MOTOROLA
MSC8101ADS RevB User’s Manual
B-91
3
HD0
I/O, T.S.
Host Interface Bidirectional Data Port HD(0:15).
4
HD1
5
HD2
6
HD3
7
HD4
8
HD5
9
HD6
10
HD7
11
HD8
12
HD9
13
HD10
14
HD11
15
HD12
16
HD13
17
HD14
18
HD15
19
GND
P
Digital GND. Main GND plane.
20
21
HA0
I
Host Interface Address Line HA(0:3).
22
HA1
23
HA2
24
HA3
25
HCS1
I
Host Chip-Select 1. For further explanation see P2/A22 in
TABLE B1-3. "P2 - CPM Expansion - Interconnect Signals"
above
.
26
HCS2
I
Host Chip-Select 2. For further explanation see P2/A21 in
TABLE B1-3. "P2 - CPM Expansion - Interconnect Signals"
above
.
27
HACK
I/O,T.S.
Host Acknowledge or Receive Host Request Output. For further
explanation see P2/D24 in
TABLE B1-3. "P2 - CPM
Expansion - Interconnect Signals" above
.
28
HREQ
O,T.S.
Host Request or Transmit Host Request Output. For further
explanation see P2/D21 in
TABLE B1-3. "P2 - CPM
Expansion - Interconnect Signals" above
.
29
HRW
I
Host Read/Write or Host Read Input. For further explanation see
P2/A23 in
TABLE B1-3. "P2 - CPM Expansion -
Interconnect Signals" above
.
TABLE B1-5. P4 - Host Interface Connector - Interconnect Signals
Pin No.
Signal Name
Attribute
Description
F
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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