Voltage Comparator (VCMP) Peripheral API. More...
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Data Structures | |
struct | VCMP_Init_TypeDef |
Defines | |
#define | VCMP_INIT_DEFAULT |
Enumerations | |
enum | VCMP_WarmTime_TypeDef { vcmpWarmTime4Cycles = _VCMP_CTRL_WARMTIME_4CYCLES, vcmpWarmTime8Cycles = _VCMP_CTRL_WARMTIME_8CYCLES, vcmpWarmTime16Cycles = _VCMP_CTRL_WARMTIME_16CYCLES, vcmpWarmTime32Cycles = _VCMP_CTRL_WARMTIME_32CYCLES, vcmpWarmTime64Cycles = _VCMP_CTRL_WARMTIME_64CYCLES, vcmpWarmTime128Cycles = _VCMP_CTRL_WARMTIME_128CYCLES, vcmpWarmTime256Cycles = _VCMP_CTRL_WARMTIME_256CYCLES, vcmpWarmTime512Cycles = _VCMP_CTRL_WARMTIME_512CYCLES } |
enum | VCMP_Hysteresis_TypeDef { vcmpHystNone, vcmpHyst20mV } |
Functions | |
void | VCMP_Init (const VCMP_Init_TypeDef *vcmpInit) |
Configure and enable Voltage Comparator. | |
void | VCMP_LowPowerRefSet (bool enable) |
Enable or disable Low Power Reference setting. | |
void | VCMP_TriggerSet (int level) |
Configure trigger level of voltage comparator. | |
__STATIC_INLINE void | VCMP_Enable (void) |
Enable Voltage Comparator. | |
__STATIC_INLINE void | VCMP_Disable (void) |
Disable Voltage Comparator. | |
__STATIC_INLINE uint32_t | VCMP_VoltageToLevel (float v) |
Calculate voltage to trigger level. | |
__STATIC_INLINE bool | VCMP_VDDLower (void) |
Returns true, if Voltage Comparator indicated VDD < trigger level, else false. | |
__STATIC_INLINE bool | VCMP_VDDHigher (void) |
Returns true, if Voltage Comparator indicated VDD > trigger level, else false. | |
__STATIC_INLINE bool | VCMP_Ready (void) |
VCMP output is ready. | |
__STATIC_INLINE void | VCMP_IntClear (uint32_t flags) |
Clear one or more pending VCMP interrupts. | |
__STATIC_INLINE void | VCMP_IntSet (uint32_t flags) |
Set one or more pending VCMP interrupts from SW. | |
__STATIC_INLINE void | VCMP_IntDisable (uint32_t flags) |
Disable one or more VCMP interrupts. | |
__STATIC_INLINE void | VCMP_IntEnable (uint32_t flags) |
Enable one or more VCMP interrupts. | |
__STATIC_INLINE uint32_t | VCMP_IntGet (void) |
Get pending VCMP interrupt flags. | |
__STATIC_INLINE uint32_t | VCMP_IntGetEnabled (void) |
Get enabled and pending VCMP interrupt flags. |
Voltage Comparator (VCMP) Peripheral API.
#define VCMP_INIT_DEFAULT |
{ true, \ 0x7, \ false, \ false, \ vcmpWarmTime4Cycles, \ vcmpHystNone, \ 0, \ true, \ 39, \ true, \ }
Default VCMP initialization structure
Warm-up Time in High Frequency Peripheral Clock cycles
__STATIC_INLINE void VCMP_Disable | ( | void | ) |
__STATIC_INLINE void VCMP_Enable | ( | void | ) |
void VCMP_Init | ( | const VCMP_Init_TypeDef * | vcmpInit | ) |
Configure and enable Voltage Comparator.
Half Bias enabled Bias curernt 0.7 uA when half bias enabled Falling edge sense not enabled Rising edge sense not enabled 4 clock cycles warm-up time No hysteresis 0 in digital ouput when inactive Do not use low power reference Trigger level just below 3V Enable after init
[in] | vcmpInit | VCMP Initialization structure |
Definition at line 57 of file em_vcmp.c.
References VCMP_Init_TypeDef::biasProg, VCMP_Init_TypeDef::enable, VCMP_Init_TypeDef::halfBias, VCMP_Init_TypeDef::hyst, VCMP_Init_TypeDef::inactive, VCMP_Init_TypeDef::irqFalling, VCMP_Init_TypeDef::irqRising, VCMP_Init_TypeDef::lowPowerRef, VCMP_Init_TypeDef::triggerLevel, VCMP_IntClear(), VCMP_LowPowerRefSet(), VCMP_Ready(), VCMP_TriggerSet(), vcmpHyst20mV, vcmpHystNone, and VCMP_Init_TypeDef::warmup.
__STATIC_INLINE void VCMP_IntClear | ( | uint32_t | flags | ) |
Clear one or more pending VCMP interrupts.
[in] | flags | VCMP interrupt sources to clear. Use a set of interrupt flags OR-ed together to clear multiple interrupt sources for the VCMP module (VCMP_IFS_nnn). |
Definition at line 255 of file em_vcmp.h.
Referenced by VCMP_Init().
__STATIC_INLINE void VCMP_IntDisable | ( | uint32_t | flags | ) |
__STATIC_INLINE void VCMP_IntEnable | ( | uint32_t | flags | ) |
__STATIC_INLINE uint32_t VCMP_IntGet | ( | void | ) |
__STATIC_INLINE uint32_t VCMP_IntGetEnabled | ( | void | ) |
Get enabled and pending VCMP interrupt flags.
Useful for handling more interrupt sources in the same interrupt handler.
__STATIC_INLINE void VCMP_IntSet | ( | uint32_t | flags | ) |
void VCMP_LowPowerRefSet | ( | bool | enable | ) |
Enable or disable Low Power Reference setting.
[in] | enable | If true, enables low power reference, if false disable low power reference |
Definition at line 152 of file em_vcmp.c.
Referenced by VCMP_Init().
__STATIC_INLINE bool VCMP_Ready | ( | void | ) |
VCMP output is ready.
Definition at line 233 of file em_vcmp.h.
Referenced by VCMP_Init().
void VCMP_TriggerSet | ( | int | level | ) |
Configure trigger level of voltage comparator.
[in] | level | Trigger value, in range 0-63 |
Definition at line 172 of file em_vcmp.c.
Referenced by VCMP_Init().
__STATIC_INLINE bool VCMP_VDDHigher | ( | void | ) |
__STATIC_INLINE bool VCMP_VDDLower | ( | void | ) |