My boss asked me to modify a board. Change a direct-insert capacitor to a surface-mount one. There is only a PCB, no schematic diagram.
The original direct-plug capacitor is connected to the blue wire...
No longer in use, selling it: Sad: 90% new, no repairs or modifications, the baseplate is the same as cc2650dk, add two cc2650emk and it becomes cc2650dk Price: 800 yuan...
Author: Li Xuehai, Sun Qun, Hebei Telecommunications Vocational and Technical College, Li Congcong, North China Electric Power University From: Microcontrollers and Embedded Systems This article takes...
I use OMAPL138 chip, KSZ8041FTL network card, CCS3.3 platform, debug dsp, and transplant Ucos operating system. I connect the network port of the board and the network port of the host with a network ...
Haha, this is the first time I received such a high-end development board. My hands were shaking and the photos I took when I unboxed it were blurry. I need to study hard....
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]
With the continuous improvement of living standards and the increase in the proportion of urban aging, the household use of medical electronic equipment has gradually become a trend. Among them, the...[Details]
At present, a hot spot for the research and development of hearing aids abroad is concentrated in China. To be more precise, it is based on the research of Chinese language and speech, and the deve...[Details]
Preface
Sleep apnea is a very common sleep breathing disease. According to research, about 24% of adult men and 9% of adult women, or more than 2 million people, suffer from this disease ...[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]
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]
Abstract:
This paper introduces the excitation system designed for 3/3 phase double winding induction generator, which is composed of DSP and FPGA. The interface circuit of the control sys...[Details]
Billboards are information display terminals for the public, with a wide range of civil and commercial values. However, most of the information displayed on billboards is currently solidified in th...[Details]
Focus shift problem
Visible light and infrared light have different wavelengths, so the imaging focus is not on the same plane, which results in a clear image under visible light condition...[Details]
After being widely adopted in applications such as backlighting of portable products with small and medium-sized screens, light-emitting diodes (LEDs) have entered the field of general lighting in ...[Details]
Broadcom Corporation announced that its integrated digital TV system-on-chip (SoC) solution, the BCM3549, has been selected by LG Electronics for use in two new broadband high-definition television...[Details]
0 Introduction
A gyroscope is an instrument that can accurately determine the direction of a moving object. It is an inertial navigation instrument widely used in modern aviation, navigation...[Details]
Digital signal processors (DSPs) offer excellent multimedia performance. In general, they can run codecs at only 40% to 50% of the cycles of a general-purpose processor (GPP) core. DSPs also offer ...[Details]