What is a collision?Except for some special application scenarios such as cultural relics theft prevention, it is rare for a reader to read and write only one tag. In fact, there are always multiple t...
Hardware I2CFinally, the controller was tuned. I have been hitting a dead end these days. In fact, the best reference is the one provided by TI . The code refers to the User's Guide and Application No...
[i=s]This post was last edited by alan000345 on 2020-8-11 23:53[/i]IntroductionWhen designing a switch-mode power supply, the main figures of merit (FOMs) include cost, size, and efficiency. [ 1] Thes...
Author: Zhou Wei, a member of Yibo Technology Expressway Media
Here's what happened: One day, a friend who has been following Mr. Gaosu suddenly sent us an email asking for help. The content is as fol...
Last time, we introduced how to use the CH1 channel of TIM1 to control the LED light to produce a breathing light effect, and raised the question of how to migrate the PWM output port.
So how do we ac...
Hardware Timer
Different from the two timers implemented by the rt-thread kernel, this timer relies on the built-in timer peripheral of the chip and relies on a stable and high-speed crystal oscillato...
Recently, the Shenzhen Pingshan Shahu Station distribution and storage project jointly built by Xiaoju Energy and China Electric Equipment Investment Company was officially put into operation. Relying...[Details]
I wrote a serial port receiving function gprs_callback and put it in the serial port interrupt, as follows:
void gprs_callback(void)
{
if(GprsCnt GRLEN)
GprsReceive = LPC_UART2- RBR;
}
The v...[Details]
According to foreign media reports, researchers from Russia’s Skolkovo Institute of Science and Technology (Skoltech) have proposed a method to increase the energy density of batteries by adjusting t...[Details]
Overview: This paper introduces the system design of collecting AC voltage and load current signals using HCNR200 and TMS320F2812 built-in ADC. HCNR200 is a high-precision linear optocoupler specia...[Details]
Shortly after BYD released the preview image of Han, on January 9, BYD once again released the official image of its flagship mid-to-large sedan Han. (Image source: BYD official WeChat) The offic...[Details]
In single-chip computer systems such as digital clocks, some timers and calendar clocks, when the main power supply DC5V is lost, it is called power failure. After power failure, the single-chip compu...[Details]
According to the latest survey by SellCell, current Apple users are largely disappointed with the iPhone 13 series and Apple Watch Series 7. The survey was conducted between September 23 and 30, tar...[Details]
By Tony King-Smith, Executive Consultant at aiMotive In this article, I will try to distill what I have learned to help engineers find real solutions when it comes to automotive AI hardware platfor...[Details]
The technology in cars is undergoing a fundamental technological shift. Software monitors the engine, plays music, alerts drivers to oncoming traffic hazards, and provides more functionality. However...[Details]
Thanks to IT Home netizen @数码少年V for his enthusiastic clue submission. Earlier this month, Nanjing Citizen Card released a demonstration video about the Jinlingtong geo-fencing function, in whi...[Details]
In a support document updated this week, Apple shared a list of products that should be kept a safe distance from implanted medical devices such as pacemakers and defibrillators due to potential magn...[Details]
OFweek Cup 2022 China
Robot
Industry Annual Awards (abbreviated as OFweek Robot Awards 2022) is jointly organized by OFweek, China's high-tech industry portal, and its authoritative robot p...[Details]
The UK Competition and Markets Authority (CMA) has launched an investigation into the dominance of Apple and Google’s smartphone platforms (iOS and Android), app stores (App Store and Google Play Sto...[Details]
The internal resistance of the current source is large relative to the load impedance, and fluctuations in the load impedance will not change the current. It is meaningless to connect a series resi...[Details]
Today we will introduce an inverter (see Figure 1) which is mainly composed of MOS field effect tubes and ordinary power transformers. Its output power depends on the power of MOS field effect tube...[Details]
RF/Wirelessly
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