diff options
| author | Yuval Adam <yuv.adm@gmail.com> | 2012-10-29 21:36:23 +0200 |
|---|---|---|
| committer | Yuval Adam <yuv.adm@gmail.com> | 2012-10-29 21:36:23 +0200 |
| commit | 44b979ac3dc53b29ee8176517b7d9a10935630c0 (patch) | |
| tree | 03c256e5e19ac2be9d19b3d4638cdf233b0ee4e9 /driverlib/gpio.h | |
| parent | 8ced6b65a22e0c392bc31288b2eb3f713a0fc477 (diff) | |
Initial code
Diffstat (limited to 'driverlib/gpio.h')
| -rw-r--r-- | driverlib/gpio.h | 199 |
1 files changed, 199 insertions, 0 deletions
diff --git a/driverlib/gpio.h b/driverlib/gpio.h new file mode 100644 index 0000000..acf3c93 --- /dev/null +++ b/driverlib/gpio.h @@ -0,0 +1,199 @@ +//*****************************************************************************
+//
+// gpio.h - Defines and Macros for GPIO API.
+//
+// Copyright (c) 2005-2012 Texas Instruments Incorporated. All rights reserved.
+// Software License Agreement
+//
+// 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.
+//
+// This is part of revision 9453 of the Stellaris Peripheral Driver Library.
+//
+//*****************************************************************************
+
+#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
+#define GPIO_DIR_MODE_HW 0x00000002 // Pin is a peripheral function
+
+//*****************************************************************************
+//
+// 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 0x00000007 // Interrupt on high level
+#define GPIO_DISCRETE_INT 0x00010000 // Interrupt for individual pins
+
+//*****************************************************************************
+//
+// Values that can be passed to GPIOPadConfigSet as the ulStrength parameter,
+// and returned by GPIOPadConfigGet in the *pulStrength parameter.
+//
+//*****************************************************************************
+#define GPIO_STRENGTH_2MA 0x00000001 // 2mA drive strength
+#define GPIO_STRENGTH_4MA 0x00000002 // 4mA drive strength
+#define GPIO_STRENGTH_8MA 0x00000004 // 8mA drive strength
+#define GPIO_STRENGTH_8MA_SC 0x0000000C // 8mA drive with slew rate control
+
+
+//*****************************************************************************
+//
+// Values that can be passed to GPIOPadConfigSet as the ulPadType parameter,
+// and returned by GPIOPadConfigGet in the *pulPadType parameter.
+//
+//*****************************************************************************
+#define GPIO_PIN_TYPE_STD 0x00000008 // Push-pull
+#define GPIO_PIN_TYPE_STD_WPU 0x0000000A // Push-pull with weak pull-up
+#define GPIO_PIN_TYPE_STD_WPD 0x0000000C // Push-pull with weak pull-down
+#define GPIO_PIN_TYPE_OD 0x00000009 // Open-drain
+#define GPIO_PIN_TYPE_OD_WPU 0x0000000B // Open-drain with weak pull-up
+#define GPIO_PIN_TYPE_OD_WPD 0x0000000D // Open-drain with weak pull-down
+#define GPIO_PIN_TYPE_ANALOG 0x00000000 // Analog comparator
+
+//*****************************************************************************
+//
+// 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 unsigned long GPIOIntTypeGet(unsigned long ulPort, unsigned char ucPin);
+extern void GPIOPadConfigSet(unsigned long ulPort, unsigned char ucPins,
+ unsigned long ulStrength,
+ unsigned long ulPadType);
+extern void GPIOPadConfigGet(unsigned long ulPort, unsigned char ucPin,
+ unsigned long *pulStrength,
+ unsigned long *pulPadType);
+extern void GPIOPinIntEnable(unsigned long ulPort, unsigned char ucPins);
+extern void GPIOPinIntDisable(unsigned long ulPort, unsigned char ucPins);
+extern long GPIOPinIntStatus(unsigned long ulPort, tBoolean bMasked);
