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DSP281x_Xintf.h
Package: TMS320F2812-EVM.rar [view]
Upload User: qingfan3
Upload Date: 2014-10-27
Package Size: 31439k
Code Size: 4k
Category:
DSP program
Development Platform:
C/C++
- //###########################################################################
- //
- // FILE: DSP281x_Xintf.h
- //
- // TITLE: DSP281x Device External Interface Register Definitions.
- //
- //###########################################################################
- //
- // Ver | dd mmm yyyy | Who | Description of changes
- // =====|=============|======|===============================================
- // 1.00| 11 Sep 2003 | L.H. | No change since previous version (v.58 Alpha)
- //###########################################################################
- #ifndef DSP281x_XINTF_H
- #define DSP281x_XINTF_H
- #ifdef __cplusplus
- extern "C" {
- #endif
- // XINTF timing register bit definitions:
- struct XTIMING_BITS { // bits description
- Uint16 XWRTRAIL:2; // 1:0 Write access trail timing
- Uint16 XWRACTIVE:3; // 4:2 Write access active timing
- Uint16 XWRLEAD:2; // 6:5 Write access lead timing
- Uint16 XRDTRAIL:2; // 8:7 Read access trail timing
- Uint16 XRDACTIVE:3; // 11:9 Read access active timing
- Uint16 XRDLEAD:2; // 13:12 Read access lead timing
- Uint16 USEREADY:1; // 14 Extend access using HW waitstates
- Uint16 READYMODE:1; // 15 Ready mode
- Uint16 XSIZE:2; // 17:16 XINTF bus width - must be written as 11b
- Uint16 rsvd1:4; // 21:18 reserved
- Uint16 X2TIMING:1; // 22 Double lead/active/trail timing
- Uint16 rsvd3:9; // 31:23 reserved
- };
- union XTIMING_REG {
- Uint32 all;
- struct XTIMING_BITS bit;
- };
- // XINTF control register bit definitions:
- struct XINTCNF2_BITS { // bits description
- Uint16 WRBUFF:2; // 1:0 Write buffer depth
- Uint16 CLKMODE:1; // 2 Ratio for XCLKOUT with respect to XTIMCLK
- Uint16 CLKOFF:1; // 3 Disable XCLKOUT
- Uint16 rsvd1:2; // 5:4 reserved
- Uint16 WLEVEL:2; // 7:6 Current level of the write buffer
- Uint16 MPNMC:1; // 8 Micro-processor/micro-computer mode
- Uint16 HOLD:1; // 9 Hold enable/disable
- Uint16 HOLDS:1; // 10 Current state of HOLDn input
- Uint16 HOLDAS:1; // 11 Current state of HOLDAn output
- Uint16 rsvd2:4; // 15:12 reserved
- Uint16 XTIMCLK:3; // 18:16 Ratio for XTIMCLK
- Uint16 rsvd3:13; // 31:19 reserved
- };
- union XINTCNF2_REG {
- Uint32 all;
- struct XINTCNF2_BITS bit;
- };
- // XINTF bank switching register bit definitions:
- struct XBANK_BITS { // bits description
- Uint16 BANK:2; // 2:0 Zone for which banking is enabled
- Uint16 BCYC:3; // 5:3 XTIMCLK cycles to add
- Uint16 rsvd:10; // 15:6 reserved
- };
- union XBANK_REG {
- Uint16 all;
- struct XBANK_BITS bit;
- };
- //---------------------------------------------------------------------------
- // XINTF Register File:
- //
- struct XINTF_REGS {
- union XTIMING_REG XTIMING0;
- union XTIMING_REG XTIMING1;
- union XTIMING_REG XTIMING2;
- Uint32 rsvd1[3];
- union XTIMING_REG XTIMING6;
- union XTIMING_REG XTIMING7;
- Uint32 rsvd2[2];
- union XINTCNF2_REG XINTCNF2;
- Uint32 rsvd3;
- union XBANK_REG XBANK;
- Uint16 rsvd4;
- Uint16 XREVISION;
- Uint16 rsvd5[5];
- };
- //---------------------------------------------------------------------------
- // XINTF External References & Function Declarations:
- //
- extern volatile struct XINTF_REGS XintfRegs;
- #ifdef __cplusplus
- }
- #endif /* extern "C" */
- #endif // end of DSP281x_XINTF_H definition
- //===========================================================================
- // No more.
- //===========================================================================