CPU Temperature ( ) - . Ignore . , , BIOS
59) - USB?
(Device) USB , . - . . . . .
Plug-and-play USB. :
* , ;
* , , ;
* , ;
* , ;
* , .
60) - USB?
(Device) USB , . - , ISDN, , . .
, . , . , . -.
, . - .
61) .
. :
1) : , . . , . , .
2) : . , , (hub).
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3) : , . , . , , , , . , .
USB , . FireWire .
62) CAN- ?
CAN 4 : , , .
, . 6 :
* . , , , .
* RTR- (12 ). RTR- 1. RTR , (RTR = 0) (RTR = 1).
* 6 , 4 2 .
* CRC CRC-, , (= 1).
* 2 : 1 1 .
* , 7
63. CAN
, .
1. 7 : " ", " ", " ", " ", " CRC", " ", " ".
2. (REMOTE FRAME) ;
3. (ERROR FRAME) . , - .
4. (OVERLOAD FRAME) : . , .
64. AGP
1. 66 MHz (AGP 2x); 2. (, PCI ); 3. /, , . 500 /, , , , , , . AGP (AGP-) AGP- - " ", , , . , - AGP. , ( ) . PCI, AGP, "-". , , , .
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65. PCI Express
PCI Express 1.0
PCI Express , PCI , . PCI Express, Intel , PCI AGP. PCI Express -, lane; PCI, 32- .
PCI Express link, ( 1x) (2x, 4x, 8x, 12x, 16x 32x) lane. 1x.
(LVDS), PCI Express , , ,
PCI Express , , , . , PCI Express PCI. , PCI Express 8B/10B (8 10 , , 20% ), .
, PCI Express - 2.5 , 2500 / 10 * 8 = 250 * 8 / = 250 / PCI Express x1 .
PCI Express 2.0: PCI Express 2.0 lane 5 /.
PCI Express 3.0 8 /, 1 / . , 16 /.
66. CAN
, . 7 : 1) ( , , . 2) RTR. 3) 4) 5) CRC 6) 7) .
67. CAN-
, .
6 :
" ", " ", " ", " CRC", " ", " ".
, RTR = "1". , " ", (0.8).
RTR , .
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.
.
( ) .
68.
, . .
:
- :,
-
-
- 3 :, ,
- .
- ()
-
- -
Plug and play
69. CAP- ADSL-
CAP QAM, . , QAM. , , , . , . , , .
- . , . , , . , , , ,
70. DMT ADSL-
DMT (Discrete multitone modulation) . ADSL, , - . (, ) , , .
DMT ADSL 512 . 4,3125 . . 4 DMT 4 - 25. 25 7 31. 26 138 . 32 511 . - (QAM). / (SNR) 16 ( ). 4000 /c. 16 * 4000 = 64 /c.
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DMT, . (American National Standards Institute ANSI) ADSL-.
, DMT CAP, . , . : ADSL- DMT ( 5,5 ).