This file contains API for NFC 4 Click Driver. More...

#include "drv_digital_out.h"
#include "drv_digital_in.h"
#include "drv_i2c_master.h"
#include "drv_spi_master.h"
#include "spi_specifics.h"

Go to the source code of this file.

Data Structures
struct	nfc4_analog_config_mgmt_t
	NFC 4 Click Struct for Analog Config Look Up Table Update. More...

struct	nfc4_analog_config_reg_addr_mask_val_t
	NFC 4 Click Struct for Analog Config Reg Address Mask values. More...

struct	nfc4_rfal_transceive_context_t
	NFC 4 Click rfal transceive context structure. More...

struct	nfc4_rfal_tx_rx_t
	NFC 4 Click RFAL RX TX structure. More...

struct	nfc4_rfal_fifo_t
	NFC 4 Click RFAL FIFO structure. More...

struct	nfc4_rfal_t
	NFC 4 Click RFAL structure. More...

struct	nfc4_rfal_nfca_sens_res_t
	NFC 4 Click RFAL NFCA sens res structure. More...

struct	nfc4_rfal_nfca_sel_res_t
	NFC 4 Click RFAL NFCA sel res structure. More...

struct	nfc4_rfal_nfca_listen_device_t
	NFC 4 Click RFAL NFCA listen device structure. More...

struct	nfc4_rfal_nfc_device_t
	NFC 4 Click RFAL NFC device structure. More...

struct	nfc4_rfal_nfc_t
	NFC 4 Click RFAL NFC structure. More...

struct	nfc4_rfal_nfca_sel_req_t
	NFC 4 Click RFAL NFCA sel req structure. More...

struct	nfc4_col_res_params_t
	NFC 4 Click Colission Resolution context structure. More...

struct	nfc4_rfal_nfca_t
	NFC 4 Click RFAL NFC-A instance structure. More...

struct	nfc4_s
	NFC 4 Click context object. More...

struct	nfc4_cfg_t
	NFC 4 Click configuration object. More...

struct	nfc4_rfal_nfca_slp_req_t
	NFC 4 Click SLP_REQ (HLTA) format structure. More...

Macros
#define	NFC4_REG_IO_CFG_1 0x00
	NFC 4 List of registers - Space A.

#define	NFC4_REG_IO_CFG_2 0x01

#define	NFC4_REG_OP_CTRL 0x02

#define	NFC4_REG_MODE 0x03

#define	NFC4_REG_BIT_RATE 0x04

#define	NFC4_REG_ISO14443A_NFC 0x05

#define	NFC4_REG_ISO14443B 0x06

#define	NFC4_REG_ISO14443B_FELICA 0x07

#define	NFC4_REG_PASSIVE_TARGET 0x08

#define	NFC4_REG_STREAM_MODE 0x09

#define	NFC4_REG_AUX 0x0A

#define	NFC4_REG_RX_CFG_1 0x0B

#define	NFC4_REG_RX_CFG_2 0x0C

#define	NFC4_REG_RX_CFG_3 0x0D

#define	NFC4_REG_RX_CFG_4 0x0E

#define	NFC4_REG_MASK_RX_TIMER 0x0F

#define	NFC4_REG_NO_RESPONSE_TIMER_1 0x10

#define	NFC4_REG_NO_RESPONSE_TIMER_2 0x11

#define	NFC4_REG_TIMER_EMV_CTRL 0x12

#define	NFC4_REG_GPT_1 0x13

#define	NFC4_REG_GPT_2 0x14

#define	NFC4_REG_PPON2 0x15

#define	NFC4_REG_IRQ_MASK_MAIN 0x16

#define	NFC4_REG_IRQ_MASK_TIMER_NFC 0x17

#define	NFC4_REG_IRQ_MASK_ERROR_WUP 0x18

#define	NFC4_REG_IRQ_MASK_TARGET 0x19

#define	NFC4_REG_IRQ_MAIN 0x1A

#define	NFC4_REG_IRQ_TIMER_NFC 0x1B

#define	NFC4_REG_IRQ_ERROR_WUP 0x1C

#define	NFC4_REG_IRQ_TARGET 0x1D

#define	NFC4_REG_FIFO_STATUS_1 0x1E

#define	NFC4_REG_FIFO_STATUS_2 0x1F

#define	NFC4_REG_COLLISION_STATUS 0x20

#define	NFC4_REG_PASSIVE_TARGET_STATUS 0x21

#define	NFC4_REG_NUM_TX_BYTES_1 0x22

#define	NFC4_REG_NUM_TX_BYTES_2 0x23

#define	NFC4_REG_NFCIP1_BIT_RATE 0x24

#define	NFC4_REG_ADC_OUTPUT 0x25

#define	NFC4_REG_ANT_TUNE_1 0x26

#define	NFC4_REG_ANT_TUNE_2 0x27

#define	NFC4_REG_TX_DRIVER 0x28

#define	NFC4_REG_PT_MOD 0x29

#define	NFC4_REG_FIELD_THLD_ACT 0x2A

#define	NFC4_REG_FIELD_THLD_DEACT 0x2B

#define	NFC4_REG_REGULATOR_CTRL 0x2C

#define	NFC4_REG_RSSI_DISPLAY 0x2D

#define	NFC4_REG_GAIN_REDUCTION_STATE 0x2E

#define	NFC4_REG_CAP_SENSOR_CTRL 0x2F

#define	NFC4_REG_CAP_SENSOR_DISPLAY 0x30

#define	NFC4_REG_AUX_DISPLAY 0x31

#define	NFC4_REG_WUP_TIMER_CTRL 0x32

#define	NFC4_REG_AMPLITUDE_MEAS_CFG 0x33

#define	NFC4_REG_AMPLITUDE_MEAS_REF 0x34

#define	NFC4_REG_AMPLITUDE_MEAS_AA_DISPLAY 0x35

#define	NFC4_REG_AMPLITUDE_MEAS_DISPLAY 0x36

#define	NFC4_REG_PHASE_MEAS_CFG 0x37

#define	NFC4_REG_PHASE_MEAS_REF 0x38

#define	NFC4_REG_PHASE_MEAS_AA_DISPLAY 0x39

#define	NFC4_REG_PHASE_MEAS_DISPLAY 0x3A

#define	NFC4_REG_CAP_MEAS_CFG 0x3B

#define	NFC4_REG_CAP_MEAS_REF 0x3C

#define	NFC4_REG_CAP_MEAS_AA_DISPLAY 0x3D

#define	NFC4_REG_CAP_MEAS_DISPLAY 0x3E

#define	NFC4_REG_IC_IDENTITY 0x3F

#define	NFC4_REG_SPACE_B_MASK 0x40
	NFC 4 List of registers - Space B.

