Datasheet

Technische Beschreibung myAVR LCD Add-On 2.3 Seite: 7/12
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Schnittstellendaten
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Interface Data
Steckerleiste für den Anschluss an das myAVR Board
Pin header to connect to the myAVR Board
1 20
LCD Belegung (4 Bit Modus)
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LCD Configuration (4 Bit mode)
myAVR Board LCD Beschreibung Description
1 = Port D.2 LCD PIN 4 RS = Enable
2 = Port D.3 LCD PIN 6 E = Enable
3 = Port D.4 LCD PIN 11 DB4 = Datenbit 4
4 = Port D.5 LCD PIN 12 DB5 = Datenbit 5
5 = Port D.6 LCD PIN 13 DB6 = Datenbit 6
6 = Port D.7 LCD PIN 14 DB7 = Datenbit 7
7 = Port B.0 (Jumper R/W) LCD PIN 5 R/W =Read/Write (oder fest auf Low) / (or fixed at low)
8 = Port B.1 (Jumper PWM) LCD PIN 15 Hintergrundbeleuchtung (Anode) / background illumination
Kontrastreglung / Contrast Control LCD PIN 3 Vo
14 = Masse / ground LCD PIN 1 Vss
13 = 5V LCD PIN 2 Vdd
LCD PIN 7 DB0 = Datenbit 0
LCD PIN 8 DB1 = Datenbit 1
LCD PIN 9 DB2 = Datenbit 2
LCD PIN 10 DB3 = Datenbit 3
LCD PIN 16
Hintergrundbeleuchtung (Kathode)
background illumination (cathode)
Port D Port B Port C
LCD 16x2
Beleuchtung
R/W
1 = Port D.2 2 = Port D.3 3 = Port D.4 4 = Port D.5 5 = Port D.6 6 = Port D.7 7 = Port B.0 8 = Port B.1 9 = Port B.2 10 = Port B.3 11 = Port B.4 12 = Port B.5 13 = 5 V 14 = Masse /
ground
15 = Port C.0 16 = Port C.1 17 = Port C.2 18 = Port C.3 19 = Port C.4 20 = Port C.5