
2003 feb 10
35
Philips Semiconductors
Product specification
65 x 96 pixels matrix grey-scale LCD driver
OM6208
Table 18
N-line inversion
Notes
1.
In grey-scale mode the super-frame inversion is performed if bit FI in the ‘N-line inversion and super-frame inversion’
instruction is set to logic 1. In black-and-white mode, the super-frame inversion continues in groups of three frames.
NL[6:0] may be set in the range 0 to 127. If NL = 0, then no line inversion is performed; if NL = MUX rate = 68 then
N-line inversion is equal to frame inversion.
With N-line inversion the output signal polarity changes every N row pulse periods (with p = 4 this means inversion
occurs after every 4
×
NL rows of the display).
If after a super-frame FI = 1 and there is an inversion due to an N-line inversion, this inversion occurs only once.
2.
3.
4.
INVERSION AFTER
NL
6
0
0
0
0
0
0
0
0
0
:
1
1
1
:
0
0
0
0
0
0
0
0
0
0
:
1
1
1
:
1
NL
5
0
0
0
0
0
0
0
0
0
:
0
0
0
:
1
0
0
0
0
0
0
0
0
0
:
0
0
0
:
1
NL
4
0
0
0
0
0
0
0
0
0
:
0
0
0
:
0
0
0
0
0
0
0
0
0
0
:
0
0
0
:
1
NL
3
0
0
0
0
0
0
0
0
1
:
0
0
0
:
0
0
0
0
0
0
0
0
0
1
:
0
0
0
:
1
NL
2
0
0
0
0
1
1
1
1
0
:
0
0
1
:
0
0
0
0
0
1
1
1
1
0
:
0
0
1
:
1
NL
1
0
0
1
1
0
0
1
1
0
:
1
1
0
:
0
0
0
1
1
0
0
1
1
0
:
1
1
0
:
1
NL
0
0
1
0
1
0
1
0
1
0
:
0
1
0
:
0
0
1
0
1
0
1
0
1
0
:
0
1
0
:
1
FI
0-line inversion
1-line inversion
2-line inversion
3-line inversion
4-line inversion
5-line inversion
6-line inversion
7-line inversion
8-line inversion
:
66-line inversion
67-line inversion
68-line inversion
:
127-line inversion
0 only super-frame inversion
1-line inversion and super-frame inversion
2-line inversion and super-frame inversion
3-line inversion and super-frame inversion
4-line inversion and super-frame inversion
5-line inversion and super-frame inversion
6-line inversion and super-frame inversion
7-line inversion and super-frame inversion
8-line inversion and super-frame inversion
:
66-line inversion and super-frame inversion
67-line inversion and super-frame inversion
68-line inversion and super-frame inversion
:
127-line inversion and super-frame inversion
0
0
0
0
0
0
0
0
0
:
0
0
0
:
0
1
1
1
1
1
1
1
1
1
:
1
1
1
:
1