stv8226t STMicroelectronics, stv8226t Datasheet - Page 37

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

STV82x6
9.2
HP_CVOL/
HP_VOL_L
HP_BAL/
HP_VOL_R
Beeper
BEEPER_CTRL
BEEPER_TONE
Address (hex): 00h
Type: R
Address (hex): 02h
Type: R/W
CUT_NUMBER[5:0] 010001 Dice Version Identification
SRS_ON
Bit Name
Bit 7
Bit 7
SRS_ON
Name
0
Bit 6
STV82x6 General Control Registers
CUT_ID
RESET
Description
The built-in Automatic Standard Recognition System (AUTOSTD) can be disabled by bit
AUTO_OFF (when high). In this case, the Software Reset function (bits SOFT_LRESTART1 and
SOFT_LRESTART2) can be used to implement the Automatic Standard Recognition by I²C
Software. This is not required if the built-in Automatic Standard Recognition System function is used
(default).
SCLPD_OFF
Addr.
(Hex)
Bit 6
Bit 6
Reset
76h
77h
79h
7Ah
0
0
0
Value (Bin)
1000 0000
0000 0000
0000 0000
0111 0000
Identifies the STV82x6 version
0: version without SRS™ (STV82x6) - Only ST WideSurround can be used
1: version with SRS™ (STV8226/36) - Both SRS™ and ST WideSurround are available
Reserved.
Reset
AUTO_OFF
Bit 5
Bit 5
Table 10: List of I²C Registers (Sheet 5 of 5)
Version Identification
Software Reset Register
LS_BEEP_
Bit 7
ON
BEEP_FREQ[2:0]
Bit 4
Bit 4
HP_BEEP_
0
Bit 6
ON
BEEP_MOD
Register Function and Description
Bit 5
E
Bit 3
Bit 3
CUT_NUMBER[5:0]
0
Function
Bit 4
0
BAL[7:0] (S)
SOFT_LRST1 SOFT_LRST2
CVOL[7:0]
Bit 2
Bit 2
Bit 3
0
BEEP_VOL[4:0]
Bit 2
0
Bit 1
Bit 1
BEEP_DURATION[1:0]
Bit 1
Register List
SOFT_RST
Bit 0
Bit 0
Bit 0
37/97