LTE Module Series
EM05 Hardware Design
EM05_Hardware_Design Confidential / Released 16 / 59
USB differential data bus (+)
Airplane mode control. Active
low.
USB differential data bus (-)
It is an open drain and active low
signal. Requires a pull up
resistor on the host.
It is used to indicate the RF
status of the module.
PCM clock. In master mode, it is
an output signal. In slave mode,
it is an input signal.
If unused, keep it open.
Unconnected internally.
EM05 is configured as
WWAN-SSIC-0.
A signal to wake up the host.
It is open drain and active low.
Requires a pull up resistor on
the host.
Body specific absorption rate
(SAR) detection