Changed to a new CPU, BSP also changed. (Previously, the stream driver written by EVC was done) For SDHC (SDIO interface, SD card interface). Generally speaking, the following stream interfaces SDH_Cl...
In the current PC I/O mode, external devices are usually mapped to the CPU's I/O address space and are assigned a specified IRQ (interrupt request), or in some cases a DMA channel. These system resour...
[size=3][color=#252525]I would like to share a note from many years ago to show you how to combine digital and analog to create some innovations. Only by truly digesting and absorbing the principles a...
I recently encountered a problem in a project. Four subroutines are used in the main program. Do the types of the variables in the subroutines need not be defined?
If the variable type is not defined,...
The driver I wrote cannot be displayed after being burned in, and the driver written by others cannot be displayed after being burned in. I don't know what's going on. Could it be that the 5V 12864 ca...
In the early 1990s, portable phones were all the rage. With the rapid development of electronic technology, today's mobile phones can not only send emails and text messages, but also take photos, ch...[Details]
1 Overview
Drugs are like a "double-edged sword". They can treat diseases but can also cause serious adverse consequences. The dual nature of drugs depends on whether they are used rationally....[Details]
The circuit shown in the figure is a three-digit tachometer used to measure low frequency signals with a repetitive time interval of 0.235 to 15 seconds. The tachometer has a speed range of 4 to 255 r...[Details]
Ultrasonic tooth cleaning machines have been widely used in the medical field. Most ultrasonic tooth cleaning machines used at home and abroad now use analog oscillation circuits. There are the follow...[Details]
Introduction
The market for wireless telemetry products is developing rapidly. Recently, the industry has also set off a revolution in wireless applications. Wireless telemetry technol...[Details]
1 Overview
The BP01 pressure sensor is specially designed for monitoring blood pressure and is mainly used in portable electronic sphygmomanometers. It uses a precision thick-film ceramic chip and...[Details]
Introduction: Design of automated test systems
Challenges
To ensure the quality and reliability of products delivered to customers, test managers and engineers use automated test system...[Details]
In the development of high-stability lasers, real-time monitoring of the working state of the laser is an issue that needs to be focused on. This system realizes the high-stability laser temperatur...[Details]
Adding "intelligence" to measurement systems is becoming more common as 8-bit microcontrollers are inexpensive, widely available, and can be programmed using today's common high-level languages, su...[Details]
introduction
Controller Area Network (CAN) is a bus standard proposed by Bosch of Germany to solve the information communication between automotive electronic control units. With its exc...[Details]
At present, TPMS (tire pressure monitoring system) is mainly divided into two types, one is indirect type and the other is direct type. The direct TPMS system has been affected by its poor alarm ac...[Details]
The difference between CCD and CMOS sensors Mr.OH! briefly introduced CCD and CMOS in the second lecture, but for most students, what they see is a combination of integrated chips! The detailed int...[Details]
Most blood glucose meter implementations include some consumables such as test strips or chemical reagents, and the key to the operation of such equipment is to ensure that these test strips are re...[Details]
Faced with increasingly fierce market competition and increasingly picky users, automakers and auto parts suppliers have been working hard to innovate - products with newer technological content an...[Details]
0 Introduction
Cadence Design Systems Inc. is the world's largest provider of electronic design technology, program solutions and design services. Its solutions are designed to enhance and...[Details]
Embedded System
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