📄 dsp281x_mcbsp.h
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//###########################################################################
//
// FILE: DSP281x_Mcbsp.h
//
// TITLE: DSP281x Device McBSP Register Definitions.
//
//###########################################################################
//
// Ver | dd mmm yyyy | Who | Description of changes
// =====|=============|======|===============================================
// 1.00| 11 Sep 2003 | L.H. | Changes since previous version (v.58 Alpha)
// | | | Changed the name of PCR1 register to PCR
// | | | Fixed name of GSYNC bit (was GYSNC)
// | | | Changed bit 14 of SRGR2 to reserved
// | | | RFULL bit in SPCR1 was mislabled (was REMPTY)
// | | | XCERA register bits changed from XCEAn to XCERAn
// | | | XCERB register bits changed from XCEBn to XCERBn
// | | | XCERC register bits changed from XCECn to XCERCn
// | | | XCERD register bits changed from XCEDn to XCERDn
// | | | XCERE register bits changed from XCEEn to XCEREn
// | | | XCERF register bits changed from XCEFn to XCERFn
// | | | XCERG register bits changed from XCEGn to XCERGn
// | | | MFFTX register bits change to align with user's guide
// | | | MFFRX register bits change to align with user's guide
//###########################################################################
#ifndef DSP281x_MCBSP_H
#define DSP281x_MCBSP_H
#ifdef __cplusplus
extern "C" {
#endif
//---------------------------------------------------------------------------
// McBSP Individual Register Bit Definitions:
//
// McBSP DRR2 register bit definitions:
struct DRR2_BITS { // bit description
Uint16 HWLB:8; // 16:23 High word low byte
Uint16 HWHB:8; // 24:31 High word high byte
};
union DRR2_REG {
Uint16 all;
struct DRR2_BITS bit;
};
// McBSP DRR1 register bit definitions:
struct DRR1_BITS { // bit description
Uint16 LWLB:8; // 16:23 Low word low byte
Uint16 LWHB:8; // 24:31 low word high byte
};
union DRR1_REG {
Uint16 all;
struct DRR1_BITS bit;
};
// McBSP DXR2 register bit definitions:
struct DXR2_BITS { // bit description
Uint16 HWLB:8; // 16:23 High word low byte
Uint16 HWHB:8; // 24:31 High word high byte
};
union DXR2_REG {
Uint16 all;
struct DXR2_BITS bit;
};
// McBSP DXR1 register bit definitions:
struct DXR1_BITS { // bit description
Uint16 LWLB:8; // 16:23 Low word low byte
Uint16 LWHB:8; // 24:31 low word high byte
};
union DXR1_REG {
Uint16 all;
struct DXR1_BITS bit;
};
// SPCR2 control register bit definitions:
struct SPCR2_BITS { // bit description
Uint16 XRST:1; // 0 transmit reset
Uint16 XRDY:1; // 1 transmit ready
Uint16 XEMPTY:1; // 2 Transmit empty
Uint16 XSYNCERR:1; // 3 Transmit syn errorINT flag
Uint16 XINTM:2; // 5:4 Transmit interrupt types
Uint16 GRST:1; // 6 CLKG reset
Uint16 FRST:1; // 7 Frame sync reset
Uint16 SOFT:1; // 8 SOFT bit
Uint16 FREE:1; // 9 FREE bit
Uint16 rsvd:6; // 15:10 reserved
};
union SPCR2_REG {
Uint16 all;
struct SPCR2_BITS bit;
};
// SPCR1 control register bit definitions:
struct SPCR1_BITS { // bit description
Uint16 RRST:1; // 0 Receive reset
Uint16 RRDY:1; // 1 Receive ready
Uint16 RFULL:1; // 2 Receive full
Uint16 RSYNCERR:1; // 7 Receive syn error
Uint16 RINTM:2; // 5:4 Receive interrupt types
Uint16 ABIS:1; // 6 ABIS mode select
Uint16 DXENA:1; // 7 DX hi-z enable
Uint16 rsvd:3; // 10:8 reserved
Uint16 CLKSTP:2; // 12:11 CLKSTOP mode bit
Uint16 RJUST:2; // 13:14 Right justified
Uint16 DLB:1; // 15 Digital loop back
};
union SPCR1_REG {
Uint16 all;
struct SPCR1_BITS bit;
};
// RCR2 control register bit definitions:
struct RCR2_BITS { // bit description
Uint16 RDATDLY:2; // 1:0 Receive data delay
Uint16 RFIG:1; // 2 Receive frame sync ignore
Uint16 RCOMPAND:2; // 4:3 Receive Companding Mode selects
Uint16 RWDLEN2:3; // 7:5 Receive word length
Uint16 RFRLEN2:7; // 14:8 Receive Frame sync
