I want to ask an expert. I have a two-machine communication. Machine A performs AD conversion and transmits data to machine B for processing, while machine B receives and scans the keyboard. The probl...
My main program is as follows#include#include \"tms320lf2407.h\"interrupt void nothing() //dumb interrupt subroutine{return;}void main(){/* write a string to stdout */puts(\"hello world!\\" ;}The erro...
I recently used edk to implement an external interrupt. I wanted it to be triggered by the rising edge, but it was triggered by both the rising and falling edges. I would like to ask the experts how t...
Use IAR to connect J-Link to debug AM335x : https://training.eeworld.com.cn/course/267? ? In the development process of AM335x, using an emulator to debug AM335x is an indispensable step. TI officiall...
I recently encountered some terminals. Since these terminals are easy to make mistakes, I found them according to the specified BOM, but found that the library files in them are difficult to import. H...
There is an EVC program with a series of functions such as SipShowIM(SIPF_OFF). I want to port the program to WinCE5.0/EVC4/ARM9(i.MX27) platform. WinCE5.0 supports SipShowIM() and other functions. (I...
At present, the development of wireless power supply technology for electric vehicles (EVs) is becoming more and more active. In 2012, Volvo of Sweden established Volvo Technology Japan in Tokyo as...[Details]
Assume that data is read from 8-bit AD (if it is a higher-bit AD, the data type can be defined as int), the subroutine is get_ad();
1. Limited secondary filtering
/* A value can be adjust...[Details]
In early 2002, I started to write a working program for an IC card prepaid electricity meter. The meter used Philips' 8-bit 51-expanded single-chip microcomputer
87LPC764
, and wa...[Details]
Automotive applications are particularly sensitive to EMI events, which are unavoidable in a noisy electrical environment consisting of a central battery, bundled wiring harnesses, various inductiv...[Details]
Floating-point digital signal processing has become a constant requirement for precision technology, often in applications requiring high accuracy in areas such as aviation, industrial machinery, a...[Details]
In order to highlight the concept of "energy saving and environmental protection" of intelligent buildings, solar street lights are designed for intelligent communities. The inclination and capacit...[Details]
1 Introduction
Solar street lights are mainly composed of four parts: solar photovoltaic cell components, batteries, charge and discharge controllers, and lighting fixtures. The bo...[Details]
Although it is relatively easy to check the stability of a simple amplifier at lower frequencies, it may be much more difficult to evaluate the stability of a more complex circuit. This artic...[Details]
Overview
In spectral measurement, photomultiplier tubes (PMT) and charge-coupled devices (CCD) are often used as photoelectric converters. PMT is used in slow-changing, high-precision spectral...[Details]
The rectified DC voltage is then converted back to AC using power electronics such as insulated gate bipolar transistors.
The output voltage is switched on and off at a high frequency, control...[Details]
1. Tips for charging UPS for the first time
After purchasing a new UPS, plug the UPS into the 220V mains power grid and charge it for at least 12 hours to ensure that the battery is fully char...[Details]
When developing electronic products with processors, how to improve anti-interference ability and electromagnetic compatibility?
1. The following systems should pay special attention to anti-...[Details]
In some motion control systems with simple control or low cost requirements, stepper motors are often used as actuators. The biggest advantage of stepper motors in such applications is that they ca...[Details]
introduction
As
a
software
development platform in the field of professional measurement and control, LABVIEW contains rich data acquisition, data signal analysis and powerful DAQ a...[Details]
1 Introduction
The early stage control system used relay control. Due to the large number of stage equipment, the number of control elements is huge and the wiring is complicated. Therefore, th...[Details]
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