- TMS320F28x7x Multichannel Buffered Serial Port (McBSP)
- TMS320F28x7x McBSP Definition
- TMS320F28x7x Multi-Channel Selection
- TMS320F28x7x McBSP Summary
Multichannel Buffered Serial Port (McBSP)
The McBSP provides a high-speed direct interface to codecs, analog interface chips (AICs), and other serially connected A/D and D/A devices. It has double-buffered transmission and triple-buffered reception for supporting continuous data streams. There are 128 channels for transmission and reception, and data size selections of 8, 12, 16, 20, 24, and 32 bits, along with µ-law and A-law companding.
Definition: Bit, Word, and Frame
Multi-Channel Selection
McBSP Summary
- Independent clocking and framing for transmit and receive
- Internal or external clock and frame sync
- Data size of 8, 12, 16, 20, 24, or 32 bits
- TDM mode – up to 128 channels
- Used for T1/E1 interfacing
- µ-law and A-law companding
- SPI mode
- Direct Interface to many codecs
- Can be serviced by the DMA
Reference
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