Haha, I believe that all the IT guys are not good at communication like me. Many times, when I meet a girl I like, I miss her because I am afraid or use the wrong method. Here are some of my own and o...
[font=宋体][color=#000]In recent years, "mass innovation, mass entrepreneurship, Internet+" has continued to heat up. Innovation, entrepreneurship and Internet+ are the general trend, providing huge spa...
Huijing Electronics Arduino video tutorial : https://training.eeworld.com.cn/course/4302? The function of Arduino is to sense the environment through various sensors, and to feedback and influence the...
The procedure is as follows:
#include avr/io.h#include avr/interrupt.h#include util/delay.h
int main(void){DDRD=0xff;PORTD=0xff;
MCUCR|=(1ISC00);GICR|=(1INT0);sei();
while(1){PORTD=0xff;}}SIGNAL(SIG_I...
After reading the key points of the RF2500 pdf:1. Four-wire serial configuration and data interface : CC2500 is configured via a 4- wire SPI compatible interface ( SI, SO, SCLK and CSn ). This interfa...
[i=s]This post was last edited by dcexpert on 2016-4-23 17:33[/i] The schematic diagram of the power supply part of the NXP Type C evaluation board is shown in the figure:USB interface power supply:Be...
Microchip's PIC18F46J50 is a low-power, high-performance 8-bit USB microcontroller (MCU) using nanoWatt XLP technology. The current in deep sleep mode can be as low as 13nA, the operating voltage i...[Details]
1. Overview
Will passive devices
produce nonlinear intermodulation distortion? The answer is yes! Although there is no systematic theoretical analysis, it has been found in engineerin...[Details]
When the WDP500-2A plane grating monochromator is used to test the emission wavelength of a high-power laser diode at different currents, the matching of the laser diode has the disadvantages of lo...[Details]
China's new energy vehicles are in a transition period from research and development to real industrial development. In 2012, with the intensive launch of new energy vehicle policy planning, the de...[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]
Two simple circuits are implemented to drive two LEDs from a battery powered microprocessor.
This design is based on a circuit that uses three resistors and a microprocessor I/O pin as an input h...[Details]
From the PIC16F946 datasheet, we know that there are two ways to write values to the LCD for display:
1. Directly write the value to LCDDATA1~LCDDATA23
2. Use disconnect t...[Details]
Microcalorimetry
is used to determine energy relationships. Microcalorimetry techniques are often required when performing calorimetric experiments with small sample sizes or slow heating rat...[Details]
0 Introduction
With the rise and continuous improvement of the solid-state lighting industry, light-emitting diodes (LEDs) have become an alternative lighting technology and are gr...[Details]
With the advocacy and implementation of the government's Safe City Plan, the security market has increasingly higher requirements for the clarity of surveillance images. Imagine that after a case o...[Details]
According to the Industrial Technology Research Institute of Taiwan, due to factors such as the oil crisis and global warming, the issues of energy conservation and environmental protection have at...[Details]
LED lighting: Basic circuit design can be completed in as little as one day
Semiconductor manufacturers are also getting involved in the LED lighting business. The power circuit of LED req...[Details]
With the rapid development of wireless
digital communication
, more challenges have been raised for integrated circuit design and testing. In the product design stage, in order to ensure
t...[Details]
The launch of Shenzhou IX is imminent, and Tiangong is welcoming visitors again. Yesterday, Professor Fu Qiang, Vice President of the Institute of Science and Industrial Technology of Harbin Instit...[Details]
The ARINC429 bus is one of the most commonly used communication buses between various subsystems of avionics. As the "skeleton" of modern avionics systems, once the bus system or the attached airbo...[Details]