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615f0113
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体验新版 GitCode,发现更多精彩内容 >>
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615f0113
编写于
11月 20, 2018
作者:
B
Bernard Xiong
提交者:
GitHub
11月 20, 2018
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差异文件
Merge pull request #1986 from ErnestChen1/master
[add] adc framework
上级
c8d38b79
04994452
变更
5
显示空白变更内容
内联
并排
Showing
5 changed file
with
273 addition
and
1 deletion
+273
-1
components/drivers/Kconfig
components/drivers/Kconfig
+4
-0
components/drivers/include/drivers/adc.h
components/drivers/include/drivers/adc.h
+42
-0
components/drivers/include/rtdevice.h
components/drivers/include/rtdevice.h
+4
-0
components/drivers/misc/SConscript
components/drivers/misc/SConscript
+4
-1
components/drivers/misc/adc.c
components/drivers/misc/adc.c
+219
-0
未找到文件。
components/drivers/Kconfig
浏览文件 @
615f0113
...
...
@@ -72,6 +72,10 @@ config RT_USING_PIN
bool "Using generic GPIO device drivers"
default y
config RT_USING_ADC
bool "Using ADC device drivers"
default n
config RT_USING_PWM
bool "Using PWM device drivers"
default n
...
...
components/drivers/include/drivers/adc.h
0 → 100644
浏览文件 @
615f0113
/*
* Copyright (c) 2006-2018, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2018-05-07 aozima the first version
* 2018-11-16 Ernest Chen add finsh command and update adc function
*/
#ifndef __ADC_H__
#define __ADC_H__
#include <rtthread.h>
struct
rt_adc_device
;
struct
rt_adc_ops
{
rt_err_t
(
*
enabled
)(
struct
rt_adc_device
*
device
,
rt_uint32_t
channel
,
rt_bool_t
enabled
);
rt_err_t
(
*
convert
)(
struct
rt_adc_device
*
device
,
rt_uint32_t
channel
,
rt_uint32_t
*
value
);
};
struct
rt_adc_device
{
struct
rt_device
parent
;
const
struct
rt_adc_ops
*
ops
;
};
typedef
struct
rt_adc_device
*
rt_adc_device_t
;
typedef
enum
{
RT_ADC_CMD_ENABLE
,
RT_ADC_CMD_DISABLE
,
}
rt_adc_cmd_t
;
rt_err_t
rt_hw_adc_register
(
rt_adc_device_t
adc
,
const
char
*
name
,
const
struct
rt_adc_ops
*
ops
,
const
void
*
user_data
);
rt_uint32_t
rt_adc_read
(
rt_adc_device_t
dev
,
rt_uint32_t
channel
);
rt_err_t
rt_adc_enable
(
rt_adc_device_t
dev
,
rt_uint32_t
channel
);
rt_err_t
rt_adc_disable
(
rt_adc_device_t
dev
,
rt_uint32_t
channel
);
#endif
/* __ADC_H__ */
components/drivers/include/rtdevice.h
浏览文件 @
615f0113
...
...
@@ -99,6 +99,10 @@ extern "C" {
#include "drivers/cputime.h"
#endif
#ifdef RT_USING_ADC
#include "drivers/adc.h"
#endif
#ifdef RT_USING_PWM
#include "drivers/rt_drv_pwm.h"
#endif
...
...
components/drivers/misc/SConscript
浏览文件 @
615f0113
...
...
@@ -8,6 +8,9 @@ group = []
if
GetDepend
([
'RT_USING_PIN'
]):
src
=
src
+
[
'pin.c'
]
if
GetDepend
([
'RT_USING_ADC'
]):
src
=
src
+
[
'adc.c'
]
if
GetDepend
([
'RT_USING_PWM'
]):
src
=
src
+
[
'rt_drv_pwm.c'
]
...
