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#include
//SIM300 test light interface
sbit LED_S0 = P1^7;
sbit LED_S1 = P1^6;
sbit LED_S2 = P1^5;
//BELL interface
sbit BELL = P1^4; //Here the LED indicator of P1.4 port replaces the buzzer...[Details]
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LED lamp
Bead parameter introduction:
1.
Brightness
LEDs
have different brightness and prices.
Lamp cups: generally have a brightness of 60-70 lm;
...[Details]
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#include "reg52.h"
#include "intrins.h"
typedef unsigned int u16;
typedef unsigned char u8;
#define led P2
u16 right;
void delay(u16 i)
{
while(i--)
...[Details]
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Although there have been rumors that Apple will launch a smart locator accessory similar to SmartTag that supports electronic location tracking, it now seems that Samsung may take the lead and become...[Details]
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Scientists at Harvard University in the United States wrote in the latest issue of "Optics" magazine that they have developed the first laser integrated on a lithium niobate chip, paving the way for ...[Details]
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According to Juheng.com, the epidemic has impacted global auto sales this year, dragging down automotive panel shipments. According to market research firm Sigmaintell, global automotive panel shipme...[Details]
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When the I2C bus is transmitting data, the data on the data line must remain stable while the clock signal is at a high level. The high or low level state of the data line is allowed to change only wh...[Details]
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To correctly apply the ARM processor, you must first configure its system registers correctly. The following is a brief introduction to the ARM registers, including some interrupt register settings su...[Details]
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PLC (Programmable Logic Controller) is an industrial control computer whose structure includes CPU, memory, input interface, output interface, communication interface, expansion interface, power su...[Details]
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IT Home reported on May 25 that Huawei had successfully obtained a mobile payment license by acquiring 100% of Xunlian Zhifu's shares, becoming the second mobile phone manufacturer with a paym...[Details]
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1 Introduction The timer is a very important part of the MCS-51 microcontroller. Since its application is related to other hardware of the microcontroller, there is a certain complexity . The timer ...[Details]
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Lighting is not only a lighting tool in the home, but also gradually becomes a decoration in people's lives. Unique and creative lighting can also add a lot of fun to our home life. With the developm...[Details]
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Motionchip is a special motion control chip with excellent performance, easy expansion and convenient use. Based on this chip, this paper designs an intelligent servo driver that can be used for DC br...[Details]
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Introduction : Since the launch of Autopilot, Tesla has been improving its driverless and assisted driving technologies. Some features are clearly stated in the update, while others are hidden. Rece...[Details]
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Innovation is a core capability that all industries in modern society are pursuing. In the field of flat-panel TVs, technological innovation can not only bring leading products to enterprises, but ...[Details]
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