Sony STR-DA3100ES Service Manual page 85

DIGITAL BOARD IC2601 MB91F155A-5ES-X101 (MAIN SYSTEM CONTROLLER)
Pin No. Pin Name
1 DSP HCLK
2 DSP HDIN
3 1BST SEL
4 1XRST
5 1PM
6 1GP9
7 1BST
8 1HCS
9 VSS
10 1HDOUT
11 1HACN
12 2XRST
13 2PM
14 2GP3
15 2BST
16 2HCS
17 2HDOUT
18 2HACN
19 2EXLOCK
20 DIR-XMODE
21 DIR-CKSEL
22 NC
23 DIR-CE
24 DIR-DO
25 DAC MUTE
26 VSS
27 VCC
28 DIR-ERROR
29 DIR-DATAO
30 DIR-XSTATE
31 TA_XCS
32 TA_SO
33 TA_XRST
34 MAIN
35 2ND
36 3RD
37 O595 LAT
38 O595 OE
39 DCOM CLK
40 DCOM DATA
41 COM CLK
42 COM DATA
43 V595OE
44 VSS
45 V595LAT
I/O
O Serial data transfer clock signal output to the DSP1
O Serial data output to the DSP1
Signal selection signal output terminal "L": boot strap signal, "H": L/R sampling
O
clock signal
O System reset signal output to the DSP1 "L": reset
O PLL initialize signal output to the DSP1
I Read ready signal input from the DSP1
O Boot strap signal output to the DSP1
O Chip select signal output to the DSP1
– Ground terminal
I Serial data input from the DSP1
I Acknowledge signal input from the DSP1
O System reset signal output to the DSP2 "L": reset
O PLL initialize signal output to the DSP2
I Error signal input from the DSP2
O Boot strap signal output to the DSP2
O Chip select signal output to the DSP2
I Serial data input from the DSP2
I Acknowledge signal input from the DSP2
O Lock signal output to the DSP2
O System reset signal output to the digital audio interface receiver
O Clock selection signal output to the digital audio interface receiver
– Not used
O Chip enable signal output to the digital audio interface receiver
I Read data input from the digital audio interface receiver
O System muting on/off control signal output terminal "H": muting on
– Ground terminal
– Power supply terminal (+3.3V)
I PLL lock error signal and data error flag input from the digital audio interface receiver
I Audio serial data input terminal
I Source clock selection monitor input from the digital audio interface receiver
O Chip select signal output to the lip sync adjust
I Serial data input from the lip sync adjust
O System reset signal output to the lip sync adjust
O Trigger out signal output terminal (for MAIN)
O Trigger out signal output terminal (for 2ND)
O Trigger out signal output terminal (for 3RD)
O Serial data latch pulse output to the data decoder
O Output enable signal output to the data decoder
O Serial data transfer clock signal output to the digital audio interface receiver, lip sync
adjust and D/A converter
O Serial data output to the digital audio interface receiver, lip sync adjust and D/A
converter
O Serial data transfer clock signal output to the input select, electrical volume, data
decoder and tuner unit
O Serial data output to the input select, electrical volume, data decoder and tuner unit
O Output enable signal output to the data decoder
– Ground terminal
O Serial data latch pulse output to the data decoder
STR-DA3100ES
Description
85