Question: I need to connect the 9B96 development board to the computer via USB, and it will appear as a large-capacity storage device in the computer (although it only has a few hundred KB capacity). ...
[i=s]This post was last edited by qdsantian on 2015-2-27 17:10[/i] [img=500,256]http://bbs.cmiw.cn/data/attachment/forum/201502/13/191252z7s0pm6zp7maea37.jpg[/img] The problem is solved, thank you eve...
Regarding the design and electronic control of the perpetual calendar controlled by a single-chip microcomputer (including circuit schematics), I urgently need someone who is capable or has a finished...
I am compiling ACE+TAO under VxWorks, and a compilation error occurred. I searched previous posts and found that the compilation requires two patches, make3_80.gvk_patches and make3_80.tor2_2.new_depe...
As for dot matrix, most people don't pay much attention to it. Here I will also talk about my opinion on dot matrix! The dot matrix is divided into rows and columns. The 8 pinson the top are rows, and...
The circuit working principle of the device is shown in Figure 13. When the wire mesh Fe is intact, the ① and ② pins of LSE are connected in series, its ④ pin outputs a high level, the transistor VT i...
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]
A single-chip microcomputer is also called a single-chip microcontroller. It is not a chip that completes a certain logical function, but a computer system integrated into one chip. In general, a c...[Details]
Microchip's PIC18F46J50 is a low-power, high-performance 8-bit USB microcontroller (MCU) using nanoWatt XLP technology. The current in deep sleep mode can be as low as 13nA, the operating voltage i...[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]
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]
Abstract: In order to generate a stable excitation signal, the design of a digital frequency synthesizer is implemented on FPGA using Verilog hardware language. The design includes accumulator, wav...[Details]
Two simple circuits are implemented to drive two LEDs from a battery powered microprocessor.
This design is based on a circuit that uses three resistors and a microprocessor I/O pin as an input h...[Details]
From the PIC16F946 datasheet, we know that there are two ways to write values to the LCD for display:
1. Directly write the value to LCDDATA1~LCDDATA23
2. Use disconnect t...[Details]
Microcalorimetry
is used to determine energy relationships. Microcalorimetry techniques are often required when performing calorimetric experiments with small sample sizes or slow heating rat...[Details]
1 Introduction
In recent years, there have been many major advances in the production technology and processes of automotive headlights, which have greatly improved the performance of automoti...[Details]
This controller uses PIC16C54 single-chip microcomputer as the controller, and it is very easy to use: just connect a telephone line to the loudspeaker through the controller, and you can rem...[Details]
Different initialization between C8051F and 80C51 series microcontrollers
In the past 30 years, major electronic component manufacturers in the world have launched their own unique single-chip...[Details]
In today's body control module (BCM) designs, savvy engineers are moving away from electromechanical relays whenever possible. Their next step is to eliminate fuses. But is eliminating fuses a nece...[Details]
With the rapid development of wireless
digital communication
, more challenges have been raised for integrated circuit design and testing. In the product design stage, in order to ensure
t...[Details]