Among TI’s wireless MCUs is the CC3220 dual-core device, which includes an ARM? Cortex?-M4 core and a dedicated network processor core with an integrated transceiver. The MCU is available in three var...
Why does the same 422 driver chip have different signals and different output high levels? When passing a pulse signal with a pulse width of 10ms and 1Hz, the output high level is 4.5V, but when passi...
NB-Iot stands out as a narrowband Internet of Things technology in various industries, and its applications cover multiple fields. In this article, the editor of Jixun will explain the main applicatio...
[i=s]This post was last edited by ddllxxrr on 2021-5-16 15:55[/i]This chapter really shocked me, because I didn't understand a lot of the knowledge. This is how I have been for many years.
It’s quite ...
Data validity
The data on the SDA line must remain stable during the high period of the clock. The high or low state of the data line can only change when the clock signal on the SCL line is low.Start...
Source: https://www.icxbk.com/article/detail/986.html
PrefaceI have been working on motor control for half a year. The most basic motor control is the six-step square wave drive of the brushless DC mo...
This paper uses the new embedded chip LM3S1138 as the main controller to intelligently control the charging and discharging characteristics of lithium-ion rechargeable batteries and the actual need...[Details]
1.
Accurate primary-side constant voltage/constant current controller (CV/CC) eliminates the need for optocouplers and all
2. Secondary-side CV/CC control circuits
3. No curre...[Details]
AC tachometer generator is a kind of generator commonly used in industry, shipbuilding and other fields.
The residual voltage of an AC tachometer generator usually refers to the voltage in the...[Details]
According to industry veterans, "wireless" and "environmental protection" will become the two major trends in the future smart home industry. According to another analysis, China currently has more t...[Details]
Artificial intelligence has been developing rapidly in recent months. Microsoft announced that it will work with research lab OpenAI to invest $1 billion to build "general artificial intelligence" (A...[Details]
Because when driving the bare board, it needs to be interrupted Exception MMU MMU is a memory management unit in the CP15 coprocessor, which is embedded in the ARM chip. Its function is to map virtua...[Details]
Use timer0 interrupt to flash the LED Heat. c /* * init.c: do some initialization */ #include "s3c24xx.h" void disable_watch_dog(void); void clock_init(void); void memsetup(void); void copy_...[Details]
On December 30, 2019, State Grid Corporation of China completed the new round of rural power grid transformation and upgrading one year ahead of schedule, and all projects were completed and put in...[Details]
Building a virtual instrument system can be divided into five steps:
(1) Select operating system and software development platform. When building virtual instruments, most will use Windows operating ...[Details]
At present, many algorithms have been proposed for speech recognition, but these studies are basically based on a relatively pure speech environment. Once there is noise and interference in the e...[Details]
FP6277 is a synchronous rectifier boost IC from Taiwan Yuanxiang, packaged as SOP-8 (EP). Its PWM circuit has a built-in 30mΩ high-side switch and a 30mΩ low-side switch, which makes the regu...[Details]
Speaking of the word "involution", I believe most of my friends have a lot to say. However, today's "involution" is no longer limited to the workplace, but has even penetrated into the automotive ind...[Details]
Goertek Co., Ltd. released its 2019 semi-annual report, achieving operating revenue of 13.576 billion yuan, a year-on-year increase of 61.11%; net profit of 524 million yuan, a year-on-year increase ...[Details]
Wireless Connectivity
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