Lcd Display Interface - SimCom SIM802 HD Manual

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SIM802 Hardware Design
SIM Card Detect
C4
GND
C5
VPP
C6
SIM_DATA
C7
SIM Card Detect
C8
For 8 pins SIM card holder, we recommend to use Molex 91228.You can visit
http://www.molex.com

3.12 LCD display interface

SIM802 provides a serial LCD display interface. These are composite pins that can be used as
GPIO ports or LCD display interface according to your application. When used as LCD interface,
the following table is the pin definition. LCD interface timing should be united with the LCD
device.
SIM802_HD_V2.01
0Ω pulled up to VEXT
Connect to GND.
Not connect.
SIM Card data I/O.
10KΩ pulled down to GND
for more information about the holder.
Figure 29: Molex 91228 SIM card holder
54
12.01.2010

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