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[/] [openrisc/] [trunk/] [rtos/] [freertos-6.1.1/] [Demo/] [CORTEX_LM3S102_GCC/] [hw_include/] [gpio.h] - Rev 600
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//***************************************************************************** // // gpio.h - Defines and Macros for GPIO API. // // Copyright (c) 2005,2006 Luminary Micro, Inc. All rights reserved. // // Software License Agreement // // Luminary Micro, Inc. (LMI) is supplying this software for use solely and // exclusively on LMI's Stellaris Family of microcontroller products. // // The software is owned by LMI and/or its suppliers, and is protected under // applicable copyright laws. All rights are reserved. Any use in violation // of the foregoing restrictions may subject the user to criminal sanctions // under applicable laws, as well as to civil liability for the breach of the // terms and conditions of this license. // // THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED // OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE. // LMI SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR // CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER. // // This is part of revision 523 of the Stellaris Driver Library. // //***************************************************************************** #ifndef __GPIO_H__ #define __GPIO_H__ #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 //***************************************************************************** // // 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 (*pfIntHandler)(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 GPIOPinTypeComparator(unsigned long ulPort, unsigned char ucPins); extern void GPIOPinTypeI2C(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); #ifdef __cplusplus } #endif #endif // __GPIO_H__
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