#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?...
High efficiency and low standby power consumption are two major challenges in today's switching power supply design. Resonant topology or LLC topology is becoming increasingly popular because it ca...[Details]
introduction
With the continuous optimization of surface mount technology (SMT) and the rapid development of chip component manufacturing technology, the application of chip mounters in the el...[Details]
1. Introduction
Automobile pollution is one of the most important issues that people are most concerned about and need to solve urgently. As an important method for detecting automobile exhau...[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 Guang...[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]
1 Introduction
As an emerging microfabrication technology, micro-electromechanical system (MEMS) technology has begun to be applied in various fields. It can integrate functions such as inform...[Details]
With the development and widespread application of computer technology, especially in the field of industrial control, computer communication is particularly important. Although serial communication g...[Details]
Flooded Batteries
This battery developed in Germany can be used to power flashlights, strobe lights and toys as long as it is filled with water. This battery can be stored for 50 years and can...[Details]
Introduction
Liquid crystal, as a display device, is widely used in low-power products such as instruments, meters, and electronic equipment with its unique advantages. In the past, the displ...[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]
LED guardrail lights use fluorescent tubes or LEDs as light sources and continuous guardrails as carriers to form an approximately linear guardrail light strip. This article mainly introduces...[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]
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]
1 Introduction
With the rapid economic development, my country's electricity demand has been growing at a rate of more than 20% per year. According to the current economic development trend an...[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]
MicroPython Open Source section
京公网安备 11010802033920号
EEWORLD
