PCI (CMOS), : 5 3,3 . , . 6.13. ( ) , (33 66 ). , , , . , . , . , , .
6.13.
5 | 3,3 | |
, | 0,5<UIL<0,8 | 0,5<UIL≤0,3×VCC |
, | 2≤UIH≤VCC+0,5 | VCC/2≤UIH≤VCC+0,5 |
, | UIL≤0,55 | UOL≤0,1×VCC |
, | UOH≥0,8 | UOH≥0,9×VCC |
VCC, | 4,75≤UCC≤5,25 | 3,3≤UCC≤3,6 |
FRAME#, TRDY#, IRDY#, DEVSEL#, STOP#, SERR#, PERR#, LOCK#, INTA#, INTB#, INTC#, INTD#, REQ64# ACK64# ( 2,7 5 8,2 3,3 ), .
: 2 PCI 4 4 2 . , PCI -. , . , . - PCI .
PCI , 0,05 . , ISA/EISA MCA. PCI . PCI- ( ) ISA-. (shared slot), ISA, PCI.
PCI 5 3,3 , . PCI , PCI- : 5 , 3,3 . , . 12,13 50, 51. 5 50, 51; 3,3 12, 13. PCI 50,51 (5 ) 12,13 (3,3 ); . . , +V I/O:
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♦ 5 » +V I/O +5 ;
♦ 3,3 » +V I/O +(3,33,6) ;
♦ 5 » +5 ;
♦ 3,3 » +(3,33,6) ;
♦ 5 3,3 , , .
+3,3, +5, +12 -12 . PCI 2.2 3.3Vaux +3,3 , # .
5- 32- , 62/62; 64- , 94/94. 64- 32- , , , , 32- .
. 66 M66EN. , , 66 ( B49), , 33 . , PCI, (66 33 ). , , 64- 66 , 32- 33. 33 4050 , .
. 6.8 32- (Long Card), (Short Card) 175 , . (), ISA ( MCA IBM PS/2). . 6.14.
. 6.8. PCI
6.14. PCI
A | A | ||||
-12 | 1 | TRST# | GND/M66EN¹ | 49 | AD9 |
TCK | 2 | +12 | GND/ 5 | 50 | GND/ 5 |
GND | 3 | TMS | GND/ 5 | 51 | GND/ 5 |
TDO | 4 | TDI | AD 8 | 52 | /0# |
+5 8 | 5 | +5 | AD 7 | 53 | +3,3 |
+5 | 6 | INTA# | +3,38 | 54 | AD 6 |
INTB# | 7 | INTC# | AD 5 | 55 | AD 4 |
INTD# | 8 | +5 | AD 3 | 56 | GND |
PRSNT1# | 9 | GND | 57 | AD 2 | |
10 | +V I/O | AD 1 | 58 | AD 0 | |
PRSNT2# | 11 | +V I/O | 59 | +V I/O | |
GND/ 3,3 | 12 | GND/ 3,3 | ACK64# | 60 | REQ64# |
GND/ 3,3 | 13 | GND/ 3,3 | +5 | 61 | +5 |
14 | 3.3Vaux² | +5 | 62 | +5 | |
GND | 15 | RST# | 32- | ||
CLK | 16 | +V I/O | 63 | ||
GND | 17 | GNT# | GND | 64 | C/BE7# |
REQ# | 18 | GND | /6# | 65 | C/BE5# |
+V I/O | 19 | PME#² | /BE4# | 66 | +V I/O |
AD 31 | 20 | AD 30 | GND | 67 | PAR64 |
AD 29 | 21 | +3,3 | AD 63 | 68 | AD 62 |
GND | 22 | AD 28 | AD 61 | 69 | GND |
AD 27 | 23 | AD 26 | +V I/O | 70 | AD 60 |
AD 25 | 24 | GND | AD 59 | 71 | AD 58 |
+3,3 | 25 | AD 24 | AD 57 | 72 | GND |
C/BE3# | 26 | IDSEL | GND | 73 | AD 56 |
AD 23 | 27 | +3,3 8 | AD 55 | 74 | AD 54 |
GND | 28 | AD 22 | AD 53 | 75 | +V I/O |
AD 21 | 29 | AD 20 | GND | 76 | AD 52 |
AD 19 | 30 | GND | AD 51 | 77 | AD 50 |
+3.3 | 31 | AD 18 | AD 49 | 78 | GND |
AD 17 | 32 | AD 16 | +V I/O | 79 | AD 48 |
/BE2# | 33 | +3,3 | AD 47 | 80 | AD 46 |
GND | 34 | FRAME# | AD 45 | 81 | GND |
IRDY# | 35 | GND | GND | 82 | AD 44 |
+3,3 | 36 | TRDY# | AD 43 | 83 | AD 42 |
DEVSEL# | 37 | GND | AD 41 | 84 | +V I/O |
GND | 38 | STOP# | GND | 85 | AD 40 |
LOCK# | 39 | +3,3 | AD 39 | 86 | AD 38 |
PERR# | 40 | (SDONE#)³ | AD 37 | 87 | GND |
+3,3 | 41 | (SBOFF#)³ | +V I/O | 88 | AD 36 |
SERR# | 42 | GND | AD 35 | 89 | AD 34 |
+3,3 | 43 | PAR | AD 33 | 90 | GND |
C/BE1# | 44 | AD 15 | GND | 91 | AD 32 |
AD 14 | 45 | +3,3 | 92 | ||
GND | 46 | AD 13 | 93 | GND | |
AD 12 | 47 | AD 11 | GND | 94 | |
AD 10 | 48 | GND | 64- |
¹ M66EN PCI 2.1 3,3 .
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² PCI 2.2 ( ).
³ PCI 2.2 ( 5 ).
PCI JTAG ( TCK, TDI, TDO, TMS TRST#). , , . , JTAG, TDI-TDO.
PCI Media Bus, ISA. PCI , ISA.