- on Microcontrollers
- Published in issue 12/2000 on page 0
CAM/CAD data for the PCB referred to in this article is available as a Gerber file. Elektor GREEN and GOLD members can exclusively download these files for free as part of their membership. Gerber files allow a PCB to be produced on an appropriate device available locally, or through an online PCB manufacturing service.
Elektor recommends its business partner Eurocircuits as the company of choice for its own prototypes and volume production in selected cases.
R1,2 = 3k?9
D1 = LED, 3mm, high-efficiency, red
D2 = LED, 3mm, high-efficiency, green
IC1 = PCA82C250
K1 = 9 way sub-D male connector (plug), PCB mount version
J2 = 9 way sub-D female connector (socket), PCB mount version
JP1 = 2-way 2.54 mm pin strip and jumper