745 lines
27 KiB
C
745 lines
27 KiB
C
/******************************************************************************************************************************************
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* 文件名称: SWM320_pwm.c
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* 功能说明: SWM320单片机的PWM功能驱动库
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* 技术支持: http://www.synwit.com.cn/e/tool/gbook/?bid=1
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* 注意事项:
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* 版本日期: V1.1.0 2017年10月25日
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* 升级记录:
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*
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*
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*******************************************************************************************************************************************
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* @attention
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*
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* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS WITH CODING INFORMATION
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* REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME. AS A RESULT, SYNWIT SHALL NOT BE HELD LIABLE
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* FOR ANY DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE CONTENT
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* OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING INFORMATION CONTAINED HEREIN IN CONN-
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* -ECTION WITH THEIR PRODUCTS.
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*
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* COPYRIGHT 2012 Synwit Technology
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*******************************************************************************************************************************************/
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#include "SWM320.h"
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#include "SWM320_pwm.h"
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/******************************************************************************************************************************************
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* 函数名称: PWM_Init()
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* 功能说明: PWM初始化
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* 输 入: PWM_TypeDef * PWMx 指定要被设置的PWM，有效值包括PWM0、PWM1、PWM2、PWM3、PWM4、PWM5
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* PWM_InitStructure * initStruct 包含PWM相关设定值的结构体
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* 输 出: 无
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* 注意事项: 无
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******************************************************************************************************************************************/
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void PWM_Init(PWM_TypeDef *PWMx, PWM_InitStructure *initStruct)
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{
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uint32_t bit_offset = 0;
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SYS->CLKEN |= (0x01 << SYS_CLKEN_PWM_Pos);
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SYS->CLKDIV &= ~SYS_CLKDIV_PWM_Msk;
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SYS->CLKDIV |= (initStruct->clk_div << SYS_CLKDIV_PWM_Pos);
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PWM_Stop(PWMx, 1, 1); //一些关键寄存器只能在PWM停止时设置
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PWMx->MODE = initStruct->mode;
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PWMx->PERA = initStruct->cycleA;
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PWMx->HIGHA = initStruct->hdutyA;
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PWMx->DZA = initStruct->deadzoneA;
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PWMx->PERB = initStruct->cycleB;
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PWMx->HIGHB = initStruct->hdutyB;
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PWMx->DZB = initStruct->deadzoneB;
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PWMx->INIOUT &= ~(PWM_INIOUT_PWMA_Msk | PWM_INIOUT_PWMB_Msk);
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PWMx->INIOUT |= (initStruct->initLevelA << PWM_INIOUT_PWMA_Pos) |
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(initStruct->initLevelB << PWM_INIOUT_PWMB_Pos);
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PWMG->IM = 0x00000000;
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switch ((uint32_t)PWMx)
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{
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case ((uint32_t)PWM0):
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bit_offset = 0;
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break;
