AnyDATA.NET Inc.
AnyTime AnyPlace Any Wireless Data Solution
TM
All Rights Reserved.
AD-2001-06-28 Ver 1.1
-22-
4.7.2 LCD
The module supports the LCD interface. The LCD interface is composed of 15-signals. Direct access
to the LCD driver is not applicable. Hence, 8-bit operation interface logic is required. The LCD interface
block diagram is shown below:
GND
LWR/
RD/
A01
LCD_CS/
RES_OUT/
D00
D01
D02
D03
D04
D05
D06
D07
VDD
GND
RW
E
RS
CS
RESET
DO
D1
D2
D3
D4
D5
D6
D7
VDD
LCD
8-Bit
Operation
Interface
Logic
Figure 4-3 LCD Interface Block Diagram
Table 4-7 LCD Interface Signals
NAME
TYPE
CHARACTERISTIC
LWR/
BS_PU
LCD RW pin out from the module
RD/
BS
LCD E pin out from the module
A01
B
LCD RS pin out from the module
LCD_CS/
O
LCD Chip Select pin out from the module
RES_OUT/
O
LCD Reset from the module
D00 ~ D07
O
LCD Data Lines from the module
VDD
LCD Power Supply
GND
LCD Signal Ground