ORG 0000H
AJMP START
ORG 30H
START:
MOV R1,#01H MOV P1,#0FFH ; Turn off the light
MOV TMOD,#00000001B ;Timer/Counter 0 works in mode 1
MOV TH0,#15H
MOV TL0,#0A0H; the number is 5536
SETB TR0 ;Timer/Co...
We may have heard the saying "It's not the voltage that kills you, it's the current". But according to Ohm's law, it seems that voltage (V) determines current (I), so the two seem to play the same rol...
Now I don't have lauchpad with me, and I need corresponding parameters to draw PCB. It would be best if there is some document or something. I used to measure it with a vernier caliper, but I didn't b...
[size=4] TMS320C6748 is a high-performance DSP, which is very suitable for running algorithms with large amounts of data. Such algorithms often need to ensure real-time performance. So how can such la...
When installing and copying new files, an error occurred. Error writing file C:\WINDOWS\system32api.dll. Please verify that you have access to the directory. I have installed ActiveSync4.5 before but ...
I saw on the Internet that NXP chips can use the emwin library for free. I want to know if this is true. Recently I want to use imx6ul as the main control and need to use a graphical interface. Please...
Microchip's PIC18F46J50 is a low-power, high-performance 8-bit USB microcontroller (MCU) using nanoWatt XLP technology. The current in deep sleep mode can be as low as 13nA, the operating voltage i...[Details]
No matter which processor you are learning, the first thing you need to understand is the registers and working mode of the processor.
ARM has 37 registers, including 31 general registers and ...[Details]
Two simple circuits are implemented to drive two LEDs from a battery powered microprocessor.
This design is based on a circuit that uses three resistors and a microprocessor I/O pin as an input h...[Details]
0 Introduction
With the development of society, people pay more and more attention to security work. Monitoring products have been used in various fields instead of being used only in importan...[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]
Microcalorimetry
is used to determine energy relationships. Microcalorimetry techniques are often required when performing calorimetric experiments with small sample sizes or slow heating rat...[Details]
Product series: PB-B-RS232/485 interface (hereinafter sometimes referred to as "interface") is a product in the PROFIBUS bus bridge series.
The main purpose of the bridge series ...[Details]
Smart lighting control systems provide high controllability for various buildings and further enhance the level of green energy. They are the core products of energy conservation and digital techn...[Details]
With the continuous consumption of earth's energy and the scarcity of resources, the harm of greenhouse effect to human beings, and the serious pollution of the atmosphere to the earth, the intern...[Details]
The traditional display screen using 51 single-chip microcomputer to control LED dot matrix has relatively simple functions. If it is to achieve diversified functions, it often takes a lot of time ...[Details]
FPGAs are used in 81% of electronic systems, including many commercial and defense products, and most FPGAs use BGA packaging. The BGA packaging is characterized by small solder balls and small sol...[Details]
Investment in
the
medical device
industry has been on the rise in recent years. In the past two years, venture capital for medical devices has almost doubled, reaching $4 billion in 2007. Fr...[Details]
Continuity test
A variety of devices need to be checked for continuity, including cable assemblies, printed circuit boards, and connectors to ensure that these components have the expected contin...[Details]
Recently, news came from the certification department that the photovoltaic grid-connected inverter of Samil New Energy Co., Ltd. (hereinafter referred to as "Samil New Energy") has once again obta...[Details]
Since AC mains power may experience power outages, voltage sags and surges, continuous undervoltage and overvoltage, and frequency fluctuations during supply, these factors will affect the continuous ...[Details]