Open Book is an open source hardware device for reading books in all the languages of the world. It includes a large screen and buttons for navigation, as well as audio options for accessibility and p...
[i=s]This post was last edited by dcexpert on 2021-2-19 08:40[/i]From: https://forum.micropython.org/viewtopic.php?t=9829p=55021#p55021Ported from the arduino library, use two GPIOs, one as a touch in...
I want to use PCA to do hardware PWM. What is the fastest speed I can achieve? I want to get 140KHZ but I find that it needs at least 256 divisions....
I 14:24:20There is no difference between 50 pieces and 100 piecesSTC 14:25:53The price is the sameSTC 14:26:02But you have to buy the whole plateSTC 14:26:09160 per plateI 14:26:28How many pieces are ...
What are the causes of PCB board welding defects?
In order to ensure the overall quality of PCB boards, excellent solder should be used during the production process to improve the solderability of PC...
I have seen many beginners confused about reading and writing ID codes of PIC16 series microcontrollers. To be honest, the information on this aspect is not very complete. Some textbooks may involve ...[Details]
We often use the STM32 ADC function to test external voltages. In some situations where the accuracy is not high, we generally use 3.3V as the reference voltage to calculate the measured voltage valu...[Details]
Research on High Frequency PCB Design with Protel99 SE
With the advancement of electronic technology, the complexity and application scope of PCB (printed circuit board) have developed rap...[Details]
I often read things, sometimes in books, sometimes on the Internet, and sometimes I suddenly realize that I should make some summaries. Recently, I wanted to summarize the timing and delay issues of ...[Details]
Recently, Wuhan Municipal Bureau of Economics and Information Technology announced the results of the 2024 unicorn enterprise certification. 44 enterprises in the city were selected, of which 31 were ...[Details]
Zoss Automotive Research Institute released the "2023-2024 China Commercial Vehicle Internet of Vehicles Industry Research Report", analyzing and studying the market size of China's commercial vehi...[Details]
As a powerful Cortex-M3 chip, why can't LPC1788 be ported to Linux? Because like ARM7, LPC1788 does not contain MMU - memory management unit. MMU is necessary for advanced operating systems (W...[Details]
Recently, J. Eric Purcell, director of "manufacturing quality" at Tesla's Fremont factory in California, announced his resignation. Purcell has been with Tesla for nearly seven years. He has held a...[Details]
"High-speed NOA will be available for the entire series when it is launched, and urban NOA will be available nationwide in August this year." At the launch conference of Xiaomi SU7, compared with t...[Details]
First, turn the multimeter to the test diode end, touch one of the transistor pins with the red probe of the multimeter, and use the other probe of the multimeter to test the remaining pins until the...[Details]
Short-distance wireless transmission has the advantages of strong anti-interference performance, high reliability, good security, few restrictions on geographical conditions, and flexible installat...[Details]
With the rapid growth of China's economy, especially the launch of major projects such as "Safe City", "3111 Pilot Project", "2008 Beijing Olympics" and "World Expo" in recent years, Guangzhou Tian...[Details]
800V, 5C, 9 minutes and 30 seconds, 400 kilometers. This series of data is the latest report card handed over by Ideal. In official terms, based on an 800V high-voltage pure electric platform and 5...[Details]
On the evening of October 22, at the HarmonyOS Night and Huawei's All-Scenario New Product Launch Conference, my country's first domestically produced mobile operating system, Huawei's HarmonyOS NE...[Details]