- on Microcontrollers
- Published in issue 9/2000 on page 0
Experimenting with the Universal Serial Bus
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CAM/CAD data for the PCB referred to in this article is available as a Gerber file. Elektor 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 = 47?
R2 = 270?
R3 = 10k?
R4 = 47?
R5 = 1k?5
C1,C2 = 100nF
D1 = LED, red,
D2 = LED, green
IC1 = CY7C63001ACP (programmed, order code 000079-41)
IC2 = DS1620
JP1,JP2 = 2-way pinheader with
K1 = 10-way PCB terminal block
K2 = solder pin
K3 = USB socket, PCB mount, type B (Farnell #153-503)
S1 = pushbutton 1 make contact
X1 = 6MHz ceramic resonator, (Murata CSA6.00MG (Farnell # 295-292), or Newport ZTA6.00MT
Enclosure: approx. size 61x22x80 mm (Conrad Electronics #522848)
Project disk, order code 000079-11
PCB, order code 000079-1