Bt860/861
5.0 Serial Programming Interface and Registers
5.4 Register Detail
Multiport YCrCb to NTSC/PAL /SECAM
5.4 Register Detail
NOTE(S):
(1)
Internal timing and the values programmed into the registers reference the analog VSYNC pulse (OV) as line #1 (see Figures 3-1 and 3-2).
2. System clock = FCLK = 2x luminance sample frequency.
Register 00
Default
Value
Register
00
D7
D6
D5
D4
D3
D2
D1
D0
4C or 0C
ID[1:0]
Reserved
VERSION[2:0]
Reserved
This register is read only. Reserved bits return zero when read.
ID[1:0]
Part Identification
00 = Bt860
01 = Bt861
VERSION[2:0]
Version Number for the Part.
Current version returns 011.
Register 01
Default
Value
Register
D7
D6
D5
D4
D3
D2
D1
D0
01
—
MONSTAT_F MONSTAT_E MONSTAT_D MONSTAT_C MONSTAT_B MONSTAT_A XDS_STAT
CC_STAT
This register is read only.
MONSTAT_F
DAC F Connection Status
DAC E Connection Status
DAC D Connection Status
DAC C Connection Status
DAC B Connection Status
DAC A Connection Status
MONSTAT_E
MONSTAT_D
MONSTAT_C
MONSTAT_B
MONSTAT_A
1 = Device connected to DAC output.
0 = No device connected to DAC output.
XDS_STAT
CC_STAT
Extended Data Services Buffer Status
0 = Both XDSB1 and XDSB2 values have been encoded.
1 = Data has been written to the Extended Data Services registers and is not yet encoded.
Closed Captioning Buffer Status
0 = Both CCB1 and CCB2 values have been encoded.
D860DSA
Conexant
5-13
CONEXANT [ CONEXANT SYSTEMS, INC ]
