Data learningDownloaded the chip data sheet version 1F from Qinheng's website. The CH224 series includes three chips, CH221K (SOT23-6), CH224K (ESSOP10), and CH224D (QFN20). The main function is to su...
[i=s] This post was last edited by tiankai001 on 2019-1-8 10:54 [/i] [b]4. Typical collector DC circuit of NPN transistor with negative power supply 2 [/b][align=left][color=rgb(34, 34, 34)][font="]Th...
Based on IPM05F 3Sh board: FOC motor control 400V sensorless and sensory encoder all design data summary (schematic diagram/BOM table/reference program/debugging instructions, etc.)IPM05F three-resist...
I recently worked on AD7190, and the sampling results when no-load are roughly as follows:Is this correct? I don't understand, please help me. Thank you!...
This article is about security extension in the RISC-V knowledge graph series. It mainly introduces all the security capabilities of the RISC-V architecture in realizing the TEE trusted execution envi...
Bus, bus, I always get stuck in it. The signals in this world are all the same, but there are tens of thousands of buses, which is a headache.In general, there are three types of buses: internal bus, ...
According to a report by Central News Agency, panel manufacturer Innolux and touch screen chip manufacturer Elan Electronics have successfully entered the supply chain of Huawei's new tablet computer...[Details]
0 Introduction
Virtual instrument is a brand new concept of instrument. It is a major breakthrough in the concept of traditional instrument. Its appearance has ushered in a new era of instrument ...[Details]
Simulate I2C to read the date and time in the clock chip PCF8563 #define SCLK_Clr() GPIO_ResetBits(GPIOD, GPIO_PIN_1) // Clock signal of SDA IIC interface #define SCLK_Set() GPIO_SetBits(GPIOD, GP...[Details]
Learning is the process of meeting challenges and solving difficulties. Without challenges, there is no fun in life. The following uses the MSP430 series microcontroller as an example to explain the ...[Details]
I have always wanted to write a post to summarize my learning experience, experience and methods. Today I finally started writing it. Haha, this is my experience, experience and method of learning ...[Details]
Apple released its fourth quarter results for fiscal 2020 on October 30. The report showed that Apple's iPhone sales in the fourth quarter were US$26.44 billion, a sharp drop of 20.7% from US$33.362 ...[Details]
In recent years, competition in the electronic component distribution industry has intensified, and customers have higher and higher requirements for technical support and value-added services. This...[Details]
The xCORE-XA™ architecture combines an ARM® Cortex®-M3 processor with a configurable xCORE™ multicore microcontroller to create a low-cost, low-power, programmable SoC solution
Bristol, UK, Oct...[Details]
NTC thermistor is one of the common types of thermistors, mainly composed of semiconductor ceramic materials. NTC thermistors are negative temperature coefficient thermistors, that is, the resistance ...[Details]
Researchers have discovered a set of new icons in the iOS 14 code, which feature two new headphones in black and white. Apple analyst Ming-Chi Kuo said that in order to improve its product line in ...[Details]
/************************************************************** The program has been debugged and can be used directly. If the MCU is different,
Only need to modify the IO int...[Details]
#include sbit P1_0 = P1^0; void Delay(); // The following references must be consistent with the uppercase and lowercase letters here, otherwise there will be warnings or errors void Main() { while...[Details]
The wire harness tester is a high-efficiency and high-quality testing instrument that is now used in many national key scientific research fields and industrial manufacturing fields. It has been wide...[Details]
According to Juheng.com, TSMC held a legal briefing today (14) and announced that its capital expenditure this year will reach US$25 billion to US$28 billion, far higher than the US$22 billion origin...[Details]
Vicor Corporation has announced the launch of a new user-configurable high-performance PRM VI chip module. The new PowerBench tool suite allows designers to configure the PRM module specifications and...[Details]
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