2014-07-18 17:17:56 +08:00
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//*****************************************************************************
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//
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// gpio.h - Defines and Macros for GPIO API.
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//
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2017-04-25 18:02:51 +08:00
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// Copyright (c) 2005-2017 Texas Instruments Incorporated. All rights reserved.
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2014-07-18 17:17:56 +08:00
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// Software License Agreement
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions
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// are met:
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//
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// Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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//
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// Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in the
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// documentation and/or other materials provided with the
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// distribution.
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//
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// Neither the name of Texas Instruments Incorporated nor the names of
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// its contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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2017-04-25 18:02:51 +08:00
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// This is part of revision 2.1.4.178 of the Tiva Peripheral Driver Library.
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2014-07-18 17:17:56 +08:00
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//
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//*****************************************************************************
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#ifndef __DRIVERLIB_GPIO_H__
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#define __DRIVERLIB_GPIO_H__
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//*****************************************************************************
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//
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// If building with a C++ compiler, make all of the definitions in this header
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// have a C binding.
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//
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//*****************************************************************************
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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//*****************************************************************************
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//
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// The following values define the bit field for the ui8Pins argument to
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// several of the APIs.
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//
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//*****************************************************************************
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#define GPIO_PIN_0 0x00000001 // GPIO pin 0
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#define GPIO_PIN_1 0x00000002 // GPIO pin 1
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#define GPIO_PIN_2 0x00000004 // GPIO pin 2
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#define GPIO_PIN_3 0x00000008 // GPIO pin 3
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#define GPIO_PIN_4 0x00000010 // GPIO pin 4
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#define GPIO_PIN_5 0x00000020 // GPIO pin 5
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#define GPIO_PIN_6 0x00000040 // GPIO pin 6
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#define GPIO_PIN_7 0x00000080 // GPIO pin 7
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//*****************************************************************************
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//
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// Values that can be passed to GPIODirModeSet as the ui32PinIO parameter, and
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// returned from GPIODirModeGet.
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//
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//*****************************************************************************
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#define GPIO_DIR_MODE_IN 0x00000000 // Pin is a GPIO input
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#define GPIO_DIR_MODE_OUT 0x00000001 // Pin is a GPIO output
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#define GPIO_DIR_MODE_HW 0x00000002 // Pin is a peripheral function
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//*****************************************************************************
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//
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// Values that can be passed to GPIOIntTypeSet as the ui32IntType parameter,
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// and returned from GPIOIntTypeGet.
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//
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//*****************************************************************************
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#define GPIO_FALLING_EDGE 0x00000000 // Interrupt on falling edge
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#define GPIO_RISING_EDGE 0x00000004 // Interrupt on rising edge
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#define GPIO_BOTH_EDGES 0x00000001 // Interrupt on both edges
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#define GPIO_LOW_LEVEL 0x00000002 // Interrupt on low level
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#define GPIO_HIGH_LEVEL 0x00000006 // Interrupt on high level
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#define GPIO_DISCRETE_INT 0x00010000 // Interrupt for individual pins
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//*****************************************************************************
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//
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// Values that can be passed to GPIOPadConfigSet as the ui32Strength parameter,
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// and returned by GPIOPadConfigGet in the *pui32Strength parameter.
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//
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//*****************************************************************************
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#define GPIO_STRENGTH_2MA 0x00000001 // 2mA drive strength
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#define GPIO_STRENGTH_4MA 0x00000002 // 4mA drive strength
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#define GPIO_STRENGTH_6MA 0x00000065 // 6mA drive strength
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#define GPIO_STRENGTH_8MA 0x00000066 // 8mA drive strength
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#define GPIO_STRENGTH_8MA_SC 0x0000006E // 8mA drive with slew rate control
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#define GPIO_STRENGTH_10MA 0x00000075 // 10mA drive strength
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#define GPIO_STRENGTH_12MA 0x00000077 // 12mA drive strength
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//*****************************************************************************
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//
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// Values that can be passed to GPIOPadConfigSet as the ui32PadType parameter,
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// and returned by GPIOPadConfigGet in the *pui32PadType parameter.
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//
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//*****************************************************************************
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#define GPIO_PIN_TYPE_STD 0x00000008 // Push-pull
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#define GPIO_PIN_TYPE_STD_WPU 0x0000000A // Push-pull with weak pull-up
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#define GPIO_PIN_TYPE_STD_WPD 0x0000000C // Push-pull with weak pull-down
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#define GPIO_PIN_TYPE_OD 0x00000009 // Open-drain
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#define GPIO_PIN_TYPE_ANALOG 0x00000000 // Analog comparator
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#define GPIO_PIN_TYPE_WAKE_HIGH 0x00000208 // Hibernate wake, high
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#define GPIO_PIN_TYPE_WAKE_LOW 0x00000108 // Hibernate wake, low
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//*****************************************************************************
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//
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// Values that can be passed to GPIOIntEnable() and GPIOIntDisable() functions
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// in the ui32IntFlags parameter.
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//
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//*****************************************************************************
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#define GPIO_INT_PIN_0 0x00000001
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#define GPIO_INT_PIN_1 0x00000002
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#define GPIO_INT_PIN_2 0x00000004
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#define GPIO_INT_PIN_3 0x00000008
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#define GPIO_INT_PIN_4 0x00000010
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#define GPIO_INT_PIN_5 0x00000020
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#define GPIO_INT_PIN_6 0x00000040
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#define GPIO_INT_PIN_7 0x00000080
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#define GPIO_INT_DMA 0x00000100
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//*****************************************************************************
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//
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// Prototypes for the APIs.
