Skip to content
体验新版
项目
组织
正在加载...
登录
切换导航
打开侧边栏
2301_76519099
rt-thread
提交
3a6e6796
R
rt-thread
项目概览
2301_76519099
/
rt-thread
与 Fork 源项目一致
Fork自
RT-Thread / rt-thread
通知
3
Star
1
Fork
1
代码
文件
提交
分支
Tags
贡献者
分支图
Diff
Issue
0
列表
看板
标记
里程碑
合并请求
0
DevOps
流水线
流水线任务
计划
Wiki
0
Wiki
分析
仓库
DevOps
项目成员
Pages
R
rt-thread
项目概览
项目概览
详情
发布
仓库
仓库
文件
提交
分支
标签
贡献者
分支图
比较
Issue
0
Issue
0
列表
看板
标记
里程碑
合并请求
0
合并请求
0
Pages
DevOps
DevOps
流水线
流水线任务
计划
分析
分析
仓库分析
DevOps
Wiki
0
Wiki
成员
成员
收起侧边栏
关闭侧边栏
动态
分支图
创建新Issue
流水线任务
提交
Issue看板
体验新版 GitCode,发现更多精彩内容 >>
未验证
提交
3a6e6796
编写于
9月 28, 2018
作者:
B
Bernard Xiong
提交者:
GitHub
9月 28, 2018
浏览文件
操作
浏览文件
下载
差异文件
Merge pull request #1845 from Guozhanxin/master
update PWM driver | 完善pwm驱动
上级
98aa6adf
99b63291
变更
3
隐藏空白更改
内联
并排
Showing
3 changed file
with
234 addition
and
97 deletion
+234
-97
bsp/stm32f4xx-HAL/drivers/drv_pwm.c
bsp/stm32f4xx-HAL/drivers/drv_pwm.c
+156
-76
components/drivers/include/drivers/rt_drv_pwm.h
components/drivers/include/drivers/rt_drv_pwm.h
+8
-1
components/drivers/misc/rt_drv_pwm.c
components/drivers/misc/rt_drv_pwm.c
+70
-20
未找到文件。
bsp/stm32f4xx-HAL/drivers/drv_pwm.c
浏览文件 @
3a6e6796
...
...
@@ -26,20 +26,20 @@
#include <rtdevice.h>
#include <board.h>
#define MAX_PERIOD 65535
#define MAX_PERIOD 65535
#define MIN_PERIOD 3
#define MIN_PULSE 2
static
rt_err_t
drv_pwm_control
(
struct
rt_device_pwm
*
device
,
int
cmd
,
void
*
arg
);
static
struct
rt_pwm_ops
drv_ops
=
static
struct
rt_pwm_ops
drv_ops
=
{
drv_pwm_control
};
static
rt_err_t
drv_pwm_enable
(
TIM_HandleTypeDef
*
htim
,
struct
rt_pwm_configuration
*
configuration
,
rt_bool_t
enable
)
static
rt_err_t
drv_pwm_enable
(
TIM_HandleTypeDef
*
htim
,
struct
rt_pwm_configuration
*
configuration
,
rt_bool_t
enable
)
{
rt_uint32_t
channel
=
0x04
*
(
configuration
->
channel
-
1
);
if
(
!
enable
)
if
(
!
enable
)
{
HAL_TIM_PWM_Stop
(
htim
,
channel
);
}
...
...
@@ -50,27 +50,27 @@ static rt_err_t drv_pwm_enable(TIM_HandleTypeDef * htim, struct rt_pwm_configura
return
RT_EOK
;
}
static
rt_err_t
drv_pwm_get
(
TIM_HandleTypeDef
*
htim
,
struct
rt_pwm_configuration
*
configuration
)
static
rt_err_t
drv_pwm_get
(
TIM_HandleTypeDef
*
htim
,
struct
rt_pwm_configuration
*
configuration
)
{
rt_uint32_t
channel
=
0x04
*
(
configuration
->
channel
-
1
);
rt_uint32_t
tim_clock
;
#if (RT_HSE_HCLK > 100000000UL)//100M
if
(
htim
->
Instance
==
TIM1
&&
htim
->
Instance
==
TIM8
)
if
(
htim
->
Instance
==
TIM1
&&
htim
->
Instance
==
TIM8
)
{
tim_clock
=
SystemCoreClock
;
}
else
{
tim_clock
=
SystemCoreClock
/
2
;
tim_clock
=
SystemCoreClock
/
2
;
}
#else
tim_clock
=
SystemCoreClock
;
#endif
if
(
__HAL_TIM_GET_CLOCKDIVISION
(
htim
)
==
TIM_CLOCKDIVISION_DIV2
)
if
(
__HAL_TIM_GET_CLOCKDIVISION
(
htim
)
==
TIM_CLOCKDIVISION_DIV2
)
{
tim_clock
=
tim_clock
/
2
;
}
else
if
(
__HAL_TIM_GET_CLOCKDIVISION
(
htim
)
==
TIM_CLOCKDIVISION_DIV4
)
else
if
(
__HAL_TIM_GET_CLOCKDIVISION
(
htim
)
==
TIM_CLOCKDIVISION_DIV4
)
{
tim_clock
=
tim_clock
/
4
;
}
...
