Table of Contents
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SECTION 3:
OPERATION
3.1 Introduction
Operation, and provides some application Software for
3.2 Description
by the on-board PIO and is addressed äs I/O.
DECODER uses ten addresses to direct all board operations.
By selecting the PIO port A or B control addresses, the PIO
Interrupt vector address upon completion of an A/D
The CONTROL and TIMING will gate the requested
analog input channel to the ANALOG MULTIPLEXER, strobe the
SAMPLE and HOLD AMPLIFIER and request conversion of the A/D
CONVERTER.
Upon completing the conversion, the A/D CONVERTER
the converted data is ready.
Interrupt the System or the System may read the Status
results have not previously been read.
Each 12-bit D/A converter has two I/O ports for the eight
the data word.
to the DAC inputs for conversion when the most significant
byte is output.
At this time, the PIO may
The 12-bit data word is formed and presented
The ADDRESS
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