Sony STR-DE495 - Page 14

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STR-DE495/DE595
• IC1601 MB9047BPF-G-138-BND (SYSTEM CONTROL) (DIGITAL Board (2/2))
Pin No. Pin Name I/O Pin Description
1DATAO I Serial data line signal input from DIR IC
2GP9 I GP9 signal input from DSP IC
3 BST O Boot stop control signal output for DSP IC
4 HCS O Chip select signal output for DSP IC
5HACNIAcknowledge signal input from DSP IC
6 XRST O Reset signal output for DSP IC
7PMOPLL control signal output for DSP IC
8PDOPower down signal output for CODEC IC
9 SMUTE O Soft mute signal output for CODEC IC
10 CDT1 O Control data output for CODEC IC
11 VSS — Ground
12 SCL O Serial data clock signal output for CODEC IC
13 CS O Latch signal output for CODEC IC
14 DATA O Serial data output for VOL/TUNER IC
15 CLK O Clock signal output for VOL/TUNER IC
16 LATCH– VOL IC O Latch signal output for VOL/TUNER IC
17 SPK B RELAY O Speaker B relay driver control signal output (STR-DE595 only)
18 HDOUT I Serial data input from DSP IC
19 HDIN O Serial data output for DSP IC
20 HCLK O Serial data clock signal output for DSP IC
21 F.MUTE O Function mute control signal output
22 AC MUTE O Power amplifier mute control signal output
23 VCC5 — Power supply pin (+3.3 V)
24 ANA/DIG O Muting and error port signal output
25 HP DETECT I Headphone detection signal input
26 NC — Not used (Fixed at L)
27 FLASH2 — Flash programming signal output 2
28 FLASH1 — Flash programming signal output 1
29 to 32 NC — Not used (Fixed at L)
33 SCL O Clock signal output for EEPROM IC
34 SDA I/O Serial data input/output for EEPROM IC
35 AVCC — Power supply pin (+3.3 V)
36 AVRH — Power supply pin (+3.3 V)
37 AVSS — Ground
38 to 41 A/D0 to A/D3 I Key signal input (A/D port)
42 VSS — Ground
43 RDS SIGNAL I RDS signal level input (AEP, UK model only)
44 MODEL I
Model detection signal input (Fixed at L: US, Canadian model, H: Except for US,
Canadian model)
45 VERSION I
Destination detection signal input (Fixed at L: US, Canadian model, H: Except for US,
Canadian model)
46 BLUE LED O LED (MULTI CHANNEL DECODING) driver signal output (STR-DE595 only)
47 NC — Not used (Fixed at L)
48 STOP I AC off detection signal input
49 MOD0 — Selection of micon operation mode
50 MOD1 — Not used (Connect to AVCC)
51 MOD2 — Selection of micon operation mode
52 RDS CLOCK I RDS data clock signal input (AEP, UK model only)
53 RDS DATA I RDS data input (AEP, UK model only)
54 SIRCS I SIRCS signal input
55 FUSE DETECT I Fuse open detection signal input
56 POWER KEY I Power key detection signal input