Telit Wireless Solutions ME310G1 - Page 408

ME310G1/ME910G1/ML865G1 AT Commands Reference Guide
80617ST10991A Rev. 11 Page 408 of 1039 2021-09-23
Not Subject to NDA
The entering of PDU is done similarly as specified in command
Send Message +CMGS, except that the SMSC address field is not
present.
Name
Type
Default
Description
<n>
integer
N/A
type of acknowledgement in PDU
mode
Values:
0
:
send RP-ACK without PDU (same as TEXT
mode)
1
:
send RP-ACK with optional PDU message
2
:
send RP-ERROR with optional PDU message
<length>
integer
-
length of the PDU message
Text Mode
AT+CNMA
Only positive acknowledgement to network (RP-ACK) is possible.
AT+CNMA=?
Test command returned information are different between SMS PDU
Mode and SMS Text Mode, as explained below.
Additional info:
PDU Mode
Test command returns the possible range of values for the
parameter <n>.