52 lines
1.5 KiB
C
52 lines
1.5 KiB
C
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/*******************************************************************************
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* @note Copyright (C) 2018 Shanghai Panchip Microelectronics Co., Ltd.
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* All rights reserved.
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*
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* @file lib_driver_gpio_pan159.c
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* @brief PAN159 hardware gpio<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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*
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* @history - V1.0, 2018-01-19, huoweibin, first implementation.
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*******************************************************************************/
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#include "lib_driver_gpio_pan159.h"
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typedef void (*TCallback)(void);
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static void (*__s_lib_driver_EINT1_pan159_irq_handler)(void) = NULL;
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static void (*__s_lib_driver_EINT0_pan159_irq_handler)(void) = NULL;
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void gpio_ext1_int_init(TCallback cbk)
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{
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if(cbk){
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GPIO_EnableEINT1(P5, 2, GPIO_INT_FALLING);
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NVIC_EnableIRQ(EINT1_IRQn);
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}
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__s_lib_driver_EINT1_pan159_irq_handler = cbk;
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}
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void gpio_ext0_int_init(TCallback cbk)
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{
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GPIO_SetMode(P3, BIT2, GPIO_MODE_INPUT);
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if(cbk){
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GPIO_EnableEINT1(P3, 2, GPIO_INT_FALLING);
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NVIC_EnableIRQ(EINT0_IRQn);
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}
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__s_lib_driver_EINT0_pan159_irq_handler = cbk;
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}
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void EINT0_IRQHandler(void)
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{
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/* For P3.2, clear the INT flag */
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P3->INTSRC = BIT2;
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if(__s_lib_driver_EINT0_pan159_irq_handler){
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__s_lib_driver_EINT0_pan159_irq_handler();
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}
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}
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void EINT1_IRQHandler(void)
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{
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/* For P5.2, clear the INT flag */
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P5->INTSRC = BIT2;
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if(__s_lib_driver_EINT1_pan159_irq_handler){
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__s_lib_driver_EINT1_pan159_irq_handler();
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}
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}
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