#define	NFC4_REG_EMD_SUP_CFG 0x45

#define	NFC4_REG_SUBC_START_TIME 0x46

#define	NFC4_REG_P2P_RX_CFG 0x4B

#define	NFC4_REG_CORR_CFG_1 0x4C

#define	NFC4_REG_CORR_CFG_2 0x4D

#define	NFC4_REG_SQUELCH_TIMER 0x4F

#define	NFC4_REG_FIELD_ON_GT 0x55

#define	NFC4_REG_AUX_MOD 0x68

#define	NFC4_REG_TX_DRIVER_TIMING 0x69

#define	NFC4_REG_RES_AM_MOD 0x6A

#define	NFC4_REG_TX_DRIVER_TIMING_DISPLAY 0x6B

#define	NFC4_REG_REGULATOR_DISPLAY 0x6C

#define	NFC4_REG_OVERSHOOT_CFG_1 0x70

#define	NFC4_REG_OVERSHOOT_CFG_2 0x71

#define	NFC4_REG_UNDERSHOOT_CFG_1 0x72

#define	NFC4_REG_UNDERSHOOT_CFG_2 0x73

#define	NFC4_CMD_SET_DEFAULT 0xC1
	NFC 4 List of direct commands.

#define	NFC4_CMD_STOP 0xC2

#define	NFC4_CMD_TRANSMIT_WITH_CRC 0xC4

#define	NFC4_CMD_TRANSMIT_WITHOUT_CRC 0xC5

#define	NFC4_CMD_TRANSMIT_REQA 0xC6

#define	NFC4_CMD_TRANSMIT_WUPA 0xC7

#define	NFC4_CMD_NFC_INITIAL_FIELD_ON 0xC8

#define	NFC4_CMD_NFC_RESPONSE_FIELD_ON 0xC9

#define	NFC4_CMD_GOTO_SENSE 0xCD

#define	NFC4_CMD_GOTO_SLEEP 0xCE

#define	NFC4_CMD_MASK_RECEIVE_DATA 0xD0

#define	NFC4_CMD_UNMASK_RECEIVE_DATA 0xD1

#define	NFC4_CMD_CHANGE_AM_MOD_STATE 0xD2

#define	NFC4_CMD_MEAS_AMPLITUDE 0xD3

#define	NFC4_CMD_RESET_RX_GAIN 0xD5

#define	NFC4_CMD_ADJUST_REGULATORS 0xD6

#define	NFC4_CMD_CALIBRATE_DRIVER_TIMING 0xD8

#define	NFC4_CMD_MEAS_PHASE 0xD9

#define	NFC4_CMD_CLEAR_RSSI 0xDA

#define	NFC4_CMD_CLEAR_FIFO 0xDB

#define	NFC4_CMD_TRANSPARENT_MODE 0xDC

#define	NFC4_CMD_CALIBRATE_CAP_SENSOR 0xDD

#define	NFC4_CMD_MEAS_CAPACITANCE 0xDE

#define	NFC4_CMD_MEAS_POWER_SUPPLY 0xDF

#define	NFC4_CMD_START_GP_TIMER 0xE0

#define	NFC4_CMD_START_WUP_TIMER 0xE1

#define	NFC4_CMD_START_MASK_RECEIVE_TIMER 0xE2

#define	NFC4_CMD_START_NO_RESPONSE_TIMER 0xE3

#define	NFC4_CMD_START_PPON2_TIMER 0xE4

#define	NFC4_CMD_STOP_NO_RESPONSE_TIMER 0xE8

#define	NFC4_CMD_SPACE_B_ACCESS 0xFB

#define	NFC4_CMD_TEST_ACCESS 0xFC

#define	NFC4_MODE_REG_WRITE 0x00
	NFC 4 Communication operation mode setting.

#define	NFC4_MODE_REG_READ 0x40

#define	NFC4_MODE_FIFO_LOAD 0x80

#define	NFC4_MODE_PT_MEM_LOAD_A_CFG 0xA0

#define	NFC4_MODE_PT_MEM_LOAD_F_CFG 0xA8

#define	NFC4_MODE_PT_MEM_LOAD_TSN_DATA 0xAC

#define	NFC4_MODE_PT_MEM_READ 0xBF

#define	NFC4_MODE_FIFO_READ 0x9F

#define	NFC4_MODE_DIRECT_COMMAND 0xC0

#define	NFC4_IC_TYPE_CODE 0x05
	NFC 4 IC Identity default value.

#define	NFC4_IC_REVISION_CODE_MASK 0x07

#define	NFC4_IRQ_MASK_ALL 0xFFFFFFFF
	NFC 4 IRQ masks.

#define	NFC4_IRQ_MASK_NONE 0x00000000

#define	NFC4_IRQ_MASK_OSC 0x00000080

#define	NFC4_IRQ_MASK_FWL 0x00000040

#define	NFC4_IRQ_MASK_RXS 0x00000020

#define	NFC4_IRQ_MASK_RXE 0x00000010

#define	NFC4_IRQ_MASK_TXE 0x00000008

#define	NFC4_IRQ_MASK_COL 0x00000004

#define	NFC4_IRQ_MASK_RX_REST 0x00000002

#define	NFC4_IRQ_MASK_RFU 0x00000001

#define	NFC4_IRQ_MASK_DCT 0x00008000

#define	NFC4_IRQ_MASK_NRE 0x00004000

#define	NFC4_IRQ_MASK_GPE 0x00002000

#define	NFC4_IRQ_MASK_EON 0x00001000

#define	NFC4_IRQ_MASK_EOF 0x00000800

#define	NFC4_IRQ_MASK_CAC 0x00000400

#define	NFC4_IRQ_MASK_CAT 0x00000200

#define	NFC4_IRQ_MASK_NFCT 0x00000100

#define	NFC4_IRQ_MASK_CRC 0x00800000

#define	NFC4_IRQ_MASK_PAR 0x00400000

#define	NFC4_IRQ_MASK_ERR2 0x00200000

#define	NFC4_IRQ_MASK_ERR1 0x00100000

#define	NFC4_IRQ_MASK_WT 0x00080000

#define	NFC4_IRQ_MASK_WAM 0x00040000

#define	NFC4_IRQ_MASK_WPH 0x00020000

#define	NFC4_IRQ_MASK_WCAP 0x00010000

#define	NFC4_IRQ_MASK_PPON2 0x80000000

#define	NFC4_IRQ_MASK_SL_WL 0x40000000

#define	NFC4_IRQ_MASK_APON 0x20000000

#define	NFC4_IRQ_MASK_RXE_PTA 0x10000000

#define	NFC4_IRQ_MASK_WU_F 0x08000000

#define	NFC4_IRQ_MASK_RFU2 0x04000000

#define	NFC4_IRQ_MASK_WU_A_X 0x02000000

#define	NFC4_IRQ_MASK_WU_A 0x01000000

#define	NFC4_TEST_REG_INDICATOR 0x0080
	NFC 4 Click analog config values.

