Abov MC96F6432S Series - LCD Voltage Dividing Resistor Connection

225
MC96F6432S
ABOV Semiconductor Co., Ltd.
11.13.4 LCD Voltage Dividing Resistor Connection
VSS
R R R R
VLC0 VLC1 VLC2 VLC3
VLCD
(1/4 BIAS)
VLC0 VLC1 VLC2 VLC3
VSS
R R
VLC0 VLC1 VLC2 VLC3
VLCD
(1/ 2 Bias, 2xRLCD )
VLC0 VLC1 VLC2 VLC3
R R
VSS
R R
VLC0 VLC1 VLC2 VLC3
VLCD
(1/2 Bias, RLCD )
VLC0 VLC1 VLC2 VLC3
LCTEN
DISP
VSS
R
VLC0 VLC1 VLC2 VLC3
VLCD
(1/3 BIAS)
VLC0 VLC1 VLC2 VLC3
R
Contrast
Controller
LCTEN
DISP
Contrast
Controller
LCTEN
DISP
Contrast
Controller
LCTEN
DISP
Contrast
Controller
R
NOTE)
1. The above figures are for the internal resistor bias connection. So, It is not needed an external
connection
2. When the internal resistors are selected, all the P40/VLC3, P41/VLC2, P42/VLC1 and P43/VLC0
pins can be used for normal I/O.
Figure 11.79 Internal Resistor Bias Connection