User's Manual

Smart Machine Smart Decision
SIM5320AL_User Manual_V1.01 2014-08-20
42
Note: If more GPIOs need to be used, users can configure GPIO on other multiple function interfaces, such as KEYPAD.
Please refer to GPIO list.
Table 24: Pin description
Note: The output driver current of GPIOs is 1mA at the lower supply voltage and 2mA at the higher supply voltage.
3.10.2 Application Guide
Network status
GPIO1 is used to control Network Status LED; application circuit is shown below.
Pin name
2.6V mode
Min Typ Max
GPIO1 2.5 2.6 2.7
GPIO4 2.5 2.6 2.7
GPIO40 2.5 2.6 2.7
GPIO41 2.5 2.6 2.7
GPIO43 2.5 2.6 2.7
GPIO44 2.5 2.6 2.7
GPIO42 2.5 2.6 2.7
Pin name Pin No. I/O Function
GPIO1 51 O
Output PIN as LED control for network status. If it is
unused, left open.
GPIO4 54 I
Input PIN as RF operating control.
H: Normal Mode L:Flight Mode
If it is unused, left open.
GPIO40 49 O
Output PIN as operating status indicating of module.
H: Power on L: Power off
If it is unused, left open.
GPIO41 52 I/O
General input/output PIN. It can be used as wake/interrupt
signal to host from module If it is unused, left open.
GPIO42 53 I/O General Purpose Input/Output Port.
GPIO43 50 I/O
General Purpose Input/Output Port. It can be used as
wake/interrupt signal to module from host. If it is unused, left
open.
GPIO44 48 I/O General Purpose Input/Output Port