Elektor Team
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USB/DMX512 Converter

Housed inside an XLR connector!

USB/DMX512 Converter
All amateur disc jockeys and light jockeys dream about it: a DMX512 converter not bigger than an XLR connector! But at a retail price of more than 500 pounds for this type of accessory, the dream may never come true. Here is a project that will make some on the dance floors very happy... the DMX converter of their dreams and for only a few pounds.
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Gerber file

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.

Component list
R1 = 1k5 0.25W 5% (0805)
C1 = 150nF ceramic (0603)
C2 = 220nF ceramic (0603)
IC1= DS75176BM (National Semiconductor)
IC2 = PIC16C745-I/SO, programmed, order code 060012-41
X1 = 6MHz resonator, Murata CSTCR6M00G53-R0
XLR connector, Cannon type 10HC089 (e.g. www.distrelec.com, # 112242) USB A-A cable, 1.8m, standard
PCB, ref. 060012-1 from The PCBshop
Project software, free download # 060012-11.zip
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