#define	NFC4_ANALOG_CONFIG_LUT_NOT_FOUND 0xFF

#define	NFC4_ANALOG_CONFIG_BITRATE_MASK 0x00F0

#define	NFC4_ANALOG_CONFIG_DIRECTION_MASK 0x000F

#define	NFC4_ANALOG_CONFIG_BITRATE_SHIFT 4

#define	NFC4_ANALOG_CONFIG_DIRECTION_SHIFT 0

#define	NFC4_ANALOG_CONFIG_POLL 0x0000

#define	NFC4_ANALOG_CONFIG_LISTEN 0x8000

#define	NFC4_ANALOG_CONFIG_TECH_CHIP 0x0000

#define	NFC4_ANALOG_CONFIG_TECH_NFCA 0x0100

#define	NFC4_ANALOG_CONFIG_BITRATE_COMMON 0x0000

#define	NFC4_ANALOG_CONFIG_BITRATE_106 0x0010

#define	NFC4_ANALOG_CONFIG_TX 0x0001

#define	NFC4_ANALOG_CONFIG_RX 0x0002

#define	NFC4_ANALOG_CONFIG_ANTICOL 0x0003

#define	NFC4_ANALOG_CONFIG_CHIP_INIT 0x0000

#define	NFC4_ANALOG_CONFIG_CHIP_DEINIT 0x0001

#define	NFC4_ANALOG_CONFIG_CHIP_FIELD_ON 0x0002

#define	NFC4_ANALOG_CONFIG_CHIP_FIELD_OFF 0x0003

#define	NFC4_ANALOG_CONFIG_CHIP_POLL_COMMON 0x0008

#define	NFC4_1FC_IN_4096FC 4096U
	NFC 4 Click RFAL macros.

#define	NFC4_1FC_IN_512FC 512U

#define	NFC4_1FC_IN_64FC 64U

#define	NFC4_1FC_IN_8FC 8U

#define	NFC4_US_IN_MS 1000U

#define	NFC4_1MS_IN_1FC 13560U

#define	NFC4_BITS_IN_BYTE 8U

#define	NFC4_CRC_LEN 2U

#define	NFC4_RFAL_CONV_1FC_TO_64FC(T) ( uint32_t ) ( ( uint32_t ) ( T ) / NFC4_1FC_IN_64FC )

#define	NFC4_RFAL_CONV_64FC_TO_1FC(T) ( uint32_t ) ( ( uint32_t ) ( T ) * NFC4_1FC_IN_64FC )

#define	NFC4_RFAL_CONV_BITS_TO_BYTES(N)

#define	NFC4_RFAL_CONV_BYTES_TO_BITS(N) ( uint32_t ) ( ( uint32_t) ( N ) * ( NFC4_BITS_IN_BYTE ) )

#define	NFC4_RFAL_CONV_1FC_TO_4096FC(T) ( uint32_t ) ( ( uint32_t) ( T ) / NFC4_1FC_IN_4096FC )

#define	NFC4_RFAL_CONV_4096FC_TO_1FC(T) ( uint32_t ) ( ( uint32_t) ( T ) * NFC4_1FC_IN_4096FC )

#define	NFC4_RFAL_CONV_1FC_TO_MS(T) ( uint32_t ) ( ( uint32_t) ( T ) / NFC4_1MS_IN_1FC )

#define	NFC4_RFAL_CONV_MS_TO_1FC(T) ( uint32_t ) ( ( uint32_t) ( T ) * NFC4_1MS_IN_1FC )

#define	NFC4_FWT_NONE 0xFFFFFFFFU

#define	NFC4_FWT_ADJUSTMENT 64U

#define	NFC4_FWT_A_ADJUSTMENT (512U + 64U)

#define	NFC4_NRT_MAX_1FC NFC4_RFAL_CONV_4096FC_TO_1FC( 0xFFFFU )

#define	NFC4_MRT_MIN_1FC NFC4_RFAL_CONV_64FC_TO_1FC( 0x0004U )

#define	NFC4_NRT_DISABLED 0U

#define	NFC4_NRT_MAX 0xFFFFU

#define	NFC4_RFAL_CALC_NUM_BYTES(NBITS) ( ( ( uint32_t )( NBITS ) + 7U ) / 8U )

#define	NFC4_RFAL_CREATE_BYTE_FLAGS_TX_RX_CONTEXT(CTX, TB, TBL, RB, RBL, RDL, FL, T)
	NFC 4 Click rfal create byte flags tx rx context macro.

#define	NFC4_NFCA_CASCADE_1_UID_LEN 4U
	NFC 4 Click RFAL NFC macros.

#define	NFC4_NFCA_CASCADE_2_UID_LEN 7U

#define	NFC4_NFCA_CASCADE_3_UID_LEN 10U

#define	NFC4_NFC_MAX_DEVICES 5U

#define	NFC4_THLD_DO_NOT_SET 0xFFU

#define	NFC4_NFCA_FDTMIN 1620U

#define	NFC4_RFAL_NFCA_CLN2_SEL_CMD(CL) ( uint8_t )( ( uint8_t )( NFC4_NFCA_CMD_SEL_CL1 ) + ( 2U * ( CL ) ) )

#define	NFC4_RFAL_NFCA_SEL_PAR(NBY, NBI) ( uint8_t )( ( ( ( NBY ) << 4U ) & 0xF0U ) \| ( ( NBI ) &0x0FU ) )

#define	NFC4_RFAL_NFCA_NFC_ID_LEN_2CL(LEN) ( ( LEN ) / 5U )

#define	NFC4_NFCA_SLP_FWT NFC4_RFAL_CONV_MS_TO_1FC ( 1 )