...
components/drivers/misc/adc.c
0 → 100644
浏览文件 @
615f0113
/*
* Copyright (c) 2006-2018, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2018-05-07 aozima the first version
* 2018-11-16 Ernest Chen add finsh command and update adc function
*/
#include <rtthread.h>
#include <rtdevice.h>
#include <string.h>
#include <stdlib.h>
#define DBG_ENABLE
#define DBG_SECTION_NAME "adc"
#define DBG_LEVEL DBG_INFO
#define DBG_COLOR
#include <rtdbg.h>
static
rt_size_t
_adc_read
(
rt_device_t
dev
,
rt_off_t
pos
,
void
*
buffer
,
rt_size_t
size
)
{
rt_err_t
result
=
RT_EOK
;
rt_size_t
i
;
struct
rt_adc_device
*
adc
=
(
struct
rt_adc_device
*
)
dev
;
rt_uint32_t
*
value
=
(
rt_uint32_t
*
)
buffer
;
for
(
i
=
0
;
i
<
size
;
i
+=
sizeof
(
int
))
{
result
=
adc
->
ops
->
convert
(
adc
,
pos
+
i
,
value
);
if
(
result
!=
RT_EOK
)
{
return
0
;
}
value
++
;
}
return
i
;
}
static
rt_err_t
_adc_control
(
rt_device_t
dev
,
int
cmd
,
void
*
args
)
{
rt_err_t
result
=
RT_EOK
;
rt_adc_device_t
adc
=
(
struct
rt_adc_device
*
)
dev
;
if
(
adc
->
ops
->
enabled
!=
RT_NULL
)
{
return
-
RT_ENOSYS
;
}
if
(
cmd
==
RT_ADC_CMD_ENABLE
)
{
result
=
adc
->
ops
->
enabled
(
adc
,
(
rt_uint32_t
)
args
,
RT_TRUE
);
}
else
if
(
cmd
==
RT_ADC_CMD_DISABLE
)
{
result
=
adc
->
ops
->
enabled
(
adc
,
(
rt_uint32_t
)
args
,
RT_FALSE
);
}
return
result
;
}
rt_err_t
rt_hw_adc_register
(
rt_adc_device_t
device
,
const
char
*
name
,
const
struct
rt_adc_ops
*
ops
,
const
void
*
user_data
)
{
rt_err_t
result
=
RT_EOK
;
RT_ASSERT
(
ops
!=
RT_NULL
&&
ops
->
convert
!=
RT_NULL
);
device
->
parent
.
type
=
RT_Device_Class_Miscellaneous
;
device
->
parent
.
init
=
RT_NULL
;
device
->
parent
.
open
=
RT_NULL
;
device
->
parent
.
close
=
RT_NULL
;
device
->
parent
.
read
=
_adc_read
;
device
->
parent
.
write
=
RT_NULL
;
device
->
parent
.
control
=
_adc_control
;
device
->
ops
=
ops
;
device
->
parent
.
user_data
=
(
void
*
)
user_data
;
result
=
rt_device_register
(
&
device
->
parent
,
name
,
RT_DEVICE_FLAG_RDWR
);
return
result
;
}
rt_uint32_t
rt_adc_read
(
rt_adc_device_t
dev
,
rt_uint32_t
channel
)
{
rt_uint32_t
value
;
RT_ASSERT
(
dev
);
dev
->
ops
->
convert
(
dev
,
channel
,
&
value
);
return
value
;
}
rt_err_t
rt_adc_enable
(
rt_adc_device_t
dev
,
rt_uint32_t
channel
)
{
rt_err_t
result
=
RT_EOK
;
RT_ASSERT
(
dev
);
if
(
dev
->
ops
->
enabled
!=
RT_NULL
)
{
result
=
dev
->
ops
->
enabled
(
dev
,
channel
,
RT_TRUE
);
}
else
{
result
=
-
RT_ENOSYS
;
}
return
result
;
}
rt_err_t
rt_adc_disable
(
rt_adc_device_t
dev
,
rt_uint32_t
channel
)
{
rt_err_t
result
=
RT_EOK
;
RT_ASSERT
(
dev
);
if
(
dev
->
ops
->
enabled
!=
RT_NULL
)
{
result
=
dev
->
ops
->
enabled
(
dev
,
channel
,
RT_FALSE
);
}
else
{
result
=
-
RT_ENOSYS
;
}
return
result
;
}
#ifdef FINSH_USING_MSH
static
int
adc
(
int
argc
,
char
**
argv
)
{
int
value
=
0
;
int
result
=
RT_EOK
;
static
rt_adc_device_t
adc_device
=
RT_NULL
;
char
*
result_str
;
if
(
argc
>
1
)
{
if
(
!
