gpio_params.h
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1 /*
2  * Copyright (C) Inria 2017
3  *
4  * This file is subject to the terms and conditions of the GNU Lesser
5  * General Public License v2.1. See the file LICENSE in the top level
6  * directory for more details.
7  */
8 
19 #ifndef GPIO_PARAMS_H
20 #define GPIO_PARAMS_H
21 
22 #include "board.h"
23 #include "saul/periph.h"
24 
25 #ifdef __cplusplus
26 extern "C" {
27 #endif
28 
32 static const saul_gpio_params_t saul_gpio_params[] =
33 {
34 #ifdef AUTO_INIT_LED0
35  /* The LED pin is also used for SPI, so we enable it
36  only if explicitly wanted by the user */
37  {
38  .name = "LD1",
39  .pin = LED0_PIN,
40  .mode = GPIO_OUT
41  },
42 #endif
43  {
44  .name = "LD2",
45  .pin = LED1_PIN,
46  .mode = GPIO_OUT
47  },
48  {
49  .name = "Button(B1 User)",
50  .pin = BTN_B1_PIN,
51  .mode = GPIO_IN_PU,
52  .flags = SAUL_GPIO_INVERTED
53  }
54 };
55 
56 #ifdef __cplusplus
57 }
58 #endif
59 
60 #endif /* GPIO_PARAMS_H */
61 
periph.h
Parameter definitions for mapping peripherals directly to SAUL.
GPIO_OUT
@ GPIO_OUT
configure as output in push-pull mode
Definition: gpio.h:122
saul_gpio_params
static const saul_gpio_params_t saul_gpio_params[]
GPIO pin configuration.
Definition: gpio_params.h:32
GPIO_IN_PU
@ GPIO_IN_PU
configure as input with pull-up resistor
Definition: gpio.h:121
saul_gpio_params_t::name
const char * name
name of the device connected to this pin
Definition: periph.h:52
board.h
Board specific definitions for the ST B-L475E-IOT01A board.
BTN_B1_PIN
#define BTN_B1_PIN
User button.
Definition: board.h:89
saul_gpio_params_t
Direct mapped GPIO configuration values.
Definition: periph.h:51
SAUL_GPIO_INVERTED
@ SAUL_GPIO_INVERTED
pin is used as inverted
Definition: periph.h:43