...
@@ -80,19 +80,19 @@ static rt_err_t drv_pwm_get(TIM_HandleTypeDef * htim, struct rt_pwm_configuratio
return
RT_EOK
;
}
static
rt_err_t
drv_pwm_set
(
TIM_HandleTypeDef
*
htim
,
struct
rt_pwm_configuration
*
configuration
)
static
rt_err_t
drv_pwm_set
(
TIM_HandleTypeDef
*
htim
,
struct
rt_pwm_configuration
*
configuration
)
{
rt_uint32_t
period
,
pulse
;
rt_uint32_t
tim_clock
,
psc
;
rt_uint32_t
channel
=
0x04
*
(
configuration
->
channel
-
1
);
#if (RT_HSE_HCLK > 100000000UL)//100M
if
(
htim
->
Instance
==
TIM1
&&
htim
->
Instance
==
TIM8
)
if
(
htim
->
Instance
==
TIM1
&&
htim
->
Instance
==
TIM8
)
{
tim_clock
=
SystemCoreClock
;
}
else
{
tim_clock
=
SystemCoreClock
/
2
;
tim_clock
=
SystemCoreClock
/
2
;
}
#else
tim_clock
=
SystemCoreClock
;
...
...
@@ -102,30 +102,31 @@ static rt_err_t drv_pwm_set(TIM_HandleTypeDef * htim, struct rt_pwm_configuratio
psc
=
period
/
MAX_PERIOD
+
1
;
period
=
period
/
psc
;
__HAL_TIM_SET_PRESCALER
(
htim
,
psc
-
1
);
if
(
period
<
MIN_PERIOD
)
if
(
period
<
MIN_PERIOD
)
{
period
=
MIN_PERIOD
;
}
__HAL_TIM_SET_AUTORELOAD
(
htim
,
period
-
1
);
pulse
=
configuration
->
pulse
*
tim_clock
/
psc
/
1000U
L
;
if
(
pulse
<
MIN_PULSE
)
pulse
=
(
unsigned
long
long
)
configuration
->
pulse
*
tim_clock
/
psc
/
1000UL
L
;
if
(
pulse
<
MIN_PULSE
)
{
pulse
=
MIN_PULSE
;
}
else
if
(
pulse
>
period
)
else
if
(
pulse
>
period
)
{
pulse
=
period
;
}
__HAL_TIM_SET_COMPARE
(
htim
,
channel
,
pulse
-
1
);
__HAL_TIM_SET_COMPARE
(
htim
,
channel
,
pulse
-
1
);
__HAL_TIM_SET_COUNTER
(
htim
,
0
);
return
RT_EOK
;
}
static
rt_err_t
drv_pwm_control
(
struct
rt_device_pwm
*
device
,
int
cmd
,
void
*
arg
)
{
struct
rt_pwm_configuration
*
configuration
=
(
struct
rt_pwm_configuration
*
)
arg
;
TIM_HandleTypeDef
*
htim
=
(
TIM_HandleTypeDef
*
)
device
->
parent
.
user_data
;
switch
(
cmd
)
struct
rt_pwm_configuration
*
configuration
=
(
struct
rt_pwm_configuration
*
)
arg
;
TIM_HandleTypeDef
*
htim
=
(
TIM_HandleTypeDef
*
)
device
->
parent
.
user_data
;
switch
(
cmd
)
{
case
PWM_CMD_ENABLE
:
return
drv_pwm_enable
(
htim
,
configuration
,
RT_TRUE
);
...
...
