SkyLi
276 lines
12 KiB
C
276 lines
12 KiB
C
/*********************************************************************************************************************
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* MSPM0G3507 Opensource Library 即（MSPM0G3507 开源库）是一个基于官方 SDK 接口的第三方开源库
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* Copyright (c) 2022 SEEKFREE 逐飞科技
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*
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* 本文件是 MSPM0G3507 开源库的一部分
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*
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* MSPM0G3507 开源库 是免费软件
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* 您可以根据自由软件基金会发布的 GPL（GNU General Public License，即 GNU通用公共许可证）的条款
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* 即 GPL 的第3版（即 GPL3.0）或（您选择的）任何后来的版本，重新发布和/或修改它
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*
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* 本开源库的发布是希望它能发挥作用，但并未对其作任何的保证
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* 甚至没有隐含的适销性或适合特定用途的保证
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* 更多细节请参见 GPL
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*
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* 您应该在收到本开源库的同时收到一份 GPL 的副本
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* 如果没有，请参阅<https://www.gnu.org/licenses/>
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*
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* 额外注明：
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* 本开源库使用 GPL3.0 开源许可证协议 以上许可申明为译文版本
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* 许可申明英文版在 libraries/doc 文件夹下的 GPL3_permission_statement.txt 文件中
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* 许可证副本在 libraries 文件夹下 即该文件夹下的 LICENSE 文件
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* 欢迎各位使用并传播本程序 但修改内容时必须保留逐飞科技的版权声明（即本声明）
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*
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* 文件名称 zf_driver_timer
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* 公司名称 成都逐飞科技有限公司
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* 版本信息 查看 libraries/doc 文件夹内 version 文件 版本说明
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* 开发环境 MDK 5.37
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* 适用平台 MSPM0G3507
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* 店铺链接 https://seekfree.taobao.com/
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*
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* 修改记录
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* 日期 作者 备注
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* 2025-06-1 SeekFree first version
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********************************************************************************************************************/
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#include "zf_common_clock.h"
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#include "zf_common_debug.h"
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#include "zf_driver_gpio.h"
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#include "zf_driver_timer.h"
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timer_function_enum timer_function_state[TIM_NUM] =
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{
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TIMER_FUNCTION_INIT, TIMER_FUNCTION_INIT,
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TIMER_FUNCTION_INIT, TIMER_FUNCTION_INIT,
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TIMER_FUNCTION_INIT, TIMER_FUNCTION_INIT,
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TIMER_FUNCTION_INIT
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};
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static timer_mode_enum timer_mode_state[TIM_NUM] =
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{
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TIMER_SYSTEM_CLOCK, TIMER_SYSTEM_CLOCK,
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TIMER_SYSTEM_CLOCK, TIMER_SYSTEM_CLOCK,
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TIMER_SYSTEM_CLOCK, TIMER_SYSTEM_CLOCK,
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TIMER_SYSTEM_CLOCK
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};
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//-------------------------------------------------------------------------------------------------------------------
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// 函数简介 TIMER 外设确认功能状态 库内部调用
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// 参数说明 index TIMER 外设模块号
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// 参数说明 mode 需要确的功能模块
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// 返回参数 uint8 1-可以使用 0-不可以使用
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// 使用示例 zf_assert(timer_funciton_check(index, mode);
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// 备注信息
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//-------------------------------------------------------------------------------------------------------------------
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uint8 timer_funciton_check (timer_index_enum index,timer_function_enum mode)
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{
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uint8 return_state = 1;
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if(TIMER_FUNCTION_INIT == timer_function_state[index])
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{
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timer_function_state[index] = mode;
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}
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else if(timer_function_state[index] == mode)
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{
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return_state = 1;
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}
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else
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{
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return_state = 0;
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}
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return return_state;
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}
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//-------------------------------------------------------------------------------------------------------------------
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// 函数简介 TIMER 时钟使能 库内部调用
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// 参数说明 index TIMER 外设模块号
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// 返回参数 void
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// 使用示例 timer_clock_enable(index);
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// 备注信息
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//-------------------------------------------------------------------------------------------------------------------
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void timer_clock_enable (timer_index_enum index)
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{
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switch(index)
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{
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case TIM_A0 : TIMA0 ->COMMONREGS.CCLKCTL |= GPTIMER_CCLKCTL_CLKEN_ENABLED; break;
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case TIM_A1 : TIMA1 ->COMMONREGS.CCLKCTL |= GPTIMER_CCLKCTL_CLKEN_ENABLED; break;
