As shown in the two pictures below, the first method is to use a bend to make up for the equal length error of the differential lines. The second method is to slightly increase the spacing between the...
Is there any senior who knows about the stcstc89c52rc microcontroller? I am learning it myself. If you have any information on learning microcontroller programming, please share it with me. Thank you...
[i=s]This post was last edited by fish001 on 2019-8-8 22:51[/i]I didn't use Keil, I used IAR.
The MCU source code is as follows:#include msp430f5529.h#include "SPI.h"#include "MAX7456.h"
#define uint ...
In the previous chapters (Signals and Slots and Custom Signals and Slots), we introduced the new syntax of signals and slots in Qt 5 in detail. Since this change is large, many problems that did not s...
Dear experts, I am eager to find the AT91SAM7S64 evaluation board routine. I hope some friends can send it to me. Thank you very much:):), or send it to my email [url=mailto:whwshiyuan@126.com]whwshiy...
Example PurposeDemonstrates the use of AT32F4xx_CAN filter. The filter is mainly used to selectively receive messages.
Supported models:AT32F403xxAT32F403AxxAT32F407xxAT32F413xxAT32F415xx
Main periphe...
Traditional broadcasting systems generally need to be operated manually at a fixed time, and can only realize one-way broadcasting with few functions. Traditional bell ringing equipment has a singl...[Details]
1. Circuit composition
The whole circuit consists of two parts:
1. Power saving control circuit
As shown in the figure below. Including delay circuit and drive circuit.
(1) Delay ci...[Details]
This article discusses how to wake up a touch-sensitive device such as a tablet without touching the device, using basic gesture recognition and novel proximity sensors. The article discusses the p...[Details]
1. Introduction
With the growth of parking demand, the scale of parking lots is becoming larger and larger. A lot of research has been done on intelligent parking lots in China, but most of th...[Details]
Converged processors meet scalability requirements
In current embedded system design, solutions based on MCU, DSP, FPGA and ASIC account for more than 90% of the market share. These solutions ...[Details]
In public places such as schools, government agencies, factories and mines, as well as public corridors in residential areas, the phenomenon of long-burning lights is very common, which causes a h...[Details]
1. Background:
The instrument system parameter detection and control of the chemical production workshop of Tangshan Coal Gas Coking Plant are all analog instruments, some of which are eve...[Details]
LED lamps and bulbs are now rapidly replacing incandescent, halogen and CFL (compact fluorescent lamp) light sources in many general lighting applications. Flyback DC/DC converters are the power su...[Details]
At very low temperatures, certain metals and alloys lose their resistance to electric
current
and become
superconductors
. Two parameters that are often measured are the transition ...[Details]
The TPS92210 is a single-stage LED lighting pulse width modulation (PWM) controller. The TRIAC dimmable solution not only regulates the LED current, but also achieves a power factor close to 1. The...[Details]
Since the late 1990s, with the demand for higher system efficiency and lower power consumption, the technological update of telecommunications and data communication equipment has promoted the deve...[Details]
0 Introduction
High-precision current source can provide high-precision current supply for precision instruments, and is suitable for automatic measurement tasks of various resistors in semico...[Details]
Introduction
Nowadays, people pay more and more attention to the security alarm system, and people have higher and higher requirements for the functions and performance of the alarm. This paper prop...[Details]
At present, how various communication technologies will evolve after 3G is a focus of great concern in the industry. Especially for TD-SCDMA, whether it can achieve smooth evolution to the next gen...[Details]
1 Introduction
Ultrasound refers to elastic vibration with a frequency higher than the audible frequency limit (i.e., in the frequency band above 20 kHz). The propagation process of this vib...[Details]