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libraries/zf_driver/zf_driver_exti.c
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212
libraries/zf_driver/zf_driver_exti.c
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/*********************************************************************************************************************
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* TC264 Opensourec Library <20><><EFBFBD><EFBFBD>TC264 <20><>Դ<EFBFBD>⣩<EFBFBD><E2A3A9>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD>ڹٷ<DAB9> SDK <20>ӿڵĵ<DAB5><C4B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Դ<EFBFBD><D4B4>
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* Copyright (c) 2022 SEEKFREE <20><><EFBFBD>ɿƼ<C9BF>
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*
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* <20><><EFBFBD>ļ<EFBFBD><C4BC><EFBFBD> TC264 <20><>Դ<EFBFBD><D4B4><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD>
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*
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* TC264 <20><>Դ<EFBFBD><D4B4> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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* <20><><EFBFBD><EFBFBD><EFBFBD>Ը<EFBFBD><D4B8><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ᷢ<EFBFBD><E1B7A2><EFBFBD><EFBFBD> GPL<50><4C>GNU General Public License<73><65><EFBFBD><EFBFBD> GNUͨ<55>ù<EFBFBD><C3B9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֤<EFBFBD><D6A4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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* <20><> GPL <20>ĵ<EFBFBD>3<EFBFBD>棨<EFBFBD><E6A3A8> GPL3.0<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѡ<EFBFBD><EFBFBD><EFBFBD>ģ<EFBFBD><EFBFBD>κκ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>İ汾<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>·<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>/<2F><><EFBFBD><EFBFBD><DEB8><EFBFBD>
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*
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* <20><><EFBFBD><EFBFBD>Դ<EFBFBD><D4B4><EFBFBD>ķ<EFBFBD><C4B7><EFBFBD><EFBFBD><EFBFBD>ϣ<EFBFBD><CFA3><EFBFBD><EFBFBD><EFBFBD>ܷ<EFBFBD><DCB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ã<EFBFBD><C3A3><EFBFBD><EFBFBD><EFBFBD>δ<EFBFBD><CEB4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>κεı<CEB5>֤
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* <20><><EFBFBD><EFBFBD>û<EFBFBD><C3BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ի<EFBFBD><D4BB>ʺ<EFBFBD><CABA>ض<EFBFBD><D8B6><EFBFBD>;<EFBFBD>ı<EFBFBD>֤
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* <20><><EFBFBD><EFBFBD>ϸ<EFBFBD><CFB8><EFBFBD><EFBFBD><EFBFBD>μ<EFBFBD> GPL
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*
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* <20><>Ӧ<EFBFBD><D3A6><EFBFBD><EFBFBD><EFBFBD>յ<EFBFBD><D5B5><EFBFBD><EFBFBD><EFBFBD>Դ<EFBFBD><D4B4><EFBFBD><EFBFBD>ͬʱ<CDAC>յ<EFBFBD>һ<EFBFBD><D2BB> GPL <20>ĸ<EFBFBD><C4B8><EFBFBD>
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* <20><><EFBFBD><EFBFBD>û<EFBFBD>У<EFBFBD><D0A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><https://www.gnu.org/licenses/>
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*
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* <20><><EFBFBD><EFBFBD>ע<EFBFBD><D7A2><EFBFBD><EFBFBD>
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* <20><><EFBFBD><EFBFBD>Դ<EFBFBD><D4B4>ʹ<EFBFBD><CAB9> GPL3.0 <20><>Դ<EFBFBD><D4B4><EFBFBD><EFBFBD>֤Э<D6A4><D0AD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ<EFBFBD><CEAA><EFBFBD>İ汾
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* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӣ<EFBFBD>İ<EFBFBD><C4B0><EFBFBD> libraries/doc <20>ļ<EFBFBD><C4BC><EFBFBD><EFBFBD>µ<EFBFBD> GPL3_permission_statement.txt <20>ļ<EFBFBD><C4BC><EFBFBD>
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* <20><><EFBFBD><EFBFBD>֤<EFBFBD><D6A4><EFBFBD><EFBFBD><EFBFBD><EFBFBD> libraries <20>ļ<EFBFBD><C4BC><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><C4BC><EFBFBD><EFBFBD>µ<EFBFBD> LICENSE <20>ļ<EFBFBD>
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* <20><>ӭ<EFBFBD><D3AD>λʹ<CEBB>ò<EFBFBD><C3B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><DEB8><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD>뱣<EFBFBD><EBB1A3><EFBFBD><EFBFBD><EFBFBD>ɿƼ<C9BF><C6BC>İ<EFBFBD>Ȩ<EFBFBD><C8A8><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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*
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* <20>ļ<EFBFBD><C4BC><EFBFBD><EFBFBD><EFBFBD> zf_driver_exti
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* <20><>˾<EFBFBD><CBBE><EFBFBD><EFBFBD> <20>ɶ<EFBFBD><C9B6><EFBFBD><EFBFBD>ɿƼ<C9BF><C6BC><EFBFBD><EFBFBD><EFBFBD>˾
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* <20>汾<EFBFBD><E6B1BE>Ϣ <20>鿴 libraries/doc <20>ļ<EFBFBD><C4BC><EFBFBD><EFBFBD><EFBFBD> version <20>ļ<EFBFBD> <20>汾˵<E6B1BE><CBB5>
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* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> ADS v1.10.2
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* <20><><EFBFBD><EFBFBD>ƽ̨ TC264D
