IBM PC MMX Pentium HS-4500, Manual, Page: 28 / 51

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3.8 GPS Connector
Caution: The information that provides herein this section is reference
only. For detail and correctly information, please reference to
your document along with the GPS Receiver that you have.
The HS-4500 provides a 2x10 pin-header optional connector for user
place in the Rockwell’s “Jupiter” Global Positioning System (GPS)
Receiver. Firstly, please reference to the chapter 5 in this manual before
using “Jupiter”. For detail application, please contact with your nearest
Rockwell office.
Please set COM-2 at Disable mode by JP5 when GPS in used.
z
CN1 : GPS Optional Connector
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 NOTE
(0)
2 VCC
3 N.C. 4 N.C.
5 RESET# 6 N.C.
7 NOTE
(1)
8 NOTE
(1)
9 N.C. 10 GND
11 TXD2 12 RX2
13 GND 14 N.C.
15 NOTE
(2)
16 GND
17 GND 18 GND
19 NOTE
(3)
20 NOTE
(4)
Note
(0)
: No use in the first version of GPS application.
Note
(1)
: Please reference to the next table for detail.
Note
(2)
: No use in the first version of GPS application.
Note
(3)
: Test only. 1PPS time mark output, rising edge synchronized
with each set valid navigation binary message data.
Note
(4)
: Test only. 10KHz clock waveform, positive logic
synchronized to the pin-19.