EM78468AQ EMC [ELAN Microelectronics Corp], EM78468AQ Datasheet - Page 51
EM78468AQ
Manufacturer Part Number
EM78468AQ
Description
8-BIT Microcontroller
Manufacturer
EMC [ELAN Microelectronics Corp]
Datasheet
1.EM78468AQ.pdf
(71 pages)
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Product Specification (V1.1) 04.11.2005
(This specification is subject to change without further notice)
SEG N -
SEG N -
SEG N - COM0
SEG N - COM1
COM 0
COM 1
COM 2
SEG N
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. 20 LCD Waveform for 1/3 Bias, 1/3 Duty
Fig. 21 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 -
SEG N -
SEG N - COM0
SEG N - COM1
COM 0
COM 1
COM 2
SEG N
COM0
COM1
OFF
ON
COM 0
COM 1
COM 2
SEG N
OFF
ON
1 frame
1 frame
1/3 bias, 1/4 duty
1/3 bias, 1/3 duty
B type
B type
8-BIT Microcontroller
EM78468
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
• 47
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