TMS320F2809, TMS320F2808, TMS320F2806
TMS320F2802, TMS320F2801, UCD9501
TMS320C2802, TMS320C2801, and TMS320F2801x DSPs
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SPRS230H–OCTOBER 2003–REVISED JUNE 2006
4.10 Inter-Integrated Circuit (I2C)
The 280x device contains one I2C Serial Port. Figure 4-15 shows how the I2C peripheral module interfaces
within the 280x device.
The I2C module has the following features:
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Compliance with the Philips Semiconductors I2C-bus specification (version 2.1):
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Support for 1-bit to 8-bit format transfers
7-bit and 10-bit addressing modes
General call
START byte mode
Support for multiple master-transmitters and slave-receivers
Support for multiple slave-transmitters and master-receivers
Combined master transmit/receive and receive/transmit mode
Data transfer rate of from 10 kbps up to 400 kbps (Philips Fast-mode rate)
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One 16-bit receive FIFO and one 16-bit transmit FIFO
One interrupt that can be used by the CPU. This interrupt can be generated as a result of one of the
following conditions:
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Transmit-data ready
Receive-data ready
Register-access ready
No-acknowledgment received
Arbitration lost
Stop condition detected
Addressed as slave
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An additional interrupt that can be used by the CPU when in FIFO mode
Module enable/disable capability
Free data format mode
Peripherals
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