Purdy AND1264WGST-LED - Manual (Page 2)

Intelligent Character Display
AND1264
WGST-LED
Purdy Electronics Corporation • 720 Palomar Avenue • Sunnyvale, CA 94085
3 Tel: 408.523.8200 • Fax: 408.733.1287 • [email protected] • www.purdyelectronics.com 7/20/07
Interface Pin Connections
No Symbol Level Function
1 V
SS
0V Power Supply Ground
2 V
DD
5V Power Supply Voltage
3 V
O
– Contrast Adjustment Voltage
4 C/D H/L H : Data, L : Instruction Code
5
/RD
L Read
6 /WR L Write
7~14 DBO~DB7 H/L Data Bus Line
15 /CE L Enable Signal
16 /RST L Reset Signal
17 V
EE
– Power Supply Voltage for LCD
18 MD H/L H : 32 / L : 4- Select Of Columns
19 FS H/L H : 6*8 / L : 8*8 Select Of Font
20 /HLT L Stop The Oscillation Of Clock
Block Diagram
* Built-in M-clock generating circuit, User does not have to supply M-clock.
Power Supply