Page 89 - CNC Robotics

CNC Robotics

Figure 3.3) as a wiring diagra m for jumpers if you make a single-
sided board. The in terface board is single sided (see Figure 3.4),
w ith only one jumper on the topside.

Scan the artwork into an image-editing program , making sure you
preserve the size exact ly as published. Then print it wit h a laser
printer. Make certa in that the printer is set up to print at its high-
est resolution. You may al so be able to pri nt darker if your printer
will let yo u make the adjustments. The idea is to print th e art with
lots of toner so w hen it gets transferred there are no gaps or holes
exposing copper we want to keep. I use an HP 4 laser printer; it 's
Figure 3.3
Top of driver board, this
image has been
mirrored already.
o
o
0---00 00-------00

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