M-90
GPS Module series
THE PRO NAME IN GPS
HOLUX Technology, Inc.
No. 1-1, Innovation Rd. I, Science-Based Industrial Park, HsinChu City 300, Taiwan R.O.C
TEL: 886-3-6687000 FAX:886-3-6687111 E-mail:[email protected] http:www.holux.com.tw
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Block3
: User can supply the high power to pin “PWR_EN” to enable module or
supply the low power to pin “PWR_EN” to disable module.
Block4
: For user’s convenience, M-90 sends the signal once per second from
1pps pin,
The output is a CMOS 2.8V positive level signal which is
synchronous with GPS time within 1 microsecond of bias. Only upon the
situation of tracking or navigating it will output.
6.2 Reference PCB pattern
