Headers - RabbitCore RCM4500W User Manual

A.1.2 Headers
The RCM4510W uses a header at J1 for physical connection to other boards. J1 is a 2 × 25 SMT
header with a 1.27 mm pin spacing. J2, the programming port, is a 2 × 5 header with a 1.27 mm
pin spacing. Header J4 supplies auxiliary I/O supported by the XBee RF module, and is a 2 × 7
SMT header with a 2 mm pin spacing
Figure A-3 shows the layout of another board for the RCM4510W to be plugged into. These ref-
erence design values are relative to one of the mounting holes.
1.616
(41.0)
1.56
(39)
0.91
(23)
User's Manual
J1
0.016
sq.
(0.4)
0.050
(1.27)
0.875
(22.2)
J2
0.19
(5)
0.284
0.334
(8.5)
Figure A-3. User Board Footprint for RCM4510W
J4
0.150
(7.2) (3.8)
0.72
(18)
RCM4510W
Footprint
0.62
(16)
71