I encountered a strange phenomenon today: I made two different amplifiers: One is a circuit built with LM386N (5V power supply, single-ended input, differential output) The other is a circuit built wi...
#include
#define unit unsigned int
#define uchar unsigned char
uchar Second,Minute,Hour,Date,Month,Year,week
#define one 0x80
#define two 0xc0
sbit RS_1602=P2^0; //error C141:syntax error near 'void'e...
This is very interesting. It should be made of photoelectric switch and timer. [flash]http://player.youku.com/player.php/sid/XMzUyMTgyOTIw/v.swf[/flash][[i] This post was last edited by fadeon on 2012...
The interrupts of 430 are defined in the priority order shown in Figure 1 below. There are three types of interrupts: 1. System reset, 2. Non-maskable interrupt (NMI), and 3. Maskable interrupt. /* 0x...
After the circuit board was proofed, I found that the inductor squeaked when I tested it. Is it because the PCB board is not properly laid out? I hope you can give me some advice. Thank you...
[i=s]This post was last edited by paulhyde on 2014-9-15 09:34[/i] [b][font=宋体]You may all be new here and have no money. We have all been busy recently. So some information should be shared. I can slo...
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Analog electronics
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