LG CRD-8161B Service Manual page 21

IC 602 OTI-911LP
Pin Description
Pin No. Name
1 VSSE
2 RAD3
3 RAD11
4 RAD12
5 ALE/RAD13
6 RAD15
7 VSSE
8 DLRCK
9 DSDATA
10 DBCK
11 DC2PO
12 DJPAR
13 MCK
14 XOUT
15 XIN
16 VSSI
17 SBSO
18 WFCK
19 SUB
20 EXCK
21 HRST-
22 UD0
23 UD1
24 VSSE
25 UD2
26 UD3
27 UD4
28 UD5
24
Type Comments
P
O RAM Address Bus
O
O
ALE (RAM Address
I/O *
BUS)
O RAM Address Bus
P
I
44.1kHz L/R Strobe
I Serial Data
I Serial Bit Clock
I C2 Pointer Input
Drive Jumper/
I/O *
RAM Parity Data
O
M Clock
O
X'tal OSC Output
I X'tal OSC Input
P
I
Subcode Interface
I
I
I/O
I
IDE Host Reset
I/O uCOM Data Bus
I/O
P
I/O uCOM Data Bus
I/O
I/O
I/O
Pin No. Name
29 UD6
30 VSSE
31 UD7
32 URS
33 URD-
34 UWR-
35 UCS-
36 UINT-
37 HDASP-
38 CS3FX-
39 CS1FX-
40 HA2
41 VDD
42 HA0
43 HPDIAG-
44 HA1
45 IOCS16-
46 VSSE
47 HIRQ
48 DMACK-
49 IORDY
50 HRD-
51 VSSE
52 HWR-
53 HDRQ
54 HD15
55 HD0
56 HD14
Type Comments
I/O uCOM Data Bus
P
I/O uCOM Data Bus
I uCOM Register Select
I uCOM Read Strobe
I uCOM Write Strobe
I uCOM Chip Select
O uCOM Interrupt
I/O IDE Host Insterface
I
I
I Host Address
P
I IDE Host Interface
I/O
I
(1)
O
P 16 bit I/O
(2)
O Host Interrupt
I Host DMA Acknowledge
O Host IO Ready
I Host Read Strobe
P
I
(2)
O IDE Host Interface
I/O
I/O IDE Host Data Bus
I/O