先看看基本用法:[code]from pyb import I2Ci2c = I2C(1)# create on bus 1
i2c = I2C(1, I2C.MASTER)# create and init as a master
i2c.init(I2C.MASTER, baudrate=20000) # init as a master
i2c.init(I2C.SLAVE, addr=0x...
I am a novice and need help. I want to write a program to control the motor with PWM using a 51 single-chip microcomputer. I need keyboard control and LCD1602 display. I hope you can give me some guid...
Yesterday there were too many people out playing, so I wanted to take a break in the office today. Not long after I arrived, I received a package...On the far left is a small cup I bought last year, a...
In protel 99se, what is the difference between automatic routing and interactive routing? What does interactive routing mean? I have just learned to draw PCBs (before I just understood what others dre...
[index] [#488143,2005433] [MicroPython] Analysis and transplantation of MicroPython implementation [1 Getting started] [#488408,2006719] [MicroPython] Analysis and transplantation of MicroPython imple...
Emergency hand-held lamps powered by 6V maintenance-free batteries are widely used in rural areas. The charger used is a transformer step-down and single diode half-wave rectifier, and the charging...[Details]
0. Introduction
In daily life, we often see some special-purpose vehicles. When these vehicles pass through intersections, they often obtain the right of way at intersections by temporarily op...[Details]
There are three types of mobile TV: one is based on analog TV broadcasting network, another is based on mobile communication network, and the other is based on digital broadcasting network. The f...[Details]
When choosing a laptop battery, you should consider several factors, such as power, appearance, and quality.
Regarding power, we often see that a manufacturer uses values such as the number ...[Details]
1. Introduction to CIF Board
Fieldbus integration based on PC system
Whether it is a master or a slave, fieldbus has won unanimous praise in the field of PC-based automation. For more...[Details]
Toyohashi University of Technology demonstrated electric field coupled wireless power supply technology using life-size car tires and roads at the wireless technology exhibition "Wireless Technolog...[Details]
1. When the slip speed regulating motor is undergoing frequency conversion and energy saving transformation, the original excitation box (referred to as the speed regulating box) and the original s...[Details]
0 Introduction
In order to improve the automation control of shortwave transmitters, so that they can automatically process from far to near, the technicians here use the ICS system to complete the ...[Details]
introduction
At present, the research on micron and nanotechnology is very active, which has led to the rapid development of microtechnology and micro-mechanical electronic system (MEMS) t...[Details]
LED is now known as the fourth generation of light sources. High-power LED has many advantages over traditional light sources in outdoor lighting.
1 LED lamps have high light efficiency
C...[Details]
Portable power applications are broad and varied. Products range from wireless sensor nodes with average power consumption of only a few microwatts to in-vehicle medical or data acquisition systems...[Details]
This article focuses on closing the feedback loop of an isolated power supply using a TL431 shunt regulator. The article discusses a method to extend the bandwidth of the power supply control loop ...[Details]
The installation locations of DC-DC converters are relatively scattered. DC-DC converters can be found on the power board, main board, logic control board and other circuit boards of PDP color TVs....[Details]
The power consumption of a switching power supply includes fixed losses caused by parasitic resistances such as semiconductor switches, magnetic components, and wiring, as well as switching losses ...[Details]
1 Introduction
At present, advocating health has become the focus of people's attention, and the emergence of treadmills has become more and more popular. People can exercise at home or in the ...[Details]