In msp430f149, the xin pin and xout pin are connected to the 8M crystal oscillator, but the 8M crystal oscillator cannot vibrate.
The procedure is like this
#include msp430x14x.h
void main(void) { uns...
Timer event (adding steps) 1. #define SAMPLEAPP_Timeing_MSG_DOOR 0xD1DE //#define SAMPLEAPP_Timeing_MSG_DOORTIMEOUT 5000 added by myself 2. Add this in the task processing function if (events & SAMPLE...
micro2440 timer interrupt, use timer 1, the corresponding port has no output. The following is the program segment //Interrupt IST DWORD TIMER_IST(LPVOID lpParameter) {DWORD dwRes = 0; BOOL bRes = 1; ...
One of the problems I encountered here is that I don't know how to determine whether a dll has been loaded by the system. My own idea here is: 1. Print the serial port debugging information. If the in...
I have a handheld device running WINCE. After turning on the GPRS module, I can browse the web. Now I want to use this GPRS module to send and receive information. What else do I need to do? Are there...
External interrupts can enter the interrupt program by sending a pulse to the I/O port. Timer interrupts can enter the timer interrupt program when the time is up. I would like to ask what kind of tri...
introduction
In the discharge process of tokamak plasma physics, the study of rupture and sawtooth is of great significance. Rupture and sawtooth exist in most tokamaks. Rupture is a notew...[Details]
The Portable Digital Data Acquisition System (PDDAS) uses LabVIEW Real-Time and PXI to control the wind tunnel test and record air pressure data from 128 different channels.
"The LabVIEW Real-...[Details]
System design is a complex process. It is not enough to just use ICs. There are many details to consider. This article uses a high-fidelity music playback system as an example to introduce how to s...[Details]
1. Introduction
With the gradual automation and modernization of industrial control systems, fieldbus control systems have received more and more attention and application. CAN bus is currentl...[Details]
5. Identifiers and keywords of C language
A complete PIC microcontroller C language program usually consists of six parts: include files (i.e. header files 1, variable definitions, variable de...[Details]
AD8205 is
a single-supply high-performance differential
amplifier
launched by
Analog
Devices of the United States
. The typical single-supply voltage is 5V, and its common-mode volta...[Details]
Vertical cavity surface emitting lasers (VCSELs) are gradually replacing traditional edge emitting lasers, especially in low bandwidth and short-distance communication systems where cost factors ar...[Details]
1 Introduction
The Third Steel Plant of Jigang Group is a key investment project of Jigang Group during the "15th Five-Year Plan". It has introduced first-class domestic and foreign advanced eq...[Details]
hint:
The number of speakers and their spacing limit the sound field of a portable stereo system.
Spatial audio attempts to artificially recreate the experience of listening to sounds i...[Details]
Abstract: In recent years, with the establishment and grid-connected power generation of a large number of solar photovoltaic power stations at home and abroad, photovoltaic grid-connected inverter...[Details]
1 Basic Features
In computer control systems and various intelligent instruments and meters composed of single-chip microcomputers (or microprocessors), various external analog signals must be ...[Details]
In the "digital pressure measurement" experimental device of applied physics, the subject technical knowledge of analog circuits, digital circuits, sensors and single-chip microcomputers is used. In o...[Details]
store
To prevent moisture, LEDs should be stored in a dry and ventilated environment with a storage temperature of -40°C to +100°C and a relative humidity below 85%.
The LED should be use...[Details]
This article discusses the six design steps of LED lighting system design in detail: (1) determine the lighting requirements; (2) determine the design goals and estimate the optics; (3) the efficie...[Details]
People who often surf the Internet until late at night, their families always complain that turning on the big lights in the living room affects their rest, but some people don't have keyboard ligh...[Details]