PCF2119 查看數據表（PDF） - NXP Semiconductors.

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PCF2119

LCD controller/drivers

NXP Semiconductors. 

NXP Semiconductors

PCF2119x

LCD controllers/drivers

VLCD

V2

ROW 17 V3/V4

V5

VSS

ROW 1

VLCD

V2

V3/V4

V5

VSS

ROW 2

VLCD

V2

V3/V4

V5

VSS

ROW 3

VLCD

V2

V3/V4

V5

VSS

ROW 4

VLCD

V2

V3/V4

V5

VSS

COL 1

COL 2

VLCD

V2

V3/V4

V5

VSS

VLCD

V2

V3/V4

V5

VSS

VLCD

state 1

0.5VLCD

0.25VLCD

0

−0.25VLCD

−0.5VLCD

−VLCD

VLCD

state 2

0.5VLCD

0.25VLCD

0

−0.25VLCD

−0.5VLCD

−VLCD

frame n

frame n +1

state 1 (off)

state 2 (on)

R1

R2

R3

R4

R5

R6

R7

R8

R17

C1 C2 C3 C4 C5

12 3

91 23

9

013aaa141

Fig 5.

state(n) marks intersection(row(x),col(n)) of pixel(x,n)

Vstate(n)(t) = VCOL(n)(t) − VROW(x)(t).

Vstate1(t) = VCOL1(t) − VROW1(t).

Vstate2(t) = VCOL2(t) − VROW1(t).

Waveforms for the 1:9 multiplex drive mode with 5 bias levels; character mode, R9 to R16 and R18 open

PCF2119X

Product data sheet

All information provided in this document is subject to legal disclaimers.

Rev. 9 — 14 April 2011

© NXP B.V. 2011. All rights reserved.

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