#define	NFC4_NFCA_SLP_CMD 0x50U

#define	NFC4_NFCA_SLP_BYTE2 0x00U

#define	NFC4_NFCA_SLP_CMD_POS 0U

#define	NFC4_NFCA_SLP_BYTE2_POS 1U

#define	NFC4_NFCA_SDD_CT 0x88U

#define	NFC4_NFCA_SDD_CT_LEN 1U

#define	NFC4_NFCA_SLP_REQ_LEN 2U

#define	NFC4_NFCA_SEL_CMD_LEN 1U

#define	NFC4_NFCA_SEL_PAR_LEN 1U

#define	NFC4_NFCA_SEL_SELPAR NFC4_RFAL_NFCA_SEL_PAR( 7U, 0U )

#define	NFC4_NFCA_BCC_LEN 1U

#define	NFC4_NFCA_SDD_REQ_LEN ( NFC4_NFCA_SEL_CMD_LEN + NFC4_NFCA_SEL_PAR_LEN )

#define	NFC4_NFCA_SDD_RES_LEN ( NFC4_NFCA_CASCADE_1_UID_LEN + NFC4_NFCA_BCC_LEN )

#define	NFC4_NFCA_N_RETRANS 2U

#define	NFC4_ISO14443A_SDD_RES_LEN 5U

#define	NFC4_TXRX_FLAGS_DEFAULT

#define	NFC4_FIFO_DEPTH 512U
	NFC 4 Click NFC FIFO macros.

#define	NFC4_FIFO_STATUS_REG1 0U

#define	NFC4_FIFO_STATUS_REG2 1U

#define	NFC4_FIFO_STATUS_INVALID 0xFFU

#define	NFC4_FIFO_IN_WL 200U

#define	NFC4_FIFO_OUT_WL ( NFC4_FIFO_DEPTH - NFC4_FIFO_IN_WL )

#define	MAX(a, b) ( ( ( a ) > ( b ) ) ? ( a ) : ( b ) )
	NFC 4 Click global function macros.

#define	MIN(a, b) ( ( ( a ) < ( b ) ) ? ( a ) : ( b ) )

#define	EXIT_ON_ERR(r, f)

#define	NFC4_IO_CFG_1_SINGLE ( 1U << 7 )
	NFC 4 Click register bits value.

#define	NFC4_IO_CFG_1_RFO2 ( 1U << 6 )

#define	NFC4_IO_CFG_1_I2C_THD1 ( 1U << 5 )

#define	NFC4_IO_CFG_1_I2C_THD0 ( 1U << 4 )

#define	NFC4_IO_CFG_1_I2C_THD_MASK ( 3U << 4 )

#define	NFC4_IO_CFG_1_I2C_THD_SHIFT ( 4U )

#define	NFC4_IO_CFG_1_RFU ( 1U << 3 )

#define	NFC4_IO_CFG_1_OUT_CL1 ( 1U << 2 )

#define	NFC4_IO_CFG_1_OUT_CL0 ( 1U << 1 )

#define	NFC4_IO_CFG_1_OUT_CL_DISABLED ( 3U << 1 )

#define	NFC4_IO_CFG_1_OUT_CL_13_56MHZ ( 2U << 1 )

#define	NFC4_IO_CFG_1_OUT_CL_4_78MHZ ( 1U << 1 )

#define	NFC4_IO_CFG_1_OUT_CL_3_39MHZ ( 0U << 1 )

#define	NFC4_IO_CFG_1_OUT_CL_MASK ( 3U << 1 )

#define	NFC4_IO_CFG_1_OUT_CL_SHIFT ( 1U )

#define	NFC4_IO_CFG_1_LF_CLK_OFF ( 1U << 0 )

#define	NFC4_IO_CFG_1_LF_CLK_OFF_ON ( 1U << 0 )

#define	NFC4_IO_CFG_1_LF_CLK_OFF_OFF ( 0U << 0 )

#define	NFC4_IO_CFG_2_SUP3V ( 1U << 7 )

#define	NFC4_IO_CFG_2_SUP3V_3V ( 1U << 7 )

#define	NFC4_IO_CFG_2_SUP3V_5V ( 0U << 7 )

#define	NFC4_IO_CFG_2_VSPD_OFF ( 1U << 6 )

#define	NFC4_IO_CFG_2_AAT_EN ( 1U << 5 )

#define	NFC4_IO_CFG_2_MISO_PD2 ( 1U << 4 )

#define	NFC4_IO_CFG_2_MISO_PD1 ( 1U << 3 )

#define	NFC4_IO_CFG_2_IO_DRV_LVL ( 1U << 2 )

#define	NFC4_IO_CFG_2_SLOW_UP ( 1U << 0 )

#define	NFC4_ISO14443A_NFC_NO_TX_PAR ( 1U << 7 )

#define	NFC4_ISO14443A_NFC_NO_TX_PAR_OFF ( 0U << 7 )

#define	NFC4_ISO14443A_NFC_NO_RX_PAR ( 1U << 6 )

#define	NFC4_ISO14443A_NFC_NO_RX_PAR_OFF ( 0U << 6 )

#define	NFC4_ISO14443A_NFC_NFC_F0 ( 1U << 5 )

#define	NFC4_ISO14443A_NFC_NFC_F0_OFF ( 0U << 5 )

#define	NFC4_ISO14443A_NFC_P_LEN3 ( 1U << 4 )

#define	NFC4_ISO14443A_NFC_P_LEN2 ( 1U << 3 )

#define	NFC4_ISO14443A_NFC_P_LEN1 ( 1U << 2 )

#define	NFC4_ISO14443A_NFC_P_LEN0 ( 1U << 1 )

#define	NFC4_ISO14443A_NFC_P_LEN_MASK ( 0xFU << 1 )

#define	NFC4_ISO14443A_NFC_P_LEN_SHIFT ( 1U )

#define	NFC4_ISO14443A_NFC_ANTCL ( 1U << 0 )

#define	NFC4_RX_CFG_2_DEMOD_MODE ( 1U << 7 )

#define	NFC4_RX_CFG_2_AMD_SEL ( 1U << 6 )

#define	NFC4_RX_CFG_2_AMD_SEL_MIXER ( 1U << 6 )

#define	NFC4_RX_CFG_2_AMD_SEL_PEAK ( 0U << 6 )

#define	NFC4_RX_CFG_2_SQM_DYN ( 1U << 5 )

#define	NFC4_RX_CFG_2_PULZ_61 ( 1U << 4 )

#define	NFC4_RX_CFG_2_AGC_EN ( 1U << 3 )

#define	NFC4_RX_CFG_2_AGC_M ( 1U << 2 )

#define	NFC4_RX_CFG_2_AGC_ALG ( 1U << 1 )