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case ((uint32_t)PWM1):
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bit_offset = 2;
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break;
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case ((uint32_t)PWM2):
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bit_offset = 4;
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break;
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case ((uint32_t)PWM3):
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bit_offset = 6;
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break;
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case ((uint32_t)PWM4):
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bit_offset = 8;
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break;
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case ((uint32_t)PWM5):
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bit_offset = 10;
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break;
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}
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PWMG->IRS = ((0x01 << bit_offset) | (0x01 << (bit_offset + 1)) | (0x01 << (bit_offset + 12)) | (0x01 << (bit_offset + 13))); //清除中断标志
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PWMG->IE &= ~((0x01 << bit_offset) | (0x01 << (bit_offset + 1)) | (0x01 << (bit_offset + 12)) | (0x01 << (bit_offset + 13)));
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PWMG->IE |= (initStruct->NCycleAIEn << bit_offset) | (initStruct->NCycleBIEn << (bit_offset + 1)) |
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(initStruct->HEndAIEn << (bit_offset + 12)) | (initStruct->HEndBIEn << (bit_offset + 13));
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if (initStruct->NCycleAIEn | initStruct->NCycleBIEn | initStruct->HEndAIEn | initStruct->HEndBIEn)
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{
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NVIC_EnableIRQ(PWM_IRQn);
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}
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else if ((PWMG->IE & (~((0x01 << bit_offset) | (0x01 << (bit_offset + 1)) | (0x01 << (bit_offset + 12)) | (0x01 << (bit_offset + 13))))) == 0)
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{
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NVIC_DisableIRQ(PWM_IRQn);
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}
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}
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/******************************************************************************************************************************************
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* 函数名称: PWM_Start()
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* 功能说明: 启动PWM，开始PWM输出
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* 输 入: PWM_TypeDef * PWMx 指定要被设置的PWM，有效值包括PWM0、PWM1、PWM2、PWM3、PWM4、PWM5
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* uint32_t chA 0 通道A不启动 1 通道A启动
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* uint32_t chB 0 通道B不启动 1 通道B启动
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* 输 出: 无
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* 注意事项: 无
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******************************************************************************************************************************************/
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void PWM_Start(PWM_TypeDef *PWMx, uint32_t chA, uint32_t chB)
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{
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switch ((uint32_t)PWMx)
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{
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case ((uint32_t)PWM0):
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PWMG->CHEN |= (chA << PWMG_CHEN_PWM0A_Pos) | (chB << PWMG_CHEN_PWM0B_Pos);
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break;
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case ((uint32_t)PWM1):
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PWMG->CHEN |= (chA << PWMG_CHEN_PWM1A_Pos) | (chB << PWMG_CHEN_PWM1B_Pos);
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break;
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case ((uint32_t)PWM2):
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PWMG->CHEN |= (chA << PWMG_CHEN_PWM2A_Pos) | (chB << PWMG_CHEN_PWM2B_Pos);
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break;
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case ((uint32_t)PWM3):
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PWMG->CHEN |= (chA << PWMG_CHEN_PWM3A_Pos) | (chB << PWMG_CHEN_PWM3B_Pos);
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break;
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case ((uint32_t)PWM4):
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PWMG->CHEN |= (chA << PWMG_CHEN_PWM4A_Pos) | (chB << PWMG_CHEN_PWM4B_Pos);
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break;
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case ((uint32_t)PWM5):
