M306V2 Mitsubishi, M306V2 Datasheet - Page 168

• Manufacturer Part Number: M306V2
• Description: SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER and ON-SCREEN DISPLAY CONTROLLER
• Manufacturer: Mitsubishi

168
Figure 2.14.4 Data slicer control register 1
Figure 2.14.5 Data slicer control register 2
Figures 2.14.4 and 2.14.5 the data slicer control registers.
Data slicer control register 1
b7 b6 b5 b4 b3 b2 b1 b0
0
Data slicer control register 2
0 0
b7 b6 b5 b4 b3 b2 b1 b0
0
0 0
0
Definition of fields 1 (F1) and 2 (F2)
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER
Bit symbol
Reserved bits
DSC10
DSC11
DSC12
F1:
F2:
Definition of fields 1 (F1) and 2 (F2)
Symbol
Bit symbol
DSC20
Test bit
DSC24
Test bit
DSC23
DSC25
Reserved bit
Reserved bit
DSC1
H
V
H
V
sep
sep
sep
sep
F1:
F2:
Symbol
DSC2
Selection bit of data slice reference
voltage generating field
H
V
H
V
Data slicer and timing signal
generating circuit control bit
Reference clock source
selection bit
sep
sep
sep
sep
V-pulse shape
determination flag
Caption data latch
completion flag 1
Field determination flag
Vertical synchronous signal
(V
selection bit
sep
) generating method
Bit name
Bit name
Address
0260
16
Address
0261
16
0: Data is not latched yet and a
1: Data is latched and a
0: Method (1)
1: Method (2)
0: F2
1: F1
0: Match
1: Mismatch
Read-only
Read-only
Must always be set to “0”
Must always be set to “0”
When reset
clock-run-in is not determined.
clock-run-in is determined.
00
0: Stopped
1: Operating
0: F2
1: F1
0: Video signal
1: H
and ON-SCREEN DISPLAY CONTROLLER
Must always be set to “0”
16
SYNC
Function
When reset
?0?0??0?
MITSUBISHI MICROCOMPUTERS
signal
Function
M306V2ME-XXXFP
2
M306V2EEFP
R W
R W
Rev. 1.0