Huawei ME909u-521 manual CRSM Command, Reference Process

HUAWEI ME909u-521 LTE LGA Module
Application Guide		SIM Operation Application Scenarios
	Scenario	Possible Error	Solution
		Information
		+CME ERROR:	Enter the correct PIN. The
			original PIN is provided by
		incorrect password
			the operator.
			Incorrect PINs have been
	Enter the PIN.		entered three times and the
			SIM card is blocked. Run
	AT+CPIN="<pwd>"		AT+CPIN="<PUK>","<pwd>
		+CME ERROR: SIM	" to enter the PUK to unblock
			the SIM card. The PUK is
		PUK required
			provided by the operator and
			cannot be changed by users.
			If incorrect PUKs are entered
			10 times, the SIM card will be
			permanently blocked.
			<oldpwd> must be the
			current PIN. Like the PIN
	Changes the PIN.		authentication, if incorrect
		+CME ERROR:	PINs are entered three times,
	AT+CPWD="SC","<oldpwd
		incorrect password	the PUK will be required. If
	>","<newpwd>"
			incorrect PUKs are entered
			10 times, the SIM card will be
			permanently blocked.

7.2 CRSM Command

7.2.1Reference Process

	Command		Description
	AT+CRSM=176,12258,0,0,10		Read the file EFiccid with a transparent
			structure. (12258 is 0X2FE2, the
			EFiccid file's FID).
	+CRSM: 144,0,"<record>"		After the command is processed
			successfully, the EFiccid file's content
	OK		(<record>) is returned.
	AT+CRSM=178,28476,1,4,176,,"7F10"		Use an absolute path to read the first
			entry from the EFsms file on the SIM
			card's DFtelecom folder.
	+CRSM: 144,0,"<record>"		<record> is the content of the first entry.
			The length of <record> is 176 bytes.
	OK
	AT+CRSM=192,12258		Get response of EFiccid.
Issue 01 (2013-07-05)		Huawei Proprietary and Confidential		48
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