MSM9201-01GS-BK データシートの表示（PDF） - Oki Electric Industry

部品番号

コンポーネント説明

メーカー

MSM9201-01GS-BK

Fluorescent Display Tube Controller Driver

Oki Electric Industry 

¡ Semiconductor

PEDL9201-03

MSM9201-01

Description of Commands and Functions

1. DCRAM data write

(Specifies the address (00H to 1FH) of DCRAM and writes the character code of CGROM and

CGRAM.)

DCRAM (Data Control RAM) has 5-bit addresses to store character code of CGROM and

CGRAM.

The character code specified in DCRAM is converted to a 5¥7 dot matrix character pattern via

CGROM or CGRAM.

The DCRAM can store 24 characters.

[Command format]

1st byte

(1st)

2nd byte

(2nd)

LSB

B0 B1 B2

X0 X1 X2

LSB

B0 B1 B2

C0 C1 C2

B3 B4

X3 X4

B3 B4

C3 C4

MSB

B5 B6 B7

100

MSB

B5 B6 B7

C5 C6 C7

: selects DCRAM data write mode and specifies DCRAM

address.

(Ex: Specifies DCRAM address 00H)

: specifies character code of CGROM and CGRAM.

(written into DCRAM address 00H)

To specify the character code of CGROM and CGRAM continuously to the next address, specify

only character codes as follows.

Since the addresses of DCRAM are automatically incremented, they do not need to be specified.

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