@@ -140,22 +141,22 @@ static rt_err_t drv_pwm_control(struct rt_device_pwm *device, int cmd, void *arg
}
}
static
void
HAL_TIM_MspPostInit
(
TIM_HandleTypeDef
*
timHandle
);
static
void
HAL_TIM_MspPostInit
(
TIM_HandleTypeDef
*
timHandle
);
#ifdef BSP_USING_PWM1
TIM_HandleTypeDef
htim1
;
TIM_HandleTypeDef
htim1
;
#endif
#ifdef BSP_USING_PWM2
TIM_HandleTypeDef
htim2
;
TIM_HandleTypeDef
htim2
;
#endif
#ifdef BSP_USING_PWM3
TIM_HandleTypeDef
htim3
;
TIM_HandleTypeDef
htim3
;
#endif
#ifdef BSP_USING_PWM4
TIM_HandleTypeDef
htim4
;
TIM_HandleTypeDef
htim4
;
#endif
#ifdef BSP_USING_PWM5
TIM_HandleTypeDef
htim5
;
TIM_HandleTypeDef
htim5
;
#endif
#ifdef BSP_USING_PWM1
...
...
@@ -465,179 +466,258 @@ void MX_TIM5_Init(void)
}
#endif
/* BSP_USING_PWM5 */
void
HAL_TIM_PWM_MspInit
(
TIM_HandleTypeDef
*
tim_pwmHandle
)
void
HAL_TIM_PWM_MspInit
(
TIM_HandleTypeDef
*
tim_pwmHandle
)
{
if
(
tim_pwmHandle
->
Instance
==
TIM1
)
if
(
tim_pwmHandle
->
Instance
==
TIM1
)
{
__HAL_RCC_TIM1_CLK_ENABLE
();
}
else
if
(
tim_pwmHandle
->
Instance
==
TIM2
)
else
if
(
tim_pwmHandle
->
Instance
==
TIM2
)
{
__HAL_RCC_TIM2_CLK_ENABLE
();
}
else
if
(
tim_pwmHandle
->
Instance
==
TIM3
)
else
if
(
tim_pwmHandle
->
Instance
==
TIM3
)
{
__HAL_RCC_TIM3_CLK_ENABLE
();
}
else
if
(
tim_pwmHandle
->
Instance
==
TIM4
)
else
if
(
tim_pwmHandle
->
Instance
==
TIM4
)
{
__HAL_RCC_TIM4_CLK_ENABLE
();
}
else
if
(
tim_pwmHandle
->
Instance
==
TIM5
)
else
if
(
tim_pwmHandle
->
Instance
==
TIM5
)
{
__HAL_RCC_TIM5_CLK_ENABLE
();
}
}
static
void
HAL_TIM_MspPostInit
(
TIM_HandleTypeDef
*
timHandle
)
static
void
HAL_TIM_MspPostInit
(
TIM_HandleTypeDef
*
timHandle
)
{
GPIO_InitTypeDef
GPIO_InitStruct
;
if
(
timHandle
->
Instance
==
TIM1
)
if
(
timHandle
->
Instance
==
TIM1
)
{
__HAL_RCC_GPIOA_CLK_ENABLE
();
/**TIM1 GPIO Configuration
/**TIM1 GPIO Configuration
PA8 ------> TIM1_CH1
PA9 ------> TIM1_CH2
PA10 ------> TIM1_CH3
PA11 ------> TIM1_CH4
PA11 ------> TIM1_CH4
*/
GPIO_InitStruct
.
Pin
=
GPIO_PIN_8
|
GPIO_PIN_9
|
GPIO_PIN_10
|
GPIO_PIN_11
;
#if defined(BSP_USING_PWM1_CH1) || defined(BSP_USING_PWM1_CH2) || defined(BSP_USING_PWM1_CH3) || defined(BSP_USING_PWM1_CH4)
__HAL_RCC_GPIOA_CLK_ENABLE
();
GPIO_InitStruct
.
Pin
=
0x00
;
#ifdef BSP_USING_PWM1_CH1
GPIO_InitStruct
.
Pin
|=
GPIO_PIN_8
;
#endif
#ifdef BSP_USING_PWM1_CH2
GPIO_InitStruct
.
Pin
|=
GPIO_PIN_9
;
#endif
#ifdef BSP_USING_PWM1_CH3
GPIO_InitStruct
.
Pin
|=
GPIO_PIN_10
;
#endif
#ifdef BSP_USING_PWM1_CH4
GPIO_InitStruct
.
Pin
|=
GPIO_PIN_11
;
#endif
GPIO_InitStruct
.