#define	NFC4_RX_CFG_2_AGC6_3 ( 1U << 0 )

#define	NFC4_OP_CTRL_EN ( 1U << 7 )

#define	NFC4_OP_CTRL_RX_EN ( 1U << 6 )

#define	NFC4_OP_CTRL_RX_CHN ( 1U << 5 )

#define	NFC4_OP_CTRL_RX_MAN ( 1U << 4 )

#define	NFC4_OP_CTRL_TX_EN ( 1U << 3 )

#define	NFC4_OP_CTRL_WU ( 1U << 2 )

#define	NFC4_OP_CTRL_EN_FD_C1 ( 1U << 1 )

#define	NFC4_OP_CTRL_EN_FD_C0 ( 1U << 0 )

#define	NFC4_OP_CTRL_EN_FD_EFD_OFF ( 0U << 0 )

#define	NFC4_OP_CTRL_EN_FD_MANUAL_EFD_CA ( 1U << 0 )

#define	NFC4_OP_CTRL_EN_FD_MANUAL_EFD_PDT ( 2U << 0 )

#define	NFC4_OP_CTRL_EN_FD_AUTO_EFD ( 3U << 0 )

#define	NFC4_OP_CTRL_EN_FD_SHIFT ( 0U )

#define	NFC4_OP_CTRL_EN_FD_MASK ( 3U << 0 )

#define	NFC4_NFCIP1_BIT_RATE_NFC_RFU1 ( 1U << 7 )

#define	NFC4_NFCIP1_BIT_RATE_NFC_RFU0 ( 1U << 6 )

#define	NFC4_NFCIP1_BIT_RATE_NFC_RATE1 ( 1U << 5 )

#define	NFC4_NFCIP1_BIT_RATE_NFC_RATE0 ( 1U << 4 )

#define	NFC4_NFCIP1_BIT_RATE_NFC_RATE_MASK ( 0x3U << 4 )

#define	NFC4_NFCIP1_BIT_RATE_NFC_RATE_SHIFT ( 4U )

#define	NFC4_NFCIP1_BIT_RATE_PPT2_ON ( 1U << 3 )

#define	NFC4_NFCIP1_BIT_RATE_GPT_ON ( 1U << 2 )

#define	NFC4_NFCIP1_BIT_RATE_NRT_ON ( 1U << 1 )

#define	NFC4_NFCIP1_BIT_RATE_MRT_ON ( 1U << 0 )

#define	NFC4_AUX_DISPLAY_A_CHA ( 1U << 7 )

#define	NFC4_AUX_DISPLAY_EFD_O ( 1U << 6 )

#define	NFC4_AUX_DISPLAY_TX_ON ( 1U << 5 )

#define	NFC4_AUX_DISPLAY_OSC_OK ( 1U << 4 )

#define	NFC4_AUX_DISPLAY_RX_ON ( 1U << 3 )

#define	NFC4_AUX_DISPLAY_RX_ACT ( 1U << 2 )

#define	NFC4_AUX_DISPLAY_EN_PEER ( 1U << 1 )

#define	NFC4_AUX_DISPLAY_EN_AC ( 1U << 0 )

#define	NFC4_FIFO_STATUS2_FIFO_B9 ( 1U << 7 )

#define	NFC4_FIFO_STATUS2_FIFO_B8 ( 1U << 6 )

#define	NFC4_FIFO_STATUS2_FIFO_B_MASK ( 3U << 6 )

#define	NFC4_FIFO_STATUS2_FIFO_B_SHIFT ( 6U )

#define	NFC4_FIFO_STATUS2_FIFO_UNF ( 1U << 5 )

#define	NFC4_FIFO_STATUS2_FIFO_OVR ( 1U << 4 )

#define	NFC4_FIFO_STATUS2_FIFO_LB2 ( 1U << 3 )

#define	NFC4_FIFO_STATUS2_FIFO_LB1 ( 1U << 2 )

#define	NFC4_FIFO_STATUS2_FIFO_LB0 ( 1U << 1 )

#define	NFC4_FIFO_STATUS2_FIFO_LB_MASK ( 7U << 1 )

#define	NFC4_FIFO_STATUS2_FIFO_LB_SHIFT ( 1U )

#define	NFC4_FIFO_STATUS2_NP_LB ( 1U << 0 )

#define	NFC4_MODE_TARG ( 1U << 7 )

#define	NFC4_MODE_TARG_TARG ( 1U << 7 )

#define	NFC4_MODE_TARG_INIT ( 0U << 7 )

#define	NFC4_MODE_OM3 ( 1U << 6 )

#define	NFC4_MODE_OM2 ( 1U << 5 )

#define	NFC4_MODE_OM1 ( 1U << 4 )

#define	NFC4_MODE_OM0 ( 1U << 3 )

#define	NFC4_MODE_OM_BPSK_STREAM ( 0xFU << 3 )

#define	NFC4_MODE_OM_SUBCARRIER_STREAM ( 0xEU << 3 )

#define	NFC4_MODE_OM_TOPAZ ( 0x4U << 3 )

#define	NFC4_MODE_OM_FELICA ( 0x3U << 3 )

#define	NFC4_MODE_OM_ISO14443B ( 0x2U << 3 )

#define	NFC4_MODE_OM_ISO14443A ( 0x1U << 3 )

#define	NFC4_MODE_OM_TARG_NFCA ( 0x1U << 3 )

#define	NFC4_MODE_OM_TARG_NFCB ( 0x2U << 3 )

#define	NFC4_MODE_OM_TARG_NFCF ( 0x4U << 3 )

#define	NFC4_MODE_OM_TARG_NFCIP ( 0x7U << 3 )

#define	NFC4_MODE_OM_NFC ( 0x0U << 3 )

#define	NFC4_MODE_OM_MASK ( 0xFU << 3 )

#define	NFC4_MODE_OM_SHIFT ( 3U )

#define	NFC4_MODE_TR_AM ( 1U << 2 )

#define	NFC4_MODE_TR_AM_OOK ( 0U << 2 )

#define	NFC4_MODE_TR_AM_AM ( 1U << 2 )

#define	NFC4_MODE_NFC_AR1 ( 1U << 1 )

#define	NFC4_MODE_NFC_AR0 ( 1U << 0 )

#define	NFC4_MODE_NFC_AR_OFF ( 0U << 0 )

#define	NFC4_MODE_NFC_AR_AUTO_RX ( 1U << 0 )

#define	NFC4_MODE_NFC_AR_EOF ( 2U << 0 )

