STPCI2HEYCE STMicroelectronics, STPCI2HEYCE Datasheet - Page 28

• Manufacturer Part Number: STPCI2HEYCE
• Manufacturer: STMicroelectronics

Specifications of STPCI2HEYCE

• Lead Free Status / RoHS Status: Compliant

STPC® ATLAS
Table 2-5. Signal value on Reset
28/108
1
Table 2-4. Multiplexed Signals (on the same pin)
BASIC CLOCKS AND RESETS
XTALO
ISA_CLK
ISA_CLK2X
OSC14M
DEV_CLK
HCLK
PCI_CLKO
DCLK
MEMORY CONTROLLER
MCLKO
CS#[3:1]
ISAOE# = 1
IDE Pin Name
Signal Name
SD[15:0]
RTCAS
DEV_CLK
SA[3]
SA[2:0]
SMEMW#
IOCS16#
MASTER#
MCS16#
DACK_ENC [2:0]
TC
SA[7:4]
ZWS#
GPIOCS#
IOCHCK#
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
ISA Pin Name
14MHz
Low
14MHz
14MHz
24MHz
Oscillating at the speed defined by the strap options.
17MHz
66MHz if asynchonous mode, HCLK speed if synchronized mode.
High
HCLK divided by 2 or 3, depending on the strap options.
SYSRSTI# active
D[15:0]
= 0
DEV_CLK
A[3]
A[2:0]
VPP_PGM
WP/IOIS16#
BVD1
= 0
= 0x04
= 0
A[7:4]
GPI#
VCC5_EN
BVD2
RESET
IOWR#
IORD#
= 0
= 0
WAIT#
OE#
= 0
VCC3_EN
CE2#, CE1#
Hi-Z
VPP_VCC
WE#
REG#
READY#
CD1#, CD2#
ISAOE# = 0
PCMCIA Pin Names
7MHz
SYSRSTI# inactive
SYSRSTO# active
PD[15:0]
FCS0#
FCS1#
PRDY
IOCS#[2:0]
PBE#[1]
PBE#[0]
PRD#
PWR#
PA[2:0]
PA[3]
PA[7:4]
PA[8]
PA[9]
PA[10]
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]
Local Bus Pin Name
release of SYSRSTO#