36
STR-K785
• IC Pin Function Description
DIGITAL BOARD IC1101 MB90488BPF-G-174E1 (SYSTEM CONTROL)
Pin No. Pin Name I/O Description
1DATAO I Audio data signal input from DIR
2 GP9 I GP9 signal input from DSP
3BST O BST signal output to DSP
4 HCS O HCS signal output to DSP
5 HACN I HACN signal input from DSP
6 XRST O Reset signal output to DSP
7PMOPM signal output to DSP
8 GP12 O GP12 signal output to DSP
9 PCM1800_RST O IC reset signal output to ADC
10 PCM1608_RST O IC reset signal output to DAC
11 VSS — Ground terminal
12 PCM1608_ML O Latch signal output to DAC
13 PCM1608_MC O Clock signal output to DAC
14 PCM1608_MDI O IC data output to DAC
15 PCM1608_MDO I IC data input from DAC
16 T.SERIAL_CLK O Tuner clock signal output terminal
17 TUNER_DATA OTuner data signal output terminal
18 HDOUT I HDOUT signal input from DSP
19 HDIN O HDIN signal output to DSP
20 HCLK O Clock signal output to DSP
21 VOL_CLK O Clock signal output to the ASP
22 VOL_DATA_LATCH O Data output to the ASP
23 VCC5 — Power supply (+3.3V)
24 SYS_MUTE O Muting and error signal output
25 ANA/DIG O Analog signal or digital signal output terminal
26 NOT_USED — Not used
27 FLASH2 O FLASH2 signal output (not used)
28 FLASH1 O FLASH1 signal output (not used)
29 SDA I EEPROM data signal input terminal
30 SCL O EEPROM clock signal output terminal
31 I/P_SEL (A) I Input Encoder (A) signal input
32 I/P_SEL (B) I Input Encoder (B) signal input
33 NOT_USED — Not used
34 NOT_USED — Not used
35 AVCC — Analog power supply (+3.3V)
36 AVRH I Analog reference voltage input (+3.3V)
37 AVSS — Analog ground terminal
38 A/D0 I Function key push signal input
39 A/D1 I Function key push signal input
40 A/D2 I Function key push signal input
41 VERSION I Version setting input terminal (DESTINATION)
42 VSS — Ground terminal
43 RDS_SIG I RDS signal detect input (AEP) / Not used (Except AEP)
44 MODEL I MODEL select input
45 ADCC_ANALOGUE_IN I ADCC signal input
46 VACS I VACS control signal input
47 FL_LAT O FL driver latch signal output
Ver. 1.1
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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