TMS320C5514 Datasheet, PDF (130/138 Pages) Texas Instruments – TMS320C5514 Fixed-Point Digital Signal Processor

TMS320C5514
SPRS646 – JANUARY 2010
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5.18.1 General-Purpose Input/Output Peripheral Register Description(s)
The external parallel port interface includes a 16-bit general purpose I/O that can be individually
programmed as input or output with interrupt capability. Control of the general purpose I/O is maintained
through a set of I/O memory-mapped registers shown in Table 5-48.
HEX ADDRESS
RANGE
1C06h
1C07h
1C08h
1C09h
1C0Ah
1C0Bh
1C0Ch
1C0Dh
1C0Eh
1C0Fh
1C10h
1C11h
ACRONYM
IODIR1
IODIR2
IOINDATA1
IOINDATA2
IODATAOUT1
IODATAOUT2
IOINTEDG1
IOINTEDG2
IOINTEN1
IOINTEN2
IOINTFLG1
IOINTFLG2
Table 5-48. GPIO Registers
REGISTER NAME
GPIO Direction Register 1
GPIO Direction Register 2
GPIO Data In Register 1
GPIO Data In Register 2
GPIO Data Out Register 1
GPIO Data Out Register 2
GPIO Interrupt Edge Trigger Enable Register 1
GPIO Interrupt Edge Trigger Enable Register 2
GPIO Interrupt Enable Register 1
GPIO Interrupt Enable Register 2
GPIO Interrupt Flag Register 1
GPIO Interrupt Flag Register 2
130 Peripheral Information and Electrical Specifications
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