参数资料
型号: STPCC0310BTC3
厂商: STMICROELECTRONICS
元件分类: 外设及接口
英文描述: MULTIFUNCTION PERIPHERAL, PBGA388
封装: PLASTIC, BGA-388
文件页数: 3/51页
文件大小: 836K
代理商: STPCC0310BTC3
PIN DESCRIPTION
11/51
Release B
This is preliminary information on a new product now in development or undergoing evaluation. Details are subject to change without notice.
Table 2.2. Definition of Signal Pins
Signal Name
Dir
Description
Qty
BASIC CLOCKS AND RESETS
SYSRSTI#
I
System Power Good Input
1
SYSRSTO#
O
System Reset Output
1
XTALI
I
14.3MHz Crystal Input
1
XTALO
I/O
14.3MHz Crystal Output - External Oscillator Input
1
HCLK
I/O
Host Clock (Test)
1
DEV_CLK
O
24MHz Peripheral Clock (floppy drive)
1
DCLK
I/O
27-135MHz Graphics Dot Clock
1
MEMORY INTERFACE
MCLKI
I
Memory Clock Input
1
MCLKO
O
Memory Clock Output
1
CS#[3:0]
O
DIMM Chip Select
4
MA[11:0]
O
Memory Row & Column Address
12
MD[63:0]
I/O
Memory Data
64
RAS#[1:0]
O
Row Address Strobe
2
CAS#[1:0]
O
Column Address Strobe
2
MWE#
O
Write Enable
1
DQM[7:0]
O
Data Input/Output Mask
8
PCI INTERFACE
PCI_CLKI
I
33MHz PCI Input Clock
1
PCI_CLKO
O
33MHz PCI Output Clock (from internal PLL)
1
AD[31:0]
I/O
PCI Address / Data
32
CBE#[3:0]
I/O
Bus Commands / Byte Enables
4
FRAME#
I/O
Cycle Frame
1
IRDY#
I/O
Initiator Ready
1
TRDY#
I/O
Target Ready
1
LOCK#
I
PCI Lock
1
DEVSEL#
I/O
Device Select
1
STOP#
I/O
Stop Transaction
1
PAR
I/O
Parity Signal Transactions
1
SERR#
O
System Error
1
PCIREQ#[2:0]
I
PCI Request
3
PCI_GNT#[2:0]
O
PCI Grant
3
PCI_INT[3:0]
I
PCI Interrupt Request
4
VDD5
I
5V Power Supply for PCI ESD protection
4
ISA CONTROL
ISA_CLK
O
ISA Clock Output - Multiplexer Select Line For IPC
1
ISA_CLK2X
O
ISA Clock x2 Output - Multiplexer Select Line For IPC
1
OSC14M
O
ISA bus synchronisation clock
1
LA[23:17]
O
Unlatched Address
7
SA[19:0]
I/O
Latched Address
20
SD[15:0]
I/O
Data Bus
16
ALE
O
Address Latch Enable
1
MEMR#, MEMW#
I/O
Memory Read and Memory Write
2
SMEMR#, SMEMW#
O
System Memory Read and Memory Write
2
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