XT55 AT Command Set - Wireless Data Modules

XT55 AT Command Set17.12 AT^SNFMs (num)Microphone supply voltage control status.0 Supply voltage was set to a constant value.2 Supply voltage state is controlled by the ME and depends on parameter dataset of the selected audio mode.Notes• The programmable power supply of the MICP2 line gives you greater flexibility in connecting audio accessoriesor using MICP2 for a variety of functions other than audio. A detailed description of the extended usageof MICP2 can be found in [8].• During an active call, users should be aware that when they switch back and forth between different audiomodes (for example handsfree on/off) the value of does not change, i.e. the microphone modeis retained until explicitly changed.XT55_ATC_V03.03 Page 399 of 459 9/9/05Confidential / Released