Holux GR-87 Specification - page 4
GR-87
GPS Module series
THE PRO NAME IN GPS
HOLUX Technology, Inc.
1F, No.30, R&D Road, Hsinchu 300, Taiwan (Hsinchu Science Industrial Park)
TEL: 886-3-6687000 FAX: 886-3-6687111 E-mail:info@holux.com.tw
Website:www.holux.com.tw
4
GLL and ZDA for optional))。
3). DGPS protocol RTCM SC-104 message types 1, 2 and 9。
4). SiRF binary-position, velocity, altitude, status output。
2.1.9 TIMEMARK-1PPS Pulse
1). Level CMOS 3V。
2). Pulse duration 1 microsecond。
3). Time reference At the pulse positive edge。
4). Measurements Aligned to GPS second,
±
1 microsecond。
2.2. Environmental Characteristics
1). Operating temperature range -10 ℃ to +60 ℃。
2). Storage temperature range -20 ℃ to +85 ℃。
2.3. Physical Characteristics
1) Active Size: 25.4(W) x 25.4(D) x 7(H) (mm) 。
2) Weight: 2 g。
3) Interface connector 6-pin straight male header, 1.25 mm pitch 。