UPD16498 Ver la hoja de datos (PDF) - NEC => Renesas Technology

Número de pieza

componentes Descripción

Fabricante

UPD16498

1/128 DUTY LCD CONTROLLER/DRIVER WITH FOUR-LEVEL GRAY SCALE, ON-CHIP RAM

NEC => Renesas Technology 

µPD16498

Write

<CPU>

/WR

DATA

Figure 5-4. Write and Read (1/2)

N

N+1

N+2

N+3

<Internal timing>

BUS

holder

Write

signal

Latch

N

Read (display memory access register (R11))

<CPU>

/WR

N+1

/RD

DATA

N

N

N+2

N+3

n

n+1

<Internal timing>

Address

preset

Read

signal

Column

address

BUS

holder

Preset N

Increment N + 1

N+2

N

Address set

#n

n

Dummy read

n+1

Data read

#n

n+2

Data read

#n + 1

Data Sheet S15730EJ2V0DS

19

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