PXD20RM Datasheet, PDF (1440/1628 Pages) Freescale Semiconductor, Inc – PXD20 Microcontroller

IPS IF
Register
IF
Digital Block
BIS Control
Down Counter
BIS
Control
Integration
Accumulator
Offset
Cancellation
Port
Control
-
-
Output Fdbk
Analog Wrapper
+
Port Control
Port
Control
-
Output
-
Fdbk
Analog Block
Sine
Cosine
To/From Stepper Motor Pads
Figure 42-1.SSD Overall Block Diagram
The names of the sub blocks given in the diagram above relate to the descriptions given in Section 42.4.1,
Main Building Blocks of the SSD:
• ‘Analog Block’ relates to Section 42.4.1.1, Analog Block.
• ‘Analog Wrapper and Port Control’ relates to Section 42.4.1.2, Analog Wrapper + Port Control.
42-2
PXD20 Microcontroller Reference Manual, Rev. 1