參數(shù)資料
型號: MSP3430
廠商: Electronic Theatre Controls, Inc.
英文描述: Multistandard Sound Processor Family
中文描述: 多標(biāo)準(zhǔn)聲音處理器系列
文件頁數(shù): 26/101頁
文件大?。?/td> 752K
代理商: MSP3430
MSP 34x0G
PRELIMINARY DATA SHEET
26
Micronas
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 on page 23)
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
identification 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
identification 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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