Application Guide - SIM Tech SimCom SIM5320JE-TE Hardware Design

Table 25: Pin description
Pin name Pin No.
GPIO1 68
GPIO4 66
GPIO40 71
GPIO41 69
GPIO42 67
GPIO43 70
GPIO44 72
Note: The output driver current of GPIOs is 2mA.

3.10.2 Application Guide

Network status
GPIO1 is used to control Network Status LED; application circuit is shown below.
Note: The value of resistor Rx depends on LED characteristic.
SIM5320JE-TE_Hardware Design_V1.01
I/O Function
Output PIN as LED control for network status. If it is
O
unused, left open.
Input PIN as RF operating control.
H: Normal Mode L:Flight Mode
I
If it is unused, left open.
Output PIN as operating status indicating of module.
H: Power on
O
If it is unused, left open.
General input/output PIN. It can be used as wake/interrupt
I/O
signal to host from module If it is unused, left open.
I/O General Purpose Input/Output Port.
General Purpose Input/Output Port. It can be used as
I/O
wake/interrupt signal to module from host. If it is unused, left
open.
I/O General Purpose Input/Output Port
Figure 30: Application circuit
41
Smart Machine Smart Decision
L: Power off
2012-07-10
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