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PWMG->CHEN |= (chA << PWMG_CHEN_PWM5A_Pos) | (chB << PWMG_CHEN_PWM5B_Pos);
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break;
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}
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}
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/******************************************************************************************************************************************
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* 函数名称: PWM_Stop()
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* 功能说明: 关闭PWM，停止PWM输出
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* 输 入: PWM_TypeDef * PWMx 指定要被设置的PWM，有效值包括PWM0、PWM1、PWM2、PWM3、PWM4、PWM5
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* uint32_t chA 0 通道A不关闭 1 通道A关闭
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* uint32_t chB 0 通道B不关闭 1 通道B关闭
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* 输 出: 无
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* 注意事项: 无
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******************************************************************************************************************************************/
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void PWM_Stop(PWM_TypeDef *PWMx, uint32_t chA, uint32_t chB)
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{
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switch ((uint32_t)PWMx)
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{
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case ((uint32_t)PWM0):
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PWMG->CHEN &= ~((chA << PWMG_CHEN_PWM0A_Pos) | (chB << PWMG_CHEN_PWM0B_Pos));
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break;
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case ((uint32_t)PWM1):
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PWMG->CHEN &= ~((chA << PWMG_CHEN_PWM1A_Pos) | (chB << PWMG_CHEN_PWM1B_Pos));
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break;
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case ((uint32_t)PWM2):
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PWMG->CHEN &= ~((chA << PWMG_CHEN_PWM2A_Pos) | (chB << PWMG_CHEN_PWM2B_Pos));
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break;
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case ((uint32_t)PWM3):
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PWMG->CHEN &= ~((chA << PWMG_CHEN_PWM3A_Pos) | (chB << PWMG_CHEN_PWM3B_Pos));
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break;
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case ((uint32_t)PWM4):
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PWMG->CHEN &= ~((chA << PWMG_CHEN_PWM4A_Pos) | (chB << PWMG_CHEN_PWM4B_Pos));
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break;
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case ((uint32_t)PWM5):
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PWMG->CHEN &= ~((chA << PWMG_CHEN_PWM5A_Pos) | (chB << PWMG_CHEN_PWM5B_Pos));
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break;
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}
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}
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/******************************************************************************************************************************************
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* 函数名称: PWM_SetCycle()
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* 功能说明: 设置周期
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* 输 入: PWM_TypeDef * PWMx 指定要被设置的PWM，有效值包括PWM0、PWM1、PWM2、PWM3、PWM4、PWM5
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* uint32_t chn 选择要设置哪个通道，有效值：PWM_CH_A、PWM_CH_B
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* uint16_t cycle 要设定的周期值
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* 输 出: 无
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* 注意事项: 无
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******************************************************************************************************************************************/
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void PWM_SetCycle(PWM_TypeDef *PWMx, uint32_t chn, uint16_t cycle)
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{
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if (chn == PWM_CH_A)
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PWMx->PERA = cycle;
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else if (chn == PWM_CH_B)
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PWMx->PERB = cycle;
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}
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/******************************************************************************************************************************************
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* 函数名称: PWM_GetCycle()
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* 功能说明: 获取周期