#define	NFC4_MODE_NFC_AR_RFU ( 3U << 0 )

#define	NFC4_MODE_NFC_AR_MASK ( 3U << 0 )

#define	NFC4_MODE_NFC_AR_SHIFT ( 0U )

#define	NFC4_BIT_RATE_TXRATE_106 ( 0x0U << 4 )

#define	NFC4_BIT_RATE_TXRATE_212 ( 0x1U << 4 )

#define	NFC4_BIT_RATE_TXRATE_424 ( 0x2U << 4 )

#define	NFC4_BIT_RATE_TXRATE_848 ( 0x3U << 4 )

#define	NFC4_BIT_RATE_TXRATE_MASK ( 0x3U << 4 )

#define	NFC4_BIT_RATE_TXRATE_SHIFT ( 4U )

#define	NFC4_BIT_RATE_RXRATE_106 ( 0x0U << 0 )

#define	NFC4_BIT_RATE_RXRATE_212 ( 0x1U << 0 )

#define	NFC4_BIT_RATE_RXRATE_424 ( 0x2U << 0 )

#define	NFC4_BIT_RATE_RXRATE_848 ( 0x3U << 0 )

#define	NFC4_BIT_RATE_RXRATE_MASK ( 0x3U << 0 )

#define	NFC4_BIT_RATE_RXRATE_SHIFT ( 0U )

#define	NFC4_AUX_MOD_DIS_REG_AM ( 1U << 7 )

#define	NFC4_AUX_MOD_LM_EXT_POL ( 1U << 6 )

#define	NFC4_AUX_MOD_LM_EXT ( 1U << 5 )

#define	NFC4_AUX_MOD_LM_DRI ( 1U << 4 )

#define	NFC4_AUX_MOD_RES_AM ( 1U << 3 )

#define	NFC4_AUX_MOD_RFU2 ( 1U << 2 )

#define	NFC4_AUX_MOD_RFU1 ( 1U << 1 )

#define	NFC4_AUX_MOD_RFU0 ( 1U << 0 )

#define	NFC4_PASSIVE_TARGET_FDEL_3 ( 1U << 7 )

#define	NFC4_PASSIVE_TARGET_FDEL_2 ( 1U << 6 )

#define	NFC4_PASSIVE_TARGET_FDEL_1 ( 1U << 5 )

#define	NFC4_PASSIVE_TARGET_FDEL_0 ( 1U << 4 )

#define	NFC4_PASSIVE_TARGET_FDEL_MASK ( 0xFU << 4 )

#define	NFC4_PASSIVE_TARGET_FDEL_SHIFT ( 4U )

#define	NFC4_PASSIVE_TARGET_D_AC_AP2P ( 1U << 3 )

#define	NFC4_PASSIVE_TARGET_D_212_424_1R ( 1U << 2 )

#define	NFC4_PASSIVE_TARGET_RFU ( 1U << 1 )

#define	NFC4_PASSIVE_TARGET_D_106_AC_A ( 1U << 0 )

#define	NFC4_PT_MOD_PTM_RES3 ( 1U << 7 )

#define	NFC4_PT_MOD_PTM_RES2 ( 1U << 6 )

#define	NFC4_PT_MOD_PTM_RES1 ( 1U << 5 )

#define	NFC4_PT_MOD_PTM_RES0 ( 1U << 4 )

#define	NFC4_PT_MOD_PTM_RES_MASK ( 0xFU << 4 )

#define	NFC4_PT_MOD_PTM_RES_SHIFT ( 4U )

#define	NFC4_PT_MOD_PT_RES3 ( 1U << 3 )

#define	NFC4_PT_MOD_PT_RES2 ( 1U << 2 )

#define	NFC4_PT_MOD_PT_RES1 ( 1U << 1 )

#define	NFC4_PT_MOD_PT_RES0 ( 1U << 0 )

#define	NFC4_PT_MOD_PT_RES_MASK ( 0xFU << 0 )

#define	NFC4_PT_MOD_PT_RES_SHIFT ( 0U )

#define	NFC4_EMD_SUP_CFG_EMD_EMV ( 1U << 7 )

#define	NFC4_EMD_SUP_CFG_EMD_EMV_ON ( 1U << 7 )

#define	NFC4_EMD_SUP_CFG_EMD_EMV_OFF ( 0U << 7 )

#define	NFC4_EMD_SUP_CFG_RX_START_EMV ( 1U << 6 )

#define	NFC4_EMD_SUP_CFG_RX_START_EMV_ON ( 1U << 6 )

#define	NFC4_EMD_SUP_CFG_RX_START_EMV_OFF ( 0U << 6 )

#define	NFC4_EMD_SUP_CFG_RFU1 ( 1U << 5 )

#define	NFC4_EMD_SUP_CFG_RFU0 ( 1U << 4 )

#define	NFC4_EMD_SUP_CFG_EMD_THLD3 ( 1U << 3 )

#define	NFC4_EMD_SUP_CFG_EMD_THLD2 ( 1U << 2 )

#define	NFC4_EMD_SUP_CFG_EMD_THLD1 ( 1U << 1 )

#define	NFC4_EMD_SUP_CFG_EMD_THLD0 ( 1U << 0 )

#define	NFC4_EMD_SUP_CFG_EMD_THLD_MASK ( 0xFU << 0 )

#define	NFC4_EMD_SUP_CFG_EMD_THLD_SHIFT ( 0U )

#define	NFC4_AUX_NO_CRC_RX ( 1U << 7 )

#define	NFC4_AUX_RFU ( 1U << 6 )

#define	NFC4_AUX_NFC_ID1 ( 1U << 5 )

#define	NFC4_AUX_NFC_ID0 ( 1U << 4 )

#define	NFC4_AUX_NFC_ID_7BYTES ( 1U << 4 )

#define	NFC4_AUX_NFC_ID_4BYTES ( 0U << 4 )

#define	NFC4_AUX_NFC_ID_MASK ( 3U << 4 )

#define	NFC4_AUX_NFC_ID_SHIFT ( 4U )

#define	NFC4_AUX_MFAZ_CL90 ( 1U << 3 )

#define	NFC4_AUX_DIS_CORR ( 1U << 2 )

#define	NFC4_AUX_DIS_CORR_COHERENT ( 1U << 2 )

#define	NFC4_AUX_DIS_CORR_CORRELATOR ( 0U << 2 )

#define	NFC4_AUX_NFC_N1 ( 1U << 1 )

#define	NFC4_AUX_NFC_N0 ( 1U << 0 )

