PCF2114 查看數據表（PDF） - NXP Semiconductors.

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PCF2114

LCD controller/drivers

NXP Semiconductors. 

acknowledgement

from PCF2116

S

S 0 1 1 1 0 1 A 0 A 1 CONTROL BYTE A

0

DATA

A 0 1 1 CONTROL A

(1)

DATA

A

slave address

R/W Co

2n 0 bytes

2 bytes

Co

acknowledgement

from PCF2116

no acknowledgement

from master

S

SLAVE

ADDRESS

S

A1A

0

DATA

A

DATA

1P

n bytes

R/W

last byte

update

data pointer

MGA809 - 1

(1) Last data byte is a dummy byte (may be omitted).

Fig.26 Master reads after setting word address; write word address, set RS/RW; READ data.

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