The following diagram gives the board dimensions and connector positions. All through hole connectors are on a common 0.1” grid for easy
interfacing.
MCU
Application Header
(Expansion Bus)
Application Header
(LCD)
RING
SW
1SW
2SW
3
R
E
S
POT
120.00mm
100.00mm
E8
Other
Short Board = 85 mm
35.56 mm
Serial D9
SKT
115.00mm
14.00mm
86.36mm
85.00mm
80.01mm
3.81mm
5.00mm
50.80 mm
27.00mm
43.18 mm
45.00mm
Corners x4
3mm
radius
JA1
JA2
JA3
JA4
JA6
JA5
J1 - Applies to connector
with micriocontroller pin1
J2 J4
J3