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case TIM_G0 : TIMG0 ->COMMONREGS.CCLKCTL |= GPTIMER_CCLKCTL_CLKEN_ENABLED; break;
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case TIM_G6 : TIMG6 ->COMMONREGS.CCLKCTL |= GPTIMER_CCLKCTL_CLKEN_ENABLED; break;
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case TIM_G7 : TIMG7 ->COMMONREGS.CCLKCTL |= GPTIMER_CCLKCTL_CLKEN_ENABLED; break;
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case TIM_G8 : TIMG8 ->COMMONREGS.CCLKCTL |= GPTIMER_CCLKCTL_CLKEN_ENABLED; break;
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case TIM_G12: TIMG12->COMMONREGS.CCLKCTL |= GPTIMER_CCLKCTL_CLKEN_ENABLED; break;
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default: break;
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}
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}
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//-------------------------------------------------------------------------------------------------------------------
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// 函数简介 TIMER 开始计时
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// 参数说明 index TIMER 外设模块号
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// 返回参数 void
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// 使用示例 timer_start(index);
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// 备注信息
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//-------------------------------------------------------------------------------------------------------------------
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void timer_start (timer_index_enum index)
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{
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switch(index)
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{
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case TIM_A0 : TIMA0 ->COUNTERREGS.CTRCTL |= GPTIMER_CTRCTL_EN_ENABLED; break;
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case TIM_A1 : TIMA1 ->COUNTERREGS.CTRCTL |= GPTIMER_CTRCTL_EN_ENABLED; break;
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case TIM_G0 : TIMG0 ->COUNTERREGS.CTRCTL |= GPTIMER_CTRCTL_EN_ENABLED; break;
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case TIM_G6 : TIMG6 ->COUNTERREGS.CTRCTL |= GPTIMER_CTRCTL_EN_ENABLED; break;
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case TIM_G7 : TIMG7 ->COUNTERREGS.CTRCTL |= GPTIMER_CTRCTL_EN_ENABLED; break;
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case TIM_G8 : TIMG8 ->COUNTERREGS.CTRCTL |= GPTIMER_CTRCTL_EN_ENABLED; break;
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case TIM_G12: TIMG12->COUNTERREGS.CTRCTL |= GPTIMER_CTRCTL_EN_ENABLED; break;
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default: break;
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}
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}
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//-------------------------------------------------------------------------------------------------------------------
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// 函数简介 TIMER 停止计时
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// 参数说明 index TIMER 外设模块号
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// 返回参数 void
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// 使用示例 timer_stop(index);
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// 备注信息
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//-------------------------------------------------------------------------------------------------------------------
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void timer_stop (timer_index_enum index)
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{
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switch(index)
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{
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case TIM_A0 : TIMA0 ->COUNTERREGS.CTRCTL &= ~GPTIMER_CTRCTL_EN_MASK; break;
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case TIM_A1 : TIMA1 ->COUNTERREGS.CTRCTL &= ~GPTIMER_CTRCTL_EN_MASK; break;
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case TIM_G0 : TIMG0 ->COUNTERREGS.CTRCTL &= ~GPTIMER_CTRCTL_EN_MASK; break;
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case TIM_G6 : TIMG6 ->COUNTERREGS.CTRCTL &= ~GPTIMER_CTRCTL_EN_MASK; break;
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case TIM_G7 : TIMG7 ->COUNTERREGS.CTRCTL &= ~GPTIMER_CTRCTL_EN_MASK; break;
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case TIM_G8 : TIMG8 ->COUNTERREGS.CTRCTL &= ~GPTIMER_CTRCTL_EN_MASK; break;
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case TIM_G12: TIMG12->COUNTERREGS.CTRCTL &= ~GPTIMER_CTRCTL_EN_MASK; break;
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default: break;
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}
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}
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//-------------------------------------------------------------------------------------------------------------------
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// 函数简介 TIMER 获取计时器计数
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// 参数说明 index TIMER 外设模块号
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// 返回参数 uint16 计数值
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// 使用示例 timer_get(index);
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// 备注信息
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//-------------------------------------------------------------------------------------------------------------------
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uint16 timer_get (timer_index_enum index)
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{
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uint16 return_value = 0;
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switch(index)
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{
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case TIM_A0 : return_value = TIMA0 ->COUNTERREGS.CTR; break;
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case TIM_A1 : return_value = TIMA1 ->COUNTERREGS.CTR; break;
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case TIM_G0 : return_value = TIMG0 ->COUNTERREGS.CTR; break;
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case TIM_G6 : return_value = TIMG6 ->COUNTERREGS.CTR; break;
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case TIM_G7 : return_value = TIMG7 ->COUNTERREGS.CTR; break;
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case TIM_G8 : return_value = TIMG8 ->COUNTERREGS.CTR; break;
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case TIM_G12: return_value = TIMG12->COUNTERREGS.CTR; break;
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default: break;
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}
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if(TIMER_MS == timer_mode_state[index])
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{
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return_value = return_value / 2;
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}
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if(TIM_G12 == index)
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{
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return_value = (uint16)(return_value / 250);
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}
