EM78862C View Datasheet(PDF) - ELAN Microelectronics
Part Name
Description
MFG CO.
'EM78862C' PDF : 42 Pages View PDF
EM78862C
8-Bit RISC Type Microprocessor
COM Signal: The number of COM pins varies according to the duty cycle in use as
described in the next paragraph.
SEG Signal: The 32 segment signal pins are connected to the corresponding display
RAM Address 20h ~ 2Fh, 40h ~ 4Fh, A0h ~ AFh, and C0h to CFh. All
data address from Com0 ~ Com7 (located within Adress 20h ~ 2Fh, 40h
~ 4Fh) and Com8 ~ Com15 (located within Address A0h ~ AFh and C0h
~ CFh) are needed.
Fig.12 LCD DC/DC and Bias Generator
FRAME
COM0
COM1
COM2
SEG
dark
SEG
light
Fig.13 Relation Between Bias and V1 to V5
V1
V2
V4
V5
GND
V1
V2
V4
V5
GND
V1
V2
V4
V5
GND
V1
V2
V4
V5
GND
V1
V2
V4
V5
GND
26 •
Product Specification (V2.1) 07.13.2005
(This specification is subject to change without further notice)
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