Use USB HID to simulate the mouse action. Use GPIO0 (BOOT pin of the board) as a button to simulate the left mouse button when pressed.# 在这里写上你的代码 :-)
from math import sin, cos, pi
import usb_hid
from...
Since the end of 2000, fixed network operators such as the original China Telecom and the reorganized China Telecom and China Netcom have regarded broadband access, especially ADSL access provided by ...
[i=s]This post was last edited by dontium on 2015-1-23 11:51[/i] [align=left][font=宋体]This article introduces the basic knowledge of Texas Instruments battery power monitoring, which includes five par...
[font=normal 宋体, Arial, Helvetica, sans-serif][color=#000000][size=12px]Several products have been used by customers for several months, and they cannot be turned on. There has also been a problem wit...
silicon labs 电容式触摸按键解决方案RELEVANT DEVICESThe concepts and example code in this application note are applicable to the following device families:C8051F30x, C8051F31x, C8051F320/1, C8051F33x, C8051F34x, ...
1. A delay circuit is needed to allow a short delay before output after the strong power is connected.
There is an external 5V power supply, and there are strong power input and output lines. When str...
Assume that data is read from 8-bit AD (if it is a higher-bit AD, the data type can be defined as int), the subroutine is get_ad();
1. Limited secondary filtering
/* A value can be adjust...[Details]
introduction
my country has a vast territory and a large population. The scale of housing construction is huge, and the amount of residential construction is large and wide. It is still on t...[Details]
Floating-point digital signal processing has become a constant requirement for precision technology, often in applications requiring high accuracy in areas such as aviation, industrial machinery, a...[Details]
1 Introduction
Solar street lights are mainly composed of four parts: solar photovoltaic cell components, batteries, charge and discharge controllers, and lighting fixtures. The bo...[Details]
As cellular phones become more advanced, the power consumption of the system during operation and the power consumption during standby are also increasing. Therefore, the power management design of...[Details]
To differentiate their products in a crowded and competitive market, manufacturers of handheld devices often consider battery life and power management as key selling points for cell phones, PDAs, ...[Details]
July 11, 2012, Beijing - Altera Corporation (NASDAQ: ALTR) today announced the launch of 40-Gbps Ethernet (40GbE) and 100-Gbps Ethernet (100GbE) intellectual property (IP) core products. These core...[Details]
Images in science fiction movies often break through the limits of reality, such as in the movie "Minority Report." Tom Cruise uses a multi-touch screen to browse information. Capacitive sensing te...[Details]
1 Introduction
Intelligent control instruments are one of the most commonly used controllers in industrial control. They are mainly aimed at a specific parameter (such as pressure, tempera...[Details]
Xiaomi, a well-known Internet phone in mainland China, won a million-unit order contract from China Unicom on November 20 last year, which made Xiaomi famous in mainland China. In April this year...[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]
In the single-chip microcomputer system, in addition to display devices, sound devices are often used, and the most common sound device is the buzzer. Buzzers are generally used for some low-demand...[Details]
Overview
In spectral measurement, photomultiplier tubes (PMT) and charge-coupled devices (CCD) are often used as photoelectric converters. PMT is used in slow-changing, high-precision spectral...[Details]
In today's body control module (BCM) designs, savvy engineers are moving away from electromechanical relays whenever possible. Their next step is to eliminate fuses. But is eliminating fuses a nece...[Details]
With the widespread application of new services and technologies in the communications industry, the scale and capacity of operators' network construction are getting larger and larger, and the ris...[Details]