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Diffstat (limited to 'cc3200/hal/gpio.h')
| -rw-r--r-- | cc3200/hal/gpio.h | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/cc3200/hal/gpio.h b/cc3200/hal/gpio.h new file mode 100644 index 000000000..35acf79a6 --- /dev/null +++ b/cc3200/hal/gpio.h @@ -0,0 +1,139 @@ +//***************************************************************************** +// +// gpio.h +// +// Defines and Macros for GPIO API. +// +// Copyright (C) 2014 Texas Instruments Incorporated - http://www.ti.com/ +// +// +// Redistribution and use in source and binary forms, with or without +// modification, are permitted provided that the following conditions +// are met: +// +// Redistributions of source code must retain the above copyright +// notice, this list of conditions and the following disclaimer. +// +// Redistributions in binary form must reproduce the above copyright +// notice, this list of conditions and the following disclaimer in the +// documentation and/or other materials provided with the +// distribution. +// +// Neither the name of Texas Instruments Incorporated nor the names of +// its contributors may be used to endorse or promote products derived +// from this software without specific prior written permission. +// +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +// +//***************************************************************************** + +#ifndef __GPIO_H__ +#define __GPIO_H__ + +//***************************************************************************** +// +// If building with a C++ compiler, make all of the definitions in this header +// have a C binding. +// +//***************************************************************************** +#ifdef __cplusplus +extern "C" +{ +#endif + +//***************************************************************************** +// +// The following values define the bit field for the ucPins argument to several +// of the APIs. +// +//***************************************************************************** +#define GPIO_PIN_0 0x00000001 // GPIO pin 0 +#define GPIO_PIN_1 0x00000002 // GPIO pin 1 +#define GPIO_PIN_2 0x00000004 // GPIO pin 2 +#define GPIO_PIN_3 0x00000008 // GPIO pin 3 +#define GPIO_PIN_4 0x00000010 // GPIO pin 4 +#define GPIO_PIN_5 0x00000020 // GPIO pin 5 +#define GPIO_PIN_6 0x00000040 // GPIO pin 6 +#define GPIO_PIN_7 0x00000080 // GPIO pin 7 + +//***************************************************************************** +// +// Values that can be passed to GPIODirModeSet as the ulPinIO parameter, and +// returned from GPIODirModeGet. +// +//***************************************************************************** +#define GPIO_DIR_MODE_IN 0x00000000 // Pin is a GPIO input +#define GPIO_DIR_MODE_OUT 0x00000001 // Pin is a GPIO output + +//***************************************************************************** +// +// Values that can be passed to GPIOIntTypeSet as the ulIntType parameter, and +// returned from GPIOIntTypeGet. +// +//***************************************************************************** +#define GPIO_FALLING_EDGE 0x00000000 // Interrupt on falling edge +#define GPIO_RISING_EDGE 0x00000004 // Interrupt on rising edge +#define GPIO_BOTH_EDGES 0x00000001 // Interrupt on both edges +#define GPIO_LOW_LEVEL 0x00000002 // Interrupt on low level +#define GPIO_HIGH_LEVEL 0x00000006 // Interrupt on high level + +//***************************************************************************** +// +// Values that can be passed to GPIOIntEnable() and GPIOIntDisable() functions +// in the ulIntFlags parameter. +// +//***************************************************************************** +#define GPIO_INT_DMA 0x00000100 +#define GPIO_INT_PIN_0 0x00000001 +#define GPIO_INT_PIN_1 0x00000002 +#define GPIO_INT_PIN_2 0x00000004 +#define GPIO_INT_PIN_3 0x00000008 +#define GPIO_INT_PIN_4 0x00000010 +#define GPIO_INT_PIN_5 0x00000020 +#define GPIO_INT_PIN_6 0x00000040 +#define GPIO_INT_PIN_7 0x00000080 + +//***************************************************************************** +// +// Prototypes for the APIs. +// +//***************************************************************************** +extern void GPIODirModeSet(unsigned long ulPort, unsigned char ucPins, + unsigned long ulPinIO); +extern unsigned long GPIODirModeGet(unsigned long ulPort, unsigned char ucPin); +extern void GPIOIntTypeSet(unsigned long ulPort, unsigned char ucPins, + unsigned long ulIntType); +extern void GPIODMATriggerEnable(unsigned long ulPort); +extern void GPIODMATriggerDisable(unsigned long ulPort); +extern unsigned long GPIOIntTypeGet(unsigned long ulPort, unsigned char ucPin); +extern void GPIOIntEnable(unsigned long ulPort, unsigned long ulIntFlags); +extern void GPIOIntDisable(unsigned long ulPort, unsigned long ulIntFlags); +extern long GPIOIntStatus(unsigned long ulPort, tBoolean bMasked); +extern void GPIOIntClear(unsigned long ulPort, unsigned long ulIntFlags); +extern void GPIOIntRegister(unsigned long ulPort, + void (*pfnIntHandler)(void)); +extern void GPIOIntUnregister(unsigned long ulPort); +extern long GPIOPinRead(unsigned long ulPort, unsigned char ucPins); +extern void GPIOPinWrite(unsigned long ulPort, unsigned char ucPins, + unsigned char ucVal); + +//***************************************************************************** +// +// Mark the end of the C bindings section for C++ compilers. +// +//***************************************************************************** +#ifdef __cplusplus +} +#endif + +#endif // __GPIO_H__ |