avr_libraries/zh_avr_ac_dimmer
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This commit is contained in:
Alexey Zholtikov
2025-09-09 16:26:36 +03:00
parent bf1a06cbb2
commit 3be41702d5
3 changed files with 135 additions and 45 deletions
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84
include/zh_avr_ac_dimmer.h
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@@ -1,62 +1,76 @@
#pragma once
// #include "FreeRTOS.h"
// #include "semphr.h"
#include "stdio.h"
#include "avr_err.h"
#include "avr_port.h"
#include "stdbool.h"
#include "avr/interrupt.h"
#include "avr/pgmspace.h"
// #include "avr/pgmspace.h"
#define ZH_AVR_AC_DIMMER_INIT_CONFIG_DEFAULT() \
{ \
.task_priority = configMAX_PRIORITIES, \
.stack_size = 124, \
.queue_size = 1, \
.a_gpio_number = 0, \
.b_gpio_number = 0, \
.pullup = false, \
.encoder_min_value = -100, \
.encoder_max_value = 100, \
.encoder_step = 1, \
.encoder_number = 0}
.ac_dimmer_frequency = ZH_50HZ, \
.zero_cross_gpio = 0xFF, \
.zero_cross_port = 0, \
.triac_gpio = 0xFF, \
.triac_port = 0}
#ifdef __cplusplus
extern "C"
{
#endif
typedef enum
{
ZH_50HZ = 1,
ZH_60HZ,
ZH_400HZ
} zh_avr_ac_dimmer_frequency_t;
typedef struct // Structure for initial initialization of AC dimmer.
{
uint8_t task_priority; // Task priority for the PCF8574 expander isr processing. @note It is not recommended to set a value less than configMAX_PRIORITIES.
uint8_t stack_size; // Stack size for task for the PCF8574 expander isr processing processing. @note The minimum size is 124 byte.
uint8_t i2c_address; // Expander I2C address.
bool p0_gpio_work_mode; // Expander GPIO PO work mode. True for input, false for output.
bool p1_gpio_work_mode; // Expander GPIO P1 work mode. True for input, false for output.
bool p2_gpio_work_mode; // Expander GPIO P2 work mode. True for input, false for output.
bool p3_gpio_work_mode; // Expander GPIO P3 work mode. True for input, false for output.
bool p4_gpio_work_mode; // Expander GPIO P4 work mode. True for input, false for output.
bool p5_gpio_work_mode; // Expander GPIO P5 work mode. True for input, false for output.
bool p6_gpio_work_mode; // Expander GPIO P6 work mode. True for input, false for output.
bool p7_gpio_work_mode; // Expander GPIO P7 work mode. True for input, false for output.
uint8_t interrupt_gpio; // Interrupt GPIO. @attention Must be same for all PCF8574 expanders.
uint8_t interrupt_port; // Interrupt port.
} zh_avr_pcf8574_init_config_t;
uint8_t ac_dimmer_frequency; // AC frequency.
uint8_t zero_cross_gpio; // Zero cross GPIO.
uint8_t zero_cross_port; // Zero cross port.
uint8_t triac_gpio; // Triac GPIO.
uint8_t triac_port; // Triac port.
} zh_avr_ac_dimmer_init_config_t;
/**
* @brief Initialize PCF8574 expander.
* @brief Initialize AC dimmer.
*
* @param[in] config Pointer to PCF8574 initialized configuration structure. Can point to a temporary variable.
* @param[out] handle Pointer to unique PCF8574 handle.
* @param[in] config Pointer to AC dimmer initialized configuration structure. Can point to a temporary variable.
*
* @attention I2C driver must be initialized first.
* @note Before initialize the expander recommend initialize zh_avr_ac_dimmer_init_config_t structure with default values.
*
* @note Before initialize the expander recommend initialize zh_avr_pcf8574_init_config_t structure with default values.
*
* @code zh_avr_pcf8574_init_config_t config = ZH_AVR_PCF8574_INIT_CONFIG_DEFAULT() @endcode
* @code zh_avr_ac_dimmer_init_config_t config = ZH_AVR_AC_DIMMER_INIT_CONFIG_DEFAULT @endcode
*
* @return AVR_OK if success or an error code otherwise.
*/
avr_err_t zh_avr_pcf8574_init(const zh_avr_pcf8574_init_config_t *config, zh_avr_pcf8574_handle_t *handle);
avr_err_t zh_avr_ac_dimmer_init(const zh_avr_ac_dimmer_init_config_t *config);
/**
* @brief Start AC dimmer.
*
* @return AVR_OK if success or an error code otherwise.
*/
avr_err_t zh_avr_ac_dimmer_start(void);
/**
* @brief Stop AC dimmer.
*
* @return AVR_OK if success or an error code otherwise.
*/
avr_err_t zh_avr_ac_dimmer_stop(void);
/**
* @brief Set AC dimmer dimming value.
*
* @param[in] value Dimming value (0 to 100).
*
* @return AVR_OK if success or an error code otherwise.