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* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> https://seekfree.taobao.com/
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*
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* <20>ļ<DEB8>¼
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* <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><>ע
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* 2022-09-15 pudding first version
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********************************************************************************************************************/
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#include "Src/Std/IfxSrc.h"
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#include "SysSe/Bsp/Bsp.h"
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#include "isr_config.h"
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#include "zf_common_debug.h"
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#include "zf_driver_exti.h"
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//-------------------------------------------------------------------------------------------------------------------
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// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><>ȡ<EFBFBD>˿ڲ<CBBF><DAB2><EFBFBD>
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// <20><><EFBFBD>ز<EFBFBD><D8B2><EFBFBD> IfxScu_Req_In
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// ʹ<><CAB9>ʾ<EFBFBD><CABE> get_exit_pin(ERU_CH0_REQ4_P10_7);
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// <20><>ע<EFBFBD><D7A2>Ϣ <20>ڲ<EFBFBD><DAB2><EFBFBD><EFBFBD><EFBFBD>
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//-------------------------------------------------------------------------------------------------------------------
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static IfxScu_Req_In* get_exit_pin (exti_pin_enum exti_pin)
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{
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IfxScu_Req_In* get_exit_pin_config;
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switch(exti_pin)
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{
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case ERU_CH0_REQ0_P15_4: get_exit_pin_config = &IfxScu_REQ0_P15_4_IN; break;
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case ERU_CH1_REQ10_P14_3: get_exit_pin_config = &IfxScu_REQ10_P14_3_IN; break;
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case ERU_CH2_REQ7_P00_4: get_exit_pin_config = &IfxScu_REQ7_P00_4_IN; break;
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case ERU_CH2_REQ14_P02_1: get_exit_pin_config = &IfxScu_REQ14_P02_1_IN; break;
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case ERU_CH2_REQ2_P10_2: get_exit_pin_config = &IfxScu_REQ2_P10_2_IN; break;
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case ERU_CH3_REQ6_P02_0: get_exit_pin_config = &IfxScu_REQ6_P02_0_IN; break;
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case ERU_CH3_REQ3_P10_3: get_exit_pin_config = &IfxScu_REQ3_P10_3_IN; break;
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case ERU_CH3_REQ15_P14_1: get_exit_pin_config = &IfxScu_REQ15_P14_1_IN; break;
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case ERU_CH4_REQ13_P15_5: get_exit_pin_config = &IfxScu_REQ13_P15_5_IN; break;
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case ERU_CH4_REQ8_P33_7: get_exit_pin_config = &IfxScu_REQ8_P33_7_IN; break;
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case ERU_CH5_REQ1_P15_8: get_exit_pin_config = &IfxScu_REQ1_P15_8_IN; break;
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case ERU_CH6_REQ12_P11_10: get_exit_pin_config = &IfxScu_REQ12_P11_10_IN; break;
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case ERU_CH6_REQ9_P20_0: get_exit_pin_config = &IfxScu_REQ9_P20_0_IN; break;
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case ERU_CH7_REQ16_P15_1: get_exit_pin_config = &IfxScu_REQ16_P15_1_IN; break;
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case ERU_CH7_REQ11_P20_9: get_exit_pin_config = &IfxScu_REQ11_P20_9_IN; break;
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default: zf_assert(FALSE); get_exit_pin_config = NULL;
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}
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return get_exit_pin_config;
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}
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//-------------------------------------------------------------------------------------------------------------------
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// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> EXTI <20>ж<EFBFBD>ʹ<EFBFBD><CAB9>
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// <20><><EFBFBD><EFBFBD>˵<EFBFBD><CBB5> pin ѡ<><D1A1> EXTI <20><><EFBFBD><EFBFBD> (<28><>ѡ<EFBFBD><D1A1><EFBFBD><EFBFBD>Χ<EFBFBD><CEA7> zf_driver_exti.h <20><> exti_pin_enum ö<><C3B6>ֵȷ<D6B5><C8B7>)
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// <20><><EFBFBD>ز<EFBFBD><D8B2><EFBFBD> void
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// ʹ<><CAB9>ʾ<EFBFBD><CABE> exti_enable(ERU_CH0_REQ4_P10_7);
