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//1602 LCD display driver for Atmega128
//Compilation environment AVR Studio 4.17/AVR GCC
//System clock 7.3728MHZ, set fuse bit to external high frequency quartz crystal oscillator, startup time 4....[Details]
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1 Introduction Signal generators are widely used in teaching, experiment, measurement and control, etc. The frequency range of their output signals covers all frequency bands, from very low f...[Details]
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With the continuous innovation and development of microelectronics technology, embedded systems have been widely used in scientific research, engineering design, national defense and military, automa...[Details]
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STMicroelectronics (ST), a leading global supplier of semiconductor solutions, will showcase its latest innovations in solar power plants and energy-efficient homes at the 2011 Solar Power Internat...[Details]
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The Communication and Signal Research Institute is a high-tech enterprise affiliated to the China Academy of Railway Sciences (CARS) in the field of railway communication and signal technology with ...[Details]
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1 Introduction
Weak current signal detection has been widely used in signal processing, measurement technology, communication technology, state detection and general electronic circ...[Details]
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I wrote a header file LCD.H and defined the following global variables in it:
const int8 NoCheckBusy = 0;
const int8 CheckBusy = 1;
const int32 LCD_RS = 1 4;
const int32 LCD_RW = 1 5;
c...[Details]
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SpaceChain announced that its blockchain hardware wallet technology has been launched aboard the ISS aboard a SpaceX Falcon 9 rocket from Kennedy Space Center as part of the CRS-19 commercial resuppl...[Details]
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A spectrum analyzer is an instrument that studies signal quality through spectrum characteristics. It is often used to measure signal parameters such as signal frequency, power, signal distortion, mo...[Details]
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After the PCB is welded, its components need to be tested. The traditional method is to test them after welding them off the PCB board, but this method is not only troublesome and inefficient, but al...[Details]
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System Overview
With the development of IT industry and
semiconductor
industry,
the integrated circuit
market has shown a steady growth trend.
The vigorous develop...[Details]
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Basic knowledge of inverters
Inverter
Overview
The voltage and frequency of AC power supplies used in various countries, whether for home or factory use, are 200V/60Hz (50Hz) o...[Details]
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Sleep mode: Any interrupt or event can wake up the system, and the code running state can be saved. No power management configuration is required before or after wake-up .
E...[Details]
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LEDs are no longer new technology, and their strong growth momentum in multiple market segments is an established fact.
Advertising displays or digital signage are one of the most widely used ...[Details]
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The inverter is an electrical device that converts AC power into AC power with adjustable frequency. It is widely used in industrial automation, motor drive and other fields. In practical applicati...[Details]