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Diffstat (limited to 'libopencm3/include/libopencm3/stm32/common/timer_common_f24.h')
-rw-r--r-- | libopencm3/include/libopencm3/stm32/common/timer_common_f24.h | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/libopencm3/include/libopencm3/stm32/common/timer_common_f24.h b/libopencm3/include/libopencm3/stm32/common/timer_common_f24.h new file mode 100644 index 0000000..67ba593 --- /dev/null +++ b/libopencm3/include/libopencm3/stm32/common/timer_common_f24.h @@ -0,0 +1,114 @@ +/** @addtogroup timer_defines + +@author @htmlonly © @endhtmlonly 2011 Fergus Noble <fergusnoble@gmail.com> + +*/ + +/* + * This file is part of the libopencm3 project. + * + * Copyright (C) 2011 Fergus Noble <fergusnoble@gmail.com> + * + * This library is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with this library. If not, see <http://www.gnu.org/licenses/>. + */ + +/* THIS FILE SHOULD NOT BE INCLUDED DIRECTLY, BUT ONLY VIA TIMER.H +The order of header inclusion is important. timer.h includes the device +specific memorymap.h header before including this header file.*/ + +/** @cond */ +#ifdef LIBOPENCM3_TIMER_H +/** @endcond */ +#ifndef LIBOPENCM3_TIMER_COMMON_F24_H +#define LIBOPENCM3_TIMER_COMMON_F24_H + +#include <libopencm3/stm32/common/timer_common_all.h> + +/* + * TIM2 and TIM5 are now 32bit and the following registers are now 32-bit wide: + * CNT, ARR, CCR1, CCR2, CCR3, CCR4 + */ + +/* Timer 2/5 option register (TIMx_OR) */ +#define TIM_OR(tim_base) MMIO32(tim_base + 0x50) +#define TIM2_OR TIM_OR(TIM2) +#define TIM5_OR TIM_OR(TIM5) + +/* --- TIM2_OR values ---------------------------------------------------- */ + +/* ITR1_RMP */ +/****************************************************************************/ +/** @defgroup tim2_opt_trigger_remap TIM2_OR Timer 2 Option Register Internal +Trigger 1 Remap + +Only available in F2 and F4 series. +@ingroup timer_defines + +@{*/ +/** Internal Trigger 1 remapped to timer 8 trigger out */ +#define TIM2_OR_ITR1_RMP_TIM8_TRGOU (0x0 << 10) +/** Internal Trigger 1 remapped to PTP trigger out */ +#define TIM2_OR_ITR1_RMP_PTP (0x1 << 10) +/** Internal Trigger 1 remapped to USB OTG FS SOF */ +#define TIM2_OR_ITR1_RMP_OTG_FS_SOF (0x2 << 10) +/** Internal Trigger 1 remapped to USB OTG HS SOF */ +#define TIM2_OR_ITR1_RMP_OTG_HS_SOF (0x3 << 10) +/**@}*/ +#define TIM2_OR_ITR1_RMP_MASK (0x3 << 10) + +/* --- TIM5_OR values ---------------------------------------------------- */ + +/* ITR4_RMP */ +/****************************************************************************/ +/** @defgroup tim5_opt_trigger_remap TIM5_OR Timer 5 Option Register Internal Trigger 4 Remap + +Only available in F2 and F4 series. +@ingroup timer_defines + +@{*/ +/** Internal Trigger 4 remapped to GPIO (see reference manual) */ +#define TIM5_OR_TI4_RMP_GPIO (0x0 << 6) +/** Internal Trigger 4 remapped to LSI internal clock */ +#define TIM5_OR_TI4_RMP_LSI (0x1 << 6) +/** Internal Trigger 4 remapped to LSE internal clock */ +#define TIM5_OR_TI4_RMP_LSE (0x2 << 6) +/** Internal Trigger 4 remapped to RTC output event */ +#define TIM5_OR_TI4_RMP_RTC (0x3 << 6) +/**@}*/ +#define TIM5_OR_TI4_RMP_MASK (0x3 << 6) + +/** Input Capture input polarity */ +enum tim_ic_pol { + TIM_IC_RISING, + TIM_IC_FALLING, + TIM_IC_BOTH, +}; + +/* --- Function prototypes ------------------------------------------------- */ + +BEGIN_DECLS + +void timer_set_option(uint32_t timer_peripheral, uint32_t option); +void timer_ic_set_polarity(uint32_t timer, enum tim_ic_id ic, + enum tim_ic_pol pol); + +END_DECLS + +#endif +/** @cond */ +#else +#warning "timer_common_f24.h should not be included directly, only via timer.h" +#endif +/** @endcond */ + |