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* 输 入: PWM_TypeDef * PWMx 指定要被设置的PWM，有效值包括PWM0、PWM1、PWM2、PWM3、PWM4、PWM5
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* uint32_t chn 选择要查询哪个通道，有效值：PWM_CH_A、PWM_CH_B
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* 输 出: uint16_t 获取到的周期值
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* 注意事项: 无
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******************************************************************************************************************************************/
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uint16_t PWM_GetCycle(PWM_TypeDef *PWMx, uint32_t chn)
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{
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uint16_t cycle = 0;
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if (chn == PWM_CH_A)
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cycle = PWMx->PERA;
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else if (chn == PWM_CH_B)
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cycle = PWMx->PERB;
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return cycle;
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}
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/******************************************************************************************************************************************
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* 函数名称: PWM_SetHDuty()
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* 功能说明: 设置高电平时长
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* 输 入: PWM_TypeDef * PWMx 指定要被设置的PWM，有效值包括PWM0、PWM1、PWM2、PWM3、PWM4、PWM5
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* uint32_t chn 选择要设置哪个通道，有效值：PWM_CH_A、PWM_CH_B
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* uint16_t hduty 要设定的高电平时长
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* 输 出: 无
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* 注意事项: 无
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******************************************************************************************************************************************/
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void PWM_SetHDuty(PWM_TypeDef *PWMx, uint32_t chn, uint16_t hduty)
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{
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if (chn == PWM_CH_A)
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PWMx->HIGHA = hduty;
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else if (chn == PWM_CH_B)
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PWMx->HIGHB = hduty;
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}
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/******************************************************************************************************************************************
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* 函数名称: PWM_GetHDuty()
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* 功能说明: 获取高电平时长
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* 输 入: PWM_TypeDef * PWMx 指定要被设置的PWM，有效值包括PWM0、PWM1、PWM2、PWM3、PWM4、PWM5
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* uint32_t chn 选择要查询哪个通道，有效值：PWM_CH_A、PWM_CH_B
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* 输 出: uint16_t 获取到的高电平时长
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* 注意事项: 无
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******************************************************************************************************************************************/
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uint16_t PWM_GetHDuty(PWM_TypeDef *PWMx, uint32_t chn)
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{
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uint16_t hduty = 0;
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if (chn == PWM_CH_A)
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hduty = PWMx->HIGHA;
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else if (chn == PWM_CH_B)
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hduty = PWMx->HIGHB;
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return hduty;
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}
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/******************************************************************************************************************************************
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* 函数名称: PWM_SetDeadzone()
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* 功能说明: 设置死区时长
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* 输 入: PWM_TypeDef * PWMx 指定要被设置的PWM，有效值包括PWM0、PWM1、PWM2、PWM3、PWM4、PWM5
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* uint32_t chn 选择要设置哪个通道，有效值：PWM_CH_A、PWM_CH_B
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* uint8_t deadzone 要设定的死区时长
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* 输 出: 无
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* 注意事项: 无
