- Linux MultiMedia Studio Computer Accessories User Manual

Appendix 1: DPR Map

MN1278 05.2001

DPR Control Register – NextMove PC:

Bit Meaning Symbolic Constant

0 Lock DPR contents btLOCK

1 Lock axis 0 DPR contents btLOCK_AXIS_0

2 Lock axis 1 DPR contents btLOCK_AXIS_1

3 Lock axis 2 DPR contents btLOCK_AXIS_2

4 Lock axis 3 DPR contents btLOCK_AXIS_3

5 Lock axis 4 DPR contents btLOCK_AXIS_4

6 Lock axis 5 DPR contents btLOCK_AXIS_5

7 Lock axis 6 DPR contents btLOCK_AXIS_6

8 Lock axis 7 DPR contents btLOCK_AXIS_7

9 Lock IO data btLOCK_IO_PC

10 Lock auxiliary axes btLOCK_AUX_AXES_PC

11-15 Reserved

DPR Status Register:

Bit Meaning Symbolic Constant

0 DPR Contents locked if 1 btLOCKED

1 DPR contents invalid if 0 btVALID

2 - 15 Reserved

Axis Mix:

This specifies the number and types of axes available on the NextMove variant:

Lo-Byte - Number of stepper axes

Hi-Byte - Number of servo axes

Digital I/O Mix:

This specifies the number of digital inputs and outputs available on the NextMove variant:

Lo-Byte - Number of digital outputs

Hi-Byte - Number of digital inputs

Analog I/O Mix:

This specifies the number of analog inputs and outputs available on the NextMove variant:

Lo-Byte - Number of analogue outputs

Hi-Byte - Number of analogue inputs