Chapter 4 – General Commands

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, Fax, 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

+WTMR: 1029, 45670,289, 85

Note: Display modem timers

OK

 

Note: Uptime = 1029 seconds

 

Call Time = 45670 seconds

 

Call Count = 289 calls

 

Last Call Time = 85 seconds

Modem Serial Number +WMSN

Description: This command allows the user application to get the serial number of the modem.

Values:

 

The serial number is fifteen digits in length and structured as follows. Each X represents a

 

 

digit of the serial number.

 

 

 

 

 

Modem Type Year Built Week Built Unit Number Bench Number Part Number

 

 

XX

X

XX

XXXXX

XX

XXX

Syntax:

 

Command syntax: AT+WMSN

 

 

 

 

 

Command

 

 

Possible Responses

 

 

 

AT+WMSN

 

 

+WMSN: 123456789012345

 

 

 

 

 

 

OK

 

 

 

 

Note: Get the modem SN

 

Note: SN read from NV memory

 

Multi-Tech Systems, Inc. CDMA Wireless AT Commands - PN S000294C

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Multi-Tech Systems CDMA Wireless Modem View Modem Timers +WTMR, Modem Serial Number +WMSN, Command syntax AT+WMSN, At+Wtmr