Purdy AND1781MST-LED Instrukcja Użytkownika Strona 3

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Displays
Purdy Electronics Corporation • 720 Palomar Avenue • Sunnyvale, CA 94085
Tel: 408-523-8200 • Fax: 408-733-1287 • [email protected]
www.purdyelectronics.com
09/26/10
3
Interface Pin Assignment
Pin No.
Pin Out
Function Description
Pin No
Pin Out
Function Description
1
FGND
For Ground
11
DB0
Data Bit 0
2
VSS
Power Supply Ground
12
DB1
Data Bit 1
3
VDD
Power Supply Voltage
13
DB2
Data Bit 2
4
VO
Contrast Adjustment Voltage
14
DB3
Data Bit 3
5
/WR
Data Write
15
DB4
Data Bit 4
6
/RD
Data Read
16
DB5
Data Bit 5
7
/CE
Enable Signal
17
DB6
Data Bit 6
8
C/D
Wr = “l”, C/D = “H”: Command Write; WR = “L”, C/D = “L:”:
Data Write; RD = “L”, C/D = “H”: Status Read; RD = “L”,
C/D = “L”: Data Read
18
DB7
Data Bit 7
9
NC
No Connection
19
FS
H: 6*8/L: 8*8 Select of font
10
/RST
Reset Signal
20
NC
No Connection
Block Diagram
AND1781MST-LED
Intelligent Graphic Display
Power Supply
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