Uint16 RPHASE:1; // 15 Receive Phase
};
union RCR2_REG {
Uint16 all;
struct RCR2_BITS bit;
};
// RCR1 control register bit definitions:
struct RCR1_BITS { // bit description
Uint16 rsvd1:5; // 4:0 reserved
Uint16 RWDLEN1:3; // 7:5 Receive word length
Uint16 RFRLEN1:7; // 14:8 Receive frame length
Uint16 rsvd2:1; // 15 reserved
};
union RCR1_REG {
Uint16 all;
struct RCR1_BITS bit;
};
// XCR2 control register bit definitions:
struct XCR2_BITS { // bit description
Uint16 XDATDLY:2; // 1:0 Transmit data delay
Uint16 XFIG:1; // 2 Transmit frame sync ignore
Uint16 XCOMPAND:2; // 4:3 Transmit Companding Mode selects
Uint16 XWDLEN2:3; // 7:5 Transmit word length
Uint16 XFRLEN2:7; // 14:8 Transmit Frame sync
Uint16 XPHASE:1; // 15 Transmit Phase
};
union XCR2_REG {
Uint16 all;
struct XCR2_BITS bit;
};
// XCR1 control register bit definitions:
struct XCR1_BITS { // bit description
Uint16 rsvd1:5; // 4:0 reserved
Uint16 XWDLEN1:3; // 7:5 Transmit word length
Uint16 XFRLEN1:7; // 14:8 Transmit frame length
Uint16 rsvd2:1; // 15 reserved
};
union XCR1_REG {
Uint16 all;
struct XCR1_BITS bit;
};
// SRGR2 Sample rate generator control register bit definitions:
struct SRGR2_BITS { // bit description
Uint16 FPER:12; // 11:0 Frame period
Uint16 FSGM:1; // 12 Frame sync generator mode
Uint16 CLKSM:1; // 13 Sample rate generator mode
Uint16 rsvd:1; // 14 reserved
Uint16 GSYNC:1; // 15 CLKG sync
};
union SRGR2_REG {
Uint16 all;
struct SRGR2_BITS bit;
};
// SRGR1 control register bit definitions:
struct SRGR1_BITS { // bit description
Uint16 CLKGDV:8; // 7:0 CLKG divider
Uint16 FWID:8; // 15:8 Frame width
};
union SRGR1_REG {
Uint16 all;
struct SRGR1_BITS bit;
};
// MCR2 Multichannel control register bit definitions:
struct MCR2_BITS { // bit description
Uint16 XMCM:2; // 1:0 Transmit multichannel mode
Uint16 XCBLK:3; // 2:4 Transmit current block
Uint16 XPABLK:2; // 5:6 Transmit partition A Block
Uint16 XPBBLK:2; // 7:8 Transmit partition B Block
Uint16 XMCME:1; // 9 Transmit multi-channel enhance mode
Uint16 rsvd:6; // 15:10 reserved
};
union MCR2_REG {
Uint16 all;
struct MCR2_BITS bit;
};
// MCR1 Multichannel control register bit definitions:
struct MCR1_BITS { // bit description
Uint16 RMCM:1; // 0 Receive multichannel mode
Uint16 rsvd:1; // 1 reserved
Uint16 RCBLK:3; // 4:2 Receive current block
Uint16 RPABLK:2; // 6:5 Receive partition A Block
Uint16 RPBBLK:2; // 7:8 Receive partition B Block
Uint16 RMCME:1; // 9 Receive multi-channel enhance mode
Uint16 rsvd1:6; // 15:10 reserved
};
union MCR1_REG {
Uint16 all;
struct MCR1_BITS bit;
};
// RCERA control register bit definitions:
struct RCERA_BITS { // bit description
Uint16 RCEA0:1; // 0 Receive Channel enable bit
Uint16 RCEA1:1; // 1 Receive Channel enable bit
Uint16 RCEA2:1; // 2 Receive Channel enable bit
Uint16 RCEA3:1; // 3 Receive Channel enable bit
Uint16 RCEA4:1; // 4 Receive Channel enable bit
Uint16 RCEA5:1; // 5 Receive Channel enable bit
Uint16 RCEA6:1; // 6 Receive Channel enable bit
Uint16 RCEA7:1; // 7 Receive Channel enable bit
Uint16 RCEA8:1; // 8 Receive Channel enable bit
Uint16 RCEA9:1; // 9 Receive Channel enable bit
Uint16 RCEA10:1; // 10 Receive Channel enable bit
Uint16 RCEA11:1; // 11 Receive Channel enable bit
Uint16 RCEA12:1; // 12 Receive Channel enable bit
Uint16 RCEA13:1; // 13 Receive Channel enable bit
Uint16 RCEA14:1; // 14 Receive Channel enable bit
Uint16 RCEA15:1; // 15 Receive Channel enable bit
};
union RCERA_REG {
Uint16 all;
struct RCERA_BITS bit;
};
// RCERB control register bit definitions:
struct RCERB_BITS { // bit description
Uint16 RCEB0:1; // 0 Receive Channel enable bit
Uint16 RCEB1:1; // 1 Receive Channel enable bit
Uint16 RCEB2:1; // 2 Receive Channel enable bit
Uint16 RCEB3:1; // 3 Receive Channel enable bit
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