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TMS320DM643 Datasheet(PDF) 121 Page - Texas Instruments |
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TMS320DM643 Datasheet(HTML) 121 Page - Texas Instruments |
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121 / 162 page  www.ti.com 5.12 Multichannel Buffered Serial Port (McBSP) 5.12.1 McBSP Peripheral Register Description(s) TMS320DM643 Video/Imaging Fixed-Point Digital Signal Processor SPRS269C – FEBRUARY 2005 – REVISED JANUARY 2007 The McBSP provides these functions: • Full-duplex communication • Double-buffered data registers, which allow a continuous data stream • Independent framing and clocking for receive and transmit • Direct interface to industry-standard codecs, analog interface chips (AICs), and other serially connected analog-to-digital (A/D) and digital-to-analog (D/A) devices On the DM643 device, the McBSP peripheral does not support external clocking to the sample rate generator (no CLKS input). For more detailed information on the McBSP peripheral, see the TMS320C6000 DSP Multichannel Buffered Serial Port (McBSP) Reference Guide (literature number SPRU580). Table 5-40. McBSP 0 Registers HEX ADDRESS RANGE ACRONYM REGISTER NAME COMMENTS The CPU and EDMA controller 018C 0000 DRR0 McBSP0 data receive register via Configuration Bus can only read this register; they cannot write to it. 0x3000 0000 – 0x33FF FFFF DRR0 McBSP0 data receive register via Peripheral Bus 018C 0004 DXR0 McBSP0 data transmit register via Configuration Bus 0x3000 0000 – 0x33FF FFFF DXR0 McBSP0 data transmit register via Peripheral Bus 018C 0008 SPCR0 McBSP0 serial port control register 018C 000C RCR0 McBSP0 receive control register 018C 0010 XCR0 McBSP0 transmit control register CLKSP (Bit 30) and CLKSM 018C 0014 SRGR0 McBSP0 sample rate generator register (Bit 29) are RSV on DM643 018C 0018 MCR0 McBSP0 multichannel control register 018C 001C RCERE00 McBSP0 enhanced receive channel enable register 0 018C 0020 XCERE00 McBSP0 enhanced transmit channel enable register 0 018C 0024 PCR0 McBSP0 pin control register 018C 0028 RCERE10 McBSP0 enhanced receive channel enable register 1 018C 002C XCERE10 McBSP0 enhanced transmit channel enable register 1 018C 0030 RCERE20 McBSP0 enhanced receive channel enable register 2 018C 0034 XCERE20 McBSP0 enhanced transmit channel enable register 2 018C 0038 RCERE30 McBSP0 enhanced receive channel enable register 3 018C 003C XCERE30 McBSP0 enhanced transmit channel enable register 3 018C 0040 – 018F FFFF – Reserved Submit Documentation Feedback DM643 Peripheral Information and Electrical Specifications 121 |
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