I want to configure P1.0-P1.3 as input and P1.4-P1.7 as output. The program is as follows: P1DIR = 0xf0; P1OUT = 0xff; Then I measured with a multimeter and found that P1.0 and P1.3 were low level. Wh...
I installed WinCE6.0 again today, but the installation was still unsuccessful. I reinstalled the entire system to install it. The situation is as follows: 1. Installed VS5 and SP1 2. Installed WinCE6....
When I connect external control components and sensors to my board, 430 will not run. However, if I unplug everything except the external power supply, 430 will start running. Then I can connect the e...
[b] STM32 overclocking has been developed to the limit by netizens. However, few people use LPC175x overclocking. If you search on GOOGLE, there are several pages of links for STM32, but few useful li...
Has anyone changed the state of the slider (up/down, left/right) of a tree-view control in EVC++? The default is gray, which is too ugly. I want to change it to the color I want. How do I change it?...
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]
The concept of state machine
State machine is an important concept in software programming. More important than this concept is its flexible application. In a clear and efficient program, ther...[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]
introduction
The Steyr diesel engine produced by Weifang Diesel Engine Factory has huge power and is one of the main power models widely used in China's heavy machinery and large trucks. In ...[Details]
Introduction
Zero-IF receivers are not new; they have been in use for some time, with cellular handsets being a key application area. However, their use in high-performance receivers such as...[Details]
0 Introduction
The traditional measurement method of measuring gravity acceleration by a simple pendulum in university physics experiments generally uses a mechanical stopwatch for manual timing and...[Details]
Semiconductor devices used in high-end computing (advanced microprocessors) and consumer electronics (graphics and gaming chipsets) devices generally provide data rates up to 6.4Gbps through high-s...[Details]
1. Introduction
According to the definition of the International Electrotechnical Commission (IEC) and the American Instrument Society (ISA), fieldbus is a digital, two-way transmission, multi...[Details]
1. Introduction
PROFIBUS is an international, open asynchronous serial communication standard, which is widely used in manufacturing automation and process automation, buildings, transportatio...[Details]
In order to reduce the proportion of data transmission time in the entire system processing time index, the data transmission rate should be no less than E1 (2.048Mb/s), and the communication...[Details]
In the "mistress war", Zhou Hongyi constantly questioned Lei Jun, firing at Lei Jun on issues such as the cost, profit, configuration, and marketing methods of Xiaomi mobile phones.
The "m...[Details]
With the development of military equipment, its functions are becoming more and more powerful, the equipment is becoming more and more complex, and the requirements for test systems are becoming highe...[Details]
When a relatively high voltage rail (12V) must be stepped down to relatively low levels (3.3V, 1.8V), the converter traditionally used is a DC/DC switching controller driving an external MOSFET. I...[Details]
Angle sensors are often used in measurement and control systems to collect various angle parameters or measure the speed of rotating mechanisms. At present, some angle sensors with mature technolog...[Details]
On June 29, according to Reuters, Finland's Helsinki Daily published an article today saying that Nokia Chairman Risto Siilasmaa still expressed confidence in the management after the company announce...[Details]
Microcontroller MCU
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