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******************************************************************************************************************************************/
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void PWM_SetDeadzone(PWM_TypeDef *PWMx, uint32_t chn, uint8_t deadzone)
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{
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if (chn == PWM_CH_A)
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PWMx->DZA = deadzone;
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else if (chn == PWM_CH_B)
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PWMx->DZB = deadzone;
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}
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/******************************************************************************************************************************************
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* 函数名称: PWM_GetDeadzone()
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* 功能说明: 获取死区时长
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* 输 入: PWM_TypeDef * PWMx 指定要被设置的PWM，有效值包括PWM0、PWM1、PWM2、PWM3、PWM4、PWM5
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* uint32_t chn 选择要查询哪个通道，有效值：PWM_CH_A、PWM_CH_B
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* 输 出: uint8_t 获取到的死区时长
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* 注意事项: 无
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******************************************************************************************************************************************/
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uint8_t PWM_GetDeadzone(PWM_TypeDef *PWMx, uint32_t chn)
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{
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uint8_t deadzone = 0;
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if (chn == PWM_CH_A)
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deadzone = PWMx->DZA;
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else if (chn == PWM_CH_B)
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deadzone = PWMx->DZB;
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return deadzone;
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}
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/******************************************************************************************************************************************
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* 函数名称: PWM_IntNCycleEn()
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* 功能说明: 新周期开始中断使能
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* 输 入: PWM_TypeDef * PWMx 指定要被设置的PWM，有效值包括PWM0、PWM1、PWM2、PWM3、PWM4、PWM5
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* uint32_t chn 选择要设置哪个通道，有效值：PWM_CH_A、PWM_CH_B
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* 输 出: 无
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* 注意事项: 无
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******************************************************************************************************************************************/
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void PWM_IntNCycleEn(PWM_TypeDef *PWMx, uint32_t chn)
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{
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switch ((uint32_t)PWMx)
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{
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case ((uint32_t)PWM0):
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if (chn == PWM_CH_A)
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PWMG->IE |= (0x01 << PWMG_IE_NEWP0A_Pos);
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else
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PWMG->IE |= (0x01 << PWMG_IE_NEWP0B_Pos);
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break;
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case ((uint32_t)PWM1):
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if (chn == PWM_CH_A)
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PWMG->IE |= (0x01 << PWMG_IE_NEWP1A_Pos);
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else
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PWMG->IE |= (0x01 << PWMG_IE_NEWP1B_Pos);
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break;
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case ((uint32_t)PWM2):
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if (chn == PWM_CH_A)
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PWMG->IE |= (0x01 << PWMG_IE_NEWP2A_Pos);
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else
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PWMG->IE |= (0x01 << PWMG_IE_NEWP2B_Pos);
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break;
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case ((uint32_t)PWM3):
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if (chn == PWM_CH_A)
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PWMG->IE |= (0x01 << PWMG_IE_NEWP3A_Pos);
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else
