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();
    }
}