kopia lustrzana https://github.com/espressif/esp-idf
254 wiersze
6.5 KiB
C
254 wiersze
6.5 KiB
C
/*
|
|
* SPDX-FileCopyrightText: 2023 Espressif Systems (Shanghai) CO LTD
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <stdint.h>
|
|
#include <stdbool.h>
|
|
#include "sdkconfig.h"
|
|
#include "esp_log.h"
|
|
#include "esp_err.h"
|
|
#include "soc/soc.h"
|
|
#include "esp_ieee802154_frame.h"
|
|
#include "esp_ieee802154.h"
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
#define IEEE802154_TAG "ieee802154"
|
|
|
|
// These three macros are in microseconds, used for transmit_at
|
|
#define IEEE802154_ED_TRIG_TX_RAMPUP_TIME_US 256
|
|
#define IEEE802154_TX_RAMPUP_TIME_US 98
|
|
#define IEEE802154_RX_RAMPUP_TIME_US 146
|
|
|
|
/**
|
|
* @brief The state of IEEE802154 radio process.
|
|
*/
|
|
typedef enum {
|
|
IEEE802154_STATE_DISABLE, /*!< IEEE802154 radio state disable */
|
|
IEEE802154_STATE_IDLE, /*!< IEEE802154 radio state idle */
|
|
IEEE802154_STATE_SLEEP, /*!< IEEE802154 radio state sleep */
|
|
IEEE802154_STATE_RX, /*!< IEEE802154 radio state rx */
|
|
IEEE802154_STATE_TX_ACK, /*!< IEEE802154 radio state tx ack */
|
|
IEEE802154_STATE_TX_ENH_ACK, /*!< IEEE802154 radio state tx enh-ack */
|
|
IEEE802154_STATE_TX_CCA, /*!< IEEE802154 radio state cca trigger tx */
|
|
IEEE802154_STATE_TX, /*!< IEEE802154 radio state tx */
|
|
IEEE802154_STATE_TEST_TX, /*!< IEEE802154 radio state test mode tx */
|
|
IEEE802154_STATE_RX_ACK, /*!< IEEE802154 radio state rx ack */
|
|
IEEE802154_STATE_ED, /*!< IEEE802154 radio state ED */
|
|
IEEE802154_STATE_CCA, /*!< IEEE802154 radio state CCA */
|
|
} ieee802154_state_t;
|
|
|
|
/**
|
|
* @brief Initialize the clock of IEEE 802.15.4 subsystem.
|
|
*
|
|
*/
|
|
void ieee802154_enable(void);
|
|
|
|
/**
|
|
* @brief Deinitialize the clock of IEEE 802.15.4 subsystem.
|
|
*
|
|
*/
|
|
void ieee802154_disable(void);
|
|
|
|
/**
|
|
* @brief Enable the RF.
|
|
*
|
|
*/
|
|
void ieee802154_rf_enable(void);
|
|
|
|
/**
|
|
* @brief Disable the RF.
|
|
*
|
|
*/
|
|
void ieee802154_rf_disable(void);
|
|
/**
|
|
* @brief Initialize the IEEE 802.15.4 MAC.
|
|
*
|
|
* @return
|
|
* - ESP_OK on success.
|
|
* - ESP_FAIL on failure.
|
|
*
|
|
*/
|
|
esp_err_t ieee802154_mac_init(void);
|
|
|
|
/**
|
|
* @brief Deinitialize the IEEE 802.15.4 MAC.
|
|
*
|
|
* @return
|
|
* - ESP_OK on success.
|
|
* - ESP_FAIL on failure.
|
|
*
|
|
*/
|
|
esp_err_t ieee802154_mac_deinit(void);
|
|
|
|
/**
|
|
* @brief Transmit the given frame.
|
|
*
|
|
* @param[in] frame The pointer to the frame
|
|
* @param[in] cca Perform CCA before transmission if it's true, otherwise transmit the frame directly.
|
|
*
|
|
* @return
|
|
* - ESP_OK on success.
|
|
* - ESP_FAIL on failure due to invalid state.
|
|
*
|
|
*/
|
|
esp_err_t ieee802154_transmit(const uint8_t *frame, bool cca);
|
|
|
|
/**
|
|
* @brief Set the IEEE 802.15.4 Radio to receive state.
|
|
*
|
|
* @return
|
|
* - ESP_OK on success
|
|
* - ESP_FAIL on failure due to invalid state.
|
|
*
|
|
*/
|
|
esp_err_t ieee802154_receive(void);
|
|
|
|
/**
|
|
* @brief Notify the IEEE 802.15.4 Radio that the frame is handled done by upper layer.
|
|
*
|
|
* @param[in] frame The pointer to the frame which was passed from the function esp_ieee802154_receive_done.
|
|
* or ack frame from esp_ieee802154_transmit_done.
|
|
*
|
|
* @return
|
|
* - ESP_OK on success
|
|
* - ESP_FAIL if frame is invalid.
