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TASTE
uPython-mirror
Commits
3d191374
Commit
3d191374
authored
Apr 19, 2014
by
Damien George
Browse files
stmhal: Add pyb.Pin.init method to re-init GPIO pin mode.
parent
6e44381c
Changes
2
Hide whitespace changes
Inline
Side-by-side
stmhal/pin.c
View file @
3d191374
...
...
@@ -157,6 +157,8 @@ STATIC void pin_print(void (*print)(void *env, const char *fmt, ...), void *env,
print
(
env
,
"<Pin %s>"
,
self
->
name
);
}
STATIC
mp_obj_t
pin_obj_init
(
uint
n_args
,
mp_obj_t
*
args
);
// Pin constructor
STATIC
mp_obj_t
pin_make_new
(
mp_obj_t
self_in
,
uint
n_args
,
uint
n_kw
,
const
mp_obj_t
*
args
)
{
mp_check_nargs
(
n_args
,
1
,
3
,
n_kw
,
false
);
...
...
@@ -166,30 +168,11 @@ STATIC mp_obj_t pin_make_new(mp_obj_t self_in, uint n_args, uint n_kw, const mp_
if
(
n_args
>=
2
)
{
// pin mode given, so configure this GPIO
// get io mode
uint
mode
=
mp_obj_get_int
(
args
[
1
]);
if
(
!
IS_GPIO_MODE
(
mode
))
{
nlr_raise
(
mp_obj_new_exception_msg_varg
(
&
mp_type_ValueError
,
"invalid pin mode: %d"
,
mode
));
}
// get pull mode
uint
pull
=
GPIO_NOPULL
;
if
(
n_args
>=
3
)
{
pull
=
mp_obj_get_int
(
args
[
2
]);
if
(
!
IS_GPIO_PULL
(
pull
))
{
nlr_raise
(
mp_obj_new_exception_msg_varg
(
&
mp_type_ValueError
,
"invalid pin pull: %d"
,
pull
));
}
mp_obj_t
args2
[
3
]
=
{(
mp_obj_t
)
pin
,
args2
[
1
],
MP_OBJ_NULL
};
if
(
n_args
==
3
)
{
args2
[
2
]
=
args
[
2
];
}
// configure the GPIO as requested
GPIO_InitTypeDef
GPIO_InitStructure
;
GPIO_InitStructure
.
Pin
=
pin
->
pin_mask
;
GPIO_InitStructure
.
Mode
=
mode
;
GPIO_InitStructure
.
Pull
=
pull
;
GPIO_InitStructure
.
Speed
=
GPIO_SPEED_FAST
;
GPIO_InitStructure
.
Alternate
=
0
;
HAL_GPIO_Init
(
pin
->
gpio
,
&
GPIO_InitStructure
);
pin_obj_init
(
n_args
,
args2
);
}
return
(
mp_obj_t
)
pin
;
...
...
@@ -228,6 +211,37 @@ STATIC mp_obj_t pin_debug(uint n_args, mp_obj_t *args) {
STATIC
MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN
(
pin_debug_fun_obj
,
1
,
2
,
pin_debug
);
STATIC
MP_DEFINE_CONST_CLASSMETHOD_OBJ
(
pin_debug_obj
,
(
mp_obj_t
)
&
pin_debug_fun_obj
);
STATIC
mp_obj_t
pin_obj_init
(
uint
n_args
,
mp_obj_t
*
args
)
{
pin_obj_t
*
self
=
args
[
0
];
// get io mode
uint
mode
=
mp_obj_get_int
(
args
[
1
]);
if
(
!
IS_GPIO_MODE
(
mode
))
{
nlr_raise
(
mp_obj_new_exception_msg_varg
(
&
mp_type_ValueError
,
"invalid pin mode: %d"
,
mode
));
}
// get pull mode
uint
pull
=
GPIO_NOPULL
;
if
(
n_args
>=
3
)
{
pull
=
mp_obj_get_int
(
args
[
2
]);
if
(
!
IS_GPIO_PULL
(
pull
))
{
nlr_raise
(
mp_obj_new_exception_msg_varg
(
&
mp_type_ValueError
,
"invalid pin pull: %d"
,
pull
));
}
}
// configure the GPIO as requested
GPIO_InitTypeDef
GPIO_InitStructure
;
GPIO_InitStructure
.
Pin
=
self
->
pin_mask
;
GPIO_InitStructure
.
Mode
=
mode
;
GPIO_InitStructure
.
Pull
=
pull
;
GPIO_InitStructure
.
Speed
=
GPIO_SPEED_FAST
;
GPIO_InitStructure
.
Alternate
=
0
;
HAL_GPIO_Init
(
self
->
gpio
,
&
GPIO_InitStructure
);
return
mp_const_none
;
}
STATIC
MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN
(
pin_init_obj
,
2
,
3
,
pin_obj_init
);
STATIC
mp_obj_t
pin_value
(
uint
n_args
,
mp_obj_t
*
args
)
{
pin_obj_t
*
self
=
args
[
0
];
if
(
n_args
==
1
)
{
...
...
@@ -279,6 +293,7 @@ STATIC MP_DEFINE_CONST_FUN_OBJ_1(pin_pin_obj, pin_pin);
STATIC
const
mp_map_elem_t
pin_locals_dict_table
[]
=
{
// instance methods
{
MP_OBJ_NEW_QSTR
(
MP_QSTR_init
),
(
mp_obj_t
)
&
pin_init_obj
},
{
MP_OBJ_NEW_QSTR
(
MP_QSTR_value
),
(
mp_obj_t
)
&
pin_value_obj
},
{
MP_OBJ_NEW_QSTR
(
MP_QSTR_low
),
(
mp_obj_t
)
&
pin_low_obj
},
{
MP_OBJ_NEW_QSTR
(
MP_QSTR_high
),
(
mp_obj_t
)
&
pin_high_obj
},
...
...
stmhal/qstrdefsport.h
View file @
3d191374
...
...
@@ -50,6 +50,7 @@ Q(datetime)
Q
(
Pin
)
Q
(
PinAF
)
Q
(
PinNamed
)
Q
(
init
)
Q
(
value
)
Q
(
low
)
Q
(
high
)
...
...
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