August 2023
Beginner
128 pages
5h 43m
English
Content preview from Make: Volume 86
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1. Following Table 2 and the letter labels printed
on the PCB, set your DIP switches to the ON
position for the digit you selected on each magic
block (Figure
H
).
TABLE 2
Selected Digit Switches to Activate
(PCB Labels)
0 A,B,C,D,E,F
1 B,C
2 A,B,D,E,G
3 A,B,C,D,G
4 B,C,F,G
5 A,C,D,F,G
6 A,C,D,E,F,G
7 A,B,C
8 A,B,C,D,E,F,G
9 A,B,C,D,F,G
Decimal point dp
2. Insert two AA batteries in each battery holder,
ensuring correct polarity.
3. Place a magnet close to each reed switch. The
digit you selected for that magic block should
If needed, reflow the connection to make sure it’s
flat. Then solder the remaining leads and trim.
5. Insert the 7-segment display (Figur ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.