PCF2114 데이터 시트보기 (PDF) - NXP Semiconductors.

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PCF2114

LCD controller/drivers

NXP Semiconductors. 

Philips Semiconductors

LCD controller/drivers

Product specification

PCF2116 family

Table 4 Command bit identities

BIT

I/D

S

D

C

B

S/C

R/L

DL

G

N, (M = 0)

PCF2116x

PCF2114x

N, (M = 1)

BF

Co

0

decrement

display freeze

display off

cursor off

character at cursor position does not blink

cursor move

left shift

4 bits

voltage generator: VLCD = V0

1 line × 24 characters; MUX 1 : 16

2 line × 12 characters; MUX 1 : 16

reserved

end of internal operation

last control byte, only data bytes to follow

1

increment

display shift

display on

cursor on

character at cursor position blinks

display shift

right shift

8 bits

voltage generator; VLCD = V0 − 0.8VDD

2 lines × 24 characters; MUX 1 : 32

2 lines × 24 characters; MUX 1 : 32

4 lines × 12 characters; MUX 1 : 32

internal operation in progress

next two bytes are a data byte and another

control byte

RS

R/W

E

DB7

IR7

IR3

BF

AC3

DR7

DR3

DB6

IR6

IR2

AC6

AC2

DR6

DR2

DB5

IR5

IR1

AC5

AC1

DR5

DR1

DB4

IR4

IR0

AC4

AC0

DR4

DR0

instruction

write

busy flag and

address counter read

data register

read

MGA804

1997 Apr 07

Fig.18 4-bit transfer example.

24

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