©
National Instruments Corporation
3-1
3
Device Overview and
Theory of Operation
This chapter presents an overview of the hardware functions of your
NI 4472, and other useful information for understanding how the device
works.
Functional Overview
Figure 3-1 shows a block diagram of the digital functions, and the analog
function block diagram is shown in Figure 3-2.
Figure 3-1.
Digital Function Block Diagram
Mini MITE
PCI Controller
AI FIFO
DMA Control
Synchronization
Clock Control
General Control
DDS Clock
Generator
To ADCs
PCI
Bus