Specifications

Chapter 3 – General Commands
Multi-Tech Systems, Inc. CDMA AT Commands Reference Guide (PN S000294K) 19
View Modem Timers +WTMR
Description: This command is used to read the modem’s accumulated internal timers. These timers include Uptime, Call
Time, Call Count, and Last Call Time. Uptime is the number of seconds the modem has been running since
boot-up. Call Time is the total number of seconds the modem has been in a call since manufacture (Voice,
Data, OTASP, and CDMA Test Calls; but SMS is not included). Call count is the total number of calls made
since manufacture. Last Call Time returns the time of the most recent call in seconds. It is not stored in NV
and is initialized to zero on boot-up. The range of all returned timer items is 0 to 4294967295 (136 years).
Values: <Uptime> seconds since modem boot-up
<Call Time> total call seconds since modem manufacture (excluding SMS)
<Call Count> total calls made since modem manufacture
<Last Call Time> time of the most recent call in seconds
Syntax: Command syntax: AT+WTMR
Response syntax: +WTMR: <Uptime>,<Call Time>, <Call Count>, <Last Call Time>
Command Possible Responses
AT+WTMR
Note: Display modem timers
+WTMR: 1029, 45670,289, 85
OK
Note: Uptime = 1029 seconds
Call Time = 45670 seconds
Call Count = 289 calls
Last Call Time = 85 seconds