Johannes Stratmann / mbed-dev

added prescaler for 16 bit pwm in LPC1347 target

Fork of mbed-dev by mbed official

targets/hal/TARGET_Atmel/common/utils/interrupt.h@147:ba84b7dc41a7, 2016-09-10 (annotated)

Committer:
JojoS
Date:
Sat Sep 10 15:32:04 2016 +0000
Revision:
147:ba84b7dc41a7
Parent:
144:ef7eb2e8f9f7 
added prescaler for 16 bit timers (solution as in LPC11xx), default prescaler 31 for max 28 ms period time

Who changed what in which revision?

UserRevisionLine numberNew contents of line
<> 144:ef7eb2e8f9f7 1 #ifndef UTILS_INTERRUPT_H
<> 144:ef7eb2e8f9f7 2 #define UTILS_INTERRUPT_H
<> 144:ef7eb2e8f9f7 3
<> 144:ef7eb2e8f9f7 4 #include <parts.h>
<> 144:ef7eb2e8f9f7 5
<> 144:ef7eb2e8f9f7 6 #if XMEGA || MEGA || TINY
<> 144:ef7eb2e8f9f7 7 # include "interrupt/interrupt_avr8.h"
<> 144:ef7eb2e8f9f7 8 #elif UC3
<> 144:ef7eb2e8f9f7 9 # include "interrupt/interrupt_avr32.h"
<> 144:ef7eb2e8f9f7 10 #elif SAM
<> 144:ef7eb2e8f9f7 11 # include "interrupt/interrupt_sam_nvic.h"
<> 144:ef7eb2e8f9f7 12 #else
<> 144:ef7eb2e8f9f7 13 # error Unsupported device.
<> 144:ef7eb2e8f9f7 14 #endif
<> 144:ef7eb2e8f9f7 15
<> 144:ef7eb2e8f9f7 16 /**
<> 144:ef7eb2e8f9f7 17 * \defgroup interrupt_group Global interrupt management
<> 144:ef7eb2e8f9f7 18 *
<> 144:ef7eb2e8f9f7 19 * This is a driver for global enabling and disabling of interrupts.
<> 144:ef7eb2e8f9f7 20 *
<> 144:ef7eb2e8f9f7 21 * @{
<> 144:ef7eb2e8f9f7 22 */
<> 144:ef7eb2e8f9f7 23
<> 144:ef7eb2e8f9f7 24 #if defined(__DOXYGEN__)
<> 144:ef7eb2e8f9f7 25 /**
<> 144:ef7eb2e8f9f7 26 * \def CONFIG_INTERRUPT_FORCE_INTC
<> 144:ef7eb2e8f9f7 27 * \brief Force usage of the ASF INTC driver
<> 144:ef7eb2e8f9f7 28 *
<> 144:ef7eb2e8f9f7 29 * Predefine this symbol when preprocessing to force the use of the ASF INTC driver.
<> 144:ef7eb2e8f9f7 30 * This is useful to ensure compatibility across compilers and shall be used only when required
<> 144:ef7eb2e8f9f7 31 * by the application needs.
<> 144:ef7eb2e8f9f7 32 */
<> 144:ef7eb2e8f9f7 33 # define CONFIG_INTERRUPT_FORCE_INTC
<> 144:ef7eb2e8f9f7 34 #endif
<> 144:ef7eb2e8f9f7 35
<> 144:ef7eb2e8f9f7 36 //! \name Global interrupt flags
<> 144:ef7eb2e8f9f7 37 //@{
<> 144:ef7eb2e8f9f7 38 /**
<> 144:ef7eb2e8f9f7 39 * \typedef irqflags_t
<> 144:ef7eb2e8f9f7 40 * \brief Type used for holding state of interrupt flag
<> 144:ef7eb2e8f9f7 41 */
