msm7653 ETC-unknow, msm7653 Datasheet - Page 31

• Manufacturer Part Number: msm7653
• Description: Ntsc/pal Digital Video Encoder
• Manufacturer: ETC-unknow

(Note 1) When the MR[4] register is set to "1" to enable the settings of the internal registers, the
¡ Semiconductor
INTERNAL REGISTERS
The register (ID number) for the Anticopy function and the register (CCSTAT) for the closed
caption are read-only registers.
The other registers are write-only registers.
Details of the internal registers are described below. (Values marked * are set by default.)
MR
(Mode register)
CR
(Command Register)
Register name
settings of pin 7 (MODE) and the MR[0] register should be the same.
Write
Write
R/W
Only
Only
address
Sub-
00
01
Default
value
00
03
CR[1:0]
MR[4]
MR[3]
MR[2]
MR[1]
MR[0]
CR[4]
CR[3]
CR[2]
Override
Chroma format
Black level control
Master/Slave
Video mode select
Undefined
Interlace
Color bar
Overlay level
Item to be set
Switching between the external terminal and
internal register settings (for the operation mode)
*0 : External pin setting enabled
1 : Internal register setting enabled
Chrominance signal input format
*0 : Offset binary
1 : 2's complement
Black level setup
Note : Valid in NTSC mode only
*0 : Black level 0IRE
1 : Black level 7.5IRE
Master or slave operation select
*0 : Slave
1 : Master
Operation mode switching
*0 : ITU601 NTSC
1 : ITU601 PAL
—
Scanning method
*0 : Interlace
1 : Non-interlace
Adjusting luminance order color bar output control
*0 : Input image data or overlay data
1 : Luminance order color bar
Overlay signal/adjusting luminance order color
bar output level control
*00 : 100%
01 : 75%
10 : 50%
11 : 25%
Description
MSM7653
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(Note 1)