I have configured an IO port as an external interrupt input port, and I need to use this port in the program to obtain the external input level. How can I reconfigure it as a normal IO input? ?...
[color=blue][b] [size=3] Harvard University President Lawrence H. Summers once suggested that "innate differences" between men and women may explain why there are fewer top female professionals workin...
The IC data collection required for this system is as follows:1. LPC1768:2. LPC1114:
3. dp83848:
4. Huawei GTM900 wireless module product description manual:5. 24C02:
6. LCD1602:
7. LM2596-5.0:
8. DS1...
[Event Introduction]The 2019 College Student Electronic Design Competition is about to begin. Netizens who are preparing to participate this year are probably already in preparation.For the first time...
It is known that the clk_in clock is 50MHZ, and I am using TI DSP C6455. The main frequency of this chip is 1GHZ. 1. What is the operating frequency of the CPU after the DSP is powered on? Is it 50MHZ...
Hardware designers have begun to adopt FPGA technology in high-performance DSP designs because it can provide 10-100 times faster computing than PC-based or microcontroller-based solutions. Previou...[Details]
Instrument stepper motor
The stepper motor is an open-loop control element that converts electrical pulse signals into angular displacement or linear displacement. In the case of non...[Details]
1 Introduction
Building Automation System (BAS) is a distributed monitoring system (DCS) designed according to distributed information and control theory. It is the result of the mutual de...[Details]
1 Introduction
With the development of control, computer, communication, network technology, etc., a new control technology, namely fieldbus, has emerged in the field of industrial control...[Details]
LED lamps and bulbs are now rapidly replacing incandescent, halogen and CFL (compact fluorescent lamp) light sources in many general lighting applications. Flyback DC/DC converters are the power su...[Details]
0 Introduction
High-precision current source can provide high-precision current supply for precision instruments, and is suitable for automatic measurement tasks of various resistors in semico...[Details]
Introduction
Nowadays, people pay more and more attention to the security alarm system, and people have higher and higher requirements for the functions and performance of the alarm. This paper prop...[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]
introduction
When it comes to the production of mobile phone lithium-ion batteries, the first thing that comes to mind is Japan's industrialized mechanical assembly line, NOKIO, MOTOLROLA's st...[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]
Direct digital frequency synthesis (DDS) has fast frequency switching and modulation capabilities and is widely used. However, when low power consumption and low cost are the main considerations, D...[Details]
Power supply is often the most easily overlooked link in the circuit design process. In fact, as an excellent design, power supply design should be very important, which greatly affects the perfor...[Details]
DigRF
is
poised to replace the two main forms of data communication paths between RF and baseband semiconductor devices:
analog
signaling, and proprietary digital signaling (paralle...[Details]
Today's automotive application developers face numerous design challenges as modern cars add more electronic functionality, while the need for lower power consumption and smaller printed circuit bo...[Details]
Synchronous buck designs are becoming increasingly difficult, and the selection of suitable ICs is becoming quite narrow. This Design Idea combines a current-mode PWM IC used in a flyback regulator...[Details]
stm32/stm8
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