6. Short-circuit protection circuit 1. When the output end is short-circuited, the PWM control circuit can limit the output current to a safe range. It can use a variety of methods to implement the cu...
[p=30, null, left][color=#333333][b]1 Design of dimming controller[/b][/color][/p][p=30, null, left][color=#333333] In daily life, we often need to adjust the brightness of lights. This dimming contro...
Does CC2500 Configuration Registers (0x09 ADDR) refer to "its own address" or "the source address allowed to receive data"?Also, when using fixed-length packets, is the first byte written to the TX FI...
For 80,000
ZTE
(000063.SZ) employees and more Chinese ICT (information and communication technology) industry practitioners, the news from across the ocean on the evening of April 16 kept t...[Details]
"Originally, there are many people who can design very good
chips
, but the market does not give domestic
chips
the opportunity to iterate, and domestic companies cannot give engine...[Details]
In the actual project development process, we often need to get the running time of a section of code. The usual method is to use an oscilloscope to measure it. This blog post will use SysTick to acc...[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]
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]
Timing and protocol are two key points in digital system debugging, and they are also where logic analyzers can play their most valuable role. How can we use a logic analyzer to quickly complete wiri...[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]
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]
/* Unfortunately, it cannot generate a standard 38kHz frequency square wave, there is a little error*/ #include reg51.h #define uchar unsigned char #define uint unsigned int sbit Waveout=P1^0; //P...[Details]
As shown in the figure, the circuit is required to count and display the number of times the button is pressed. When the button is pressed once, the count value increases by 1 (it is required to accu...[Details]
LiDAR is a comprehensive light detection and measurement system. Compared with ordinary radar, LiDAR can provide high-resolution radiation intensity geometric images, distance images, and speed im...[Details]
1. ATMEGA128 Data Sheet Watchdog Timer The watchdog timer is driven by an independent 1 MHz on-chip oscillator. This is a typical value at VCC = 5V. See the characteristic data for typical val...[Details]
In one of my products, there are two chips, AVR and PIC, at the same time. When AVR drives the relay, then drives the contactor. PIC is used for display. I found that PIC actually has a little interf...[Details]
Analogue and Mixed Signal
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