參數(shù)資料
型號(hào)： STV8277
廠商： 意法半導(dǎo)體
英文描述： Digital Audio Decoder/Processor for A2 and NICAM Television/Video Recorders
中文描述： 數(shù)字音頻解碼器/處理器為A2和麗音電視/錄像機(jī)
文件頁數(shù)： 49/149頁
文件大小： 2775K
代理商： STV8277
49/149
STV82x7
Register List
12.1
I2C Register Map
By default, all I2C registers controlled by Automatic Standard Recognition System (Autostandard)
are forced to Read-only mode for the user. These registers and bits are shaded in
Table 9
.
Table 9: List of I2C Registers (Sheet 1 of 6)
Name
Addr.
Reset
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
IC General Control
CUT_ID
00h
(0000 0001)
0
0
CUT_NUMBER[5:0]
RESET
01h
0000 0000
BUS_EXP
I2S_OUTPUT
0
EN_STBY
0
SOFT_
LRST2
SOFT_
LRST1
SOFT_RST
I2S_STAT
05h
(0000 0000)
0
0
0
0
0
0
LR_OFF
LOCK_
FLAG
I2S_SYNC_OFFSET
06h
(0000 0000)
RESERVED
Clocking 1
SYS_CONFIG
07h
0000 0000
I2S_CH_NB[1:0]
INPUT_FREQ[3:0]
INPUT_CONFIG[1:0]
FS1_DIV
08h
0001 0010
EN_PROG
0
NDIV1[1:0]
0
SDIV1[2:0]
FS1_MD
09h
0001 0001
0
0
0
MD1[4:0]
FS1_PE_H
0Ah
0011 0110
PE_H1[7:0]
FS1_PE_L
0Bh
0000 0000
PE_L1[7:0]
Demodulator
DEMOD_CTRL
0Ch
0000 0110
0
0
FAR_MODE GAP_MODE
AM_SEL
DEMOD_MODE[2:0]
DEMOD_STAT
0Dh
(0000 0000)
0
0
0
QPSK_LK
FM2_CAR
FM2_SQ
FM1_CAR
FM1_SQ
AGC_CTRL
0Eh
0001 0001
AGC_ CMD
0
0
AGC_REF[2:0]
AGC_CST[1:0]
AGC_GAIN
0Fh
(0000 0000)
0
AGC_ERR[4:0]
SIG_OVER
SIG_
UNDER
DC_ERR_IF
10h
(0000 0000)
DC_ERR[7:0]
Demodulator Channel 1
CARFQ1H
12h
0011 1110
CARFQ1[23:16]
CARFQ1M
13h
1000 0000
CARFQ1[15:8]
CARFQ1L
14h
0000 0000
CARFQ1[7:0]
FIR1C0
15h
0000 0000
FIR1C0[7:0] (S)
FIR1C1
16h
1111 1110
FIR1C1[7:0] (S)
FIR1C2
17h
1111 1100
FIR1C2[7:0] (S)
FIR1C3
18h
1111 1101
FIR1C3[7:0] (S)
FIR1C4
19h
0000 0010
FIR1C4[7:0] (S)
FIR1C5
1Ah
0000 1101
FIR1C5[7:0] (S)
FIR1C6
1Bh
0001 1000
FIR1C6[7:0]6 (S)
FIR1C7
1Ch
0001 1111
FIR1C7[7:0] (S)
ACOEFF1
1Dh
0010 0011
ACOEFF1[7:0]
BCOEFF1
1Eh
0001 0010
BCOEFF1[7:0]
CRF1
1Fh
(0000 0000)
CRF1[7:0] (S)
CETH1
20h
0010 0000
CETH1[7:0]
SQTH1
21h
0011 1100
SQTH1[7:0]
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