#define	NFC4_AUX_NFC_N_MASK ( 3U << 0 )

#define	NFC4_AUX_NFC_N_SHIFT ( 0U )

#define	NFC4_TIMER_EMV_CONTROL_GPTC2 ( 1U << 7 )

#define	NFC4_TIMER_EMV_CONTROL_GPTC1 ( 1U << 6 )

#define	NFC4_TIMER_EMV_CONTROL_GPTC0 ( 1U << 5 )

#define	NFC4_TIMER_EMV_CONTROL_GPTC_NO_TRIGGER ( 0U << 5 )

#define	NFC4_TIMER_EMV_CONTROL_GPTC_ERX ( 1U << 5 )

#define	NFC4_TIMER_EMV_CONTROL_GPTC_SRX ( 2U << 5 )

#define	NFC4_TIMER_EMV_CONTROL_GPTC_ETX_NFC ( 3U << 5 )

#define	NFC4_TIMER_EMV_CONTROL_GPTC_MASK ( 7U << 5 )

#define	NFC4_TIMER_EMV_CONTROL_GPTC_SHIFT ( 5U )

#define	NFC4_TIMER_EMV_CONTROL_RFU ( 1U << 4 )

#define	NFC4_TIMER_EMV_CONTROL_MRT_STEP ( 1U << 3 )

#define	NFC4_TIMER_EMV_CONTROL_MRT_STEP_512 ( 1U << 3 )

#define	NFC4_TIMER_EMV_CONTROL_MRT_STEP_64 ( 0U << 3 )

#define	NFC4_TIMER_EMV_CONTROL_NRT_NFC ( 1U << 2 )

#define	NFC4_TIMER_EMV_CONTROL_NRT_NFC_ON ( 1U << 2 )

#define	NFC4_TIMER_EMV_CONTROL_NRT_NFC_OFF ( 0U << 2 )

#define	NFC4_TIMER_EMV_CONTROL_NRT_EMV ( 1U << 1 )

#define	NFC4_TIMER_EMV_CONTROL_NRT_EMV_ON ( 1U << 1 )

#define	NFC4_TIMER_EMV_CONTROL_NRT_EMV_OFF ( 0U << 1 )

#define	NFC4_TIMER_EMV_CONTROL_NRT_STEP ( 1U << 0 )

#define	NFC4_TIMER_EMV_CONTROL_NRT_STEP_64FC ( 0U << 0 )

#define	NFC4_TIMER_EMV_CONTROL_NRT_STEP_4096_FC ( 1U << 0 )

#define	NFC4_COLLISION_STATUS_C_BYTE3 ( 1U << 7 )

#define	NFC4_COLLISION_STATUS_C_BYTE2 ( 1U << 6 )

#define	NFC4_COLLISION_STATUS_C_BYTE1 ( 1U << 5 )

#define	NFC4_COLLISION_STATUS_C_BYTE0 ( 1U << 4 )

#define	NFC4_COLLISION_STATUS_C_BYTE_MASK ( 0x FU << 4 )

#define	NFC4_COLLISION_STATUS_C_BYTE_SHIFT ( 4U )

#define	NFC4_COLLISION_STATUS_C_BIT2 ( 1U << 3 )

#define	NFC4_COLLISION_STATUS_C_BIT1 ( 1U << 2 )

#define	NFC4_COLLISION_STATUS_C_BIT0 ( 1U << 1 )

#define	NFC4_COLLISION_STATUS_C_PB ( 1U << 0 )

#define	NFC4_COLLISION_STATUS_C_BIT_MASK ( 3U << 1 )

#define	NFC4_COLLISION_STATUS_C_BIT_SHIFT ( 1U )

#define	NFC4_CORR_CFG_1_CORR_S7 ( 1U << 7 )

#define	NFC4_CORR_CFG_1_CORR_S6 ( 1U << 6 )

#define	NFC4_CORR_CFG_1_CORR_S5 ( 1U << 5 )

#define	NFC4_CORR_CFG_1_CORR_S4 ( 1U << 4 )

#define	NFC4_CORR_CFG_1_CORR_S3 ( 1U << 3 )

#define	NFC4_CORR_CFG_1_CORR_S2 ( 1U << 2 )

#define	NFC4_CORR_CFG_1_CORR_S1 ( 1U << 1 )

#define	NFC4_CORR_CFG_1_CORR_S0 ( 1U << 0 )

#define	NFC4_TX_DRIVER_AM_MOD3 ( 1U << 7 )

#define	NFC4_TX_DRIVER_AM_MOD2 ( 1U << 6 )

#define	NFC4_TX_DRIVER_AM_MOD1 ( 1U << 5 )

#define	NFC4_TX_DRIVER_AM_MOD0 ( 1U << 4 )

#define	NFC4_TX_DRIVER_AM_MOD_5PERCENT ( 0x0U << 4 )

#define	NFC4_TX_DRIVER_AM_MOD_6PERCENT ( 0x1U << 4 )

#define	NFC4_TX_DRIVER_AM_MOD_7PERCENT ( 0x2U << 4 )

#define	NFC4_TX_DRIVER_AM_MOD_8PERCENT ( 0x3U << 4 )

#define	NFC4_TX_DRIVER_AM_MOD_9PERCENT ( 0x4U << 4 )

#define	NFC4_TX_DRIVER_AM_MOD_10PERCENT ( 0x5U << 4 )

#define	NFC4_TX_DRIVER_AM_MOD_11PERCENT ( 0x6U << 4 )

#define	NFC4_TX_DRIVER_AM_MOD_12PERCENT ( 0x7U << 4 )

#define	NFC4_TX_DRIVER_AM_MOD_13PERCENT ( 0x8U << 4 )

#define	NFC4_TX_DRIVER_AM_MOD_14PERCENT ( 0x9U << 4 )

#define	NFC4_TX_DRIVER_AM_MOD_15PERCENT ( 0xAU << 4 )

#define	NFC4_TX_DRIVER_AM_MOD_17PERCENT ( 0xBU << 4 )

#define	NFC4_TX_DRIVER_AM_MOD_19PERCENT ( 0xCU << 4 )

#define	NFC4_TX_DRIVER_AM_MOD_22PERCENT ( 0xDU << 4 )

#define	NFC4_TX_DRIVER_AM_MOD_26PERCENT ( 0xEU << 4 )

#define	NFC4_TX_DRIVER_AM_MOD_40PERCENT ( 0xFU << 4 )

#define	NFC4_TX_DRIVER_AM_MOD_MASK ( 0xFU << 4 )

