em78p468n ELAN Microelectronics Corp, em78p468n Datasheet - Page 46

• Manufacturer Part Number: em78p468n
• Description: 8-bit Microcontroller
• Manufacturer: ELAN Microelectronics Corp

EM78P468N/L
8-Bit Microcontroller
40 •
SEG N -
SEG N -
COM 0
COM 1
COM 2
SEG N
SEG N - COM0
SEG N - COM1
COM0
COM1
OFF
ON
COM 0
COM 1
COM 2
OFF
SEG N
ON
1 frame
1 frame
1/3 bias, 1/4 duty
1/3 bias, 1/3 duty
A type
A type
Fig. 6-18 LCD Waveform for 1/3 Bias, 1/3 Duty
Fig. 6-19 LCD Waveform for 1/3 Bias, 1/4 Duty
VDD
VLCD2
VLCD3
GND
VDD
VLCD2
VLCD3
GND
VDD
VLCD2
VLCD3
GND
VDD
VLCD2
VLCD3
GND
VDD
VLCD3
GND
-VLCD3
-VDD
VDD
VLCD3
GND
-VLCD3
-VDD
VDD
VLCD2
VLCD3
GND
VDD
VLCD2
VLCD3
GND
VDD
VLCD2
VLCD3
GND
VDD
VLCD2
VLCD3
GND
VDD
VLCD3
GND
-VLCD3
-VDD
VDD
VLCD3
GND
-VLCD3
-VDD
SEG N - COM0
SEG N - COM1
SEG N -
SEG N -
(This specification is subject to change without further notice)
COM 0
COM 1
COM 2
SEG N
COM0
COM1
OFF
ON
OFF
COM 0
COM 1
COM 2
SEG N
ON
Product Specification (V1.6) 12.31.2007
1 frame
1 frame
1/3 bias, 1/4 duty
1/3 bias, 1/3 duty
B type
B type
VDD
VLCD2
VLCD3
GND
VDD
VLCD2
VLCD3
GND
VDD
VLCD2
VLCD3
GND
VDD
VLCD2
VLCD3
GND
VDD
VLCD3
GND
-VLCD3
-VDD
VDD
VLCD3
GND
-VLCD3
-VDD
VDD
VLCD2
VLCD3
GND
VDD
VLCD2
VLCD3
GND
VDD
VLCD2
VLCD3
GND
VDD
VLCD2
VLCD3
GND
VDD
VLCD3
GND
-VLCD3
-VDD
VDD
VLCD3
GND
-VLCD3
-VDD