|
|
*
|
|
*/
|
|
esp_err_t ieee802154_receive_handle_done(const uint8_t* frame);
|
|
|
|
/**
|
|
* @brief Transmit the given frame at a specific time.
|
|
*
|
|
* @param[in] frame The pointer to the frame. Refer to `esp_ieee802154_transmit()`.
|
|
* @param[in] cca Perform CCA before transmission if it's true, otherwise transmit the frame directly.
|
|
* @param[in] time A specific timestamp for starting transmission.
|
|
*
|
|
* @return
|
|
* - ESP_OK on success.
|
|
* - ESP_FAIL on failure due to invalid state.
|
|
*
|
|
* Note: The transmit result will be reported via esp_ieee802154_transmit_done()
|
|
* or esp_ieee802154_transmit_failed().
|
|
*
|
|
*/
|
|
esp_err_t ieee802154_transmit_at(const uint8_t *frame, bool cca, uint32_t time);
|
|
|
|
/**
|
|
* @brief Set the IEEE 802.15.4 Radio to receive state at a specific time.
|
|
*
|
|
*
|
|
* @param[in] time A specific timestamp for starting receiving.
|
|
* @return
|
|
* - ESP_OK on success
|
|
* - ESP_FAIL on failure due to invalid state.
|
|
*
|
|
* Note: Radio will start receiving after the timestamp, and continue receiving until it receives a valid frame.
|
|
* Ref to esp_ieee802154_receive_done().
|
|
*
|
|
*/
|
|
esp_err_t ieee802154_receive_at(uint32_t time);
|
|
|
|
/**
|
|
* @brief Set the IEEE 802.15.4 Radio to sleep state.
|
|
*
|
|
* @return
|
|
* - ESP_OK on success.
|
|
* - ESP_FAIL on failure due to invalid state.
|
|
*
|
|
*/
|
|
esp_err_t ieee802154_sleep(void);
|
|
|
|
/**
|
|
* @brief Perform energy detection(ED).
|
|
*
|
|
* @param[in] duration The duration of energy detection, in symbol unit (16 us).
|
|
* The result will be reported via esp_ieee802154_energy_detect_done().
|
|
*
|
|
* @return
|
|
* - ESP_OK on success.
|
|
* - ESP_FAIL on failure due to invalid state.
|
|
*
|
|
*/
|
|
esp_err_t ieee802154_energy_detect(uint32_t duration);
|
|
|
|
/**
|
|
* @brief Perform clear channel assessment(CCA).
|
|
*
|
|
* @return
|
|
* - ESP_OK on success.
|
|
* - ESP_FAIL on failure due to invalid state.
|
|
*
|
|
*/
|
|
esp_err_t ieee802154_cca(void);
|
|
|
|
/**
|
|
* @brief Get the RSSI of the most recent received frame.
|
|
*
|
|
* @return The value of RSSI.
|
|
*
|
|
*/
|
|
int8_t ieee802154_get_recent_rssi(void);
|
|
|
|
/**
|
|
* @brief Get the LQI of the most recent received frame.
|
|
*
|
|
* @return The value of LQI.
|
|
*
|
|
*/
|
|
uint8_t ieee802154_get_recent_lqi(void);
|
|
|
|
/**
|
|
* @brief Get the IEEE 802.15.4 Radio state.
|
|
*
|
|
* @return
|
|
* - Current state of IEEE 802.15.4 Radio.
|
|
*
|
|
*/
|
|
ieee802154_state_t ieee802154_get_state(void);
|
|
|
|
/** The following three functions are only used for internal test. **/
|
|
/**
|
|
* @brief The clear channel assessment done.
|
|
*
|
|
* @param[in] channel_free True if the channel is clear, otherwise false.
|
|
*
|
|
*/
|
|
extern void esp_ieee802154_cca_done(bool channel_free);
|
|
|
|
/**
|
|
* @brief Current receiving process is failed due to some reasons.
|
|
*
|
|
* @param[in] error The specific received failed reason.
|
|
*
|
|
*/
|
|
extern void esp_ieee802154_receive_failed(uint16_t error);
|
|
|
|
/**
|
|
* @brief Current energy detection(ED) is failed due to some reasons.
|
|
*
|
|
* @param[in] error The specific ED failed reason.
|
|
*
|
|
*/
|
|
extern void esp_ieee802154_ed_failed(uint16_t error);
|
|
|
|
#if CONFIG_IEEE802154_TEST
|
|
#define IEEE802154_STATIC
|
|
#define IEEE802154_INLINE
|
|
extern void esp_ieee802154_timer0_done(void);
|
|
extern void esp_ieee802154_timer1_done(void);
|
|
#else
|
|
#define IEEE802154_STATIC static
|
|
#define IEEE802154_INLINE inline
|
|
#endif // CONFIG_IEEE802154_TEST
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|