Smart Machine Smart Decision
SIM5320JE-TE_Hardware Design_V1.01
2012-07-10
17
PCM_SYNC/GPIO2
I
General Input PIN. It also can be
multiplexed as the PCM_SYNC pin.
PCM_CLK/GPIO3
O
General Output PIN. It also can be
multiplexed as the PCM_CLK pin.
PCM_DOUT/GPIO5
O
General Output PIN. It also can be
multiplexed as the PCM_DOUT pin.
GPIOs
GPIO1
O
Output PIN as LED control for
network status.
GPIO4
I
Input PIN as RF operating control.
GPIO40
O
Output PIN as operating status
indicating of module.
GPIO41
I/O
General input/output PIN. It can be
used as wake/interrupt signal to host
from module
GPIO43
I/O
General input/output PIN. It can be
used as wake/interrupt signal to
module from host.
GPIO44
I/O
General input/output PIN.
GPIO42
I/O
General input/output PIN.
If it is unused, keep open.
Other interface
RESET
I
System reset in, active low.
CURRENT_SINK
I
Current source of ground-referenced
current sink
Refer to 3.13.1
ADC1
I
Analog Digital Converter Input
ADC2
I
Battery temperature ADC input pin
Refer to 3.13.3