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return return_value;
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}
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//-------------------------------------------------------------------------------------------------------------------
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// 函数简介 TIMER 清除计时器计数
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// 参数说明 index TIMER 外设模块号
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// 返回参数 void
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// 使用示例 timer_clear(index);
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// 备注信息
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//-------------------------------------------------------------------------------------------------------------------
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void timer_clear (timer_index_enum index)
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{
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switch(index)
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{
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case TIM_A0 : TIMA0 ->COUNTERREGS.CTR = 0; break;
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case TIM_A1 : TIMA1 ->COUNTERREGS.CTR = 0; break;
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case TIM_G0 : TIMG0 ->COUNTERREGS.CTR = 0; break;
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case TIM_G6 : TIMG6 ->COUNTERREGS.CTR = 0; break;
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case TIM_G7 : TIMG7 ->COUNTERREGS.CTR = 0; break;
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case TIM_G8 : TIMG8 ->COUNTERREGS.CTR = 0; break;
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case TIM_G12: TIMG12->COUNTERREGS.CTR = 0; break;
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default: break;
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}
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}
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//-------------------------------------------------------------------------------------------------------------------
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// 函数简介 TIMER 计时器初始化
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// 参数说明 index TIMER 外设模块号
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// 参数说明 mode 计时方式
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// 返回参数 void
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// 使用示例 timer_init(index, mode);
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// 备注信息
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//-------------------------------------------------------------------------------------------------------------------
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void timer_init (timer_index_enum index, timer_mode_enum mode)
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{
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// 如果程序在输出了断言信息 并且提示出错位置在这里
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// 就去查看你在什么地方调用这个函数 检查你的传入参数
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// 这里是检查是否有重复使用定时器
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// 比如初始化了 TIM1_PWM 然后又初始化成 TIM_1 这种用法是不允许的
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zf_assert(timer_funciton_check(index, TIMER_FUNCTION_TIMER));
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GPTIMER_Regs *timer_obj;
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switch(index)
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{
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case TIM_A0 : timer_obj = TIMA0 ; break;
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case TIM_A1 : timer_obj = TIMA1 ; break;
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case TIM_G0 : timer_obj = TIMG0 ; break;
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case TIM_G6 : timer_obj = TIMG6 ; break;
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case TIM_G7 : timer_obj = TIMG7 ; break;
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case TIM_G8 : timer_obj = TIMG8 ; break;
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case TIM_G12: timer_obj = TIMG12; break;
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default: break;
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}
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timer_obj->COUNTERREGS.CTRCTL = GPTIMER_CTRCTL_CM_UP;
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switch(mode)
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{
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case TIMER_US:
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{
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timer_obj->CLKSEL = GPTIMER_CLKSEL_MFCLK_SEL_ENABLE;
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timer_obj->CLKDIV = 3;
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timer_obj->COMMONREGS.CPS = 0;
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// 4 * 1000 * 1000 / 4 / 1 == 1 MHz
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timer_obj->COUNTERREGS.LOAD = 0xFFFF;
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timer_mode_state[index] = TIMER_US;
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}break;
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case TIMER_MS:
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{
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timer_obj->CLKSEL = GPTIMER_CLKSEL_MFCLK_SEL_ENABLE;
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timer_obj->CLKDIV = 7;
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timer_obj->COMMONREGS.CPS = 249;
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// 4 * 1000 * 1000 / 8 / 250 == 2 KHz
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timer_obj->COUNTERREGS.LOAD = 0xFFFF;
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timer_mode_state[index] = TIMER_MS;
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}break;
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default:
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{
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timer_obj->CLKSEL = GPTIMER_CLKSEL_BUSCLK_SEL_ENABLE;
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if(TIM_G0 == index || TIM_G8 == index)
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{
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timer_obj->CLKDIV = 0;
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timer_obj->COMMONREGS.CPS = 0;
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}
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else
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{
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timer_obj->CLKDIV = 1;
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timer_obj->COMMONREGS.CPS = 0;
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}
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// 40 * 1000 * 1000 == 40 MHz
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timer_obj->COUNTERREGS.LOAD = 0xFFFF;
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timer_mode_state[index] = TIMER_SYSTEM_CLOCK;
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}break;
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}
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timer_stop(index);
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timer_clear(index);
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}
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