Mode
=
GPIO_MODE_AF_PP
;
GPIO_InitStruct
.
Pull
=
GPIO_NOPULL
;
GPIO_InitStruct
.
Speed
=
GPIO_SPEED_FREQ_LOW
;
GPIO_InitStruct
.
Alternate
=
GPIO_AF1_TIM1
;
HAL_GPIO_Init
(
GPIOA
,
&
GPIO_InitStruct
);
#endif
}
else
if
(
timHandle
->
Instance
==
TIM2
)
else
if
(
timHandle
->
Instance
==
TIM2
)
{
__HAL_RCC_GPIOA_CLK_ENABLE
();
__HAL_RCC_GPIOB_CLK_ENABLE
();
/**TIM2 GPIO Configuration
/**TIM2 GPIO Configuration
PA3 ------> TIM2_CH4
PA5 ------> TIM2_CH1
PB10 ------> TIM2_CH3
PB3 ------> TIM2_CH2
PB3 ------> TIM2_CH2
*/
GPIO_InitStruct
.
Pin
=
GPIO_PIN_3
|
GPIO_PIN_5
;
#if defined(BSP_USING_PWM2_CH1) || defined(BSP_USING_PWM2_CH4)
__HAL_RCC_GPIOA_CLK_ENABLE
();
GPIO_InitStruct
.
Pin
=
0x00
;
#ifdef BSP_USING_PWM2_CH4
GPIO_InitStruct
.
Pin
|=
GPIO_PIN_3
;
#endif
#ifdef BSP_USING_PWM2_CH1
GPIO_InitStruct
.
Pin
|=
GPIO_PIN_5
;
#endif
GPIO_InitStruct
.
Mode
=
GPIO_MODE_AF_PP
;
GPIO_InitStruct
.
Pull
=
GPIO_NOPULL
;
GPIO_InitStruct
.
Speed
=
GPIO_SPEED_FREQ_LOW
;
GPIO_InitStruct
.
Alternate
=
GPIO_AF1_TIM2
;
HAL_GPIO_Init
(
GPIOA
,
&
GPIO_InitStruct
);
#endif
GPIO_InitStruct
.
Pin
=
GPIO_PIN_10
|
GPIO_PIN_3
;
#if defined(BSP_USING_PWM2_CH2) || defined(BSP_USING_PWM2_CH3)
__HAL_RCC_GPIOB_CLK_ENABLE
();
GPIO_InitStruct
.
Pin
=
0x00
;
#ifdef BSP_USING_PWM2_CH2
GPIO_InitStruct
.
Pin
|=
GPIO_PIN_3
;
#endif
#ifdef BSP_USING_PWM2_CH3
GPIO_InitStruct
.
Pin
|=
GPIO_PIN_10
;
#endif
GPIO_InitStruct
.
Mode
=
GPIO_MODE_AF_PP
;
GPIO_InitStruct
.
Pull
=
GPIO_NOPULL
;
GPIO_InitStruct
.
Speed
=
GPIO_SPEED_FREQ_LOW
;
GPIO_InitStruct
.
Alternate
=
GPIO_AF1_TIM2
;
HAL_GPIO_Init
(
GPIOB
,
&
GPIO_InitStruct
);
#endif
}
else
if
(
timHandle
->
Instance
==
TIM3
)
else
if
(
timHandle
->
Instance
==
TIM3
)
{
__HAL_RCC_GPIOA_CLK_ENABLE
();
__HAL_RCC_GPIOB_CLK_ENABLE
();
/**TIM3 GPIO Configuration
/**TIM3 GPIO Configuration
PA6 ------> TIM3_CH1
PA7 ------> TIM3_CH2
PB0 ------> TIM3_CH3
PB1 ------> TIM3_CH4
PB1 ------> TIM3_CH4
*/
GPIO_InitStruct
.
Pin
=
GPIO_PIN_6
|
GPIO_PIN_7
;
#if defined(BSP_USING_PWM3_CH1) || defined(BSP_USING_PWM3_CH2)
__HAL_RCC_GPIOA_CLK_ENABLE
();
GPIO_InitStruct
.
Pin
=
0x00
;
#ifdef BSP_USING_PWM3_CH1
GPIO_InitStruct
.
Pin
|=
GPIO_PIN_6
;
#endif
#ifdef BSP_USING_PWM3_CH2
GPIO_InitStruct
.
