HL-PDJ-1/components/802_15_4/api/PHY/phy_plme_trx.h

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#ifndef PHY_PLME_TRX_H_INCLUDED
#define PHY_PLME_TRX_H_INCLUDED

#include <stdint.h>
#include "phy_common.h"

/** @file
 * This file contains declarations of PHY TRX routines and necessary types.
 *
 * @defgroup phy_trx PHY TRX API
 * @ingroup phy_15_4
 * @{
 * @brief Module to declare PHY Transceiver State API
 * @details The PHY TRX module declares Transceiver state change PHY routines and necessary types according to
 * the PHY specification. More specifically, PHY set TRX state request plme_set_trx_state_req(),
 * PHY TRX state change confirm plme_set_trx_state_conf() primitives are declared. An additional
 * primitive not covered by the standard is declared. This is plme_set_trx_state() which is a synchronous
 * version of plme_set_trx_state_req().
 */

/**
 * @brief   PLME-SET_TRX_STATE.request parameters.
 *
 * @details The PLME-SET_TRX_STATE.request primitive is generated
 *          by the next higher layer of a device and issued to its PLME to
 *          set transmitter status.
 *
 *          In accordance with IEEE Std 802.15.4-2006, section 6.2.2.7.1
 */
typedef struct
{
    /** One of PHY_RX_ON, PHY_TRX_OFF, PHY_FORCE_TRX_OFF, PHY_TX_ON or PHY_FORCE_TX_ON. */
    phy_enum_t state;
} plme_trx_req_t;


/**
 * @brief   PLME-TRX.confirm parameters.
 *
 * @details The PLME-TRX.confirm primitive is generated by
 *          PLME and issued to its next higher layer in response to
 *          an PLME-SET_TRX_STATE.request primitive.
 *
 *          In accordance with IEEE Std 802.15.4-2006, section 6.2.2.8.1
 */
typedef struct
{
    /** Holds result of trx state change request.
     *
     *  @details Equals to PHY_SUCCESS if state changed successfully
     *  or current PHY state in either case.
     */
    phy_enum_t status;
} plme_trx_conf_t;


/**@brief   PLME-SET_TRX_STATE request.
 *
 * @details Request PHY to change internal operating state.
 *          In accordance with IEEE Std 802.15.4-2006, section 6.2.2.7
 *
 * @param[in] req Pointer to PLME-SET_TRX_STATE.request parameters. 
 *                See @ref plme_trx_req_t.
 */
void plme_set_trx_state_req(plme_trx_req_t * req);


/**@brief   PLME-SET_TRX_STATE.confirm callback function, implemented by the next higher layer.
 *
 * @details The PLME-SET_TRX_STATE.confirm primitive is generated
 *          by the PLME and issued to its next higher layer in response to
 *          an PLME-SET_TRX_STATE.request primitive.
 *
 *          In accordance with IEEE Std 802.15.4-2006, section 6.2.2.8
 *
 * @param[out] conf Pointer to PLME-TRX.confirm parameters. See @ref plme_trx_conf_t.
 */
void plme_set_trx_state_conf(plme_trx_conf_t * conf);


/**@brief   Direct (synchronous) PLME-SET_TRX_STATE  access.
 *
 * @details Optional. Not covered by the standard.

 * @param[in] state One of PHY_RX_ON, PHY_TRX_OFF, PHY_FORCE_TRX_OFF or PHY_TX_ON.
 *
 * @return  PHY_SUCCESS if state changed successfully or current PHY state
 *          in either case.
 */
phy_enum_t plme_set_trx_state(phy_enum_t state);

/** @} */

#endif // PHY_PLME_TRX_H_INCLUDED