Seiko G1216 Manual de usuario

Busca en linea o descarga Manual de usuario para Televisores y monitores Seiko G1216. MO D U L E S W I T H BU I LT Manual de usuario

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MO D U L E SW I T H BU I LT- IN DATA R A M
The Seiko Instruments liquid crystal display modules
G1213 and G1216 are used to upgrade character-only
modules in an easy and cost-effective way.
These compact graphic LCD modules can be used in
personal translators, medical and scientific instrumentation,
data collection, telephones, pagers, and any other devices
that you can imagine. The new series of compact graphic
LCD modules, G1213 and G1216 have the following features:
E 128 x 32 and 128 x 64
E Wide operating temperature range (-20°C to +70°C)
E High contrast for easy viewing
E STN reflective or optional LED backlight version
E Built-in RAM that eliminates external controllers
E Lower power consumption (+5V @ 2.0 mA and
-8V @ 1.8 mA)
FUNCTIONS AND OPERATIONS OF MAIN
BLOCKS (G1213, G1216)
INTERFACE CONTROL UNIT
The interface control unit consists of the following
blocks:
1) Input and output buffer
2) Input and output register
3) Instruction register
The above blocks are selected according to the follow-
ing combinations of R/W and D/l signals:
R/W D/l Functions
1 1 Output Register Read
Internal Operation
(Display Data RAM Output Register)
O 1 Input Register Write
Internal Operation
(Input Register Display Data RAM)
1 O Busy Check and Status Read
O O Instruction Write
CIRCUIT BLOCK DIAGRAM
(G1213, G1216)
The following block diagram shows the basic operation
of the G1216. Model G1213 is similar with only one segment
driver and 4096 bits of data RAM.
SEGMENT DRIVER & DATA RAM DETAILED
BLOCK DIAGRAM (G1213, G1216)
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Indice de contenidos

Pagina 1 - BLOCK DIAGRAM (G1213, G1216)

MO D U L E SW I T H BU I LT- IN DATA R A MThe Seiko Instruments liquid crystal display modulesG1213 and G1216 are used to upgrade character-only

Pagina 2 - 4) BUSY FLAG

MO D U L E SW I T H BU I LT- IN DATA R A MEXAMPLE OF CONNECTION TO Z80 MICROPROCESSOR

Pagina 3 - ADDRESS COUNTER

MO D U L E SW I T H BU I LT- IN DATA R A M1) INPUT AND OUTPUT BUFFERThe data is transmitted through eight data buses (DB0 to DB7).DB7 MSB (most signi

Pagina 4 -

MO D U L E SW I T H BU I LT- IN DATA R A M5) DISPLAY ON/OFF FLIP/FLOPThe display ON/OFF Flip/Flop is a flip-flop function thatdetermines whether the d

Pagina 5

MO D U L E SW I T H BU I LT- IN DATA R A M1) DISPLAY ON/OFF (G1213, G1216) Turns the display ON when D = 1, and OFF when D = 0.When the display is tur

Pagina 6

MO D U L E SW I T H BU I LT- IN DATA R A M3) X-ADDRESS (PAGE) SET (G1213, G1216)R/W D/l DB7 ____________________________________DB0Code 0 0 1

Pagina 7 - (8 BYTES PER CHARACTER)

MO D U L E SW I T H BU I LT- IN DATA R A M5) STATUS READ (G1213, G1216)R/W D/l DB7 ____________________________________DB0Code 1 0 BUSY0 ON/OFF

Pagina 8 - RESET FUNCTION

MO D U L E SW I T H BU I LT- IN DATA R A MG1216 ADDRESSING LAYOUT (128 X 64)G1213 ADDRESSING LAYOUT (128 X 32)HEXADECIMAL CODE FOR CHARACTERS(8 BYTES

Pagina 9 - LED BACKLIGHT

MO D U L E SW I T H BU I LT- IN DATA RAM TERMINAL FUNCTIONSSignal Qty I/O Destination FunctionsDBoto DB78 I/O MPU Common terminal for tristate inpu

Pagina 10

MO D U L E SW I T H BU I LT- IN DATA R A MTIMING CHARACTERISTICSItem Symbol Min. Typ. Max. Unit NoteE cycle time tCYC1000 - - ns 1, 2E high level widt

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