User’s Manual
71
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.
Figure A-3. User Board Footprint for RCM4510W
J1
RCM4510W
Footprint
J2
J4
XBee
Series 2
0.050
(1.27)
0.875
(22.2)
0.016
(0.4)
sq.
0.150
(3.8)
1.616
(41.0)
0.079
(2)
0.020
(0.5)
sq.
1.56
(39)
0.91
(23)
0.334
(8.5)
0.72
(18)
0.62
(16)
0.19
(5)
0.284
(7.2)
