STPCE1EDBI 데이터 시트보기 (PDF) - STMicroelectronics
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STPCE1EDBI Datasheet PDF : 87 Pages
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PIN DESCRIPTION
Table 2-6. Signal value on Reset
Signal Name
SYSRSTI# active
ISAOE#
High
RMRTCCS#
Hi-Z
LA[23:17]
Unknown
SA[19:0]
0xFFFXX
SD[15:0]
Unknown
BHE#, MEMR#
Unknown
MEMW#, SMEMR#, SMEMW#, IOR#, IOW# Unknown
REF#
Unknown
ALE, AEN
Low
DACK_ENC[2:0]
Input
TC
Input
GPIOCS#
Hi-Z
RTCDS#, RTCRW#, KBCS#
Hi-Z
RTCAS
Unknown
LOCAL BUS INTERFACE
PA[24:0]
Unknown
PD[15:0]
Unknown
PRD#
Unknown
PBE#[1:0], FCS0#, FCS_0H#
High
FCS_0L#, FCS1#, FCS_1H#, FCS_1L#
High
PWR#, IOCS#[7:0]
High
IDE CONTROLLER
DD[15:0]
0xFF
DA[2:0]
Unknown
PCS1, PCS3, SCS1, SCS3
Unknown
PDACK#, SDACK#
High
PDIOR#, PDIOW#, SDIOR#, SDIOW#
High
I2C INTERFACE
SCL / DDC[1]
Input
SDA / DDC[0]
Input
GPIO SIGNALS
GPIO[15:0]
High
JTAG
TDO
High
MISCELLANEOUS
SPKRD
Low
SYSRSTI# inactive
SYSRSTO# active
release of SYSRSTO#
Low
0x00
0xFFF03
0xFF
High
High
High
First prefetch cycles
when in ISA or PCMCIA mode.
Address start is 0xFFFFF0
0x04
Low
High
Low
0xFF
High
First prefetch cycles
Low
Low
22/87
Release 1.3 - January 29, 2002
This is preliminary information on a new product now in development or undergoing evaluation. Details are subject to change without notice.
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