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Diffstat (limited to 'libmaple/stm32f2/include')
-rw-r--r-- | libmaple/stm32f2/include/series/usart.h | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/libmaple/stm32f2/include/series/usart.h b/libmaple/stm32f2/include/series/usart.h new file mode 100644 index 0000000..9b18b9c --- /dev/null +++ b/libmaple/stm32f2/include/series/usart.h @@ -0,0 +1,103 @@ +/****************************************************************************** + * The MIT License + * + * Copyright (c) 2012 LeafLabs, LLC. + * + * Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation the rights to use, copy, + * modify, merge, publish, distribute, sublicense, and/or sell copies + * of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + *****************************************************************************/ + +/** + * @file libmaple/stm32f2/usart.h + * @author Marti Bolivar <mbolivar@leaflabs.com> + * @brief STM32F2 USART header. + */ + +#ifndef _LIBMAPLE_STM32F2_USART_H_ +#define _LIBMAPLE_STM32F2_USART_H_ + +#ifdef __cplusplus +extern "C"{ +#endif + +/* + * Register map base pointers. + */ + +struct usart_reg_map; + +/** USART1 register map base pointer */ +#define USART1_BASE ((struct usart_reg_map*)0x40011000) +/** USART2 register map base pointer */ +#define USART2_BASE ((struct usart_reg_map*)0x40004400) +/** USART3 register map base pointer */ +#define USART3_BASE ((struct usart_reg_map*)0x40004800) +/** UART4 register map base pointer */ +#define UART4_BASE ((struct usart_reg_map*)0x40004C00) +/** UART5 register map base pointer */ +#define UART5_BASE ((struct usart_reg_map*)0x40005000) +/** USART6 register map base pointer */ +#define USART6_BASE ((struct usart_reg_map*)0x40011400) + +/* + * F2-only register bit definitions. + */ + +/* Control register 1 */ + +/** + * @brief Oversampling mode bit. + * Availability: STM32F2. */ +#define USART_CR1_OVER8_BIT 15 + +/** + * @brief Oversampling mode. + * Availability: STM32F2. */ +#define USART_CR1_OVER8 (1U << USART_CR1_OVER8_BIT) + +/* Control register 3 */ + +/** One sample bit method enable bit. */ +#define USART_CR3_ONEBIT_BIT 11 + +/** One bit sample method enable. */ +#define USART_CR3_ONEBIT (1 << USART_CR3_ONEBIT_BIT) +/** Sample method: Three sample bit method. */ +#define USART_CR3_ONEBIT_3SAMPLE (0 << USART_CR3_ONEBIT_BIT) +/** Sample method: One sample bit method. */ +#define USART_CR3_ONEBIT_1SAMPLE (1 << USART_CR3_ONEBIT_BIT) + +/* + * Devices + */ + +struct usart_dev; +extern struct usart_dev *USART1; +extern struct usart_dev *USART2; +extern struct usart_dev *USART3; +extern struct usart_dev *UART4; +extern struct usart_dev *UART5; +extern struct usart_dev *USART6; + +#ifdef __cplusplus +} +#endif + +#endif |