SIM900 EVB User Guide
SIM900-EVB_UGD_V1.01
14
08.12.2009
4. Test Interface
Figure 10: Test interface overview
4.1 J103
Figure 11: J103 Interface
J103 Interface Pin List:
Pin
Signal
I/O
Description
1 DISP_D/C O
Display data or address select
2 DISP_CS O
Display select output
3 DISP_CLK O
Display clock output
4
DISP_DAT
I/O
Display data line
5 GPO1 O
GPO
6 ADC I
ADC
IN
