amiro-lld / source / alld_led.c @ 8c47f14b
History | View | Annotate | Download (2.35 KB)
1 |
/*
|
---|---|
2 |
AMiRo-LLD is a compilation of low-level hardware drivers for the Autonomous Mini Robot (AMiRo) platform.
|
3 |
Copyright (C) 2016..2019 Thomas Schöpping et al.
|
4 |
|
5 |
This program is free software: you can redistribute it and/or modify
|
6 |
it under the terms of the GNU Lesser General Public License as published by
|
7 |
the Free Software Foundation, either version 3 of the License, or
|
8 |
(at your option) any later version.
|
9 |
|
10 |
This program is distributed in the hope that it will be useful,
|
11 |
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
12 |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
13 |
GNU Lesser General Public License for more details.
|
14 |
|
15 |
You should have received a copy of the GNU Lesser General Public License
|
16 |
along with this program. If not, see <http://www.gnu.org/licenses/>.
|
17 |
*/
|
18 |
|
19 |
/**
|
20 |
* @file alld_led.c
|
21 |
* @brief Led function implementations.
|
22 |
*
|
23 |
* @addtogroup lld_led
|
24 |
* @{
|
25 |
*/
|
26 |
|
27 |
#include <alld_led.h> |
28 |
|
29 |
#if defined(AMIROLLD_CFG_USE_LED) || defined(__DOXYGEN__)
|
30 |
|
31 |
/**
|
32 |
* @brief Set the LED to a specific state.
|
33 |
* @param[in] ledp The LED driver object.
|
34 |
* @param[in] led_state The state to set the LED to.
|
35 |
* @return An indicator whether the call was successful.
|
36 |
*/
|
37 |
inline apalExitStatus_t
|
38 |
led_lld_set(const LEDDriver* const led, const led_lld_state_t state) |
39 |
{ |
40 |
apalDbgAssert(led != NULL);
|
41 |
|
42 |
return apalControlGpioSet(led->gpio, (state == LED_LLD_STATE_ON) ? APAL_GPIO_ON : APAL_GPIO_OFF);
|
43 |
} |
44 |
|
45 |
/**
|
46 |
* @brief Get the current status of the LED.
|
47 |
* @param[in] ledp The LED driver object.
|
48 |
* @param[out] led_state The state object to fill.
|
49 |
* @return An indicator whether the call was successful.
|
50 |
*/
|
51 |
inline apalExitStatus_t
|
52 |
led_lld_get(const LEDDriver* const led, led_lld_state_t* const state) |
53 |
{ |
54 |
apalDbgAssert(led != NULL);
|
55 |
apalDbgAssert(state != NULL);
|
56 |
|
57 |
apalControlGpioState_t gpio_state; |
58 |
apalExitStatus_t status = apalControlGpioGet(led->gpio, &gpio_state); |
59 |
*state = gpio_state == APAL_GPIO_ON ? LED_LLD_STATE_ON : LED_LLD_STATE_OFF; |
60 |
return status;
|
61 |
} |
62 |
|
63 |
/**
|
64 |
* @brief Toggle the LED.
|
65 |
* @param[in] ledp The LED driver object.
|
66 |
* @return An indicator whether the call was successful.
|
67 |
*/
|
68 |
inline apalExitStatus_t
|
69 |
led_lld_toggle(const LEDDriver* const led) |
70 |
{ |
71 |
apalDbgAssert(led != NULL);
|
72 |
|
73 |
return apalGpioToggle(led->gpio->gpio);
|
74 |
} |
75 |
|
76 |
#endif /* defined(AMIROLLD_CFG_USE_LED) */ |
77 |
|
78 |
/** @} */
|