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/******************************************************************************
* The MIT License
*
* Copyright (c) 2010, 2011 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/stm32f1/stm32.h
* @brief STM32F1 chip- and series-specific definitions.
*/
#ifndef _LIBMAPLE_STM32F1_H_
#define _LIBMAPLE_STM32F1_H_
#ifdef __cplusplus
extern "C" {
#endif
#define STM32_MCU_SERIES STM32_SERIES_F1
/* The STM32F1 series is subdivided into "lines". libmaple currently
* officially supports STM32F103 performance line MCUs (see the
* MCU-specific value section below).
*
* You can use these F1 line defines if porting libmaple to support
* MCUs on other lines. */
#define STM32_F1_LINE_PERFORMANCE 0
#define STM32_F1_LINE_VALUE 1
#define STM32_F1_LINE_ACCESS 2
#define STM32_F1_LINE_CONNECTIVITY 3
/*
* MCU-specific values.
*
* You can use this section to override any of the below settings on a
* per-MCU basis. For example, if your MCU has different STM32_PCLK1
* or STM32_PCLK2 values, you can set them here and the values for
* STM32F103 microcontrollers set below won't take effect.
*/
#if defined(MCU_STM32F103RB)
# define STM32_F1_LINE STM32_F1_LINE_PERFORMANCE
# define STM32_NR_GPIO_PORTS 4
# define STM32_SRAM_END ((void*)0x20005000)
# define STM32_MEDIUM_DENSITY
#elif defined(MCU_STM32F103ZE)
# define STM32_F1_LINE STM32_F1_LINE_PERFORMANCE
# define STM32_NR_GPIO_PORTS 7
# define STM32_SRAM_END ((void*)0x20010000)
# define STM32_HIGH_DENSITY
#elif defined(MCU_STM32F103CB)
# define STM32_F1_LINE STM32_F1_LINE_PERFORMANCE
/* This STM32_NR_GPIO_PORTS is not strictly true, but only pins 0
* and exist, and they're used for OSC (e.g. on e.g. LeafLabs
* Maple Mini), so we'll live with this for now. */
# define STM32_NR_GPIO_PORTS 3
# define STM32_SRAM_END ((void*)0x20005000)
# define STM32_MEDIUM_DENSITY
#elif defined(MCU_STM32F103RE)
# define STM32_F1_LINE STM32_F1_LINE_PERFORMANCE
# define STM32_NR_GPIO_PORTS 4
# define STM32_SRAM_END ((void*)0x20010000)
# define STM32_HIGH_DENSITY
#else
#error "Unrecognized STM32F1 MCU, or no MCU specified. Add something like " \
"-DMCU_STM32F103RB to your compiler arguments."
#endif
/*
* Derived values.
*/
#if STM32_F1_LINE == STM32_F1_LINE_PERFORMANCE
/* All supported performance line MCUs have a USB peripheral */
# define STM32_HAVE_USB 1
# ifdef STM32_MEDIUM_DENSITY
# define STM32_NR_INTERRUPTS 43
# define STM32_HAVE_FSMC 0
# elif defined(STM32_HIGH_DENSITY)
# define STM32_NR_INTERRUPTS 60
# define STM32_HAVE_FSMC 1
# endif
#elif STM32_F1_LINE == STM32_F1_LINE_VALUE
/* Value line MCUs don't have USB peripherals. */
# define STM32_HAVE_USB 0
# ifdef STM32_MEDIUM_DENSITY
# define STM32_NR_INTERRUPTS 56
# define STM32_HAVE_FSMC 0
# elif defined(STM32_HIGH_DENSITY)
/* 61 interrupts here counts the possibility for a remapped
* DMA2 channel 5 IRQ occurring at NVIC index 60. */
# define STM32_NR_INTERRUPTS 61
# define STM32_HAVE_FSMC 1
# endif
#endif
/*
* Clock configuration.
*
* We've currently got values for F103 MCUs operating at the fastest
* possible speeds.
*
* You can patch these for your line, MCU, clock configuration,
* etc. here or by setting cflags when compiling libmaple.
*/
#if STM32_F1_LINE == STM32_F1_LINE_PERFORMANCE
# ifndef STM32_PCLK1
# define STM32_PCLK1 36000000U
# endif
# ifndef STM32_PCLK2
# define STM32_PCLK2 72000000U
# endif
# ifndef STM32_DELAY_US_MULT
# define STM32_DELAY_US_MULT 12 /* FIXME: value is incorrect. */
# endif
#elif STM32_F1_LINE == STM32_F1_LINE_VALUE /* TODO */
#elif STM32_F1_LINE == STM32_F1_LINE_ACCESS /* TODO */
#elif STM32_F1_LINE == STM32_F1_LINE_CONNECTIVITY /* TODO */
#endif
/* Make sure we have the F1-specific defines we need. */
#if !defined(STM32_F1_LINE)
#error "Bad STM32F1 configuration. Check STM32F1 <series/stm32.h> header."
#endif
#ifdef __cplusplus
}
#endif
#endif
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