Pin
|=
GPIO_PIN_7
;
#endif
GPIO_InitStruct
.
Mode
=
GPIO_MODE_AF_PP
;
GPIO_InitStruct
.
Pull
=
GPIO_NOPULL
;
GPIO_InitStruct
.
Speed
=
GPIO_SPEED_FREQ_LOW
;
GPIO_InitStruct
.
Alternate
=
GPIO_AF2_TIM3
;
HAL_GPIO_Init
(
GPIOA
,
&
GPIO_InitStruct
);
GPIO_InitStruct
.
Pin
=
0x00
;
#endif
#if defined(BSP_USING_PWM3_CH3) || defined(BSP_USING_PWM3_CH4)
__HAL_RCC_GPIOB_CLK_ENABLE
();
GPIO_InitStruct
.
Pin
=
GPIO_PIN_0
|
GPIO_PIN_1
;
GPIO_InitStruct
.
Pin
=
0x00
;
#ifdef BSP_USING_PWM3_CH3
GPIO_InitStruct
.
Pin
|=
GPIO_PIN_0
;
#endif
#ifdef BSP_USING_PWM3_CH4
GPIO_InitStruct
.
Pin
|=
GPIO_PIN_1
;
#endif
GPIO_InitStruct
.
Mode
=
GPIO_MODE_AF_PP
;
GPIO_InitStruct
.
Pull
=
GPIO_NOPULL
;
GPIO_InitStruct
.
Speed
=
GPIO_SPEED_FREQ_LOW
;
GPIO_InitStruct
.
Alternate
=
GPIO_AF2_TIM3
;
HAL_GPIO_Init
(
GPIOB
,
&
GPIO_InitStruct
);
#endif
}
else
if
(
timHandle
->
Instance
==
TIM4
)
else
if
(
timHandle
->
Instance
==
TIM4
)
{
__HAL_RCC_GPIOB_CLK_ENABLE
();
/**TIM4 GPIO Configuration
/**TIM4 GPIO Configuration
PB6 ------> TIM4_CH1
PB7 ------> TIM4_CH2
PB8 ------> TIM4_CH3
PB9 ------> TIM4_CH4
PB9 ------> TIM4_CH4
*/
GPIO_InitStruct
.
Pin
=
GPIO_PIN_6
|
GPIO_PIN_7
|
GPIO_PIN_8
|
GPIO_PIN_9
;
#if defined(BSP_USING_PWM4_CH1) || defined(BSP_USING_PWM4_CH2) || defined(BSP_USING_PWM4_CH3) || defined(BSP_USING_PWM4_CH4)
__HAL_RCC_GPIOB_CLK_ENABLE
();
GPIO_InitStruct
.
Pin
=
0x00
;
#ifdef BSP_USING_PWM4_CH1
GPIO_InitStruct
.
Pin
|=
GPIO_PIN_6
;
#endif
#ifdef BSP_USING_PWM4_CH2
GPIO_InitStruct
.
Pin
|=
GPIO_PIN_7
;
#endif
#ifdef BSP_USING_PWM4_CH3
GPIO_InitStruct
.
Pin
|=
GPIO_PIN_8
;
#endif
#ifdef BSP_USING_PWM4_CH4
GPIO_InitStruct
.
Pin
|=
GPIO_PIN_9
;
#endif
GPIO_InitStruct
.
Mode
=
GPIO_MODE_AF_PP
;
GPIO_InitStruct
.
Pull
=
GPIO_NOPULL
;
GPIO_InitStruct
.
Speed
=
GPIO_SPEED_FREQ_LOW
;
GPIO_InitStruct
.
Alternate
=
GPIO_AF2_TIM4
;
HAL_GPIO_Init
(
GPIOB
,
&
GPIO_InitStruct
);
#endif
}
else
if
(
timHandle
->
Instance
==
TIM5
)
else
if
(
timHandle
->
Instance
==
TIM5
)
{
__HAL_RCC_GPIOA_CLK_ENABLE
();
/**TIM5 GPIO Configuration
/**TIM5 GPIO Configuration
PA0-WKUP ------> TIM5_CH1
PA1 ------> TIM5_CH2
PA2 ------> TIM5_CH3
PA2 ------> TIM5_CH3
*/
GPIO_InitStruct
.
Pin
=
GPIO_PIN_0
|
GPIO_PIN_1
|
GPIO_PIN_2
;
#if defined(BSP_USING_PWM5_CH1) || defined(BSP_USING_PWM5_CH2) || defined(BSP_USING_PWM5_CH3)
__HAL_RCC_GPIOA_CLK_ENABLE
();
GPIO_InitStruct
.
