70 lines
1.8 KiB
C
70 lines
1.8 KiB
C
/********************************** (C) COPYRIGHT *******************************
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* File Name : ch32v20x_it.c
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* Author : WCH
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* Version : V1.0.0
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* Date : 2021/06/06
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* Description : Main Interrupt Service Routines.
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*********************************************************************************
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* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
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* Attention: This software (modified or not) and binary are used for
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* microcontroller manufactured by Nanjing Qinheng Microelectronics.
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*******************************************************************************/
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#include "ch32v20x_it.h"
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void NMI_Handler(void) __attribute__((interrupt("WCH-Interrupt-fast")));
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void HardFault_Handler(void) __attribute__((interrupt("WCH-Interrupt-fast")));
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void SPI1_IRQHandler(void) __attribute__((interrupt("WCH-Interrupt-fast")));
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/*********************************************************************
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* @fn NMI_Handler
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*
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* @brief This function handles NMI exception.
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*
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* @return none
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*/
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void NMI_Handler(void)
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{
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}
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/*********************************************************************
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* @fn HardFault_Handler
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*
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* @brief This function handles Hard Fault exception.
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*
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* @return none
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*/
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void HardFault_Handler(void)
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{
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while (1)
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{
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}
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}
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/*********************************************************************
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* @fn SPI1_IRQHandler
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*
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* @brief This function handles SPI1 exception.
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*
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* @return none
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*/
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void SPI1_IRQHandler(void)
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{
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#if (SPI_MODE == HOST_MODE)
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if( SPI_I2S_GetITStatus( SPI1, SPI_I2S_IT_TXE ) != RESET )
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{
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SPI_I2S_SendData( SPI1, TxData[Txval++] );
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if( Txval == 18 )
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{
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SPI_I2S_ITConfig( SPI1, SPI_I2S_IT_TXE , DISABLE );
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}
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}
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#elif (SPI_MODE == SLAVE_MODE)
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RxData[Rxval++] = SPI_I2S_ReceiveData( SPI1 );
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#endif
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}
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