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SC9822P Datasheet(PDF) 6 Page - Silan Microelectronics Joint-stock

Part # SC9822P
Description  MP3 DECODER WITH ESP FUNCTION AND CD INTERFACE
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Manufacturer  SILAN [Silan Microelectronics Joint-stock]
Direct Link  http://www.silan.com.cn
Logo SILAN - Silan Microelectronics Joint-stock

SC9822P Datasheet(HTML) 6 Page - Silan Microelectronics Joint-stock

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SC9822P
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
REV:1.0
2006.07.21
Http: www.silan.com.cn
Page 6 of 30
FUNCTION DESCRIPTION
1. CD/MP3 Register function
Register description (The register address of SC9822P is 8 bits)
Symbol
Address
Read/write Initialization
Description
SC9822P play state registers
TotalTimeMin[5:0]
0x61
R
0x00
Total time’
s minutes of current playing
music:0-59
TotalTimeSec[5:0]
0x62
R
0x00
Total time’
s seconds of current playing
music:0-59
CurrentTimeMin[5:0]
0x63
R
0x00
Already played time’
s minutes of
current music:0-59
CurrentTimeSec[5:0]
0x64
R
0x00
Already played time’
s seconds of
current music: 0-59
FrameInform[7:0]
0x65
R
0x03
bit[3:0]:
Sampling
rate
of
current
playing music
0x0: 44.1KHz
0x1: 48KHz
0x2: 32KHz
0x4: 22.05KHz
0x5: 24KHz
0x6: 16Khz
0x0C: 11.025KHz
0x0D:12KHz
0x0E:8KHz
Reserve the rest;
When the music format is Layer III:
Bit [7:4]: The bit rate of current playing
music, together with sampling rate to
decide current bit rate. This chip
provides variable bit rate and free bit
rate (*1).
When the sampling rate is
44.1, 48, 32KHz, the other sampling
rate is:
0x0: Free mode
0x1: 32kbps
8kbps
0x2: 40kbps
16kbps
0x3: 48kbps
24kbps
0x4: 56kbps
32 kbps
0x5: 64 kbps
40 kbps
0x6: 80 kbps
48 kbps
(To be continued)


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