-
We all know that wireless intercom systems are widely used in our daily lives. Do you know the working principle of wireless intercom systems as shown below?
Working principle of wireless int...[Details]
-
#include
unsigned char RunMode;
void Delay1ms(unsigned int count)
{
unsigned int i,j;
for(i=0;i count;i++)
for(j=0;j 120;j++);
...[Details]
-
On February 6, Shenzhen Absen Optoelectronics Co., Ltd. (hereinafter referred to as "Absen") issued an announcement stating that the company's wholly-owned subsidiary Shenzhen Absen Investment Co.,...[Details]
-
New U.S. tariffs on Chinese solar inverters are unlikely to pose a major sourcing challenge or seriously affect those that manufacture in China.
As of September 24, the US tariff rate on i...[Details]
-
/*
Jumper settings: Default
Use three buttons to adjust the time---I hope it will help you
After inserting the 1602 LCD into the 51hei-5 MCU development board, the time can be displayed
To adjust t...[Details]
-
1 Introduction
The DVB-S digital satellite live broadcast system standard is designed to meet the bandwidth of satellite transponders and the transmission characteristics of satellite sign...[Details]
-
Linear Technology releases DC/DC converter for 3-output LED drivers
Linear Technology Corporation introduces the LT3492, a 2.1MHz DC/DC converter designed to operate as a 3-channel constan...[Details]
-
50ms delay; the program in the general book
DEL: MOV R7,#200
LO: MOV R6,#123
NOP
L1: DJNZ R6,L1
DJNZ R7,L0
RET
But this program actually delays 50.001ms, one more machine cycle.
In...[Details]
-
Application and advantages of white light LED in indoor lighting
Semiconductor light emitting diodes (LEDs) have a history of more than 40 years. After the emergence of blue light LEDs in t...[Details]
-
According to Nikkei Technology Online, the European market, which previously mainly responded to fuel consumption regulations by using diesel engines and reducing displacement, has finally set of...[Details]
-
As June 18th approaches, major domestic mobile phone manufacturers have all adopted a price reduction strategy in order to attract users to buy their products. For example, the price of Meizu 16s was...[Details]
-
1. Hardware PCA9685 is a chip with 12-bit precision and 16-channel PWM wave output based on IIC bus communication. When the chip was first launched by NXP, it was mainly used for LED switch dimming. ...[Details]
-
Another domestic chip has achieved a major breakthrough. Recently, "High-tech Intelligent Automobile" learned that after years of technology accumulation and independent IP precipitation, Jinglue S...[Details]
-
The main circuit of this power supply is shown in Figure 2-11. In terms of form, it is basically the same as the flyback circuit diagram. However, the polarity of the transformer winding is opposite,...[Details]
-
Parameters of the special tester for economic operation of electric motor
This type of detector has the advantages of large motor parameter memory capacity, high measurement accuracy, simple operatio...[Details]