unleashed-firmware/lib/ST25RFAL002/source/st25r3916/st25r3916_led.c

/******************************************************************************
  * \attention
  *
  * <h2><center>&copy; COPYRIGHT 2020 STMicroelectronics</center></h2>
  *
  * Licensed under ST MYLIBERTY SOFTWARE LICENSE AGREEMENT (the "License");
  * You may not use this file except in compliance with the License.
  * You may obtain a copy of the License at:
  *
  *       www.st.com/myliberty
  *
  * Unless required by applicable law or agreed to in writing, software 
  * distributed under the License is distributed on an "AS IS" BASIS, 
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied,
  * AND SPECIFICALLY DISCLAIMING THE IMPLIED WARRANTIES OF MERCHANTABILITY,
  * FITNESS FOR A PARTICULAR PURPOSE, AND NON-INFRINGEMENT.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  *
******************************************************************************/

/*
 *      PROJECT:   ST25R3916 firmware
 *      Revision: 
 *      LANGUAGE:  ISO C99
 */

/*! \file
 *
 *  \author Gustavo Patricio
 *
 *  \brief ST25R3916 LEDs handling
 *
 */

/*
******************************************************************************
* INCLUDES
******************************************************************************
*/

#include "st25r3916_led.h"
#include "st25r3916_irq.h"
#include "st25r3916_com.h"
#include "st25r3916.h"

/*
******************************************************************************
* MACROS
******************************************************************************
*/

#ifdef PLATFORM_LED_RX_PIN
#define st25r3916ledRxOn()    \
    platformLedOn(            \
        PLATFORM_LED_RX_PORT, \
        PLATFORM_LED_RX_PIN); /*!< LED Rx Pin On from system HAL            */
#define st25r3916ledRxOff()   \
    platformLedOff(           \
        PLATFORM_LED_RX_PORT, \
        PLATFORM_LED_RX_PIN); /*!< LED Rx Pin Off from system HAL           */
#else /* PLATFORM_LED_RX_PIN */
#define st25r3916ledRxOn()
#define st25r3916ledRxOff()
#endif /* PLATFORM_LED_RX_PIN */

#ifdef PLATFORM_LED_FIELD_PIN
#define st25r3916ledFieldOn()    \
    platformLedOn(               \
        PLATFORM_LED_FIELD_PORT, \
        PLATFORM_LED_FIELD_PIN); /*!< LED Field Pin On from system HAL            */
#define st25r3916ledFieldOff()   \
    platformLedOff(              \
        PLATFORM_LED_FIELD_PORT, \
        PLATFORM_LED_FIELD_PIN); /*!< LED Field Pin Off from system HAL           */
#else /* PLATFORM_LED_FIELD_PIN */
#define st25r3916ledFieldOn()
#define st25r3916ledFieldOff()
#endif /* PLATFORM_LED_FIELD_PIN */

/*
******************************************************************************
* GLOBAL FUNCTIONS
******************************************************************************
*/

void st25r3916ledInit(void) {
    /* Initialize LEDs if existing and defined */
    platformLedsInitialize();

    st25r3916ledRxOff();
    st25r3916ledFieldOff();
}

/*******************************************************************************/
void st25r3916ledEvtIrq(uint32_t irqs) {
    if((irqs & (ST25R3916_IRQ_MASK_TXE | ST25R3916_IRQ_MASK_CAT)) != 0U) {
        st25r3916ledFieldOn();
    }

    if((irqs & (ST25R3916_IRQ_MASK_RXS | ST25R3916_IRQ_MASK_NFCT)) != 0U) {
        st25r3916ledRxOn();
    }

    if((irqs & (ST25R3916_IRQ_MASK_RXE | ST25R3916_IRQ_MASK_NRE | ST25R3916_IRQ_MASK_RX_REST |
                ST25R3916_IRQ_MASK_RXE_PTA | ST25R3916_IRQ_MASK_WU_A | ST25R3916_IRQ_MASK_WU_A_X |
                ST25R3916_IRQ_MASK_WU_F | ST25R3916_IRQ_MASK_RFU2)) != 0U) {
        st25r3916ledRxOff();
    }
}

/*******************************************************************************/
void st25r3916ledEvtWrReg(uint8_t reg, uint8_t val) {
    if(reg == ST25R3916_REG_OP_CONTROL) {
        if((ST25R3916_REG_OP_CONTROL_tx_en & val) != 0U) {
            st25r3916ledFieldOn();
        } else {
            st25r3916ledFieldOff();
        }
    }
}

/*******************************************************************************/
void st25r3916ledEvtWrMultiReg(uint8_t reg, const uint8_t* vals, uint8_t len) {
    uint8_t i;

    for(i = 0; i < (len); i++) {
        st25r3916ledEvtWrReg((reg + i), vals[i]);
    }
}

/*******************************************************************************/
void st25r3916ledEvtCmd(uint8_t cmd) {
    if((cmd >= ST25R3916_CMD_TRANSMIT_WITH_CRC) &&
       (cmd <= ST25R3916_CMD_RESPONSE_RF_COLLISION_N)) {
        st25r3916ledFieldOff();
    }

    if(cmd == ST25R3916_CMD_UNMASK_RECEIVE_DATA) {
        st25r3916ledRxOff();
    }

    if(cmd == ST25R3916_CMD_SET_DEFAULT) {
        st25r3916ledFieldOff();
        st25r3916ledRxOff();
    }
}