EM78P468NBQ EMC [ELAN Microelectronics Corp], EM78P468NBQ Datasheet - Page 48

• Manufacturer Part Number: EM78P468NBQ
• Description: 8-BIT Microcontroller
• Manufacturer: EMC [ELAN Microelectronics Corp]

EM78P468N
8-BIT Microcontroller
44 •
SEG N - COM0
SEG N - COM1
SEG N - COM0
SEG N - COM1
COM 0
COM 1
COM 2
SEG N
OFF
COM 0
COM 1
SEG N
OFF
ON
ON
1 frame
1 frame
1/2 bias, 1/2 duty
1/2 bias, 1/3 duty
A type
A type
Fig. 18 LCD Waveform for 1/2 Bias, 1/2 Duty
Fig. 19 LCD Waveform for 1/2 Bias, 1/3 Duty
VDD
VLCD2,3
GND
VDD
VLCD2,3
GND
VDD
VLCD2,3
GND
VDD
VLCD2,3
GND
-VLCD2,3
-VDD
VDD
VLCD2,3
GND
-VLCD2,3
-VDD
VDD
VLCD2,3
GND
VDD
VLCD2,3
GND
VDD
VLCD2,3
GND
VDD
VLCD2,3
GND
VDD
VLCD2,3
GND
-VLCD2,3
-VDD
VDD
VLCD2,3
GND
-VLCD2,3
-VDD
(This specification is subject to change without further notice)
SEG N - COM0
SEG N - COM1
SEG N - COM0
SEG N - COM1
COM 0
COM 1
COM 2
SEG N
OFF
COM 0
COM 1
OFF
SEG N
ON
ON
Product Specification (V1.2) 03.15.2005
1 frame
1 frame
1/2 bias, 1/2 duty
1/2 bias, 1/3 duty
B type
B type
VDD
VLCD2,3
GND
VDD
VLCD2,3
GND
VDD
VLCD2,3
GND
VDD
VLCD2,3
GND
-VLCD2,3
-VDD
VDD
VLCD2,3
GND
-VLCD2,3
-VDD
VDD
VLCD2,3
GND
VDD
VLCD2,3
GND
VDD
VLCD2,3
GND
VDD
VLCD2,3
GND
VDD
VLCD2,3
GND
-VLCD2,3
-VDD
VDD
VLCD2,3
GND
-VLCD2,3
-VDD