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QF4A512-DK USER’S GUIDE
Development Kit User’s Guide QF4A512
Programmable Signal Converter
1) Introduction
The Development Kit User’s Guide for the QF4A512 describes the following:
Board Layout / Prototyping area definition.
Changing the default configuration of AC coupled single ended.
Input level protection scheme.
Running external target hardware using Quickfilter’s PC software.
Running Quickfilter’s hardware on the development board using an external microcontroller.
Using an external clock source.
List of Test Point Definitions.
Schematics.
Figure 1
TOP
The QF4A512 – DK development board was designed to be able to add amplification, very high input impedance, o
r
excitation current for specific sensors in the prototyping area.
2) Board Layout / Prototyping area definition:
3"
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Inhaltsverzeichnis

Seite 1 - QF4A512-DK USER’S GUIDE

QF4A512-DK USER’S GUIDE Development Kit User’s Guide QF4A512 Programmable Signal Converter 1) Introduction The Development Kit User’s Guid

Seite 2

Development Kit User’s Guide QF4A512-DK Quickfilter Development Board, Power 2.5V Regulator designed for reverse current protection 2.5V REGULATO

Seite 3 - HEADER 7X2

Development Kit User’s Guide QF4A512-DK Contact Information: Quickfilter Technologies, Inc. 1024 S. Greenville Avenue, Suite 100 Allen, TX 75002-

Seite 4

Supplying Power: Figure 1 shows red circles for +4.5 Volts brought to the prototyping area, yellow circles for +3.3V, green for Ground, dark blue f

Seite 5

Figure 2 shows the actual test points that connect the signal path through the prototyping area. By removing for example C2, Channel 1 is still si

Seite 6 - 9) Schematics:

6) Running the Quickfilter development board’s QF4A512 using and external microcontroller: The QF4A512 – DK development board was designed for all

Seite 7

Figure 4 8) List of Test Point Definitions: TP1 = Analog Input BNC Channel 1 (Negative) TP2 = Analog Input Prototyping Area Channel 1 (Negative

Seite 8

Development Kit User’s Guide QF4A512-DK 9) Schematics: The following five pages are the full schematics for the QF4A512 Development Kit. Qui

Seite 9 - Continuous

Development Kit User’s Guide QF4A512-DK Quickfilter Development Board, QF4A512 ANALOG INPUTS Prototype work,Channels 1-4 remove caps for Protect

Seite 10 - 2.5V REGULATOR

Development Kit User’s Guide QF4A512-DK Quickfilter Development Board, 40 MHz SPI Interface SPI 2V5 2V5 2V5 2V5 3V3X 3V3X 3V3X 3V3X © 2005 Qu

Seite 11 - Contact Information:

Development Kit User’s Guide QF4A512-DK Quickfilter Development Board, USB 500mA Continuous © 2005 Quickfilter Technologies, Inc. Rev A1, May 0

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