libopencm3
A free/libre/open-source firmware library for various ARM Cortex-M3 microcontrollers.
g4/gpio.h
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1/** @defgroup gpio_defines GPIO Defines
2 *
3 * @brief <b>Defined Constants and Types for the STM32G4xx General Purpose I/O</b>
4 *
5 * @ingroup STM32G4xx_defines
6 *
7 * @version 1.0.0
8 *
9 * LGPL License Terms @ref lgpl_license
10 */
11
12/*
13 * This file is part of the libopencm3 project.
14 *
15 * This library is free software: you can redistribute it and/or modify
16 * it under the terms of the GNU Lesser General Public License as published by
17 * the Free Software Foundation, either version 3 of the License, or
18 * (at your option) any later version.
19 *
20 * This library is distributed in the hope that it will be useful,
21 * but WITHOUT ANY WARRANTY; without even the implied warranty of
22 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 * GNU Lesser General Public License for more details.
24 *
25 * You should have received a copy of the GNU Lesser General Public License
26 * along with this library. If not, see <http://www.gnu.org/licenses/>.
27 */
28
29/**@{*/
30#ifndef LIBOPENCM3_GPIO_H
31#define LIBOPENCM3_GPIO_H
32
34
35/** GPIO Bit Reset Registers GPIOx_BRR
36 * @{
37 */
38#define GPIO_BRR(port) MMIO32((port) + 0x28)
39#define GPIOA_BRR GPIO_BRR(GPIOA)
40#define GPIOB_BRR GPIO_BRR(GPIOB)
41#define GPIOC_BRR GPIO_BRR(GPIOC)
42#define GPIOD_BRR GPIO_BRR(GPIOD)
43#define GPIOE_BRR GPIO_BRR(GPIOE)
44#define GPIOF_BRR GPIO_BRR(GPIOF)
45#define GPIOG_BRR GPIO_BRR(GPIOG)
46#define GPIOH_BRR GPIO_BRR(GPIOH)
47/**@}*/
48
49/** @defgroup gpio_speed GPIO Output Pin Speed
50@{*/
51#define GPIO_OSPEED_LOW 0x0
52#define GPIO_OSPEED_MED 0x1
53#define GPIO_OSPEED_HIGH 0x2
54#define GPIO_OSPEED_VERYHIGH 0x3
55/**@}*/
56
58
60
61#endif
62/**@}*/
#define END_DECLS
Definition: common.h:34
#define BEGIN_DECLS
Definition: common.h:33