in mach...[Details]
ZTE was punished, and Hou Weigui, who had already retired, had to come out of retirement again and run around to mediate. Let's follow the embedded editor to learn about the relevant content.
...[Details]
The F1 racetrack is roaring with engines, and a fierce F1 race is about to begin. I am not a fan of racing cars, and I have nothing to do with this world, but
I spent a special day here
because...[Details]
From the functional classification, it can be divided into: 1. Active control ADAS: ACC/AEB/LKS, etc. 2. Warning ADAS: FCW/LDW/PCW, etc. 3. Other auxiliary ADAS: BSD/ADB/panora...[Details]
In order to strengthen the traceability management of recycling and utilization of power batteries for new energy vehicles, and to standardize and guide all relevant parties to fulfill their tracea...[Details]
The clock system of STM32 can be directly summarized in a diagram (from the STM32F10X reference manual). The following is an analysis of this diagram 1. STM32 input clock source 1.1 Function of cl...[Details]
OSC_IN and OSC_OUT are external crystal pins by default. If you do not use an external crystal oscillator on the STM32, how to connect OSC_IN and OSC_OUT If you use the internal RC oscillator instead...[Details]
China Energy Storage Network News
: On January 26, the second theme maker camp "Energy Internet Town" of the "Xiongdian Acceleration Maker Space" of the Xiong'an New Area Power Supply Company...[Details]
The following are several programming examples for driving the buzzer under S3F9454/9444 for reference. A. The first one is the ordinary IO high and low level driving method ...[Details]