Extended AT Commands Manual Page 29 of 70 2009-06-25
Command TE2
Æ
MT2 $$RSSI_LEVEL?
Value
Default settings in –dBm units:
Upper: 95 (-dBm) Stronger
Lower: 120 (-dBm) Weaker
Table 6-50 Set Command
Command TE2
Æ
MT2 $$RSSI_LEVEL=<upper_value>,<lower_value>
Response TE2
Å
MT2 $$RSSI_LEVEL: <upper_value>, <lower_value>
Value
Upper: 20 ~ 100 (-dBm)
Lower: 50 ~ 120 (-dBm)
: upper_value must be a lower number than the lower_value
6.1.2. Led Description
Power:
On when modem has power and signal is above or better than -95dbm.
Flashing when modem has power and signal is between -95 to -120dBm.
Turn off when signal is below -120dbm or no signal.
CRT:
On when modem has a circuit switched data connection established. Flashing when there is an
incoming circuit switched data call.
PKT:
On when modem has a packet data session (dormant).
Flashing when sending and receiving data.
TX/DTR:
Idle – On when a host is present or as set by &D0 setting.
Off when a host is not present or as set by &D0
Circuit Switched Data Connection:
Flashing when transmitting data during a circuit switched connection.
Off when not transmitting data in a circuit switched connection.
RX:
Flashing when receiving data during a circuit switched connection.
Off when not receiving data in a circuit switched `.
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