cx25840 Conexant Systems, Inc., cx25840 Datasheet - Page 261

• Manufacturer Part Number: cx25840
• Description: Video Decoder And Broadcast Audio
• Manufacturer: Conexant Systems, Inc.

CX25840/1/2/3 Data Sheet
0x8F0—RESERVED
Manufacturing Test
0x8F4–0x8F5—RESERVED (DEFAULT 0x88)
Manufacturing Test
0X8F6—0x8F7—RESERVED (DEFAULT 0x55)
102284B
8/3/05
[6:0]
Path2 Soft Clip Threshold Low
[7:0]
Path2 Soft Clip Threshold High
[7:0]
Sample Rate Converter Status1
[7:0]
Sample Rate Converter Status2
[7:0]
Sample Rate Converter Status3
[7]
FOOTNOTE:
(1)
Bits
Bits
Bits
Bits
Bits
RR same as RW, but software writing a 1 resets corresponding bit location; writing 0 has no effect.
RW
RW
RW
RR
RR
RR
Type
Type
Type
Type
Type
(1)
0x88
0x00
0xFF
0x7F
0x00
0x00
Default
Default
Default
Default
Default
LOOP_FILTER_COEF1_LOW Low byte of loop filter coefficient 1
SRC_STATUS2
SRC_STATUS3
SRC_STATUS1
PATH2_SC_THRESH_HIGH
PATH2_SC_THRESH_LOW
Name
Name
Name
Name
Name
Conexant
Ki, indirect gain of integrated path
[19:16] SRC3_KI, valid data 6,7,8,9,10
[23:20] SRC4_KI, valid data 6,7,8,9,10
[27:24] SRC5_KI, valid data 6,7,8,9,10
[31:28] SRC6_KI, valid data 6,7,8,9,10
Default to 8 for all SRCs; invalid setting results in the default.
Define Soft Clip Threshold Low Byte
Upper byte of SRC_STATUS
FIFO status, OF = OverFlow UF = UnderFlow
[3:0] = SRC6 Right OF/UF—Left OF/UF
Define Soft Clip Threshold High Byte
MIddle byte of SRC_STATUS
FIFO status, OF = OverFlow UF = UnderFlow
[3:0] = SRC6 Right OF/UF—Left OF/UF
Low byte of SRC_STATUS
FIFO status, OF = OverFlow UF = UnderFlow
[3:0] = SRC6 Right OF/UF—Left OF/UF
Description
Description
Description
Description
Description
Address 0x8F3
Address 0x8EF
Address 0x8F1
Address 0x8F2
Address 0x8EE
Register Map
5-119