Texas Instruments TMS320C645x manual Contents

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Contents

Contents

1 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

2 GPIO Function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

3 Interrupt and Event Generation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

4 Emulation Halt Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

5 Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

5.1 Interrupt Per-Bank Enable Register (BINTEN) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 5.2 Direction Register (DIR) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 5.3 Output Data Register (OUT_DATA) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 5.4 Set Data Register (SET_DATA) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 5.5 Clear Data Register (CLR_DATA) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 5.6 Input Data Register (IN_DATA) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 5.7 Set Rising Edge Interrupt Register (SET_RIS_TRIG) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 5.8 Clear Rising Edge Interrupt Register (CLR_RIS_TRIG) . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 5.9 Set Falling Edge Interrupt Register (SET_FAL_TRIG) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 5.10 Clear Falling Edge Interrupt Register (CLR_FAL_TRIG) . . . . . . . . . . . . . . . . . . . . . . . . . . 25

SPRU724

General-Purpose Input/Output (GPIO)

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Contents Literature Number SPRU724 December Important Notice About This Manual Read This FirstTrademarks Contents Figures Tables This page is intentionally left blank Overview General-PurposeTMS320C645x DSP Block Diagram Gpio Peripheral Block Diagram Gpio Function Interrupt and Event Generation Gpio Interrupt and Edma Event Configuration OptionsEmulation Halt Operation Gpio Registers RegistersInterrupt Per-Bank Enable Register Binten Interrupt Per-Bank Enable Register BintenDirection Register DIR Field Descriptions Direction Register DIRDirection Register DIR Output Data Register Outdata Field Descriptions Output Data Register OutdataSet Data Register Setdata Field Descriptions Set Data Register SetdataClear Data Register Clrdata Field Descriptions Clear Data Register ClrdataClear Data Register Clrdata Input Data Register Indata Field Descriptions Input Data Register IndataSet Rising Edge Interrupt Register Setristrig Set Rising Edge Interrupt Register SetristrigClear Rising Edge Interrupt Register Clrristrig Clear Rising Edge Interrupt Register ClrristrigSet Falling Edge Interrupt Register Setfaltrig Set Falling Edge Interrupt Register SetfaltrigClear Falling Edge Interrupt Register Clrfaltrig Clear Falling Edge Interrupt Register ClrfaltrigThis page is intentionally left blank Index
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