PCF2105MU データシートの表示（PDF） - Philips Electronics

部品番号

コンポーネント説明

メーカー

PCF2105MU

LCD controller/driver

Philips Electronics 

Philips Semiconductors

LCD controller/driver

Product specification

PCF2105

Table 11 Initialization by instruction; 4-bit interface; not applicable for I2C-bus operation

STEP

DESCRIPTION

Power-on or unknown state

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Wait 2 ms after VDD rises above VPOR

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RS R/W DB7 DB6 DB5 DB4 BF cannot be checked before this instruction; function set (interface is 8-bits

0 0 0 0 1 1 long)

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Wait 2 ms

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RS R/W DB7 DB6 DB5 DB4 BF cannot be checked before this instruction; function set (interface is 8-bits

0 0 0 0 1 1 long)

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Wait 40 µs

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RS R/W DB7 DB6 DB5 DB4 BF cannot be checked before this instruction; function set (interface is 8-bits

0 0 0 0 1 1 long)

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BF can be checked after the following instructions; when BF is not checked,

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the waiting time between instructions is the specified instruction time

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(see Table 3)

RS R/W DB7 DB6 DB5 DB4 function set (set interface to 4-bits long); interface is 8-bits long

000010

RS R/W DB7 DB6 DB5 DB4 function set (interface is 4-bits long)

000010

RS R/W DB7 DB6 DB5 DB4 specify number of display lines and voltage generator characteristic

0 0 NM0 0

RS R/W DB7 DB6 DB5 DB4 display off

000000

001000

RS R/W DB7 DB6 DB5 DB4 clear display

000000

001000

RS R/W DB7 DB6 DB5 DB4 entry mode set

000000

0 0 0 1 I/D S

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Initialization ends

1998 Jul 30

43

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