Floating Point Digital Signal Processor Specification Sheet

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   
SPRS293A − OCTOBER 2005 − REVISED NOVEMBER 2005
14
POST OFFICE BOX 1443 • HOUSTON, TEXAS 77251−1443
peripheral register descriptions (continued)
Table 5. Interrupt Selector Registers
HEX ADDRESS RANGE ACRONYM REGISTER NAME COMMENTS
019C 0000 MUXH Interrupt multiplexer high
Selects which interrupts drive CPU interrupts 10−15
(INT10−INT15)
019C 0004 MUXL Interrupt multiplexer low
Selects which interrupts drive CPU interrupts 4−9
(INT04−INT09)
019C 0008 EXTPOL External interrupt polarity
Sets the polarity of the external interrupts
(EXT_INT4−EXT_INT7)
019C 000C − 019F FFFF − Reserved
Table 6. Device Registers
HEX ADDRESS RANGE ACRONYM REGISTER DESCRIPTION
019C 0200 DEVCFG Device Configuration
This register allows the user control of the EMIF input
clock source. For more detailed information on the
device configuration register, see the Device
Configurations section of this data sheet.
019C 0204 − 019F FFFF − Reserved
N/A CSR CPU Control Status Register
Identifies which CPU and defines the silicon revision of
the CPU. This register also offers the user control of
device operation.
For more detailed information on the CPU Control
Status Register, see the CPU CSR Register
Description section of this data sheet.
Table 7. EDMA Parameter RAM
†
HEX ADDRESS RANGE ACRONYM REGISTER NAME
01A0 0000 − 01A0 0017 − Parameters for Event 0 (6 words) or Reload/Link Parameters for other Event
01A0 0018 − 01A0 002F − Parameters for Event 1 (6 words) or Reload/Link Parameters for other Event
01A0 0030 − 01A0 0047 − Parameters for Event 2 (6 words) or Reload/Link Parameters for other Event
01A0 0048 − 01A0 005F − Parameters for Event 3 (6 words) or Reload/Link Parameters for other Event
01A0 0060 − 01A0 0077 − Parameters for Event 4 (6 words) or Reload/Link Parameters for other Event
01A0 0078 − 01A0 008F − Parameters for Event 5 (6 words) or Reload/Link Parameters for other Event
01A0 0090 − 01A0 00A7 − Parameters for Event 6 (6 words) or Reload/Link Parameters for other Event
01A0 00A8 − 01A0 00BF − Parameters for Event 7 (6 words) or Reload/Link Parameters for other Event
01A0 00C0 − 01A0 00D7 − Parameters for Event 8 (6 words) or Reload/Link Parameters for other Event
01A0 00D8 − 01A0 00EF − Parameters for Event 9 (6 words) or Reload/Link Parameters for other Event
01A0 00F0 − 01A0 00107 − Parameters for Event 10 (6 words) or Reload/Link Parameters for other Event
01A0 0108 − 01A0 011F − Parameters for Event 11 (6 words) or Reload/Link Parameters for other Event
01A0 0120 − 01A0 0137 − Parameters for Event 12 (6 words) or Reload/Link Parameters for other Event
01A0 0138 − 01A0 014F − Parameters for Event 13 (6 words) or Reload/Link Parameters for other Event
01A0 0150 − 01A0 0167 − Parameters for Event 14 (6 words) or Reload/Link Parameters for other Event
01A0 0168 − 01A0 017F − Parameters for Event 15 (6 words) or Reload/Link Parameters for other Event
01A0 0180 − 01A0 0197 − Reload/link parameters for Event 0−15
01A0 0198 − 01A0 01AF − Reload/link parameters for Event 0−15
... ...
01A0 07E0 − 01A0 07F7 − Reload/link parameters for Event 0−15
01A0 07F8 − 01A0 07FF − Scratch pad area (2 words)
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The device has 85 EDMA parameters total: 16 Event/Reload parameters and 69 Reload-only parameters.