What are the types of LDOs used in portable mobile devices?Common 6206, 65Z5 ripple test methodsThe comparison test data that engineers like to see the most:[b][color=#5E7384]This content is originall...
The DS1307 calendar module I use also comes with an AT24C32 EEPROM chip. See the picture below for details. The DS1307 chip on the left and the AT24C32 chip on the right.This EEPROM has 16-bit address...
I have a board, and I am sure that there is something wrong with the program. I searched the Internet for a long time and found that there are very few posts about H8S/2398. After looking at the circu...
The chip is RL78G13
Development environment CS+
I used the code generator. After generating the code, I could not find the code related to the option byte. Where did the code generator put the code re...
[i=s]This post was last edited by cruelfox on 2021-1-31 11:06[/i] The difference between the ESP32 chip and the most common ARM MCU is quite large. First of all, because of the different processor co...
Guys, help please
If the ESP32+microPython board needs to be upgraded during use, I don't know how to do it nowThe current idea is this:
1. Program upgradeThe program remotely downloads the file main-...
Explosion-proof motor speed regulation principle
The essence of speed control motor is based on power control. There are two kinds of power control principles. One is electromagnetic power con...[Details]
A text file is a computer file consisting of several lines of characters. It has a variety of formats, such as doc, txt, inf, etc., depending on the storage method of the text. The text file usually r...[Details]
Wireless charging is not a new technical solution. In fact, there are a lot of wireless charging applications in our daily life, such as electric toothbrushes, electric shavers, and other consumer el...[Details]
1. PLC features
(1) High reliability. Since most PLCs use single-chip microcomputers, they are highly integrated. In addition, the corresponding protection circuits and self-diagnosis function...[Details]
1. Detection of high voltage diodes Use the multimeter "R×10k" to measure the two ends of the high-voltage diode. Its forward resistance is about 8 to 10 kΩ, and its reverse resistance is... If t...[Details]
In today's era, advanced technologies that change the way of production and life through science and technology have emerged one after another, and the transportation industry has also undergone trem...[Details]
Problems: I encountered a very rare and very strange problem. When the logic analyzer ground wire was connected to the circuit board ground wire, the logic analyzer software would prompt an error. ...[Details]
Yesterday, digital blogger @数码闲聊站 exposed a new Xiaomi flagship and revealed that the new phone will be equipped with a 2K resolution high-definition screen and also support 1920Hz PWM dimming.
...[Details]
On the evening when Xiaopeng Motors launched the G3 2020 model, an investor friend found Che Zhijun because this friend bought an old model G3 at the end of June under the sales pitch of Xiaopeng Mot...[Details]
1. External interrupt 0, 1; caused by the level signal of pin /INT0, /INT1 respectively. 2. Timer/Counter 0, 1; caused by the overflow of T0, T1 respectively. 3. Serial port sending, receiving; cause...[Details]
Ⅰ. Write in front The previous article talked about TIM precise delay (blocking type) . Its main feature is precise delay. During the delay process, blocking delay cannot do anything else and can onl...[Details]
Although LED high-definition display screens are monochromatic, each color LED still has a half-wave width of about 30~50nm, so its color saturation is limited. The colorful nature is so beautiful...[Details]
Recently, Jim Keller, who is regarded as the chip god by many hardware enthusiasts, had an in-depth interview with Ian Cutress, and talked about many CPU-related topics. As usual, let's review Jim Ke...[Details]
On October 25, 2019, many electric bicycle companies gathered at the Nanjing Expo, with various exhibits and colorful displays. Xingheng Power Supply, located in the center of Hall 7, stood out wit...[Details]
ABB Robot Safety Zone is an important function to ensure that the robot does not cause harm to personnel and equipment during operation. When designing and implementing ABB Robot Safety Zone, many ...[Details]
Mobile and portable
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