Enfora Enabler II-G Assisted GPS
Modem Integration Guide
7.4. SMS: Short Message Services
• Short Message Services (SMS) is a feature-rich GSM service. The Enfora Enabler II-G A-GPS
module can perform the following tasks:
• Sending and receiving binary messages of up to 160 characters (7-bit characters)
• Sending and receiving text messages of up to 140 bytes (8-bit data)
• Submitting a SMS Protocol Data Unit (PDU) to a SMSC (Short Message Service Center) and
storing a copy of the PDU until either a report arrives from the network or a timer expires
• Receiving a SMS PDU from a SMSC
• Returning a delivery report to the network for a previously received message
• Receiving a report from the network
• Notifying the network when the module has sufficient memory capacity available to receive one or
more SMS messages (after the module had previously rejected a message because its memory
capacity was exceeded)
MLG0208PB001 41 Version1.01 – 10/3/2006