[size=14px]After experiencing various delays, I finally received the NXP Rapid IoT that I had been looking for on the last working day of 2018. According to the plan, the first week was to do a prelim...
I have a question. When the SPWM wave generated by the 200HZ sine wave and the 20KHZ triangle wave passes through a 400HZ low-pass filter, why does the restored sine wave fluctuate?...
Learn the latest robotics technology and concepts from Grant Imahara : https://training.eeworld.com.cn/course/5160The series will feature everything from robotics theory to real-world robot use scenar...
[i=s]This post was last edited by dcexpert on 2021-2-16 21:39[/i]Modified the examples/mandel.py example in the MicroPython source code to test the computing performancefrom time import ticks_ms, tick...
I want to use operating systems, such as uCOS, FreeOS, VC's multithreading, etc., but I don't understand some concepts very well.Is the time slice of each thread fixed? If it is fixed, sometimes the t...
[align=left][color=#333333][font=微软雅黑][font=新宋体][size=3] The system tick timer is very important in the operating system. It can provide a good system clock beat, just like our heart, beating at a cer...
introduction
Capacitive sensors generally convert the measured change into a change in capacitance. At present, various types of sensors based on this principle have been widely used in measuri...[Details]
During the Qingming Festival, we recall the past. Today, we will take a look at those graphics card, motherboard, and mobile phone brands that have disappeared from people's sight. Graphics card ma...[Details]
The importance of single-chip microcomputers has gradually increased in the post-PC era. Now, the most discussed topic among more electronic designers and enthusiasts is the design of embedded systems...[Details]
Electronic devices can be divided into two categories: analog and digital. Analog devices have continuous voltage changes, while digital devices process discrete binary codes that represent voltage sa...[Details]
1. Basic configuration (1) Power: Set PCSSP0/1 in the PCONP register; (2) Clock: Select PLCK_SEL0 in the PCLK_SSP1 register; select PCLK_SEL1 in the PCLK_SSP0 register. The clock must be divided ...[Details]
Hytera Communications Corporation Limited ("Hytera") announced that it received a notice from the United States District Court for the Northern District of Illinois ("Illinois Court") today that the ...[Details]
According to foreign media reports, the US branch of Q-Free, a Norwegian toll collection and intelligent transportation system (ITS) provider, will use real-time data to manage the complex and divers...[Details]
Advantech, a global leader in the Internet of Things, held its first Smart Service Business Group Global Partner Conference in 2020 at the Linkou Internet of Things Park. The conference focused on "A...[Details]
I will not go into details about other contents. Now I will paste the three required tables. Table 1 Exception type, priority and vector address Table 2 Register organization in ARM state (Thumb ...[Details]
On December 28, the famous overseas communications media lightreading published an article by commentator Padraig Belton, reviewing Huawei's various situations this year and looking forward to the fu...[Details]
Shanghai Anqiwei Microelectronics Technology Co., Ltd. (hereinafter referred to as "Anqiwei") has obtained tens of millions of yuan in Series A financing. This round of financing was led by China Aer...[Details]
Well, I have to admit that I am very used to using Freescale's XS128 microcontroller. But when I first started using atmega8, what I disliked most was that atmega8 could not operate IO pins, and had ...[Details]
Statistical reports show that in the first quarter of this year, in the Chinese smartphone market, priced between US$600 and US$800 (approximately RMB 4,100 to RMB 5,500), Huawei has become the absol...[Details]
Low noise characteristics Several features reduce system noise generated by the power supply. Wide resistor-programmable switching frequency range: A resistor on the RT pin can program the switch...[Details]
There is a wireless video transmission technology in the multimedia conference room system. This technology is realized by a wireless touch screen, that is, a video signal is displayed on the wireless...[Details]