Pin
=
0x00
;
#ifdef BSP_USING_PWM5_CH1
GPIO_InitStruct
.
Pin
|=
GPIO_PIN_0
;
#endif
#ifdef BSP_USING_PWM5_CH2
GPIO_InitStruct
.
Pin
|=
GPIO_PIN_1
;
#endif
#ifdef BSP_USING_PWM5_CH3
GPIO_InitStruct
.
Pin
|=
GPIO_PIN_2
;
#endif
GPIO_InitStruct
.
Pin
=
GPIO_PIN_0
|
GPIO_PIN_1
|
GPIO_PIN_2
;
GPIO_InitStruct
.
Mode
=
GPIO_MODE_AF_PP
;
GPIO_InitStruct
.
Pull
=
GPIO_NOPULL
;
GPIO_InitStruct
.
Speed
=
GPIO_SPEED_FREQ_LOW
;
GPIO_InitStruct
.
Alternate
=
GPIO_AF2_TIM5
;
HAL_GPIO_Init
(
GPIOA
,
&
GPIO_InitStruct
);
#endif
}
}
void
HAL_TIM_PWM_MspDeInit
(
TIM_HandleTypeDef
*
tim_pwmHandle
)
void
HAL_TIM_PWM_MspDeInit
(
TIM_HandleTypeDef
*
tim_pwmHandle
)
{
if
(
tim_pwmHandle
->
Instance
==
TIM1
)
if
(
tim_pwmHandle
->
Instance
==
TIM1
)
{
__HAL_RCC_TIM1_CLK_DISABLE
();
}
else
if
(
tim_pwmHandle
->
Instance
==
TIM2
)
else
if
(
tim_pwmHandle
->
Instance
==
TIM2
)
{
__HAL_RCC_TIM2_CLK_DISABLE
();
}
else
if
(
tim_pwmHandle
->
Instance
==
TIM3
)
else
if
(
tim_pwmHandle
->
Instance
==
TIM3
)
{
__HAL_RCC_TIM3_CLK_DISABLE
();
}
else
if
(
tim_pwmHandle
->
Instance
==
TIM4
)
else
if
(
tim_pwmHandle
->
Instance
==
TIM4
)
{
__HAL_RCC_TIM4_CLK_DISABLE
();
}
else
if
(
tim_pwmHandle
->
Instance
==
TIM5
)
else
if
(
tim_pwmHandle
->
Instance
==
TIM5
)
{
__HAL_RCC_TIM5_CLK_DISABLE
();
}
}
}
int
drv_pwm_init
(
void
)
{
#ifdef BSP_USING_PWM1
MX_TIM1_Init
();
rt_device_pwm_register
(
rt_calloc
(
1
,
sizeof
(
struct
rt_device_pwm
)),
"pwm1"
,
&
drv_ops
,
&
htim1
);
rt_device_pwm_register
(
rt_calloc
(
1
,
sizeof
(
struct
rt_device_pwm
)),
"pwm1"
,
&
drv_ops
,
&
htim1
);
#endif
#ifdef BSP_USING_PWM2
MX_TIM2_Init
();
rt_device_pwm_register
(
rt_calloc
(
1
,
sizeof
(
struct
rt_device_pwm
)),
"pwm2"
,
&
drv_ops
,
&
htim2
);
rt_device_pwm_register
(
rt_calloc
(
1
,
sizeof
(
struct
rt_device_pwm
)),
"pwm2"
,
&
drv_ops
,
&
htim2
);
#endif
#ifdef BSP_USING_PWM3
MX_TIM3_Init
();
rt_device_pwm_register
(
rt_calloc
(
1
,
sizeof
(
struct
rt_device_pwm
)),
"pwm3"
,
&
drv_ops
,
&
htim3
);
rt_device_pwm_register
(
rt_calloc
(
1
,
sizeof
(
struct
rt_device_pwm
)),
"pwm3"
,
&
drv_ops
,
&
htim3
);
#endif
#ifdef BSP_USING_PWM4
MX_TIM4_Init
();
rt_device_pwm_register
(
rt_calloc
(
1
,
sizeof
(
struct
rt_device_pwm
)),
"pwm4"
,
&
drv_ops
,
&
htim4
);
rt_device_pwm_register
(
rt_calloc
(
1
,
sizeof
(
struct
rt_device_pwm
)),
"pwm4"
,
&
drv_ops
,
&
htim4
);
#endif
#ifdef BSP_USING_PWM5
MX_TIM5_Init
();
rt_device_pwm_register
(
rt_calloc
(
1
,
sizeof
(
struct
rt_device_pwm
)),
"pwm5"
,
&
drv_ops
,
&
htim5
);
rt_device_pwm_register
(
rt_calloc
(
1
,
sizeof
(
struct
rt_device_pwm
)),
"pwm5"
,
&
drv_ops
,
&
htim5
);
#endif
return
0
;
}
...
