OM6211 NXP Semiconductors, OM6211 Datasheet - Page 12

• Manufacturer Part Number: OM6211
• Description: 48 X 84 Dot Matrix Lcd Driver
• Manufacturer: NXP Semiconductors

Philips Semiconductors
Table 4 Typical values for parameters of the HV generator programming
Example: to achieve V
Example for calibration: Before calibration V
To decrease V
after calibration with V
As V
V
2002 Jan 17
handbook, full pagewidth
a
b
T
TC
OS
nom
48
V
OP7
= 0.
OS
SYMBOL
to V
V LCD
is used for calibration and the default value is 0, for selecting the value of V
84 dot matrix LCD driver
OP0
programming, (00H to FFH).
00
LCD
a
01
by 100 mV the best value for V
b
OS
LCD
02
= 4 the proper V
= 8.3 V at temperature T
03
TC0
4.57
30.0
27
0
04
05
06
Fig.5 V
. . .
PR
PR
value is still 180.
= 180 was applied, but the measured voltage was V
4.28
28.0
TC1
0.25
27
LCD
OS
nom
is 4 decimal (11100 binary in the two’s complement notation). So
programming of OM6211.
for TC3 it is necessary to set V
12
TC2
4.04
26.5
27
0.5
PR
PR
it can always be considered that
3.79
25.0
TC3
0.75
. . .
27
= 180 (decimal).
FD
FE
Product specification
LCD
V
mV
10
FF
C
MGT847
-3
= 8.4 V.
OM6211
/ C
V OP
UNIT