ML9204 Datasheet, PDF (26/41 Pages) OKI electronic componets – 5 X 7 Dot Character X 24-Digit X 2-Line Display Controller/Driver with Character RAM (Built-in Key Scan)

OKI Semiconductor
PEDL9204-02
ML9204-xx
[GCRAM output example]
1. When 4-digit of the 9-digit display requires an output current of 40 mA
<Setup>
Number setup of display beams: 9-digit
GCRAM setup:4-digit of COM4 and COM5
* Write "0" also in the beam which is not used.
GCRAM
address 1(00) 2(01) 3(02) 4(03) 5(04) 6(05) 7(08) 8(07) 9(08) 11(09) 11(0A) …… 23(16) 24(17)
(HEX)
COM1 1
0
0
0
0
0
0
0
0
0
0
0
0
COM2 0
1
0
0
0
0
0
0
0
0
0
0
0
COM3 0
0
1
0
0
0
0
0
0
0
0
0
0
COM4 0
0
0
1
0
0
0
0
0
0
0
……
0
0
COM5 0
0
0
1
0
0
0
0
0
0
0
0
0
COM6 0
0
0
0
1
0
0
0
0
0
0
0
0
COM7 0
0
0
0
0
1
0
0
0
0
0
0
0
COM8 0
0
0
0
0
0
1
0
0
0
0
0
0
COM9 0
0
0
0
0
0
0
1
0
0
0
0
0
COM10 0
0
0
0
0
0
0
0
1
0
0
0
0
COM1
COM2
COM3
COM4
COM5
COM6
COM7
COM8
COM9
COM10
1 Cycle
COM1
COM2
Strap ^COM3
COM4
COM5
COM6
COM7
COM8
COM9
COM10
GRID1
GRID2
GRID3
GRID4
GRID5
GRID6
GRID7
GRID8
GRID9
* Strapping COM4 and COM5 brings display digits to 9 digits, and a current of 50 mA can be supplied.
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