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PWMG->IE |= (0x01 << PWMG_IE_NEWP3B_Pos);
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break;
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case ((uint32_t)PWM4):
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if (chn == PWM_CH_A)
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PWMG->IE |= (0x01 << PWMG_IE_NEWP4A_Pos);
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else
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PWMG->IE |= (0x01 << PWMG_IE_NEWP4B_Pos);
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break;
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case ((uint32_t)PWM5):
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if (chn == PWM_CH_A)
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PWMG->IE |= (0x01 << PWMG_IE_NEWP5A_Pos);
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else
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PWMG->IE |= (0x01 << PWMG_IE_NEWP5B_Pos);
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break;
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}
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}
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/******************************************************************************************************************************************
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* 函数名称: PWM_IntNCycleDis()
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* 功能说明: 新周期开始中断禁能
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* 输 入: PWM_TypeDef * PWMx 指定要被设置的PWM，有效值包括PWM0、PWM1、PWM2、PWM3、PWM4、PWM5
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* uint32_t chn 选择要设置哪个通道，有效值：PWM_CH_A、PWM_CH_B
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* 输 出: 无
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* 注意事项: 无
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******************************************************************************************************************************************/
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void PWM_IntNCycleDis(PWM_TypeDef *PWMx, uint32_t chn)
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{
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switch ((uint32_t)PWMx)
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{
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case ((uint32_t)PWM0):
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if (chn == PWM_CH_A)
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PWMG->IE &= ~(0x01 << PWMG_IE_NEWP0A_Pos);
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else
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PWMG->IE &= ~(0x01 << PWMG_IE_NEWP0B_Pos);
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break;
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case ((uint32_t)PWM1):
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if (chn == PWM_CH_A)
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PWMG->IE &= ~(0x01 << PWMG_IE_NEWP1A_Pos);
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else
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PWMG->IE &= ~(0x01 << PWMG_IE_NEWP1B_Pos);
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break;
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case ((uint32_t)PWM2):
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if (chn == PWM_CH_A)
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PWMG->IE &= ~(0x01 << PWMG_IE_NEWP2A_Pos);
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else
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PWMG->IE &= ~(0x01 << PWMG_IE_NEWP2B_Pos);
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break;
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case ((uint32_t)PWM3):
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if (chn == PWM_CH_A)
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PWMG->IE &= ~(0x01 << PWMG_IE_NEWP3A_Pos);
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else
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PWMG->IE &= ~(0x01 << PWMG_IE_NEWP3B_Pos);
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break;
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case ((uint32_t)PWM4):
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if (chn == PWM_CH_A)
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PWMG->IE &= ~(0x01 << PWMG_IE_NEWP4A_Pos);
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else
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PWMG->IE &= ~(0x01 << PWMG_IE_NEWP4B_Pos);
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break;
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case ((uint32_t)PWM5):
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if (chn == PWM_CH_A)
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PWMG->IE &= ~(0x01 << PWMG_IE_NEWP5A_Pos);
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else
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PWMG->IE &= ~(0x01 << PWMG_IE_NEWP5B_Pos);
|
||
break;
|
||
}
|
||
}
|
||
|
||
