Real Time Devices AD1200 User Manual page 65

Timer/Counters:
TIMER
Digital VO:
DIGITAL
Digital-to-Analog:
DASCAN
DMA:
DMA
A short program demonstrating how to program the 8254 for use as a timer.
Simple program that shows how to read and write the digital VO lines.
Demonstrates D/A conversion.
Shows how to take samples and transfer them to PC memory using DMA.
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