+extern void GPIOPinIntClear(unsigned long ulPort, unsigned char ucPins);
+extern void GPIOPortIntRegister(unsigned long ulPort,
+ void (*pfnIntHandler)(void));
+extern void GPIOPortIntUnregister(unsigned long ulPort);
+extern long GPIOPinRead(unsigned long ulPort, unsigned char ucPins);
+extern void GPIOPinWrite(unsigned long ulPort, unsigned char ucPins,
+ unsigned char ucVal);
+extern void GPIOPinConfigure(unsigned long ulPinConfig);
+extern void GPIOPinTypeADC(unsigned long ulPort, unsigned char ucPins);
+extern void GPIOPinTypeCAN(unsigned long ulPort, unsigned char ucPins);
+extern void GPIOPinTypeComparator(unsigned long ulPort, unsigned char ucPins);
+extern void GPIOPinTypeEPI(unsigned long ulPort, unsigned char ucPins);
+extern void GPIOPinTypeEthernetLED(unsigned long ulPort, unsigned char ucPins);
+extern void GPIOPinTypeEthernetMII(unsigned long ulPort, unsigned char ucPins);
+extern void GPIOPinTypeFan(unsigned long ulPort, unsigned char ucPins);
+extern void GPIOPinTypeGPIOInput(unsigned long ulPort, unsigned char ucPins);
+extern void GPIOPinTypeGPIOOutput(unsigned long ulPort, unsigned char ucPins);
+extern void GPIOPinTypeGPIOOutputOD(unsigned long ulPort,
+ unsigned char ucPins);
+extern void GPIOPinTypeI2C(unsigned long ulPort, unsigned char ucPins);
+extern void GPIOPinTypeI2CSCL(unsigned long ulPort, unsigned char ucPins);
+extern void GPIOPinTypeI2S(unsigned long ulPort, unsigned char ucPins);
+extern void GPIOPinTypeLPC(unsigned long ulPort, unsigned char ucPins);
+extern void GPIOPinTypePECIRx(unsigned long ulPort, unsigned char ucPins);
+extern void GPIOPinTypePECITx(unsigned long ulPort, unsigned char ucPins);
+extern void GPIOPinTypePWM(unsigned long ulPort, unsigned char ucPins);
+extern void GPIOPinTypeQEI(unsigned long ulPort, unsigned char ucPins);
+extern void GPIOPinTypeSSI(unsigned long ulPort, unsigned char ucPins);
+extern void GPIOPinTypeTimer(unsigned long ulPort, unsigned char ucPins);
+extern void GPIOPinTypeUART(unsigned long ulPort, unsigned char ucPins);
+extern void GPIOPinTypeUSBAnalog(unsigned long ulPort, unsigned char ucPins);
+extern void GPIOPinTypeUSBDigital(unsigned long ulPort, unsigned char ucPins);
+extern void GPIODMATriggerEnable(unsigned long ulPort, unsigned char ucPins);
+extern void GPIODMATriggerDisable(unsigned long ulPort, unsigned char ucPins);
+extern void GPIOADCTriggerEnable(unsigned long ulPort, unsigned char ucPins);
+extern void GPIOADCTriggerDisable(unsigned long ulPort, unsigned char ucPins);
+
+//****************************************************************************
+//
+// The definitions for GPIOPinConfigure previously resided in this file but
+// have been moved to pin_map.h and made part-specific (in other words, only
+// those definitions that are valid based on the selected part, as defined by
+// PART_<partnum>, will be made available). For backwards compatibility,
+// pin_map.h is included here so that the expected definitions will still be
+// available (though part-specific now, so some that were previously available
+// but inappropriate for the given part will not be available).
+//
+//*****************************************************************************
+#ifndef DEPRECATED
+#include "pin_map.h"
+#endif
+
+//*****************************************************************************
+//
+// Mark the end of the C bindings section for C++ compilers.
+//
+//*****************************************************************************
+#ifdef __cplusplus
+}
+#endif
+
+#endif // __GPIO_H__
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