Garmin's OEM GPS modules are 12‑channel receivers that deliver fast, low‑power positioning for land and airborne applications. The modules support RS‑232 or CMOS serial interfaces and include built‑in storage with a backup battery for up to 21 days.
The document covers physical dimensions, electrical characteristics, NMEA 0183 sentence formats, PPS output, environmental limits, and optional accessories such as antennas and cable adapters. This manual is written in Chinese.
| Dimensions (GPS15) | 23.88 mm × 42.93 mm × 7.84 mm |
|---|---|
| Input voltage range | 3.3 V – 5.4 V (±100 mV ripple) |
| Number of tracking channels | 12 |
| Positioning accuracy | < 15 m (95 % confidence) |
| PPS output accuracy | 1 µs |
| Operating temperature | -30 °C to +80 °C |
The GPS15 module operates from 3.3 V to 5.4 V with a ±100 mV ripple.
The GPS15 module can track up to 12 GPS satellites simultaneously.
The modules provide positioning accuracy better than 15 meters for 95 % of measurements.
The PPS (pulse per second) output has an accuracy of 1 microsecond.