SmsLoc 文件传输 应用 对于 Android 描述
SmsLoc is an application that queries the location of contacts without the use of mobile network. It uses GPS to retrieve current position and SMS for requests/responses.
SMS request format:
Loc?
SMS response format:
Loc:LAT,LON,ASL,UTC_S,V_KMH,ACC_M,BAT_PCNT, where:
- LAT, LON are latitude and longitude in degrees rounded up to 4 decimal places.
- ASL or Above Sea Level is the absolute altitude as reported by the GPS in meters.
- UTC_S is the timestamp of the GPS fix in seconds. The timestamp corresponds to the time of the actual fix, and not when SMS was received.
- V_KMH is the speed in kilometers/hour.
- ACC_M is the accuracy reported by the GPS chip in meters.
- BAT_PCNT is the battery percentage of the device sending the response.