*/
avr_err_t zh_avr_ac_dimmer_set(uint8_t value);
#ifdef __cplusplus
}

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triac_400hz_delay — копия.xlsx Normal file
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96
zh_avr_ac_dimmer.c
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@@ -1,12 +1,88 @@
#include "zh_avr_ac_dimmer.h"
const static uint8_t _triac_400hz_delay[100] PROGMEM = {0, 155, 153, 152, 150, 148, 147, 145, 144, 142,
141, 139, 137, 136, 134, 133, 131, 130, 128, 127,
125, 123, 122, 120, 119, 117, 116, 114, 112, 111,
109, 108, 106, 105, 103, 102, 100, 98, 97, 95,
94, 92, 91, 89, 87, 86, 84, 83, 81, 80,
78, 77, 75, 73, 72, 70, 69, 67, 66, 64,
62, 61, 59, 58, 56, 55, 53, 52, 50, 48,
47, 45, 44, 42, 41, 39, 37, 36, 34, 33,
31, 30, 28, 27, 25, 23, 22, 20, 19, 17,
16, 14, 12, 11, 9, 8, 6, 5, 3, 2};
volatile static bool _is_dimmer_work = false;
volatile static uint8_t _dimmer_value = 0;
static bool _is_initialized = false;
static avr_err_t _zh_avr_ac_dimmer_validate_config(const zh_avr_ac_dimmer_init_config_t *config);
static avr_err_t zh_avr_ac_dimmer_init(const zh_avr_ac_dimmer_init_config_t *config)
{
ZH_ERROR_CHECK(_is_initialized == false, AVR_ERR_INVALID_STATE);
avr_err_t err = _zh_avr_pcf8574_validate_config(config);
ZH_ERROR_CHECK(err == AVR_OK, err);
switch (config->zero_cross_port)
{
case AVR_PORTB:
DDRB &= ~(1 << config->zero_cross_gpio);
PORTB |= (1 << config->zero_cross_gpio);
PCICR |= (1 << PCIE0);
PCMSK0 |= (1 << config->zero_cross_gpio);
break;
case AVR_PORTC:
DDRC &= ~(1 << config->zero_cross_gpio);
PORTC |= (1 << config->zero_cross_gpio);
PCICR |= (1 << PCIE1);
PCMSK1 |= (1 << config->zero_cross_gpio);
break;
case AVR_PORTD:
DDRD &= ~(1 << config->zero_cross_gpio);
PORTD |= (1 << config->zero_cross_gpio);
PCICR |= (1 << PCIE2);
PCMSK2 |= (1 << config->zero_cross_gpio);
break;
default:
break;
}
switch (config->triac_port)
{
case AVR_PORTB:
DDRB |= (1 << config->triac_gpio);
PORTB &= ~(1 << config->triac_gpio);
break;
case AVR_PORTC:
DDRC |= (1 << config->triac_gpio);
PORTC &= ~(1 << config->triac_gpio);
break;
case AVR_PORTD:
DDRD |= (1 << config->triac_gpio);
PORTD &= ~(1 << config->triac_gpio);
break;
default:
break;
}
_is_initialized = true;
return AVR_OK;
}
static avr_err_t zh_avr_ac_dimmer_start(void)
{
ZH_ERROR_CHECK(_is_initialized == true, AVR_ERR_NOT_FOUND);
_is_dimmer_work = true;
return AVR_OK;
}
static avr_err_t zh_avr_ac_dimmer_stop(void)
{
ZH_ERROR_CHECK(_is_initialized == true, AVR_ERR_NOT_FOUND);
_is_dimmer_work = false;
return AVR_OK;
}
static avr_err_t zh_avr_ac_dimmer_set(uint8_t value)
{
ZH_ERROR_CHECK(_dimmer_value <= 100, AVR_ERR_INVALID_ARG);
_dimmer_value = value;
return AVR_OK;
}
static avr_err_t _zh_avr_ac_dimmer_validate_config(const zh_avr_ac_dimmer_init_config_t *config)
{
ZH_ERROR_CHECK(config != NULL, AVR_ERR_INVALID_ARG);
ZH_ERROR_CHECK((config->zero_cross_gpio >= 0 && config->zero_cross_gpio <= 7), AVR_ERR_INVALID_ARG);
ZH_ERROR_CHECK((config->triac_gpio >= 0 && config->triac_gpio <= 7), AVR_ERR_INVALID_ARG);
ZH_ERROR_CHECK(config->zero_cross_port >= AVR_PORTB && config->zero_cross_port <= AVR_PORTD, AVR_ERR_INVALID_ARG);
ZH_ERROR_CHECK(config->triac_port >= AVR_PORTB && config->triac_port <= AVR_PORTD, AVR_ERR_INVALID_ARG);
ZH_ERROR_CHECK(config->ac_dimmer_frequency >= ZH_50HZ && config->ac_dimmer_frequency <= ZH_400HZ, AVR_ERR_INVALID_ARG);
return AVR_OK;
}