...
components/drivers/include/drivers/rt_drv_pwm.h
浏览文件 @
3a6e6796
...
...
@@ -25,6 +25,9 @@
#ifndef __DRV_PWM_H_INCLUDE__
#define __DRV_PWM_H_INCLUDE__
#include <rtthread.h>
#include <rtdevice.h>
#define PWM_CMD_ENABLE (128 + 0)
#define PWM_CMD_DISABLE (128 + 1)
#define PWM_CMD_SET (128 + 2)
...
...
@@ -49,6 +52,10 @@ struct rt_device_pwm
const
struct
rt_pwm_ops
*
ops
;
};
extern
rt_err_t
rt_device_pwm_register
(
struct
rt_device_pwm
*
device
,
const
char
*
name
,
const
struct
rt_pwm_ops
*
ops
,
const
void
*
user_data
);
rt_err_t
rt_device_pwm_register
(
struct
rt_device_pwm
*
device
,
const
char
*
name
,
const
struct
rt_pwm_ops
*
ops
,
const
void
*
user_data
);
rt_err_t
rt_pwm_enable
(
struct
rt_device_pwm
*
device
,
int
channel
);
rt_err_t
rt_pwm_disable
(
struct
rt_device_pwm
*
device
,
int
channel
);
rt_err_t
rt_pwm_set
(
struct
rt_device_pwm
*
device
,
int
channel
,
rt_uint32_t
period
,
rt_uint32_t
pulse
);
#endif
/* __DRV_PWM_H_INCLUDE__ */
components/drivers/misc/rt_drv_pwm.c
浏览文件 @
3a6e6796
...
...
@@ -24,9 +24,7 @@
#include <string.h>
#include <rtthread.h>
#include <rtdevice.h>
#include <drivers/rt_drv_pwm.h>
static
rt_err_t
_pwm_control
(
rt_device_t
dev
,
int
cmd
,
void
*
args
)
{
...
...
@@ -99,7 +97,6 @@ static rt_size_t _pwm_write(rt_device_t dev, rt_off_t pos, const void *buffer, r
{
return
0
;
}
}
return
size
;
...
...
@@ -128,10 +125,25 @@ rt_err_t rt_device_pwm_register(struct rt_device_pwm *device, const char *name,
return
result
;
}
rt_err_t
rt_pwm_enable
(
int
channel
)
rt_err_t
rt_pwm_enable
(
struct
rt_device_pwm
*
device
,
int
channel
)
{
rt_err_t
result
=
RT_EOK
;
struct
rt_pwm_configuration
configuration
=
{
0
};
if
(
!
device
)
{
return
-
RT_EIO
;
}
configuration
.
channel
=
channel
;
result
=
rt_device_control
(
&
device
->
parent
,
PWM_CMD_ENABLE
,
&
configuration
);
return
result
;
}
rt_err_t
rt_pwm_disable
(
struct
rt_device_pwm
*
device
,
int
channel
)
{
rt_err_t
result
=
RT_EOK
;
struct
rt_device
*
device
=
rt_device_find
(
"pwm"
);
struct
rt_pwm_configuration
configuration
=
{
0
};
if
(
!
device
)
...
...
@@ -140,15 +152,14 @@ rt_err_t rt_pwm_enable(int channel)
}
configuration
.
channel
=
channel
;
result
=
rt_device_control
(
device
,
PWM_CMD_EN
ABLE
,
&
configuration
);
result
=
rt_device_control
(
&
device
->
parent
,
PWM_CMD_DIS
ABLE
,
&
configuration
);
return
result
;
}
rt_err_t
rt_pwm_set
(
int
channel
,
rt_uint32_t
period
,
rt_uint32_t
pulse
)
rt_err_t
rt_pwm_set
(
struct
rt_device_pwm
*
device
,
int
channel
,
rt_uint32_t
period
,
rt_uint32_t
pulse
)
{
rt_err_t
result
=
RT_EOK
;
struct
rt_device
*
device
=
rt_device_find
(
"pwm"
);
struct
rt_pwm_configuration
configuration
=
{
0
};
if
(
!
device
)
...