strcmp
(
argv
[
1
],
"probe"
))
{
if
(
argc
==
3
)
{
adc_device
=
(
rt_adc_device_t
)
rt_device_find
(
argv
[
2
]);
result_str
=
(
adc_device
==
RT_NULL
)
?
"failure"
:
"success"
;
rt_kprintf
(
"probe %s %s
\n
"
,
argv
[
2
],
result_str
);
}
else
{
rt_kprintf
(
"adc probe <adc_name> - probe adc by name
\n
"
);
}
}
else
{
if
(
adc_device
==
RT_NULL
)
{
rt_kprintf
(
"Please using 'adc probe <adc_name>' first
\n
"
);
return
-
RT_ERROR
;
}
if
(
!
strcmp
(
argv
[
1
],
"enable"
))
{
if
(
argc
==
3
)
{
result
=
rt_adc_enable
(
adc_device
,
atoi
(
argv
[
2
]));
result_str
=
(
result
==
RT_EOK
)
?
"success"
:
"failure"
;
rt_kprintf
(
"%s channel %d enables %s
\n
"
,
adc_device
->
parent
.
parent
.
name
,
atoi
(
argv
[
2
]),
result_str
);
}
else
{
rt_kprintf
(
"adc enable <channel> - enable adc channel
\n
"
);
}
}
else
if
(
!
strcmp
(
argv
[
1
],
"read"
))
{
if
(
argc
==
3
)
{
value
=
rt_adc_read
(
adc_device
,
atoi
(
argv
[
2
]));
rt_kprintf
(
"%s channel %d read value is 0x%08X
\n
"
,
adc_device
->
parent
.
parent
.
name
,
atoi
(
argv
[
2
]),
value
);
}
else
{
rt_kprintf
(
"adc read <channel> - read adc value on the channel
\n
"
);
}
}
else
if
(
!
strcmp
(
argv
[
1
],
"disable"
))
{
if
(
argc
==
3
)
{
result
=
rt_adc_disable
(
adc_device
,
atoi
(
argv
[
2
]));
result_str
=
(
result
==
RT_EOK
)
?
"success"
:
"failure"
;
rt_kprintf
(
"%s channel %d disable %s
\n
"
,
adc_device
->
parent
.
parent
.
name
,
atoi
(
argv
[
2
]),
result_str
);
}
else
{
rt_kprintf
(
"adc disable <channel> - disable adc channel
\n
"
);
}
}
else
{
rt_kprintf
(
"Unknown command. Please enter 'adc' for help
\n
"
);
}
}
}
else
{
rt_kprintf
(
"Usage:
\n
"
);
rt_kprintf
(
"adc probe <adc_name> - probe adc by name
\n
"
);
rt_kprintf
(
"adc read <channel> - read adc value on the channel
\n
"
);
rt_kprintf
(
"adc disable <channel> - disable adc channel
\n
"
);
rt_kprintf
(
"adc enable <channel> - enable adc channel
\n
"
);
result
=
-
RT_ERROR
;
}
return
RT_EOK
;
}
MSH_CMD_EXPORT
(
adc
,
adc
function
);
#endif
/* FINSH_USING_MSH */
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