<> 144:ef7eb2e8f9f7 42
<> 144:ef7eb2e8f9f7 43 /**
<> 144:ef7eb2e8f9f7 44 * \def cpu_irq_enable
<> 144:ef7eb2e8f9f7 45 * \brief Enable interrupts globally
<> 144:ef7eb2e8f9f7 46 */
<> 144:ef7eb2e8f9f7 47
<> 144:ef7eb2e8f9f7 48 /**
<> 144:ef7eb2e8f9f7 49 * \def cpu_irq_disable
<> 144:ef7eb2e8f9f7 50 * \brief Disable interrupts globally
<> 144:ef7eb2e8f9f7 51 */
<> 144:ef7eb2e8f9f7 52
<> 144:ef7eb2e8f9f7 53 /**
<> 144:ef7eb2e8f9f7 54 * \fn irqflags_t cpu_irq_save(void)
<> 144:ef7eb2e8f9f7 55 * \brief Get and clear the global interrupt flags
<> 144:ef7eb2e8f9f7 56 *
<> 144:ef7eb2e8f9f7 57 * Use in conjunction with \ref cpu_irq_restore.
<> 144:ef7eb2e8f9f7 58 *
<> 144:ef7eb2e8f9f7 59 * \return Current state of interrupt flags.
<> 144:ef7eb2e8f9f7 60 *
<> 144:ef7eb2e8f9f7 61 * \note This function leaves interrupts disabled.
<> 144:ef7eb2e8f9f7 62 */
<> 144:ef7eb2e8f9f7 63
<> 144:ef7eb2e8f9f7 64 /**
<> 144:ef7eb2e8f9f7 65 * \fn void cpu_irq_restore(irqflags_t flags)
<> 144:ef7eb2e8f9f7 66 * \brief Restore global interrupt flags
<> 144:ef7eb2e8f9f7 67 *
<> 144:ef7eb2e8f9f7 68 * Use in conjunction with \ref cpu_irq_save.
<> 144:ef7eb2e8f9f7 69 *
<> 144:ef7eb2e8f9f7 70 * \param flags State to set interrupt flag to.
<> 144:ef7eb2e8f9f7 71 */
<> 144:ef7eb2e8f9f7 72
<> 144:ef7eb2e8f9f7 73 /**
<> 144:ef7eb2e8f9f7 74 * \fn bool cpu_irq_is_enabled_flags(irqflags_t flags)
<> 144:ef7eb2e8f9f7 75 * \brief Check if interrupts are globally enabled in supplied flags
<> 144:ef7eb2e8f9f7 76 *
<> 144:ef7eb2e8f9f7 77 * \param flags Currents state of interrupt flags.
<> 144:ef7eb2e8f9f7 78 *
<> 144:ef7eb2e8f9f7 79 * \return True if interrupts are enabled.
<> 144:ef7eb2e8f9f7 80 */
<> 144:ef7eb2e8f9f7 81
<> 144:ef7eb2e8f9f7 82 /**
<> 144:ef7eb2e8f9f7 83 * \def cpu_irq_is_enabled
<> 144:ef7eb2e8f9f7 84 * \brief Check if interrupts are globally enabled
<> 144:ef7eb2e8f9f7 85 *
<> 144:ef7eb2e8f9f7 86 * \return True if interrupts are enabled.
<> 144:ef7eb2e8f9f7 87 */
<> 144:ef7eb2e8f9f7 88 //@}
<> 144:ef7eb2e8f9f7 89
<> 144:ef7eb2e8f9f7 90 //! @}
<> 144:ef7eb2e8f9f7 91
<> 144:ef7eb2e8f9f7 92 /**
<> 144:ef7eb2e8f9f7 93 * \ingroup interrupt_group
<> 144:ef7eb2e8f9f7 94 * \defgroup interrupt_deprecated_group Deprecated interrupt definitions
<> 144:ef7eb2e8f9f7 95 */
<> 144:ef7eb2e8f9f7 96
<> 144:ef7eb2e8f9f7 97 #endif /* UTILS_INTERRUPT_H */