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// <20><>ע<EFBFBD><D7A2>Ϣ
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//-------------------------------------------------------------------------------------------------------------------
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void exti_enable (exti_pin_enum eru_pin)
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{
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IfxScuEru_OutputChannel outputChannel = (IfxScuEru_OutputChannel)(eru_pin/3);
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volatile Ifx_SRC_SRCR *src = &MODULE_SRC.SCU.SCU.ERU[(int)outputChannel % 4];
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IfxSrc_enable(src);
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}
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//-------------------------------------------------------------------------------------------------------------------
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// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> EXTI <20>ж<EFBFBD>ʧ<EFBFBD><CAA7>
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// <20><><EFBFBD><EFBFBD>˵<EFBFBD><CBB5> pin ѡ<><D1A1> EXTI <20><><EFBFBD><EFBFBD> (<28><>ѡ<EFBFBD><D1A1><EFBFBD><EFBFBD>Χ<EFBFBD><CEA7> zf_driver_exti.h <20><> exti_pin_enum ö<><C3B6>ֵȷ<D6B5><C8B7>)
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// <20><><EFBFBD>ز<EFBFBD><D8B2><EFBFBD> void
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// ʹ<><CAB9>ʾ<EFBFBD><CABE> exti_disable(A0);
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// <20><>ע<EFBFBD><D7A2>Ϣ
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//-------------------------------------------------------------------------------------------------------------------
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void exti_disable (exti_pin_enum eru_pin)
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{
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IfxScuEru_OutputChannel outputChannel = (IfxScuEru_OutputChannel)(eru_pin/3);
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volatile Ifx_SRC_SRCR *src = &MODULE_SRC.SCU.SCU.ERU[(int)outputChannel % 4];
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IfxSrc_disable(src);
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}
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//-------------------------------------------------------------------------------------------------------------------
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// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> EXTI ʧ<><CAA7>
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// <20><><EFBFBD>ز<EFBFBD><D8B2><EFBFBD> void
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// ʹ<><CAB9>ʾ<EFBFBD><CABE> exti_disable(ERU_CH0_REQ0_P15_4);
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//-------------------------------------------------------------------------------------------------------------------
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void exti_all_close (void)
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{
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volatile Ifx_SRC_SRCR *src;
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int8 channel;
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for(channel = 0; channel < 4; channel ++)
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{
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src = &MODULE_SRC.SCU.SCU.ERU[channel];
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IfxSrc_deinit(src);
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}
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}
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//-------------------------------------------------------------------------------------------------------------------
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// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> EXTI <20>жϳ<D0B6>ʼ<EFBFBD><CABC>
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// <20><><EFBFBD><EFBFBD>˵<EFBFBD><CBB5> eru_pin <20><><EFBFBD><EFBFBD>eruͨ<75><CDA8><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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// <20><><EFBFBD><EFBFBD>˵<EFBFBD><CBB5> trigger <20><><EFBFBD>ô<EFBFBD><C3B4><EFBFBD><EFBFBD><EFBFBD>ʽ
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// <20><><EFBFBD>ز<EFBFBD><D8B2><EFBFBD> void
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// ʹ<><CAB9>ʾ<EFBFBD><CABE> exti_init(ERU_CH0_REQ0_P15_4, EXTI_TRIGGER_RISING); // eruͨ<75><CDA8>0 ʹ<><CAB9>P15_4<5F><34><EFBFBD>ţ<EFBFBD><C5A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ش<EFBFBD><D8B4><EFBFBD><EFBFBD>ж<EFBFBD>
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// <20><>ע<EFBFBD><D7A2>Ϣ
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//-------------------------------------------------------------------------------------------------------------------
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void exti_init (exti_pin_enum exti_pin, exti_trigger_enum trigger)
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{
