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Teilenummer | QP-5515 |
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Beschreibung | DOT MATRIX LIQUID CRYSTAL DISPLAY MODULE | |
Hersteller | Electus Distribution | |
Logo | ||
Gesamt 13 Seiten QP-5515
DOT MATRIX
LIQUID CRYSTAL DISPLAY
MODULE
USER’S MANUAL
Distributed by:
Electus Distribution Pty Ltd.
100 Silverwater Road
Silverwater, NSW, 2128
AUSTRALIA
Phone: 1300 738 555
FAX: 1300 738 500
Email: [email protected]
http://www.electusdistribution.com.au
Page: 1
QP-5515 Data Sheet
11.2 Busy flag check timing
Note : IR7, IR3 : Instruction 7th bit , 3rd bit ; AC3 : Address Counter 3rd bit.
12. Initialization of LCM
The LCM automatically initializes ( reset ) when power is turned on using the internal reset circuit. If the power supply
conditions for correctly operating of the internal reset circuit are not met, initialization by instruction is required. Use the
procedure is next page for initialization.
Internal Power Supply reset
4.5V
Vcc 0.2V
? ? trcc
toff
?------?
(Note 1) 10 ms ? trcc ? 0.1 ms , toff ? 1 ms.
(Note 2) toff stipulates the time of power OFF for momentary power supply dip or when power supply cycles ON and OFF.
Item
Power supply rise time
Power supply off time
Symbol
trcc
toff
Test condition
--
--
Limit (Min.)
0.1
1
Limit (Max.)
10
--
Unit
ms
ms
Page: 6
QP-5515 Data Sheet
6 Page CHARACTER PATTERN CHART (5×7 DOTS +CURSOR)
Higher 4 bit
Lower 4 bit 0000 0010 0011 0100 0101 0110 0111 1010 1011 1100 1101 1110 1111
CG RAM
XXXX0000 (1)
XXXX0001 (2)
XXXX0010 (3)
XXXX0011 (4)
XXXX0100 (5)
XXXX0101 (6)
XXXX0110 (7)
XXXX0111 (8)
XXXX1000 (1)
XXXX1001 (2)
XXXX1010 (3)
XXXX1011 (4)
XXXX1100 (5)
XXXX1101 (6)
XXXX1110 (7)
XXXX1111 (8)
Page: 12
QP-5515 Data Sheet
12 Page | ||
Seiten | Gesamt 13 Seiten | |
PDF Download | [ QP-5515 Schematic.PDF ] |
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