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With the continuous development of the power industry, there are many types of relay protection testers currently used in China. However, since the performance of the relay protection tester itself di...[Details]
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The quickest and easiest way to improve the test efficiency of LED power supply is to choose the appropriate electronic load. If you are not familiar with the knowledge of electronic load, or i...[Details]
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#include
#include
#define uchar unsigned char
#define uint unsigned int
sbit dula=P2^6;
sbit wela=P2^7;
uchar code table ={ //Code table code is to put the program into ROM area
0x3f,0x06,0x5b...[Details]
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Current sensing in automotive applications includes controlling the current through solenoids and injectors. For example, during diesel injection, we use 48V or higher to quickly increase the current ...[Details]
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Use the PIC microcontroller's common IO port to simulate the I2C bus and perform read and write operations on 24C02. The bus is defined as: #define IIC_SCLK RC3 //24C02 clock line #define IIC_SDAT ...[Details]
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Digital tube displays the clock, and the time is set using a matrix keyboard. The time when the power is off will be stored in the EEPROM, and the time when the power is off will be restored when the...[Details]
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In some real-time data acquisition and information processing circuits, in order to meet the accuracy and speed requirements of data acquisition, an AD converter with high resolution and fast conversi...[Details]
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A few days ago, a netizen exposed a photo of what is suspected to be Redmi's flagship model on Weibo, saying that the phone is equipped with a front-facing lifting camera and a rear triple-camera. Th...[Details]
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After the release of the Reno6 series in May this year, OPPO’s official Weibo account officially announced the long-awaited Reno7 series half a year later. At the same time, the official also o...[Details]
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The ATmega32 Power-On Reset (POR) pulse is generated by an on-chip detection circuit. The detection levels are shown in Table 15. POR occurs whenever VCC falls below the detection level. The POR circ...[Details]
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On May 9, South Korean media ETNews quoted sources as saying that the completion time of Samsung Electro-Mechanics' semiconductor glass substrate pilot line construction has been brought forward to...[Details]
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Gas chromatography is suitable for analyzing components with a certain vapor pressure and good thermal stability. It can directly analyze gas samples and organic matter that is easily volatile when ...[Details]
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The automobile flow control valve is an actuator, which is used to limit the maximum flow of the steering oil pump. The flow control valve is usually inside the oil pump. The flow of the steering oil...[Details]
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R1, R2, RP1, RP3, gate 1 and gate 2 form a battery voltage detection circuit, in which RP1 adjusts the battery discharge termination voltage and RP2 adjusts the battery charge termination voltage...[Details]
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1. Introduction to UDP UDP is a simple datagram-oriented transport layer protocol: each output operation of a process generates exactly one UDP datagram, which is assembled into an IP datagram to be...[Details]