/******************************************************************************************************************************************
|
||
* 函数名称: PWM_IntNCycleClr()
|
||
* 功能说明: 新周期开始中断标志清除
|
||
* 输 入: PWM_TypeDef * PWMx 指定要被设置的PWM，有效值包括PWM0、PWM1、PWM2、PWM3、PWM4、PWM5
|
||
* uint32_t chn 选择要设置哪个通道，有效值：PWM_CH_A、PWM_CH_B
|
||
* 输 出: 无
|
||
* 注意事项: 无
|
||
******************************************************************************************************************************************/
|
||
void PWM_IntNCycleClr(PWM_TypeDef *PWMx, uint32_t chn)
|
||
{
|
||
switch ((uint32_t)PWMx)
|
||
{
|
||
case ((uint32_t)PWM0):
|
||
if (chn == PWM_CH_A)
|
||
PWMG->IRS = (0x01 << PWMG_IRS_NEWP0A_Pos);
|
||
else
|
||
PWMG->IRS = (0x01 << PWMG_IRS_NEWP0B_Pos);
|
||
break;
|
||
|
||
case ((uint32_t)PWM1):
|
||
if (chn == PWM_CH_A)
|
||
PWMG->IRS = (0x01 << PWMG_IRS_NEWP1A_Pos);
|
||
else
|
||
PWMG->IRS = (0x01 << PWMG_IRS_NEWP1B_Pos);
|
||
break;
|
||
|
||
case ((uint32_t)PWM2):
|
||
if (chn == PWM_CH_A)
|
||
PWMG->IRS = (0x01 << PWMG_IRS_NEWP2A_Pos);
|
||
else
|
||
PWMG->IRS = (0x01 << PWMG_IRS_NEWP2B_Pos);
|
||
break;
|
||
|
||
case ((uint32_t)PWM3):
|
||
if (chn == PWM_CH_A)
|
||
PWMG->IRS = (0x01 << PWMG_IRS_NEWP3A_Pos);
|
||
else
|
||
PWMG->IRS = (0x01 << PWMG_IRS_NEWP3B_Pos);
|
||
break;
|
||
|
||
case ((uint32_t)PWM4):
|
||
if (chn == PWM_CH_A)
|
||
PWMG->IRS = (0x01 << PWMG_IRS_NEWP4A_Pos);
|
||
else
|
||
PWMG->IRS = (0x01 << PWMG_IRS_NEWP4B_Pos);
|
||
break;
|
||
|
||
case ((uint32_t)PWM5):
|
||
if (chn == PWM_CH_A)
|
||
PWMG->IRS = (0x01 << PWMG_IRS_NEWP5A_Pos);
|
||
else
|
||
PWMG->IRS = (0x01 << PWMG_IRS_NEWP5B_Pos);
|
||
break;
|
||
}
|
||
}
|
||
|
||
/******************************************************************************************************************************************
|
||
* 函数名称: PWM_IntNCycleStat()
|
||
* 功能说明: 新周期开始中断是否发生
|
||
* 输 入: PWM_TypeDef * PWMx 指定要被设置的PWM，有效值包括PWM0、PWM1、PWM2、PWM3、PWM4、PWM5
|
||
* uint32_t chn 选择要设置哪个通道，有效值：PWM_CH_A、PWM_CH_B
|
||
* 输 出: uint32_t 1 新周期开始中断已发生 0 新周期开始中断未发生
|
||
* 注意事项: 无
|
||
******************************************************************************************************************************************/
|
||
uint32_t PWM_IntNCycleStat(PWM_TypeDef *PWMx, uint32_t chn)
|
||
{
|
||
uint32_t int_stat = 0;
|
||
|
||
switch ((uint32_t)PWMx)
|
||
{
|
||
case ((uint32_t)PWM0):
|
||
if (chn == PWM_CH_A)
|
||
int_stat = (PWMG->IF & PWMG_IF_NEWP0A_Msk);
|
||
else
|
||
int_stat = (PWMG->IF & PWMG_IF_NEWP0B_Msk);
|
||
break;
|
||
|
||
case ((uint32_t)PWM1):
|
||
if (chn == PWM_CH_A)
|
||
int_stat = (PWMG->IF & PWMG_IF_NEWP1A_Msk);
|
||
else
|
||
int_stat = (PWMG->IF & PWMG_IF_NEWP1B_Msk);
|
||
break;
|
||
|
||
case ((uint32_t)PWM2):
|
||
if (chn == PWM_CH_A)
|
||
int_stat = (PWMG->IF & PWMG_IF_NEWP2A_Msk);
|
||
else
|
||
int_stat = (PWMG->IF & PWMG_IF_NEWP2B_Msk);
|
||
break;
|
||
|
||
case ((uint32_t)PWM3):
|
||
if (chn == PWM_CH_A)
|
||
int_stat = (PWMG->IF & PWMG_IF_NEWP3A_Msk);
|
||
else
|
||
int_stat = (PWMG->IF & PWMG_IF_NEWP3B_Msk);
|
||
break;
|
||
|
||
case ((uint32_t)PWM4):
|
||
if (chn == PWM_CH_A)
|
||
int_stat = (PWMG->IF & PWMG_IF_NEWP4A_Msk);
|
||
else
|
||
int_stat = (PWMG->IF & PWMG_IF_NEWP4B_Msk);
|
||
break;
|
||
|
||
case ((uint32_t)PWM5):
|
||
if (chn == PWM_CH_A)
|
||
int_stat = (PWMG->IF & PWMG_IF_NEWP5A_Msk);
|
||
else
|
||
int_stat = (PWMG->IF & PWMG_IF_NEWP5B_Msk);
|
||
break;
|
||
}
|
||
|
||
return int_stat;
|
||
}
|
||
|
||
/******************************************************************************************************************************************
|
||
* 函数名称: PWM_IntHEndEn()
|
||
* 功能说明: 高电平结束中断使能
|
||
* 输 入: PWM_TypeDef * PWMx 指定要被设置的PWM，有效值包括PWM0、PWM1、PWM2、PWM3、PWM4、PWM5
|
||
* uint32_t chn 选择要设置哪个通道，有效值：PWM_CH_A、PWM_CH_B
|
||
* 输 出: 无
|
||
* 注意事项: 无
|
||
******************************************************************************************************************************************/
|
||
void PWM_IntHEndEn(PWM_TypeDef *PWMx, uint32_t chn)
|
||
{
|
||
switch ((uint32_t)PWMx)
|
||
{
|
||
case ((uint32_t)PWM0):
|
||
if (chn == PWM_CH_A)
|
||
PWMG->IE |= (0x01 << PWMG_IE_HEND0A_Pos);
|
||
else
|
||
PWMG->IE |= (0x01 << PWMG_IE_HEND0B_Pos);
|
||
break;
|
||
|
||
case ((uint32_t)PWM1):
|
||
if (chn == PWM_CH_A)
|
||
PWMG->IE |= (0x01 << PWMG_IE_HEND1A_Pos);
|
||
else
|
||
PWMG->IE |= (0x01 << PWMG_IE_HEND1B_Pos);
|
||
break;
|
||
|
||
case ((uint32_t)PWM2):
|
||
if (chn == PWM_CH_A)
|
||
PWMG->IE |= (0x01 << PWMG_IE_HEND2A_Pos);
|
||
else
|
||
PWMG->IE |= (0x01 << PWMG_IE_HEND2B_Pos);
|
||
break;
|
||
|
||
case ((uint32_t)PWM3):
|
||
if (chn == PWM_CH_A)
|
||
PWMG->IE |= (0x01 << PWMG_IE_HEND3A_Pos);
|
||
else
|
||
PWMG->IE |= (0x01 << PWMG_IE_HEND3B_Pos);
|
||
break;
|
||
|
||
case ((uint32_t)PWM4):
|
||
if (chn == PWM_CH_A)
|
||
PWMG->IE |= (0x01 << PWMG_IE_HEND4A_Pos);
|
||
else
|
||
PWMG->IE |= (0x01 << PWMG_IE_HEND4B_Pos);
|
||
break;
|
||
|
||
case ((uint32_t)PWM5):
|
||
if (chn == PWM_CH_A)
|
||
PWMG->IE |= (0x01 << PWMG_IE_HEND5A_Pos);
|
||
else
|
||
PWMG->IE |= (0x01 << PWMG_IE_HEND5B_Pos);
|
||
break;
|
||
}
|
||
}
|
||
|
||
