LG DA-3520 - Micro-Computer (-COM) Block Diagram

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3. µ-COM Block Diagram
AV JACK I/F
IC506
XC9536
IC502
FLASH
ROM
FRONT I/F
IC503
DRAM
IC505
74HC374
IC501
SH6417034
MPEG I/F
SERVO I/F DSP I/F
IC504
EEPROM
2402/2416
16:9,SYSTEM_SW
LD_ON,LOAD CLOSE,MIRR,ACT_MUTE LOAD_OPEN,SPINDLE_FG,SLD_FG,
D[00:07],A[00:02],IIC_CLK,IIC_DATA,SCLK0, MPEG_RST
,MPEG_INT,V_MUTE,A_MUTE,DAC_RST,Y_SEL
MPEG_ERROR ,DAC_L0 ,RF_LAT ,/DSP_CS ,/MPEG_CS ,/PP_CS 16:, ,Y_SEL ,,MPEG_RST PWR_CTL ,SENS,LIMIT_SW ,MIC_ON,CLOSE_SW ,OPEN_SW,MPEG_W
AIT
,16:9,,MPEG_RST ,M_RESET
M_RESET ,RXD0 ,TXD0 ,SCK0 ,F_REQ ,MODE_SW ,M_REQ, ,ECHO
IIC_CLK
,IIC_DATA
SENS_MCOM
, MICOM_WAIT
/IOCS1,/WR
D[00:04] A[19:21]
A[01:19]
D[00:15]
A[01:09]
D[00:15]
A[01:21]21 D[00:15]
D[00:07]
DAC_RST ,E_DR ,/S_XRST ,XLAT ,ACT_MUTE ,LOAD_OPEN ,LOAD CLOSE ,/PWR_RST
EXP_W2
,/PWR_CTL
2
2
2
8
10
2 2 2
19
16
9
16
16
8
8
21
D[00:07],A[00:05], ,E_SIN,E_CLK LOAD_FR,F/R,LOCK,DEFECT,FOK DSP_SENSE,