Sony STR-K790 - Lifier Service Manual page 39

• IC Pin Function Description
DIGITAL BOARD IC1101 MB90F045PF-G-9033-SPE1 (SYSTEM CONTROLLER)
Pin No. Pin Name
1 DATAO
2 GP9
3 BST
4 HCS
5 HACN
6 XRST
7 PM
8 GP12
9 FL_LAT
10 PCM1609/1803_RST
11 VSS
12 PCM1609_ML
13 PCM1609_MC
14 PCM1609_MDI
15 PCM1609_MDO
16 FL_CLK
17 FL_DATA
18 HDOUT
19 HDIN
20 HCLK
21 TUNING_A
22 TUNING_B
23 VCC5
24 V_SW1
25 V_SW2
26 C LINK_DET
FLASH2/C LINK_RX
27
(MICLO)
FLASH1/C LINK_TX
28
(MDCLI)
29 SDA
30 SCL
31 ENC_A
32 ENC_B
33 NC
34 NC
35 AVCC
36 AVRH
37 AVSS
38 ADCC
39 A/D1
40 A/D2
41 VERSION
42 VSS
43 TUNER SD
44 MODEL
45 VAX CTRL
I/O
I Audio data signal input from DIR
I GP9 signal input from DSP
O BST signal output to DSP
O HCS signal output to DSP
I HACN signal input from DSP
O Reset signal output to DSP
O PM signal output to DSP
O GP12 signal output to DSP
O FL driver latch signal output
O IC reset signal output to DAC and ADC
— Ground terminal
O Latch signal output to DAC
O Clock signal output to DAC
O IC data output to DAC
I IC data input from DAC
O FL driver clock signal output terminal
O FL driver data signal output terminal
I HDOUT signal input from DSP
O HDIN signal output to DSP
O Clock signal output to DSP
I Tuning encoder input (not used)
I Tuning encoder input (not used)
— Power supply (+3.3V)
O Composite video signal select 1 (not used)
O Composite video signal select 2 (not used)
I C link detect input (not used)
I for FLASH programming
O for FLASH programming
I EEPROM data signal input terminal
O EEPROM clock signal output terminal
I Input selector Encoder (A) signal input
I Input selector Encoder (B) signal input
— Not used (Open)
— Not used (Open)
— Analog power supply (+3.3V)
I Analog reference voltage input (+3.3V)
— Analog ground terminal
I ADCC signal input
I Function key push signal input
I Function key push signal input
I Version setting input terminal (DESTINATION)
— Ground terminal
I RDS signal detect input (AEP, UK only)
I MODEL select input
I Vacs control input
Description
STR-K790
39