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annotate pirelli/debug @ 129:597143ba1c37

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miscellaneous C programs moved out of the top level directory
author Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
date Sun, 06 Apr 2014 20:20:39 +0000
parents d05b2e790e6b
children
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58
d05b2e790e6b Pirelli PCB: some measurements of the debug connector footprint
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
1 Debug connector footprint on the side next to the display
d05b2e790e6b Pirelli PCB: some measurements of the debug connector footprint
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
2
d05b2e790e6b Pirelli PCB: some measurements of the debug connector footprint
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
3 centre of the leftmost pad: (2670,2206)
d05b2e790e6b Pirelli PCB: some measurements of the debug connector footprint
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
4 centre of the rightmost pad: (3011,2206)
d05b2e790e6b Pirelli PCB: some measurements of the debug connector footprint
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
5
d05b2e790e6b Pirelli PCB: some measurements of the debug connector footprint
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
6 distance in pixels: 341
d05b2e790e6b Pirelli PCB: some measurements of the debug connector footprint
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
7 pitch in pixels: 31 (341/11)
d05b2e790e6b Pirelli PCB: some measurements of the debug connector footprint
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
8
d05b2e790e6b Pirelli PCB: some measurements of the debug connector footprint
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
9 assumed physical pitch: 0.5 mm
d05b2e790e6b Pirelli PCB: some measurements of the debug connector footprint
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
10 length of the pads: a little longer than 1 mm
d05b2e790e6b Pirelli PCB: some measurements of the debug connector footprint
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
11
d05b2e790e6b Pirelli PCB: some measurements of the debug connector footprint
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
12 The two larger (mounting?) pads appear to be 2x2 mm square.
d05b2e790e6b Pirelli PCB: some measurements of the debug connector footprint
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
13 They sit about 1.5 mm south of the signal pad centreline.
d05b2e790e6b Pirelli PCB: some measurements of the debug connector footprint
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
14 Horiz distance between centre of each outermost signal pad
d05b2e790e6b Pirelli PCB: some measurements of the debug connector footprint
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
15 and the nearby mounting pad: 140 pixels, or a little over 2 mm.