LPWA Module Series
BC950N-N1 Hardware Design
3.11. RI Behaviors
When there is a message received or URC output, the module will notify DTE through RI pin.
Table 15:
R
I Signal Status
Module Status
RI Signal Level
Idle
RI keeps in high level
SMS
When an SMS is received, RI outputs 120ms low pulse first and then changes to
high level and starts data output.
URC
When URC is incoming, RI outputs 120ms low pulse first and then changes to
high level and starts data output.
RI
HIGH
LO W
idle
120ms
A UR C or SMS me ssage is r eceived
Output data
Figure 23
:
Behaviors of RI When a URC or SMS Message is Received
3.12. Bluetooth Interface*
Bluetooth interface is used for Bluetooth wireless network communication, which currently is in the state
of being developed.
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