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boolean interrupt_state = disableInterrupts();
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IfxScu_Req_In *reqPin;
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reqPin = get_exit_pin(exti_pin);
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IfxScuEru_initReqPin(reqPin, IfxPort_InputMode_pullUp);
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IfxScuEru_InputChannel inputChannel = (IfxScuEru_InputChannel)reqPin->channelId;
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IfxScuEru_InputNodePointer triggerSelect = (IfxScuEru_InputNodePointer)(exti_pin/3);
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IfxScuEru_OutputChannel outputChannel = (IfxScuEru_OutputChannel)(exti_pin/3);
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switch(trigger)
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{
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case EXTI_TRIGGER_RISING:
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{
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IfxScuEru_disableFallingEdgeDetection(inputChannel);
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IfxScuEru_enableRisingEdgeDetection(inputChannel);
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}break;
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case EXTI_TRIGGER_FALLING:
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{
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IfxScuEru_enableFallingEdgeDetection(inputChannel);
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IfxScuEru_disableRisingEdgeDetection(inputChannel);
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}break;
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case EXTI_TRIGGER_BOTH:
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{
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IfxScuEru_enableFallingEdgeDetection(inputChannel);
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IfxScuEru_enableRisingEdgeDetection(inputChannel);
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}break;
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default: zf_assert(FALSE);
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}
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IfxScuEru_enableTriggerPulse(inputChannel);
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IfxScuEru_connectTrigger(inputChannel, triggerSelect);
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IfxScuEru_setFlagPatternDetection(outputChannel, inputChannel, TRUE);
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IfxScuEru_enablePatternDetectionTrigger(outputChannel);
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IfxScuEru_setInterruptGatingPattern(outputChannel, IfxScuEru_InterruptGatingPattern_alwaysActive);
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volatile Ifx_SRC_SRCR *src = &MODULE_SRC.SCU.SCU.ERU[(int)outputChannel % 4];
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IfxSrc_Tos exit_service;
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uint8 exit_priority;
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switch((exti_pin/3)%4)
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{
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case 0:
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{
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exit_service = EXTI_CH0_CH4_INT_SERVICE;
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exit_priority = EXTI_CH0_CH4_INT_PRIO;
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}break;
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case 1:
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{
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exit_service = EXTI_CH1_CH5_INT_SERVICE;
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exit_priority = EXTI_CH1_CH5_INT_PRIO;
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}break;
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case 2:
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{
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exit_service = EXTI_CH2_CH6_INT_SERVICE;
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exit_priority = EXTI_CH2_CH6_INT_PRIO;
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}break;
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case 3:
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{
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exit_service = EXTI_CH3_CH7_INT_SERVICE;
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exit_priority = EXTI_CH3_CH7_INT_PRIO;
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}break;
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}
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#pragma warning 507
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IfxSrc_init(src, exit_service, exit_priority);
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#pragma warning default
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IfxSrc_enable(src);
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restoreInterrupts(interrupt_state);
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}
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