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//
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//*****************************************************************************
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extern void GPIODirModeSet(uint32_t ui32Port, uint8_t ui8Pins,
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uint32_t ui32PinIO);
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extern uint32_t GPIODirModeGet(uint32_t ui32Port, uint8_t ui8Pin);
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extern void GPIOIntTypeSet(uint32_t ui32Port, uint8_t ui8Pins,
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uint32_t ui32IntType);
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extern uint32_t GPIOIntTypeGet(uint32_t ui32Port, uint8_t ui8Pin);
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extern void GPIOPadConfigSet(uint32_t ui32Port, uint8_t ui8Pins,
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uint32_t ui32Strength, uint32_t ui32PadType);
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extern void GPIOPadConfigGet(uint32_t ui32Port, uint8_t ui8Pin,
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uint32_t *pui32Strength, uint32_t *pui32PadType);
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extern void GPIOIntEnable(uint32_t ui32Port, uint32_t ui32IntFlags);
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extern void GPIOIntDisable(uint32_t ui32Port, uint32_t ui32IntFlags);
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extern uint32_t GPIOIntStatus(uint32_t ui32Port, bool bMasked);
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extern void GPIOIntClear(uint32_t ui32Port, uint32_t ui32IntFlags);
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extern void GPIOIntRegister(uint32_t ui32Port, void (*pfnIntHandler)(void));
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extern void GPIOIntUnregister(uint32_t ui32Port);
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extern void GPIOIntRegisterPin(uint32_t ui32Port, uint32_t ui32Pin,
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void (*pfnIntHandler)(void));
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extern void GPIOIntUnregisterPin(uint32_t ui32Port, uint32_t ui32Pin);
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2014-07-18 17:17:56 +08:00
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extern int32_t GPIOPinRead(uint32_t ui32Port, uint8_t ui8Pins);
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extern void GPIOPinWrite(uint32_t ui32Port, uint8_t ui8Pins, uint8_t ui8Val);
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extern void GPIOPinConfigure(uint32_t ui32PinConfig);
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extern void GPIOPinTypeADC(uint32_t ui32Port, uint8_t ui8Pins);
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extern void GPIOPinTypeCAN(uint32_t ui32Port, uint8_t ui8Pins);
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extern void GPIOPinTypeComparator(uint32_t ui32Port, uint8_t ui8Pins);
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extern void GPIOPinTypeComparatorOutput(uint32_t ui32Port, uint8_t ui8Pins);
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extern void GPIOPinTypeDIVSCLK(uint32_t ui32Port, uint8_t ui8Pins);
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2014-07-18 17:17:56 +08:00
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extern void GPIOPinTypeEPI(uint32_t ui32Port, uint8_t ui8Pins);
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extern void GPIOPinTypeEthernetLED(uint32_t ui32Port, uint8_t ui8Pins);
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extern void GPIOPinTypeEthernetMII(uint32_t ui32Port, uint8_t ui8Pins);
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extern void GPIOPinTypeGPIOInput(uint32_t ui32Port, uint8_t ui8Pins);
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extern void GPIOPinTypeGPIOOutput(uint32_t ui32Port, uint8_t ui8Pins);
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extern void GPIOPinTypeGPIOOutputOD(uint32_t ui32Port, uint8_t ui8Pins);
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extern void GPIOPinTypeHibernateRTCCLK(uint32_t ui32Port, uint8_t ui8Pins);
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2014-07-18 17:17:56 +08:00
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extern void GPIOPinTypeI2C(uint32_t ui32Port, uint8_t ui8Pins);
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extern void GPIOPinTypeI2CSCL(uint32_t ui32Port, uint8_t ui8Pins);
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extern void GPIOPinTypeLCD(uint32_t ui32Port, uint8_t ui8Pins);
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extern void GPIOPinTypeOneWire(uint32_t ui32Port, uint8_t ui8Pins);
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2014-07-18 17:17:56 +08:00
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extern void GPIOPinTypePWM(uint32_t ui32Port, uint8_t ui8Pins);
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extern void GPIOPinTypeQEI(uint32_t ui32Port, uint8_t ui8Pins);
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extern void GPIOPinTypeSSI(uint32_t ui32Port, uint8_t ui8Pins);
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extern void GPIOPinTypeTimer(uint32_t ui32Port, uint8_t ui8Pins);
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extern void GPIOPinTypeTrace(uint32_t ui32Port, uint8_t ui8Pins);
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2014-07-18 17:17:56 +08:00
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extern void GPIOPinTypeUART(uint32_t ui32Port, uint8_t ui8Pins);
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extern void GPIOPinTypeUSBAnalog(uint32_t ui32Port, uint8_t ui8Pins);
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extern void GPIOPinTypeUSBDigital(uint32_t ui32Port, uint8_t ui8Pins);
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extern void GPIOPinTypeWakeHigh(uint32_t ui32Port, uint8_t ui8Pins);
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extern void GPIOPinTypeWakeLow(uint32_t ui32Port, uint8_t ui8Pins);
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extern uint32_t GPIOPinWakeStatus(uint32_t ui32Port);
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extern void GPIODMATriggerEnable(uint32_t ui32Port, uint8_t ui8Pins);
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extern void GPIODMATriggerDisable(uint32_t ui32Port, uint8_t ui8Pins);
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extern void GPIOADCTriggerEnable(uint32_t ui32Port, uint8_t ui8Pins);
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extern void GPIOADCTriggerDisable(uint32_t ui32Port, uint8_t ui8Pins);
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//*****************************************************************************
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//
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// Mark the end of the C bindings section for C++ compilers.
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//
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//*****************************************************************************
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#ifdef __cplusplus
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}
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#endif
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#endif // __DRIVERLIB_GPIO_H__
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