Personally, I understand that Microsoft displays the MDD layer of the serial port driver and needs to implement the PDD layer itself. Today, under PB5.0, I saw a SERPDDCM folder in D:\WINCE500\PUBLIC\...
I have an NXP p89LPC9221 chip, which is used to control the 7-segment digital tube display and is programmed using the ICP port. I now set p0.0, p0.1, and p0.2 to open-drain output; P0M1 |= 0x07; P0M2...
[i=s] Last edited by s364147694 on 2014-4-7 14:15 [/i] The time for one ADC sampling conversion is sampling time + conversion time, the formula is = (4 x ADC12CLK x N) + (13 xADC12CLK/Fadc12clk)) But ...
I need help from kind people. I need the C program and simulation diagram for the 51 single-chip microcomputer to realize the 4-bit common cathode digital tube digital temperature upper and lower limi...
As shown below, EBOOT has scheduled NK to the memory and has jumped to NK for execution. 0x0101 func 35 OEMIoControl: Unsupported Code 0x101008c - device 0x0101 func 35 0x0 ... FMD::FMD_Init FMD::FMD_...
I want to learn microcontrollers and I am ready to buy equipment. Can you recommend some good things? I want to buy a multifunctional programmer, but I don't know what kind of programmers are there? C...
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]
1. Overview
Will passive devices
produce nonlinear intermodulation distortion? The answer is yes! Although there is no systematic theoretical analysis, it has been found in engineerin...[Details]
Remote keyless entry (RKE) systems have become popular with users, with more than 80% of new cars in North America and more than 70% in Europe equipped with RKE systems. In addition to the obvious ...[Details]
On the afternoon of July 10, Beijing time, Taiwan's largest chip designer MediaTek expects its smartphone chip shipments to grow by double digits in the third quarter of this year, and the company is ...[Details]
Experimental tasks
A DS18B20 is used to form a temperature measurement system. The temperature measurement accuracy reaches 0.1 degrees. The temperature range is between -20 degrees and +50 de...[Details]
In 2012, more than half of the cars in the European, Japanese and American car markets will be equipped with color displays, navigation systems, satellite communications and other in-vehicle infota...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guangzho...[Details]
Introduction
In industrial control, speed measurement is often required. Generally, a contact tachometer is used. This tachometer must be placed against the center of the shaft to measure. It...[Details]
1 Battery technology determines the fate of energy vehicles
Regardless of whether new energy vehicles are hybrid or pure electric vehicles, they cannot do without the core technology of batter...[Details]
1 Introduction to the overall system solution
The hardware part is mainly used to amplify the sound. When the sound is loud enough, the signal can be introduced into the microcontroller for de...[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]
1. Introduction
AS-Interface bus technology is an intelligent network that uses a single cable to connect sensors and actuators to controllers, transmit data, and provide power. It can be used...[Details]
Introduction
Temperature and humidity control are widely used in people's production and life. People use thermometers and hygrometers to collect temperature and humidity, and control temperatu...[Details]
The rapid development of the automobile industry has promoted the progress of global machinery, energy and other industries, as well as the development of economy, transportation and other aspects,...[Details]
(1) Open circuit voltage of the battery
(2) Internal resistance of the battery
(3) Battery operating voltage
(4) Charging voltage
Charging voltage refers to the voltage applied ...[Details]
Embedded System
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