![](http://datasheet.mmic.net.cn/220000/VDP31XXB_datasheet_15509339/VDP31XXB_36.png)
VDP 31xxB
PRELIMINARY DATA SHEET
36
Micronas
Name
Default
Function
Mode
Number
of bits
I
2
C sub
address
DISPLAY CONTROLS
h
’
52
h
’
4e
h
’
4a
9
9
9
w v
w v
w v
cutoff Red
cutoff Green
cutoff Blue
0
0
0
CR
CG
CB
TUBE AND PICTURE MEASUREMENT
h
’
7b
9
w v
picture measurement start line
bit [8:0]
(TML+9)..511
first line of picture measurement
23
PMST
h
’
6b
9
w v
picture measurement stop line
bit [8:0]
(PMST+1)..511
last line of picture measurement
308
PMSO
h
’
7f
9
w v
tube measurement line
bit [8:0]
0..511
start line for tube measurement
15
TML
h
’
25
8
w/r
tube and picture measurement control
bit [0]
0/1
bit [1]
0/1
disable/enable tube measurement
80/40 kHz bandwidth for
picture measurement
disable/enable picture measurement
(writing a
’
1
’
starts one measurement
cycle)
large/small picture measurement window,
will be disabled from bit[3] in address h
’
32
measure / offset check for adc
reserved
bit [2]
0/1
bit [3]
0/1
bit [4]
bit [7:5]
0/1
0
PMC
TMEN
PMBW
PMEN
PMWIN
OFSEN
h
’
13
16
w/r
white drive measurement control
bit [9:0]
0..1023
RGB values for white drive beam current
measurement
reserved
RGB values for white drive beam current
measurement disabled/enabled
bit [10]
bit [11]
0/1
512
0
WDRV
EWDM
h
’
18
h
’
19
h
’
1a
h
’
1d
h
’
1c
h
’
1b
8
r
measurement result registers
minimum in active picture
maximum in active picture
white drive
cutoff/leakage red
cutoff/leakage green
cutoff/leakage blue,
read pulse starts tube measurement
–
MRMIN
MRMAX
MRWDR
MRCR
MRCG
MRCB
h
’
1e
8
r
measurement adc status and fast blank input status
measurement status register
bit [0]
0/1
bit [2:1]
00
01
10
11
bit [3]
0/1
bit [4]
0/1
bit [5]
1
tube measurement active / complete
white drive measurement cycle
red
green
blue
reserved
picture measurement active / complete
fast blank input low / high (static)
fast blank input negative transition since
last read (bit reset at read)
reserved
bit [7:6]
–
PMS