msm7654 Oki Semiconductor, msm7654 Datasheet - Page 47

• Manufacturer Part Number: msm7654
• Description: Ntsc/pal Digital Video Encoder
• Manufacturer: Oki Semiconductor

¡ Semiconductor
Register name
MR1 (Command
MR1 (Mode
Register)
register)
Write Only
Write Only
R/W
Sub-address
01
01
MR1 [7]
MR1 [6]
MR1 [5]
MR1 [4]
MR1 [3]
MR1 [2]
MR1 [1]
MR1 [0]
Item to be set
INTERLANCE
Master/Slave
Black level
RGB input
OUTSEL
Counter
Genlock
Genlock
Control
Control
Control
Select
Level
External Genlock pin/internal register
switching for subcarrier reset control
*0 : Subcarrier phase reset signal is
1 : Content of internal register MR1[1]
Black level setup
Note : Valid in NTSC mode only
Non-standard signal input mode
switching
RGB input level switching
Output signal switching
Master/Slave operation switching
Genlock function On/Off control
*0 : Black level 0IRE
*0 : Corresonds to standard signal only
*0 : 0 to 255
*0 : 0 to 510
*0 : S-video/composite
*0 : Slave
*0 : Interlace
*0 : Genlock On
• When in master mode, the reset
• When in slave mode, reset is performed
1 : Black level 7.5IRE
1 : Corresponds to standard and
RGB input level
1 : 16 to 235
RGB output level
1 : 32 to 470
1 : RGB
1 : Master
Scanning
1 : Non-interlace
1 : Genlock Off
pulse is output one field before reset
is performed. The reset pulse is
output only when MR1[1] is "0".
by reset signal from external pin.
input or output to and from external
Genlock pin.
is valid.
non-standard signals. (The field
is normally judged when a signal,
in which the number of lines per
field is different, is input.)
Description
MSM7654
47