Mn103S28Ega (Ic301) : Super Optical Disc Controller - JVC XV-S300BK Service Manual

4.12MN103S28EGA (IC301) : Super optical disc controller

4.12.1 Terminal layout
176
1
44
45
4.12.2 Block diagram
Analog
Servo I/O
(core 1 I/O)
Servo core
(core 2)
RAM
CIRC
4.12.3 Pin function (1/4)
Pin No. Symbol I/O
1,2 NINT0,1 O
3 VDD3 -
4 VSS -
5 NINT2 O
6 WAITDOC O
7 NMPST O
8 DASPST I
9~17 CPUADR17~9 I
18 VDD18 -
19 VSS -
20 DRAMVDD18 -
21 DRAMVSS -
22~30 CPUADR8~0 I
31 VDD3 -
32 VSS -
33 DRAMVDD3 -
34 NCS I
35 NWR I
133
132
89
88
DVD-ROM
Formatter
CD-PRE
Instruction
CGEN
memory
(40KB)
Data
MODE
memory
(6KB)
General purpose IO bus
16 bit
WDT
timer x 2
Interruption of system control 0,1
Power supply terminal for I/O(3.3V)
Connect to ground
Interruption of system control 2
Wait control of system control
Reset of system control (Non connect)
Setting of initial value of DASP signal
System control address
Power supply terminal for I/O (1.8V)
Connect to ground
Power supply terminal for DRAM (1.8V)
Connect to ground for DRAM
System control address
Power supply terminal for I/O (3.3V)
Connect to ground
Power supply terminal for DRAM (3.3V)
System control chip select
Writing system control
XV-S300BK/XV-S332SL/XV-S402SL/XV-S403SG
Host I/F
DMA
ECC
MPEG I/F
I/F
High speed IO bus
DMA
32 bit
CPU core
BCU
DRAMC
SYSTEM
INTC
I/F
Description
ATAPI
2Mbit
DRAM
35