...
@@ -159,12 +170,11 @@ rt_err_t rt_pwm_set(int channel, rt_uint32_t period, rt_uint32_t pulse)
configuration
.
channel
=
channel
;
configuration
.
period
=
period
;
configuration
.
pulse
=
pulse
;
result
=
rt_device_control
(
device
,
PWM_CMD_SET
,
&
configuration
);
result
=
rt_device_control
(
&
device
->
parent
,
PWM_CMD_SET
,
&
configuration
);
return
result
;
}
#ifdef RT_USING_FINSH
#include <finsh.h>
...
...
@@ -175,33 +185,75 @@ FINSH_FUNCTION_EXPORT_ALIAS(rt_pwm_set, pwm_set, set pwm.);
static
int
pwm_enable
(
int
argc
,
char
**
argv
)
{
int
result
=
0
;
struct
rt_device_pwm
*
device
=
RT_NULL
;
if
(
argc
!=
2
)
if
(
argc
!=
3
)
{
rt_kprintf
(
"Usage: pwm_enable 1
\n
"
);
rt_kprintf
(
"Usage: pwm_enable
pwm1
1
\n
"
);
result
=
-
RT_ERROR
;
goto
_exit
;
}
result
=
rt_pwm_enable
(
atoi
(
argv
[
1
]));
device
=
(
struct
rt_device_pwm
*
)
rt_device_find
(
argv
[
1
]);
if
(
!
device
)
{
result
=
-
RT_EIO
;
goto
_exit
;
}
result
=
rt_pwm_enable
(
device
,
atoi
(
argv
[
2
]));
_exit:
return
result
;
}
MSH_CMD_EXPORT
(
pwm_enable
,
pwm_enable
1
);
MSH_CMD_EXPORT
(
pwm_enable
,
pwm_enable
pwm1
1
);
static
int
pwm_disable
(
int
argc
,
char
**
argv
)
{
int
result
=
0
;
struct
rt_device_pwm
*
device
=
RT_NULL
;
if
(
argc
!=
3
)
{
rt_kprintf
(
"Usage: pwm_enable pwm1 1
\n
"
);
result
=
-
RT_ERROR
;
goto
_exit
;
}
device
=
(
struct
rt_device_pwm
*
)
rt_device_find
(
argv
[
1
]);
if
(
!
device
)
{
result
=
-
RT_EIO
;
goto
_exit
;
}
result
=
rt_pwm_disable
(
device
,
atoi
(
argv
[
2
]));
_exit:
return
result
;
}
MSH_CMD_EXPORT
(
pwm_disable
,
pwm_disable
pwm1
1
);
static
int
pwm_set
(
int
argc
,
char
**
argv
)
{
int
result
=
0
;
struct
rt_device_pwm
*
device
=
RT_NULL
;
if
(
argc
!=
4
)
if
(
argc
!=
5
)
{
rt_kprintf
(
"Usage: pwm_set 1 100 50
\n
"
);
rt_kprintf
(
"Usage: pwm_set
pwm1
1 100 50
\n
"
);
result
=
-
RT_ERROR
;
goto
_exit
;
}
result
=
rt_pwm_set
(
atoi
(
argv
[
1
]),
atoi
(
argv
[
2
]),
atoi
(
argv
[
3
]));
device
=
(
struct
rt_device_pwm
*
)
rt_device_find
(
argv
[
1
]);
if
(
!
device
)
{
result
=
-
RT_EIO
;
goto
_exit
;
}
result
=
rt_pwm_set
(
device
,
atoi
(
argv
[
2
]),
atoi
(
argv
[
3
]),
atoi
(
argv
[
4
]));
_exit:
return
result
;
...
...
@@ -209,6 +261,4 @@ _exit:
MSH_CMD_EXPORT
(
pwm_set
,
pwm_set
1
100
50
);
#endif
/* FINSH_USING_MSH */
#endif
/* RT_USING_FINSH */
编辑
预览
Markdown
is supported
0%
请重试
或
添加新附件
.
添加附件
取消
You are about to add
0
people
to the discussion. Proceed with caution.
先完成此消息的编辑!
取消
想要评论请
注册
或
登录