#define LED pin
led=[12,13,14,15,16,17,18,19]
leds = [Pin(led[i], Pin.OUT) for i in range(0,8)]What I don't understand is why there is a statement on the left side of for. I have never seen this form ...
Problem description:In Proteus simulation, a network label error occursSolution:Modify the network label. For example, if the error message shows that the network label is D5, change the label D5 to P...
I am using the MSP430G2 LaunchPad to run an example program on IAR to flash an LED. Everything works fine when debugging, but after exiting debugging, the flashing becomes extremely slow! Pressing RST...
5V comes from TTL level, 5 is True, 0 is False, and then the PN node with lower voltage drop was used to derive the 3.3 level.12V and 24V come from car batteries. In the early years, passenger cars ha...
The introduction on the forum seems to take a long time. I want to buy a mobile phone for my dad before I leave. I have some E coins in my account. Can anyone help me change them? 150. Thank you very ...
I modified the code in C:\WINCE500\PRIVATE\WINCEOS\COMM\BLUETOOTH, but it still cannot be compiled even after full compilation. Is there any way to intercept the Bluetooth headset key press messages?...
introduction
Since the beginning of the 21st century, the world of information has changed rapidly. Maybe a high-tech product will be released today and a better similar product will be releas...[Details]
introduction
1 The significance of using RTOS on MSP430
It is understandable that it is meaningless to use RTOS on MSP430. Because the hardware resources of MSP430 are limited (for exampl...[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]
Since the No. 4 blast furnace of Handan Iron and Steel was put into operation in 1993, its external equipment has been seriously aged, and the original PLC control system TDC3000 of the hot blast furn...[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]
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]
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]
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]
Only a small number of LED manufacturers can produce high-quality LEDs. For applications that are only used for simple indication, low-quality LEDs are sufficient. However, high-quality LEDs must...[Details]
System Overview
The system consists of a signal preprocessing circuit, a single-chip computer AT89C2051, a systematic LED display module, a serial port data storage circuit and system software...[Details]
1. Introduction
With the increasing popularity of fully automatic washing machines, consumers have higher and higher requirements for their environmenta...[Details]
Currently, each country is developing its own USB interface
charging specifications
, which leads to a major problem that a USB interface
charging
device manufactured in one country...[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
LEDs continue to gain popularity in automotive applications, thanks to their long lifespan and the flexibility they offer for body styling and interior design. Some may be surpris...[Details]