AT Command Manual for Sierra MC87XX Module
Table Of Contents
- 1: About This Guide
- 2: AT Password Commands
- 3: Modem Status, Customization, and Reset Commands
- 4: Diagnostic Commands
- 5: Test Commands
- 6: Memory Management Commands
- 7: Voice Commands
- 8: GPS Commands
- 9: STK Commands
- Appendix A: Test Frequencies / Channel Lists
- Appendix B: HSDPA / HSUPA Categories
- Appendix C: ASCII Table
- Appendix D: Module Customization
MC87xx Extended AT Command Reference
20 2130616
Memory Management Commands Thischapterdescribes
commandsthatcontrolthedatastoredinnon‐volatilememory
ofthemodem.
Voice Commands Thischapterdescribesvoicecommands.
VoiceissupportedontheMC8775V,MC8785V,andMC8790V
modems.
Table 1-5: Memory management commands
Command Pg Description Supporting
Mini Cards
!NVDEF 85 Reset non-volatile memory All
!NVRESTORE 86 Restore backup data All
Table 1-6: Voice commands
Command Pg Description Supporting
Mini Cards
!AVAUDIOLPBK 91 Enable / disable an audio loopback MC8775V
MC8785V
MC8790V
!AVCODECRXG 92 Set / query CODEC RX gain MC8775V
MC8785V
MC8790V
!AVCODECSTG 93 Set / query CODEC sidetone gain MC8775V
MC8785V
MC8790V
!AVCODECTXG 94 Set / query the TX gain MC8775V
MC8785V
MC8790V
!AVDEF 95 Set audio settings to default values MC8775V
MC8785V
MC8790V
!AVDTMFTXG 95 Set / query the DTMF TX gain MC8775V
MC8785V
MC8790V
!AVDTMFVOLDB 96 Set the audio volume and DTMF volume for each
audio type
MC8775V
MC8785V
MC8790V
!AVEC 97 Set / query the echo cancellation setting MC8775V
MC8785V
MC8790V
AVEXTPCMCFG 98 Configure external PCM interface MC8775V
MC8785V
MC8790V