EM83040BH Ver la hoja de datos (PDF) - ELAN Microelectronics

Número de pieza

componentes Descripción

Fabricante

EM83040BH

LCD CONTROLLER

ELAN Microelectronics 

(7) Control register

Preliminary

EM83040B

LCD CONTROLLER

Address

Bit3

Bit2

Bit1

Bit0

2560

IRS

IR2

IR1

IR0

2561

REG3

REG2

REG1

REG0

2562

PS1

PS0

REG5

REG4

X: don’t care

Default status of Address 2560,2561 and 2562, respectively: 0010, 0000, 0000

Address 2562 bit3~2(PS1, PS0) be selected:

Use settings

PS1

Only the internal power

supply is used

1

Only the V regulator

circuit and the V/F circuit

1

are used

Only the V/F circuit is

used

0

Only the external power

supply is used

0

PS0 Step-up

V

circuit

regulator

circuit

1

Ο

O

0

X

O

1

X

X

0

X

X

V/F

circuit

External

voltage input

O

X

O

VOUT

O

V1

X

V1 to V5

Address 2562 bit1~0 and 2561 bit3~0 (Reg5~Reg0) is selected the VEV value

REG5~REG0

000000

000001

↓

011111

100000

↓

111110

111111

VEV

1.2 V

1.212 V

↓

1.572 V

1.584 V

↓

1.944 V

1.956 V

VOUT

VEV step

0.012V

V1

Rb

V EV

VREG

Ra

Fig.7

* This specification are subject to be changed without notice.

9.14.2001 10

Share Link: