stv8226t STMicroelectronics, stv8226t Datasheet - Page 80

• Manufacturer Part Number: stv8226t
• Description: Multistandard Tv Audio Processor And Digital Sound Demodulator
• Manufacturer: STMicroelectronics

Register List
9.18
80/97
Address (hex): 6Bh
Type: R/W
Address (hex): 79h
Type: R/W
BEEP_DURATION[
LS_BEEP_ON HP_BEEP_ON BEEP_MODE
SW_FREQ[2:0]
HP_BEEP_ON
LS_BEEP_ON
BEEP_MODE
Bit Name
Bit Name
Bit 7
Bit 7
Bits[7:3]
Bit[4:0]
1:0]
SW_BAND
Beeper
BEEPER_CTRL
Bit 6
Bit 6
Reset
Reset
00000
0
011
000
00
0
0
0
Reserved.
Cut-off frequency tuning from 50 Hz to 400 Hz in steps of 50 Hz
000: 50 Hz
001: 100 Hz
010: 150 Hz
011: 200 Hz (Default)
Loudspeaker Beeper Enable
0: Loudspeaker beeper muted (Default)
1: Loudspeaker beeper enabled (Start pulse and automatic reset in Pulse mode)
Headphone Beeper Enable
0: Headphone beeper muted (Default)
1: Headphone beeper enabled (Start pulse and automatic reset in Pulse mode)
Beeper Mode Select
0: Pulse mode (for Beep applications - Default)
1: Continuous mode (for Alarm application)s
Reserved.
Defines the duration of the beeper (for Pulse mode only).
00: 0.128 s
01: 0.256 s.
10: 0.512 s.
11: 1.024 s.
Bit 5
Bit 5
0
Subwoofer Bandwidth Control
Beeper Control
Bit 4
Bit 4
0
0
100: 250 Hz
101: 300 Hz
110: 350 Hz
111: 400 Hz
Bit 3
Bit 3
0
0
Function
Function
Bit 2
Bit 2
0
SW_FREQ[2:0]
BEEP_DURATION[1:0]
Bit 1
Bit 1
STV82x6
Bit 0
Bit 0