diff options
Diffstat (limited to 'bsps/arm/atsam/include/libchip/include/pwmc.h')
| -rw-r--r-- | bsps/arm/atsam/include/libchip/include/pwmc.h | 137 |
1 files changed, 137 insertions, 0 deletions
diff --git a/bsps/arm/atsam/include/libchip/include/pwmc.h b/bsps/arm/atsam/include/libchip/include/pwmc.h new file mode 100644 index 0000000000..fccfb15556 --- /dev/null +++ b/bsps/arm/atsam/include/libchip/include/pwmc.h @@ -0,0 +1,137 @@ +/* ---------------------------------------------------------------------------- */ +/* Atmel Microcontroller Software Support */ +/* SAM Software Package License */ +/* ---------------------------------------------------------------------------- */ +/* Copyright (c) 2015, Atmel Corporation */ +/* */ +/* All rights reserved. */ +/* */ +/* Redistribution and use in source and binary forms, with or without */ +/* modification, are permitted provided that the following condition is met: */ +/* */ +/* - Redistributions of source code must retain the above copyright notice, */ +/* this list of conditions and the disclaimer below. */ +/* */ +/* Atmel's name may not be used to endorse or promote products derived from */ +/* this software without specific prior written permission. */ +/* */ +/* DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR */ +/* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF */ +/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE */ +/* DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT, */ +/* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT */ +/* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, */ +/* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF */ +/* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING */ +/* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, */ +/* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ +/* ---------------------------------------------------------------------------- */ + +/** + * \file + * + * \par Purpose + * + * Interface for configuration the Pulse Width Modulation Controller (PWM) + * peripheral. + * + * \par Usage + * + * -# Configures PWM clocks A & B to run at the given frequencies using + * \ref PWMC_ConfigureClocks(). + * -# Configure PWMC channel using \ref PWMC_ConfigureChannel(), + * \ref PWMC_ConfigureChannelExt() + * \ref PWMC_SetPeriod(), \ref PWMC_SetDutyCycle() and + * \ref PWMC_SetDeadTime(). + * -# Enable & disable channel using \ref PWMC_EnableChannel() and + * \ref PWMC_DisableChannel(). + * -# Enable & disable the period interrupt for the given PWM channel using + * \ref PWMC_EnableChannelIt() and \ref PWMC_DisableChannelIt(). + * -# Enable & disable the selected interrupts sources on a PWMC peripheral + * using \ref PWMC_EnableIt() and \ref PWMC_DisableIt(). + * -# Control synchronous channel using \ref PWMC_ConfigureSyncChannel(), + * \ref PWMC_SetSyncChannelUpdatePeriod() and + * \ref PWMC_SetSyncChannelUpdateUnlock(). + * -# Control PWM override output using \ref PWMC_SetOverrideValue(), + * \ref PWMC_EnableOverrideOutput() and \ref PWMC_DisableOverrideOutput(). + * -# Send data through the transmitter using \ref PWMC_WriteBuffer(). + * + */ + +#ifndef _PWMC_ +#define _PWMC_ + +/*---------------------------------------------------------------------------- + * Headers + *----------------------------------------------------------------------------*/ + +#include "chip.h" + +#include <stdint.h> + +#ifdef __cplusplus +extern "C" { +#endif + +/*---------------------------------------------------------------------------- + * Exported functions + *----------------------------------------------------------------------------*/ + +extern void PWMC_ConfigureChannel( + Pwm *pPwm, + uint8_t channel, + uint32_t prescaler, + uint32_t alignment, + uint32_t polarity); +extern void PWMC_ConfigureChannelExt( + Pwm *pPwm, + uint8_t channel, + uint32_t prescaler, + uint32_t alignment, + uint32_t polarity, + uint32_t countEventSelect, + uint32_t DTEnable, + uint32_t DTHInverte, + uint32_t DTLInverte); +extern void PWMC_ConfigureClocks(Pwm *pPwm, uint32_t clka, uint32_t clkb, + uint32_t mck); +extern void PWMC_SetPeriod(Pwm *pPwm, uint8_t channel, uint16_t period); +extern void PWMC_SetDutyCycle(Pwm *pPwm, uint8_t channel, uint16_t duty); +extern void PWMC_SetDeadTime(Pwm *pPwm, uint8_t channel, uint16_t timeH, + uint16_t timeL); +extern void PWMC_ConfigureSyncChannel(Pwm *pPwm, + uint32_t channels, + uint32_t updateMode, + uint32_t requestMode, + uint32_t requestComparisonSelect); +extern void PWMC_SetSyncChannelUpdatePeriod(Pwm *pPwm, uint8_t period); +extern void PWMC_SetSyncChannelUpdateUnlock(Pwm *pPwm); +extern void PWMC_EnableChannel(Pwm *pPwm, uint8_t channel); +extern void PWMC_DisableChannel(Pwm *pPwm, uint8_t channel); +extern void PWMC_EnableChannelIt(Pwm *pPwm, uint8_t channel); +extern void PWMC_DisableChannelIt(Pwm *pPwm, uint8_t channel); +extern void PWMC_EnableIt(Pwm *pPwm, uint32_t sources1, uint32_t sources2); +extern void PWMC_DisableIt(Pwm *pPwm, uint32_t sources1, uint32_t sources2); +extern uint8_t PWMC_WriteBuffer(Pwm *pwmc, + void *buffer, + uint32_t length); +extern void PWMC_SetOverrideValue(Pwm *pPwm, uint32_t value); +extern void PWMC_EnableOverrideOutput(Pwm *pPwm, uint32_t value, + uint32_t sync); +extern void PWMC_OutputOverrideSelection(Pwm *pPwm, uint32_t value); +extern void PWMC_DisableOverrideOutput(Pwm *pPwm, uint32_t value, + uint32_t sync); +extern void PWMC_SetFaultMode(Pwm *pPwm, uint32_t mode); +extern void PWMC_FaultClear(Pwm *pPwm, uint32_t fault); +extern void PWMC_SetFaultProtectionValue(Pwm *pPwm, uint32_t value); +extern void PWMC_EnableFaultProtection(Pwm *pPwm, uint32_t value); +extern void PWMC_ConfigureComparisonUnit(Pwm *pPwm, uint32_t x, + uint32_t value, uint32_t mode); +extern void PWMC_ConfigureEventLineMode(Pwm *pPwm, uint32_t x, uint32_t mode); +extern uint32_t PWMC_GetStatus2(Pwm *pPwm); +#ifdef __cplusplus +} +#endif + +#endif /* #ifndef _PWMC_ */ + |