Pinout Information
DS588PP1 -
rev
0.4 April 11, 2002
Copyright
2002 Cirrus Logic Inc.
C
ONFIDENTIAL
P
RELIMINARY
D
RAFT
www.cirrus.com
16
Microcontroller
Interface
Signals
AD7
AD6
AD5
AD4
AD3
AD2
AD1
AD0
123
121
120
119
118
117
116
115
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
Local Microcontroller Address And Data Bus
A7/ALE
134
I
Local Microcontroller Address Bus Bit 5 /
Address Latch Enable
A6
A5
A4
A3
A2
A1
A0
CS*
RD*/DS
WR*/ R/W*
INT1
INT2
RST*
SPIN_P
SPIN_N
DAC-TL
DAC-SL
DAC-F
DAC-T
ADC-AUX
PWM-SP
EXTCR
EXTCQ
VREF2
MCLK1
MCLK2/XTALI
XTALO
DMA33CLK
CLK_OUT
uC_CLK
133
132
131
129
127
126
125
137
135
136
140
139
141
158
157
164
165
171
170
169
159
108
102
167
146
149
150
142
145
144
I
I
I
I
I
I
I
I
I
I
Local Microcontroller Address Bus
Chip Select*
Read Strobe*/data Strobe
Write Strobe/ Read/write*
Interrupt1
Interrupt2
Reset*
O-OD
O-OD
I
I
I
O
O
O
O
I
O
I
I
O
I
I
O
I
O
O
Servo
Analog
Interface
Signals
Spin Transducer
Tilt DAC
Sled DAC
Focus DAC
Tracking DAC
Auxiliary ADC
Spin PWM
External Track Counter Real And External Track Counter
Quadrature
Voltage Reference 2
Master Clock 1
Master Clock 2 / Crystal Input
Crystal Output
DMA33 Clock
Clock Output
Microcontroller Clock
Clock
Interface
Signals
Table 3: CL-CS3712 Pin Map (Continued)
Type
Name
Pin(s)
I/O
Function
