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1. INTRODUCTION TO AT COMMANDS
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LZT 123 7361 R1B
1.4 Examples on How to Use the AT Commands
After every group of AT commands there is a section where some of the
more complicated commands are exemplified. For a detailed
description of the command in question (valid parameter values, AT
command syntax and Response syntax) you are recommended to see its
own descriptive section.
321 Invalid memory index
322 Memory full
330 SMSC address unknown
331 No network service
332 Network time-out
340 No +CNMA acknowledgment expected
500 Unknown error
- 511 Other values in range 256 - 511 are reserved
512- Manufacturer specific
<err> Description