UPD16435AN-001-001 查看數據表（PDF） - NEC => Renesas Technology

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UPD16435AN-001-001

DOT MATRIX LCD CONTROLLER/DRIVER

NEC => Renesas Technology 

µPD16435, 16435A

REGISTER FUNCTIONS

(1) Address Register

Sets the address of each register, and also sets display control, standby mode, and scaler resetting.

MSB

LSB

b7 b6 b5 b4 b3 b2 b1 b0

× : Don’t Care

Register address (0H to CH)

See table below

Display control

00: Display control off (SEGn, COMn = V1)

01: Display control off (SEGn, COMn = unselected waveform)

10: Normal operation

11: Normal operation

Standby mode setting

0: Normal operation

1: Standby modeNote

Blink internal scaler reset and 1/2 scaler reset

0: Normal operation

1: Reset (Blinking starts when it lights.)

(Used to synchronize time variations and time mark blinking.)

Note Standby mode =

DC/DC converter stopped

OSC1 input invalid ( µPD16435)

OSC stopped ( µPD16435A)

SEGn, COMn = V1

Data write/read prohibited

After powering on

0 0 0 0 0 000

Register address list

Address

b3 b2 b1 b0

0000

0001

0010

0011

0100

0101

0110

0111

1000

1001

1010

1011

1100

Register Name

Full-dot X address register

Full-dot Y address register

Full-dot data register

Character X address register

Character Y address register

Character data register

CGRAM address register

CGRAM data register

Extension register

Extension register X address register

Extension register Y address register

Scroll register

Control register

6

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