M66004SP 데이터 시트보기 (PDF) - Mitsumi

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M66004SP

16-DIGIT 5×7-SEGMENT VFD CONTROLLER

Mitsumi 

MITSUBISHI 〈DIGITAL ASSP〉

M66004SP/FP

16-DIGIT 5×7-SEGMENT VFD CONTROLLER

DATA TRANSMISSION FORMAT

The MCU transmits 8-bit serial data (MSB-first) to the

M66004. In either case of command data or character code

data, the M66004 operates by transmitting only one-byte

data.

(Transmission timing)

Standard timing

However, in case of character RAM data setting, it is neces-

sary to send 7-byte data continuously.

CS

SCK

SDATA

D7

D6

(MSB)

D5

D4

D1

D0

(LSB)

Continuous data transmission timing (In the following example, command data is transmitted and then character

codes are transmitted continuously.)

CS

SCK

SDATA

tBUSY

tBUSY

Command data

tBUSY: Internal processing time

Character code

Character code

4

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