PRELIMINARY DATA SHEET
MSP 44x8G
3.3.2.4. Read Registers on I2C Subaddress 11hex
Table 3–10: Read Registers on I2C Subaddress 11hex
Register
Address
Function
Name
STANDARD RESULT
00 7Ehex
STANDARD RESULT Register
STANDARD_RES
Readback of the detected TV Sound or FM-Radio Standard
bit[15:0] 00 00hex Automatic Standard Detection could not find
a sound standard
00 02hex MSP Standard Codes (see Table 3–8)
...
00 40hex
>07 FFhex Automatic Standard Detection still active
STATUS
02 00hex
STATUS Register
STATUS
Contains all user relevant internal information about the status of the MSP
bit[15:10]
bit[8]
undefined
0/1
0/1
“1” indicates bilingual sound mode or SAP present
bit[7]
“1” indicates independent mono sound
(only for NICAM on MSP 4418G and MSP 4458G)
bit[6]
0/1
mono/stereo indication
bit[5,9]
00
01
10
analog sound standard (FM or AM) active
this pattern will not occur
digital sound (NICAM) available (MSP 4418G and
MSP 4458G only)
11
bad reception condition of digital sound (NICAM) due to:
a. high error rate
b. unimplemented sound code
c. data transmission only
bit[4]
bit[3]
bit[2]
0/1
0/1
low/high level of digital I/O pin D_CTR_I/O_1
low/high level of digital I/O pin D_CTR_I/O_0
0
1
detected secondary carrier (2nd A2 or SAP carrier)
no secondary carrier detected
bit[1]
bit[0]
0
1
detected primary carrier (Mono or MPX carrier)
no primary carrier detected
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.
Micronas
25
MICRONAS [ MICRONAS ]
