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TMS320VC5416 Datasheet(PDF) 45 Page - Texas Instruments |
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TMS320VC5416 Datasheet(HTML) 45 Page - Texas Instruments |
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45 / 98 page  3.15 Memory-Mapped Registers TMS320VC5416 Fixed-Point Digital Signal Processor www.ti.com SPRS095P – MARCH 1999 – REVISED OCTOBER 2008 The device has 27 memory-mapped CPU registers, which are mapped in data memory space address 0h to 1Fh. Each device also has a set of memory-mapped registers associated with peripherals. Table 3-15 gives a list of CPU memory-mapped registers (MMRs) available. Table 3-16 shows additional peripheral MMRs associated with the device. Table 3-15. CPU Memory-Mapped Registers ADDRESS NAME DESCRIPTION DEC HEX IMR 0 0 Interrupt mask register IFR 1 1 Interrupt flag register — 2-5 2-5 Reserved for testing ST0 6 6 Status register 0 ST1 7 7 Status register 1 AL 8 8 Accumulator A low word (15-0) AH 9 9 Accumulator A high word (31-16) AG 10 A Accumulator A guard bits (39-32) BL 11 B Accumulator B low word (15-0) BH 12 C Accumulator B high word (31-16) BG 13 D Accumulator B guard bits (39-32) TREG 14 E Temporary register TRN 15 F Transition register AR0 16 10 Auxiliary register 0 AR1 17 11 Auxiliary register 1 AR2 18 12 Auxiliary register 2 AR3 19 13 Auxiliary register 3 AR4 20 14 Auxiliary register 4 AR5 21 15 Auxiliary register 5 AR6 22 16 Auxiliary register 6 AR7 23 17 Auxiliary register 7 SP 24 18 Stack pointer register BK 25 19 Circular buffer size register BRC 26 1A Block repeat counter RSA 27 1B Block repeat start address REA 28 1C Block repeat end address PMST 29 1D Processor mode status (PMST) register XPC 30 1E Extended program page register — 31 1F Reserved Table 3-16. Peripheral Memory-Mapped Registers for Each DSP Subsystem ADDRESS NAME DESCRIPTION DEC HEX DRR20 32 20 McBSP 0 Data Receive Register 2 DRR10 33 21 McBSP 0 Data Receive Register 1 DXR20 34 22 McBSP 0 Data Transmit Register 2 DXR10 35 23 McBSP 0 Data Transmit Register 1 TIM 36 24 Timer Register PRD 37 25 Timer Period Register TCR 38 26 Timer Control Register Submit Documentation Feedback Functional Overview 45 |
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