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Электронный компонент: RCM2090R

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21
Liquid crystal displays
16 characters
2 lines COG module
RCM2090R
The RCM2090R is a reflective TN type liquid crystal module with a built-in controller / driver LSI and a display capacity
of 16 characters
2 lines.
F
Applications
Printers, copiers, facsimiles, etc.
F
Features
1) Wide viewing angle and high contrast.
2) 5
7 dot character matrix with cursor.
3) Interfaces with 4-bit MPUs.
4) Displays up to 237 characters and special symbols
5) Custom character patterns are displayed with the
character RAM.
6) Abundant instruction set including clear display, cur-
sor on / off, and character blinking.
7) Compact and lightweight for easy assembly to the
host instrument.
8) Operable on single 5V power supply.
9) Low power consumption.
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External dimensions (Units: mm)
22
Liquid crystal displays
RCM2090R
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Block diagram
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Pin assignments
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Power supply example
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Absolute maximum ratings (Ta = 25
_
C)
23
Liquid crystal displays
RCM2090R
F
Electrical characteristics (V
DD
= 5.0V
0.25 V, Ta = 25
_
C)
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Optical characteristics (Ta = 25
_
C)
When viewing from below
24
Liquid crystal displays
RCM2090R
F
Pin functions
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Timing chart
(1)
Writing
25
Liquid crystal displays
RCM2090R
(2)
Reading