native rM2M_TxSelectItf(itf);
Selects the communication interface to be used for the uplink
Parameter
Explanation
itf
Selection of the communication interface
RM2M_TXITF_NONE:
No uplink, communication with the server not
possible
RM2M_TXITF_MODEM: Mobile network modem
RM2M_TXITF_WIFI:
WiFi module
RM2M_TXITF_LAN:
LAN interface
Explanation
Return value
l
OK, if successful
l
ERROR, if the selected communication interface is not supported by the
device or another error occurs
native rM2M_GSMGetRSSI();
Returns the GSM/UMTS/LTE signal strength
Important note:
Although this function will still be supported for the purpose of downward
compatibility, it should no longer be used for new projects. The "rM2M_ GetRSSI()" function
should be used as an alternative.
Explanation
Return value
Signal strength in [dBm] (maximum value range: -128...127)
GSM values range from -113 to -51 dBm.
native rM2M_GetRSSI();
returns the signal strength of the communication interface used for uplink
Explanation
Return value
Signal strength in [dBm] (maximum value range: -128...127)
GSM values range from -113 to -51 dBm.
When using the LAN interface the return value is 0 dBm.
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