PRELIMINARY DRAFT
Pinout Information
Pin Decriptions
Table 2: Pin Map Legend
Description
Abbreviation or Convention
I
A pin that functions as an input only.
A pin that functions as an output only.
A pin that operates as an input or an output.
An open-drain output.
O
I/O
OD
TS
Z
A test pin.
A tristate output or input/output.
Following a signal name designates an active-low signal.
(*)
An italicized function name for a multifunction pin indicates that the function is only
valid on the low-to-high transition of RST*.
Pin name in italics
Table 3: CL-CR3710 Pin Map
Type
Name
Pin(s)
I/O
Function
DD15
DD14
DD13
DD12
DD11
DD10
DD9
DD8
DD7
DD6
DD5
DD4
DD3
DD2
DD1
DD0
79
77
74
71
69
67
63
60
58
62
65
68
70
72
76
78
I/O-TS
I/O-TS
I/O-TS
I/O-TS
I/O-TS
I/O-TS
I/O-TS
I/O-TS
I/O-TS
I/O-TS
I/O-TS
I/O-TS
I/O-TS
I/O-TS
I/O-TS
I/O-TS
Host Data Bus
Host
Interface
Signals
DA2
DA1
DA0
94
89
92
I
I
I
Host Address Lines
CS1FX*
CS3FX*
DIOR*
95
96
82
81
57
88
87
83
I
Host Chip Select 0*
Host Chip Select 1*
Host I/O Read Strobe*
Host I/O Write Strobe*
Host Reset*
I
I
DIOW*
I
HRESET*
IOCS16*
INTRQ
I
OD
16-bit Data Transfer*
Host Interrupt Request
I/O Channel Ready
O -TS
O -TS
IORDY
DS587PP1 - rev 0.1 April 11, 2002
Copyright 2002 Cirrus Logic Inc.
CONFIDENTIAL
14
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