參數(shù)資料
型號： STPCI2EEYC
廠商： STMICROELECTRONICS
元件分類： 外設及接口
英文描述： MULTIFUNCTION PERIPHERAL, PBGA516
封裝： PLASTIC, BGA-516
文件頁數(shù)： 13/80頁
文件大小： 854K
代理商： STPCI2EEYC
PIN DESCRIPTION
Issue 0.4 - July 16, 2001
20/80
This is preliminary information on a new product now in development or undergoing evaluation. Details are subject to change without notice.
TRDY#
I/O
BD8PCIARP_FT
Target Ready
1
IRDY#
I/O
BD8PCIARP_FT
Initiator Ready
1
STOP#
I/O
BD8PCIARP_FT
Stop Transaction
1
DEVSEL#
I/O
BD8PCIARP_FT
Device Select
1
PAR
I/O
BD8PCIARP_FT
Parity Signal Transactions
1
PERR#
I/O
BD8PCIARP_FT
Parity Error
1
SERR#
O
BD8PCIARP_FT
System Error
1
LOCK#
I
TLCHT_FT
PCI Lock
1
PCI_REQ#[2:0]
I
BD8PCIARP_FT
PCI Request
3
PCI_GNT#[2:0]
O
BD8PCIARP_FT
PCI Grant
3
PCI_INT[3:0]
I
BD4STRUP_FT
PCI Interrupt Request
4
ISA BUS INTERFACE
LA[23:17]
O
BD8STRUP_FT
Unlatched Address Bus
7
SA[19:0]
O
BD8STRUP_FT
Latched Address Bus
20
SD[15:0]
I/O
BD8STRP_FT
Data Bus
16
IOCHRDY
I
BD8STRUP_FT
I/O Channel Ready
1
ALE
O
BD4STRP_FT
Address Latch Enable
1
BHE#
O
BD8STRUP_FT
System Bus High Enable
1
MEMR#, MEMW#
I/O
BD8STRUP_FT
Memory Read & Write
2
SMEMR#, SMEMW#
O
BD8STRP_FT
System Memory Read and Write
2
IOR#, IOW#
I/O
BD8STRUP_FT
I/O Read and Write
2
MASTER#
I
BD4STRUP_FT
Add On Card Owns Bus
1
MCS16#, IOCS16#
I
BD4STRUP_FT
Memory and I/O Chip Select 16
2
REF#
I
BD8STRP_FT
Refresh Cycle
1
AEN
O
BD8STRUP_FT
Address Enable
1
IOCHCK#
I
BD4STRUP_FT
I/O Channel Check (ISA)
1
RTCRW#
O
BD4STRP_FT
RTC Read / Write#
1
RTCDS#
O
BD4STRP_FT
RTC Data Strobe
1
RTCAS#
O
BD4STRP_FT
RTC Address Strobe
1
RMRTCCS#
O
BD4STRP_FT
ROM / RTC Chip Select
1
GPIOCS#
I/O
BD4STRP_FT
General Purpose Chip Select
1
IRQ_MUX[3:0]
I
BD4STRP_FT
Multiplexed Interrupt Request
4
DACK_ENC[2:0]
O
BD4STRP_FT
DMA Acknowledge
3
DREQ_MUX[1:0]
I
BD4STRP_FT
Multiplexed DMA Request
2
Table 3-2. Definition of Signal Pins
Signal Name
Dir
Buffer Type2
Description
Qty
Note
1; These pins are must be connected to the 2.5 V power supply. They must not be connected to the 3.3 V supply.
Note2: See Table 3-3 for buffer type descriptions
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