......................................................................................................... -0.6V to V
CC
+1.0V
Storage temperature ...............................................................................................................................-65°C to +150°C
Ambient temperature with power applied ................................................................................................-40°C to +125°C
Our board refers to the hardware design of the SD interface of other 2440 boards. We can read and write SD cards without OS, which means the hardware is ok. We need someone to make a CE-based driver t...
[i=s]This post was last edited by qwerghf on 2017-12-7 22:05[/i] In the previous section, we have a preliminary understanding of XMC4700. Now let's study the schematic design of the XMC4700 developmen...
Using the MCU's ADC as keyboard input, you need to input the ten numbers 0 to 9. The ADC range is 0 to 3.3V. The circuit is as shown below. How to choose the appropriate value of the resistor? If anyo...
After testing the ADC conversion of the internal temperature and reference voltage, the ADC test on the board was then started. The manufacturer provided four ADC-related examples. The first one is th...
1.What does diagnostics test?generally?cover?
?
A. ASIC
B. Memory
C. Component
D. Data Path
E. All of the above2.If ASIC, component A, transmits data to ASIC, component B, an error occurred.A. 50% com...
This program is written to simulate the serial port hardware mechanism. When used, a timed interrupt can be set with a time interval of 1/4 baud rate. The receiving function is called once for ea...[Details]
DSP (digital signal processor) is used more and more frequently in today's engineering applications. There are three main reasons for this: first, it has powerful computing power and is capable of ...[Details]
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Only a small number of LED manufacturers can produce high-quality LEDs. For applications that are only used for simple indication, low-quality LEDs are sufficient. However, high-quality LEDs must...[Details]
1. Introduction
With the increasing popularity of fully automatic washing machines, consumers have higher and higher requirements for their environmenta...[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]
Currently, the commonly used solar cell technologies include monocrystalline silicon solar cells and polycrystalline silicon thin-film solar cells. Production process: Monocrystalline silicon solar...[Details]
The production process of lithium batteries does not mention the previous processes such as material preparation, winding, liquid injection, and packaging, but only talks about the final formation ...[Details]
In order to prevent the lithium battery from being damaged by abnormal conditions such as overcharge, over discharge, and overcurrent, a lithium battery protection device is usually used to prevent...[Details]
1. Brief Introduction
With the continuous development and improvement of single-chip microcomputer technology, single-chip microcomputers have been widely used in all walks of life, and ...[Details]
0 Introduction
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The ways to reduce costs are: ① Use the Bluetooth data transmission...[Details]
The platemaking machine is an indispensable device in platemaking and printing, and plays a very important role. The platemaking machine is a device used to make printing plates. The principle is c...[Details]
0 Introduction
In the fields of petroleum, chemical industry, metallurgy, electricity, textile, light industry, water conservancy and other industries and scientific research, relevant pressur...[Details]
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