STPCI2 查看數據表（PDF） - STMicroelectronics
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STPCI2 Datasheet PDF : 108 Pages
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STPC® ATLAS
Table 2-4. Multiplexed Signals (on the same pin)
IDE Pin Name
ISA Pin Name
PCMCIA Pin Names
Local Bus Pin Name
SD[15:0]
D[15:0]
PD[15:0]
RTCAS
=0
FCS0#
DEV_CLK
DEV_CLK
FCS1#
SA[3]
A[3]
PRDY
SA[2:0]
A[2:0]
IOCS#[2:0]
SMEMW#
VPP_PGM
PBE#[1]
IOCS16#
WP/IOIS16#
PBE#[0]
MASTER#
BVD1
PRD#
MCS16#
=0
PWR#
DACK_ENC [2:0]
= 0x04
PA[2:0]
TC
=0
PA[3]
SA[7:4]
A[7:4]
PA[7:4]
ZWS#
GPI#
PA[8]
GPIOCS#
VCC5_EN
PA[9]
IOCHCK#
BVD2
PA[10]
Obsolete Product(s) ISAOE# = 1
REF#
IOW#
IOR#
MEMR#
ALE
AEN
BHE#
MEMW#
SMEMR#
DREQ_MUX#[1:0]
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
ISAOE# = 0
RESET
IOWR#
IORD#
=0
=0
WAIT#
OE#
=0
VCC3_EN
CE2#, CE1#
Hi-Z
VPP_VCC
WE#
REG#
READY#
CD1#, CD2#
ISAOE# = 0
PA[11]
PA[12]
PA[13]
PA[14]
PA[15]
PA[16]
PA[17]
PA[18]
PA[19]
PA[21:20]
PA[22]
PA[23]
PA[24]
IOCS#[7]
IOCS#[6]
IOCS#[5], IOCS#[4]
IOCS#[3]
t(s) - Table 2-5. Signal value on Reset
uc Signal Name
rod BASIC CLOCKS AND RESETS
XTALO
P ISA_CLK
te ISA_CLK2X
le OSC14M
o DEV_CLK
s HCLK
bPCI_CLKO
ODCLK
SYSRSTI# active
SYSRSTI# inactive
SYSRSTO# active
release of SYSRSTO#
14MHz
Low
7MHz
14MHz
14MHz
24MHz
Oscillating at the speed defined by the strap options.
HCLK divided by 2 or 3, depending on the strap options.
17MHz
MEMORY CONTROLLER
MCLKO
66MHz if asynchonous mode, HCLK speed if synchronized mode.
CS#[3:1]
High
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