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參數(shù)資料
| 型號： | MSP3425G |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | MSP 34x5G Multistandard Sound Processor Family |
| 中文描述： | 中型34x5G多標準聲音處理器系列 |
| 文件頁數(shù)： | 25/98頁 |
| 文件大?。?/td> | 1541K |
| 代理商： | MSP3425G |
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PRELIMINARY DATA SHEET
MSP 34x5G
Micronas
25
3.3.2.5. Read Registers on I
2
C Subaddress 11
hex
Table 3
–
10:
Read Registers on I
2
C Subaddress 11
hex
Register
Address
Function
Name
00 7E
hex
STANDARD RESULT Register
Readback of the detected TV sound or FM-Radio Standard
bit[15:0]
00 00
hex
Automatic Standard Detection could not find
a sound standard
MSP Standard Codes (see Table 3
–
8)
00 02
hex
...
00 40
hex
>07 FF
hex
Automatic Standard Detection still active
STANDARD_RES
02 00
hex
STATUS Register
Contains all user relevant internal information about the status of the MSP
bit[15:10]
undefined
bit[8]
0/1
“
1
”
indicates bilingual sound mode or SAP present
(internally evaluated from received analog or digital iden-
tification signals)
bit[7]
0/1
“
1
”
indicates independent mono sound (only for
NICAM)
bit[6]
0/1
mono/stereo indication
(internally evaluated from received analog or digital iden-
tification signals)
bit[5,9]
00
01
10
11
analog sound standard (FM or AM) active
this pattern will not occur
digital sound (NICAM) available
bad reception condition of digital sound (NICAM) due
to:
a. high error rate
b. unimplemented sound code
c. data transmission only
bit[4]
0/1
low/high level of digital I/O pin D_CTR_I/O_1
bit[3]
0/1
low/high level of digital I/O pin D_CTR_I/O_0
bit[2]
0
1
detected secondary carrier (2nd A2 or SAP sub-carrier)
no secondary carrier detected
bit[1]
0
1
detected primary carrier (Mono or MPX carrier)
no primary carrier detected
bit[0]
undefined
If STATUS change indication is activated by means of MODUS[1]: Each
change in the STATUS register sets the digital I/O pin D_CTR_I/O_1 to high
level. Reading the STATUS register resets D_CTR_I/O_1.
STATUS
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