DD2-0202

introduction Aerospace static converters require high reliability, small size, light weight and good electrical performance, especially high reliability. To this end, we analyze and apply a ...[Details]

1. Oscilloscope probe resistance measurement This probe is a two-speed probe, namely, ×1 and ×10. The following is the resistance value of ×1 gear, which is about 170 ohms, and the resistance is ve...[Details]

;This program belongs to the bubble sort algorithm and cannot use the lookup table (it can only be simulated by setting the disposal in the memory table during debugging) (because the lookup table dat...[Details]

What is an interrupt? It means interrupting what you are currently doing and moving on to something else. The microcontroller interrupt means that when the microcontroller is executing the program, s...[Details]

0 Introduction Piezoelectric ceramics have a series of characteristics such as small size, high resolution, fast response, and large thrust. Piezoelectric ceramic drivers made of it are wi...[Details]

Experimental tasks A DS18B20 is used to form a temperature measurement system. The temperature measurement accuracy reaches 0.1 degrees. The temperature range is between -20 degrees and +5...[Details]

1. When using a microscope, what is the relationship between resolution and magnification? Resolution is the ability to clearly distinguish and separate two adjacent points, that is, the minimum diam...[Details]

//********************************************** // Function: C8051F(330) precise delay 24.5M //************************************************** #include c8051f330.h #include intrins.h //--...[Details]

I won't go into too much detail, I'll just talk about the most refined knowledge related to manufacturing.  ADC0809 is a conversion IC that can convert the analog voltage signal we want to measure in...[Details]

The circuit in this design generates a zero-crossing pulse of the AC mains and provides electrical isolation. The falling edge of the output pulse occurs about 200μs before the zero-crossing point. Th...[Details]

Amplifier The power amplifier, also known as the PA or "amplifier", is the most basic device in the audio system. Its task is to amplify the weak electrical signal from the signal source (...[Details]

Note: The chip used in this experiment is PIC24FJ256DA210, and the development environment used is: MPLAB IDE v8.92, and the compiler tool is xc16-gcc.exe If the configuration word of the PIC micro...[Details]

70% of the cost for fruit farmers is in picking. At the World Robot Conference not long ago, a booth featuring an agricultural harvesting robot attracted a lot of attention. "It...[Details]

Last night, the car circle brought out two plates of hard food at once. Geely launched its new brand Jiyue, and Baidu obtained its birth certificate for car manufacturing. Evergrande Automobile r...[Details]

First look at the address line of 2440: mini2440 schematic.pdf The 2440 chip provides 27 address lines = 128M. The S3c2440 chip only provides 27 address lines addr on the pins provi...[Details]