参数资料
型号: STPCI2HEYI
厂商: STMICROELECTRONICS
元件分类: 外设及接口
英文描述: MULTIFUNCTION PERIPHERAL, PBGA516
封装: PLASTIC, BGA-516
文件页数: 19/109页
文件大小: 2430K
代理商: STPCI2HEYI
STPC ATLAS
Issue 1.1 - March 23, 2004
17/109
Table 2-2. Definition of Signal Pins
Signal Name
Dir
Buffer Type1
Description
Qty
BASIC CLOCKS AND RESETS
SYSRSTI#
I
SCHMITT_FT
System Reset / Power good
1
SYSRSTO#
O BD8STRP_FT
Reset Output to System
1
XTALI
I
OSCI13B
14.31818 MHz Crystal Input
External Oscillator Input
1
XTALO
O
14.31818 MHz Crystal Output
1
PCI_CLKI
I
TLCHT_FT
33 MHz PCI Input Clock
1
PCI_CLKO
O BT8TRP_TC
33 MHz PCI Output Clock
1
ISA_CLK,
ISA_CLK2X
O BT8TRP_TC
ISA Clock x1 and x2
Multiplexer Select Line for IPC
2
OSC14M
O BD8STRP_FT
ISA bus synchronisation clock
1
HCLK
I/O BD4STRP_FT
66 MHz Host Clock (Test pin)
1
DEV_CLK
O BT8TRP_TC
24 MHz Peripheral Clock
1
DCLK
I/O BD4STRP_FT
135 MHz Dot Clock
1
VDD_xxx_PLL
2.5V Power Supply for PLL Clocks
7
MEMORY CONTROLLER
MCLKI
I
TLCHT_TC
Memory Clock Input
1
MCLKO
O BT8TRP_TC
Memory Clock Output
1
CS#[1:0]
O BD8STRP_TC
DIMM Chip Select
2
CS#[3]/MA[12]/BA[1]
O BD16STARUQP_TC
DIMM Chip Select
Memory Address
Bank Address
1
CS#[2]/MA[11]
O BD16STARUQP_TC
DIMM Chip Select
Memory Address
1
MA[10:0]
O BD16STARUQP_TC
Memory Row & Column Address
11
BA[0]
O BD16STARUQP_TC
Bank Address
1
RAS#[1:0]
O BD16STARUQP_TC
Row Address Strobe
2
CAS#[1:0]
O BD16STARUQP_TC
Column Address Strobe
2
MWE#
O BD16STARUQP_TC
Write Enable
1
MD[0]
I/O BD8STRUP_FT
Memory Data
1
MD[53:1]
I/O BD8TRP_TC
Memory Data
53
MD[63:54]
I/O BD8STRUP_FT
Memory Data
10
DQM[7:0]
O BD8STRP_TC
Data Input/Ouput Mask
8
PCI INTERFACE
AD[31:0]
I/O BD8PCIARP_FT
Address / Data
32
CBE[3:0]
I/O BD8PCIARP_FT
Bus Commands / Byte Enables
4
FRAME#
I/O BD8PCIARP_FT
Cycle Frame
1
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
Note1; See Table 2-3 for buffer type descriptions
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