Toshiba TC9349AFG Manual page 95

3. LCD Driver Operation Timing
LCD output waveform in the 1/2 bias mode (BIAS bit= "0")
In the 1/2 bias mode, the potential of the LCD driver waveform is outputted as V
is outputted at a frame frequency of 62.5 Hz.
S1
S2
DISP OFF
16ms(62.5Hz)
2ms
COM1
COM2
COM3
COM4
S1
S2
COM1-S1
COM1-S1
(ON waveform)
(ON波形)
COM2-S1 COM2-S1
(Off waveform)
(OFF波形)
Setting the DISP OFF bit to "L" causes the common output to revert to the VLCD × 1/2 level and
Note:
turns all the display off.
Note: All the common and segment outputs are fixed to the "L" level in the clock stop mode and for
100 ms after this is released.
COM1
COM2
COM3
COM4
95
TC9349AFG
and GND and the V
LCD
Example of segment data
セグメントデータ例
Segment data 1(φL13, φL14)
セグメントデータ1(φL13 φL14) 、
Y1 Y2 Y4
COM1 COM2 COM3 COM4
0
(S1)
1 0 1
COM1 COM2 COM3 COM4
1
(S2)
1 1 0
データセレクト(φL/K1A)
Data select(φL/K1A)
2006-02-24
level
EE
Y8
0
1
VLCD(3V)
VEE(1.5V)
GND
VLCD(3V)
VEE(1.5V)
GND
VLCD(3V)
VEE(1.5V)
GND
VLCD(3V)
VEE(1.5V)
GND
VLCD(3V)
GND
VLCD(3V)
GND
VLCD
GND
-VLCD
VLCD
GND
-VLCD