/******************************************************************************************************************************************
|
||
* 函数名称: PWM_IntHEndDis()
|
||
* 功能说明: 高电平结束中断禁能
|
||
* 输 入: PWM_TypeDef * PWMx 指定要被设置的PWM，有效值包括PWM0、PWM1、PWM2、PWM3、PWM4、PWM5
|
||
* uint32_t chn 选择要设置哪个通道，有效值：PWM_CH_A、PWM_CH_B
|
||
* 输 出: 无
|
||
* 注意事项: 无
|
||
******************************************************************************************************************************************/
|
||
void PWM_IntHEndDis(PWM_TypeDef *PWMx, uint32_t chn)
|
||
{
|
||
switch ((uint32_t)PWMx)
|
||
{
|
||
case ((uint32_t)PWM0):
|
||
if (chn == PWM_CH_A)
|
||
PWMG->IE &= ~(0x01 << PWMG_IE_HEND0A_Pos);
|
||
else
|
||
PWMG->IE &= ~(0x01 << PWMG_IE_HEND0B_Pos);
|
||
break;
|
||
|
||
case ((uint32_t)PWM1):
|
||
if (chn == PWM_CH_A)
|
||
PWMG->IE &= ~(0x01 << PWMG_IE_HEND1A_Pos);
|
||
else
|
||
PWMG->IE &= ~(0x01 << PWMG_IE_HEND1B_Pos);
|
||
break;
|
||
|
||
case ((uint32_t)PWM2):
|
||
if (chn == PWM_CH_A)
|
||
PWMG->IE &= ~(0x01 << PWMG_IE_HEND2A_Pos);
|
||
else
|
||
PWMG->IE &= ~(0x01 << PWMG_IE_HEND2B_Pos);
|
||
break;
|
||
|
||
case ((uint32_t)PWM3):
|
||
if (chn == PWM_CH_A)
|
||
PWMG->IE &= ~(0x01 << PWMG_IE_HEND3A_Pos);
|
||
else
|
||
PWMG->IE &= ~(0x01 << PWMG_IE_HEND3B_Pos);
|
||
break;
|
||
|
||
case ((uint32_t)PWM4):
|
||
if (chn == PWM_CH_A)
|
||
PWMG->IE &= ~(0x01 << PWMG_IE_HEND4A_Pos);
|
||
else
|
||
PWMG->IE &= ~(0x01 << PWMG_IE_HEND4B_Pos);
|
||
break;
|
||
|
||
case ((uint32_t)PWM5):
|
||
if (chn == PWM_CH_A)
|
||
PWMG->IE &= ~(0x01 << PWMG_IE_HEND5A_Pos);
|
||
else
|
||
PWMG->IE &= ~(0x01 << PWMG_IE_HEND5B_Pos);
|
||
break;
|
||
}
|
||
}
|
||
|
||
/******************************************************************************************************************************************
|
||
* 函数名称: PWM_IntHEndClr()
|
||
* 功能说明: 高电平结束中断标志清除
|
||
* 输 入: PWM_TypeDef * PWMx 指定要被设置的PWM，有效值包括PWM0、PWM1、PWM2、PWM3、PWM4、PWM5
|
||
* uint32_t chn 选择要设置哪个通道，有效值：PWM_CH_A、PWM_CH_B
|
||
* 输 出: 无
|
||
* 注意事项: 无
|
||
******************************************************************************************************************************************/
|
||
void PWM_IntHEndClr(PWM_TypeDef *PWMx, uint32_t chn)
|
||
{
|
||
switch ((uint32_t)PWMx)
|
||
{
|
||
case ((uint32_t)PWM0):
|
||
if (chn == PWM_CH_A)
|
||
PWMG->IRS = (0x01 << PWMG_IRS_HEND0A_Pos);
|
||
else
|
||
PWMG->IRS = (0x01 << PWMG_IRS_HEND0B_Pos);
|
||
break;
|
||
|
||
case ((uint32_t)PWM1):
|
||
if (chn == PWM_CH_A)
|
||
PWMG->IRS = (0x01 << PWMG_IRS_HEND1A_Pos);
|
||
else
|
||
PWMG->IRS = (0x01 << PWMG_IRS_HEND1B_Pos);
|
||
break;
|
||
|
||
case ((uint32_t)PWM2):
|
||
if (chn == PWM_CH_A)
|
||
PWMG->IRS = (0x01 << PWMG_IRS_HEND2A_Pos);
|
||
else
|
||
PWMG->IRS = (0x01 << PWMG_IRS_HEND2B_Pos);
|
||
break;
|
||
|
||
case ((uint32_t)PWM3):
|
||
if (chn == PWM_CH_A)
|
||
PWMG->IRS = (0x01 << PWMG_IRS_HEND3A_Pos);
|
||
else
|
||
PWMG->IRS = (0x01 << PWMG_IRS_HEND3B_Pos);
|
||
break;
|
||
|
||
case ((uint32_t)PWM4):
|
||
if (chn == PWM_CH_A)
|
||
PWMG->IRS = (0x01 << PWMG_IRS_HEND4A_Pos);
|
||
else
|
||
PWMG->IRS = (0x01 << PWMG_IRS_HEND4B_Pos);
|
||
break;
|
||
|
||
case ((uint32_t)PWM5):
|
||
if (chn == PWM_CH_A)
|
||
PWMG->IRS = (0x01 << PWMG_IRS_HEND5A_Pos);
|
||
else
|
||
PWMG->IRS = (0x01 << PWMG_IRS_HEND5B_Pos);
|
||
break;
|
||
}
|
||
}
|
||
|
||
/******************************************************************************************************************************************
|
||
* 函数名称: PWM_IntHEndStat()
|
||
* 功能说明: 高电平结束中断是否发生
|
||
* 输 入: PWM_TypeDef * PWMx 指定要被设置的PWM，有效值包括PWM0、PWM1、PWM2、PWM3、PWM4、PWM5
|
||
* uint32_t chn 选择要设置哪个通道，有效值：PWM_CH_A、PWM_CH_B
|
||
* 输 出: uint32_t 1 高电平结束中断已发生 0 高电平结束中断未发生
|
||
* 注意事项: 无
|
||
******************************************************************************************************************************************/
|
||
uint32_t PWM_IntHEndStat(PWM_TypeDef *PWMx, uint32_t chn)
|
||
{
|
||
uint32_t int_stat = 0;
|
||
|
||
switch ((uint32_t)PWMx)
|
||
{
|
||
case ((uint32_t)PWM0):
|
||
if (chn == PWM_CH_A)
|
||
int_stat = (PWMG->IF & PWMG_IF_HEND0A_Msk);
|
||
else
|
||
int_stat = (PWMG->IF & PWMG_IF_HEND0B_Msk);
|
||
break;
|
||
|
||
case ((uint32_t)PWM1):
|
||
if (chn == PWM_CH_A)
|
||
int_stat = (PWMG->IF & PWMG_IF_HEND1A_Msk);
|
||
else
|
||
int_stat = (PWMG->IF & PWMG_IF_HEND1B_Msk);
|
||
break;
|
||
|
||
case ((uint32_t)PWM2):
|
||
if (chn == PWM_CH_A)
|
||
int_stat = (PWMG->IF & PWMG_IF_HEND2A_Msk);
|
||
else
|
||
int_stat = (PWMG->IF & PWMG_IF_HEND2B_Msk);
|
||
break;
|
||
|
||
case ((uint32_t)PWM3):
|
||
if (chn == PWM_CH_A)
|
||
int_stat = (PWMG->IF & PWMG_IF_HEND3A_Msk);
|
||
else
|
||
int_stat = (PWMG->IF & PWMG_IF_HEND3B_Msk);
|
||
break;
|
||
|
||
case ((uint32_t)PWM4):
|
||
if (chn == PWM_CH_A)
|
||
int_stat = (PWMG->IF & PWMG_IF_HEND4A_Msk);
|
||
else
|
||
int_stat = (PWMG->IF & PWMG_IF_HEND4B_Msk);
|
||
break;
|
||
|
||
case ((uint32_t)PWM5):
|
||
if (chn == PWM_CH_A)
|
||
int_stat = (PWMG->IF & PWMG_IF_HEND5A_Msk);
|
||
else
|
||
int_stat = (PWMG->IF & PWMG_IF_HEND5B_Msk);
|
||
break;
|
||
}
|
||
|
||
return int_stat;
|
||
}
|