This time we will practice the dynamic display of digital tubes
1. Objectives
The stopwatch is operated by using three dip switches and four digital tubes, that is, one dip switch starts timing, one d...
[p=25, 2, left][font=微软雅黑, "][b]Suggestions[/b][/font][/p][p=28, 2, left][font=微软雅黑, "]Some beginners spend a lot of time on theory, but still don't understand PLC after half a year. In fact, they jus...
As the COVID-19 pandemic has forced more people to work from home, the role of the Internet of Things has become increasingly important. However, the Internet of Things is provided through competing n...
[i=s]This post was last edited by ccmj4708 on 2020-2-16 15:31[/i]During the Spring Festival, I had a lot of free time. I wanted to use this time to learn about TI's DSP chip, model TMS320F28035. This ...
Why do we need to debounce buttons?Key debounce The switch used for the common keys is a mechanical elastic switch. When the mechanical contacts are opened and closed, due to the elastic effect of the...
Prize-winning live broadcast: TI low-power MCU products and Zigbee wireless solutions video playback summary!Session 1: MSP430 low-power analog peripherals enable portable home healthcare productsSess...
According to news on August 2, according to Loongson Zhongke, the domestic CPU3A6000 will be launched in the fourth quarter of this year. Relevant testing institutions will have 3A6000-related test d...[Details]
The past quarter was a process in which Tesla transferred its production capacity in the United States to Europe and China. Before Tesla's own public data was released, we looked at the overall distr...[Details]
In this project, I will use the cheap ESP32 board to build an internet broadcasting device with a large 3.5-inch display.
You may not believe it, but in this project we were able to buil...[Details]
Bandwidth is known as the first indicator of an oscilloscope and is also the most valuable indicator of an oscilloscope. The division of the oscilloscope market is often based on bandwidth as the prim...[Details]
1. STM8S external interrupt wake-up First understand the interrupt resources of STM8S Let's look at the interrupt management of STM8S. STM8S uses software priority and hardware priority to contr...[Details]
The following introduces the principle of PIC microcontroller and 16-bit serial D/A conversion:
1. Basic principles
The D/A converter is equivalent to a decoding circuit that converts dig...[Details]
Today, Lu Weibing, Vice President of Xiaomi Group, President of China, and General Manager of Redmi brand, explained on Weibo why the Redmi K30 Pro does not use a hole-punch screen. He said this is a...[Details]
Sustainable smartphone manufacturer Fairphone has announced the release of Android 10 update for its 6-year-old modular phone, Fairphone 2, which was originally released in 2015 with Android 5....[Details]
What is DMX512?
Figure 1. Block diagram of a discrete DMX512 receiver.
DMX512 system configuration using ADM2487E
Figure 2 shows a simpler, more integrated is...[Details]
May 25, 2023, Shanghai, China - Smartway (Shanghai) Electronic Technology Co., Ltd. has launched two new high frame rate industrial area array CMOS image sensors - SC235HGS and SC135HGS, 2MP and 1.3M...[Details]
First, the materials to be prepared are: a board, an 89c51/52 chip, a 51 chip socket, a 12MHZ crystal oscillator, a 10 resistor, and a 10uf electrolytic capacitor. Two 20-33pf ceramic capacitors, som...[Details]
Automobile information security has gradually received more attention, and laws and regulations related to network security have been promulgated one after another. In this context, the AUTOSAR org...[Details]
Friends who are familiar with LABVIEW know that LABVIEW provides IN OUT instructions similar to assembly language, which can directly operate computer ports. This is prohibited in general programming ...[Details]
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