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- 8253.
, . 1,19 . . 0 , 18,2 . 1 . 2 . :
- - 8 ,
- - (16 ),
- - (16 ).
- - ( -). - 2 - 42h. -, , - . ( 43h), :
- 0 - (0 - , 1 - -);
- 1-3 - ( 3);
- 4-5 - 00- -; 01- - ; 10- - ; 11- - , - ( 11);
- 6-7 ( 10).
1 61h. 0 61h .
( , 42 (value) :
Value = 1193181/f (f - )
, :
- 43h , ;
- 1 1 61h;
- 42h , .
| , | -p- | p- | 1.00 | 2.00 | 3.00 | 4.00 | 5.00 | |||
| H | ||||||||||
| C | 32.70 | 65.41 | 130.82 | 261.63 | 523.25 | 1046.50 | 2093.00 | 4186.00 | ||
| - | C | 34.65 | 69.30 | 138.59 | 277.18 | 554.36 | 1108.70 | 2217.40 | 4434.80 | |
| D | 36.95 | 73.91 | 147.83 | 293.66 | 587.32 | 1174.60 | 2349.20 | 4698.40 | ||
| - | D | 38.88 | 77.78 | 155.56 | 311.13 | 622.26 | 1244.50 | 2489.00 | 4978.00 | |
| E | 20.61 | 41.21 | 82.41 | 164.81 | 329.63 | 659.26 | 1318.50 | 2637.00 | 5274.00 | |
| F | 21.82 | 43.65 | 87.31 | 174.62 | 349.23 | 698.46 | 1396.90 | 2793.80 | ||
| - | F | 23.12 | 46.25 | 92.50 | 185.00 | 369.99 | 739.98 | 1480.00 | 2960.00 | |
| G | 24.50 | 49.00 | 98.00 | 196.00 | 392.00 | 784.00 | 1568.00 | 3136.00 | ||
| - | G | 25.95 | 51.90 | 103.80 | 207.00 | 415.30 | 830.60 | 1661.20 | 3332.40 | |
| A | 27.50 | 55.00 | 110.00 | 220.00 | 440.00 | 880.00 | 1720.00 | 3440.00 | ||
| - | B | 29.13 | 58.26 | 116.54 | 233.08 | 466.16 | 932.32 | 1864.60 | 3729.20 | |
| H | 30.87 | 61.74 | 123.48 | 246.96 | 493.88 | 987.75 | 1975.50 | 3951.00 |
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1. : void ( unsignedint Tn), Tn ( ) :
| Tn=T0=4 |
| Tn=T0T=6 |
| Tn=T2=2 |
| Tn=T2T=3 |
| Tn=T4=1 |
| Tn=T4T=1,5 |
| Tn=T8=0,5 |
| Tn=T8T=0,75 |
| Tn=T16=0,25 |
| Tn=T16T=0,375 |
| Tn=T32=0,125 |
| Tn=T32T=0,187 |
| Tn=T64=0,062 |
| Tn=T128=0,031 |
, :
| 0=65 , | D0=74 | ||
| E0=82 , | F0=87 | ||
| G0=98 , | A0=110 | ||
| 0=116 , | 0=124 | ||
| =130 , | D=148 | ||
| E=164 , | F=174 | ||
| G=196 , | A=220 | ||
| B=232 , | H=248 | ||
| C1=260 , | D1=296 | ||
| E1=328 , | F1=348 | ||
| G1=392 , | A1=440 | ||
| B1=464 , | H1=496 | ||
| C0D=69 , | D0D=78 | ||
| F0D=92 , | G0D=104 | ||
| CD=138 , | D0=156 | ||
| FD=184 , | GD=208 | ||
| C2=520 , | D2=592 | ||
| E2= 656 , | F2=696 | ||
| G2=784 , | A2=880 | ||
| B2=928 , | H2=992 | ||
| C1D=276 , | D1D=312 | ||
| F1D=368 , | G1D=416 | ||
| C2D=552 , | D2D=624 | ||
| F2D=736 , | G2D=832 | ||
| C3=1040 , | D3=1184 | ||
| E3=1312 , | F3=1392 | ||
| G3=1568 , | A3=1760 |
void P (unsigned int Tn).
, ( ). (.exe). .
( -, , /++.
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:
# include < >
# define T0 //
......................................
# define T128 // (14 - )
void E (...);
void E2 (...); //
void P (...);
void main ()
{
E(T0); P(T32); E2(T4); E(T0); P(T4); .. 10-12
}
void E (...)
{ }
void E2 (...) //
{ }
void P(...)
{ }
2 . 2 .
. -, (R/W), .
