PRELIMINARY DATA SHEET
MSP 34x2G
6.3.2. A2 Threshold
The threshold between Stereo/Bilingual and Mono
Identification for the A2 Standard has been made pro-
grammable according to the user’s preferences. An
internal hysteresis ensures robustness and stability.
Table 6–7: Write Register on I2C Subaddress 10hex : A2 Threshold
Register
Address
Function
Name
THRESHOLDS
00 22hex (write)
A2 THRESHOLD Register
A2_THRESH
Defines threshold of all A2 and EIA_J standards for Stereo and Bilingual
detection
bit[15:12]
must be set to 0
bit[11:0] 7F0hex
force Mono Identification
...
190hex
...
default setting after reset
0A0hex
minimum Threshold for stable detection
recommended range : 0A0hex...3C0hex
6.3.3. Carrier-Mute Threshold
The Carrier-Mute threshold has been made program-
mable according to the user’s preferences. An internal
hysteresis ensures stable behavior.
Table 6–8: Write Register on I2C Subaddress 10hex : Carrier-Mute Threshold
Register
Address
Function
Name
THRESHOLDS
00 24hex (write)
Carrier-Mute THRESHOLD Register
CM_THRESH
Defines threshold for the carrier mute feature
bit[15:12]
must be set to 0
bit[11:0] 000hex
Carrier-Mute always ON (both channels muted)
...
02Ahex
...
default setting after reset
7FFhex
Carrier-Mute always OFF (both channels forced
on)
recommended range : 14hex...50hex
Micronas
89
MICRONAS [ MICRONAS ]