#define	NFC4_TX_DRIVER_AM_MOD_SHIFT ( 4U )

#define	NFC4_TX_DRIVER_D_RES3 ( 1U << 3 )

#define	NFC4_TX_DRIVER_D_RES2 ( 1U << 2 )

#define	NFC4_TX_DRIVER_D_RES1 ( 1U << 1 )

#define	NFC4_TX_DRIVER_D_RES0 ( 1U << 0 )

#define	NFC4_TX_DRIVER_D_RES_MASK ( 0xFU << 0 )

#define	NFC4_TX_DRIVER_D_RES_SHIFT ( 0U )

#define	NFC4_FIELD_THLD_ACT_TRG_L2A ( 1U << 6 )

#define	NFC4_FIELD_THLD_ACT_TRG_L1A ( 1U << 5 )

#define	NFC4_FIELD_THLD_ACT_TRG_L0A ( 1U << 4 )

#define	NFC4_FIELD_THLD_ACT_TRG_75MV ( 0x0U << 4 )

#define	NFC4_FIELD_THLD_ACT_TRG_105MV ( 0x1U << 4 )

#define	NFC4_FIELD_THLD_ACT_TRG_150MV ( 0x2U << 4 )

#define	NFC4_FIELD_THLD_ACT_TRG_205MV ( 0x3U << 4 )

#define	NFC4_FIELD_THLD_ACT_TRG_290MV ( 0x4U << 4 )

#define	NFC4_FIELD_THLD_ACT_TRG_400MV ( 0x5U << 4 )

#define	NFC4_FIELD_THLD_ACT_TRG_560MV ( 0x6U << 4 )

#define	NFC4_FIELD_THLD_ACT_TRG_800MV ( 0x7U << 4 )

#define	NFC4_FIELD_THLD_ACT_TRG_MASK ( 7U << 4 )

#define	NFC4_FIELD_THLD_ACT_TRG_SHIFT ( 4U )

#define	NFC4_FIELD_THLD_ACT_RFE_T3A ( 1U << 3 )

#define	NFC4_FIELD_THLD_ACT_RFE_T2A ( 1U << 2 )

#define	NFC4_FIELD_THLD_ACT_RFE_T1A ( 1U << 1 )

#define	NFC4_FIELD_THLD_ACT_RFE_T0A ( 1U << 0 )

#define	NFC4_FIELD_THLD_ACT_RFE_75MV ( 0x0U << 0 )

#define	NFC4_FIELD_THLD_ACT_RFE_105MV ( 0x1U << 0 )

#define	NFC4_FIELD_THLD_ACT_RFE_150MV ( 0x2U << 0 )

#define	NFC4_FIELD_THLD_ACT_RFE_205MV ( 0x3U << 0 )

#define	NFC4_FIELD_THLD_ACT_RFE_290MV ( 0x4U << 0 )

#define	NFC4_FIELD_THLD_ACT_RFE_400MV ( 0x5U << 0 )

#define	NFC4_FIELD_THLD_ACT_RFE_560MV ( 0x6U << 0 )

#define	NFC4_FIELD_THLD_ACT_RFE_800MV ( 0x7U << 0 )

#define	NFC4_FIELD_THLD_ACT_RFE_25MV ( 0x8U << 0 )

#define	NFC4_FIELD_THLD_ACT_RFE_33MV ( 0x9U << 0 )

#define	NFC4_FIELD_THLD_ACT_RFE_47MV ( 0xAU << 0 )

#define	NFC4_FIELD_THLD_ACT_RFE_64MV ( 0xBU << 0 )

#define	NFC4_FIELD_THLD_ACT_RFE_90MV ( 0xCU << 0 )

#define	NFC4_FIELD_THLD_ACT_RFE_125MV ( 0xDU << 0 )

#define	NFC4_FIELD_THLD_ACT_RFE_175MV ( 0xEU << 0 )

#define	NFC4_FIELD_THLD_ACT_RFE_250MV ( 0xFU << 0 )

#define	NFC4_FIELD_THLD_ACT_RFE_MASK ( 0xFU << 0 )

#define	NFC4_FIELD_THLD_ACT_RFE_SHIFT ( 0U )

#define	NFC4_FIELD_THLD_DEACT_TRG_L2D ( 1U << 6 )

#define	NFC4_FIELD_THLD_DEACT_TRG_L1D ( 1U << 5 )

#define	NFC4_FIELD_THLD_DEACT_TRG_L0D ( 1U << 4 )

#define	NFC4_FIELD_THLD_DEACT_TRG_75MV ( 0x0U << 4 )

#define	NFC4_FIELD_THLD_DEACT_TRG_105MV ( 0x1U << 4 )

#define	NFC4_FIELD_THLD_DEACT_TRG_150MV ( 0x2U << 4 )

#define	NFC4_FIELD_THLD_DEACT_TRG_205MV ( 0x3U << 4 )

#define	NFC4_FIELD_THLD_DEACT_TRG_290MV ( 0x4U << 4 )

#define	NFC4_FIELD_THLD_DEACT_TRG_400MV ( 0x5U << 4 )

#define	NFC4_FIELD_THLD_DEACT_TRG_560MV ( 0x6U << 4 )

#define	NFC4_FIELD_THLD_DEACT_TRG_800MV ( 0x7U << 4 )

#define	NFC4_FIELD_THLD_DEACT_TRG_MASK ( 7U << 4 )

#define	NFC4_FIELD_THLD_DEACT_TRG_SHIFT ( 4U )

#define	NFC4_FIELD_THLD_DEACT_RFE_T3D ( 1U << 3 )

#define	NFC4_FIELD_THLD_DEACT_RFE_T2D ( 1U << 2 )

#define	NFC4_FIELD_THLD_DEACT_RFE_T1D ( 1U << 1 )

#define	NFC4_FIELD_THLD_DEACT_RFE_T0D ( 1U << 0 )

#define	NFC4_FIELD_THLD_DEACT_RFE_75MV ( 0x0U << 0 )

#define	NFC4_FIELD_THLD_DEACT_RFE_105MV ( 0x1U << 0 )

#define	NFC4_FIELD_THLD_DEACT_RFE_150MV ( 0x2U << 0 )

#define	NFC4_FIELD_THLD_DEACT_RFE_205MV ( 0x3U << 0 )

#define	NFC4_FIELD_THLD_DEACT_RFE_290MV ( 0x4U << 0 )

#define	NFC4_FIELD_THLD_DEACT_RFE_400MV ( 0x5U << 0 )

#define	NFC4_FIELD_THLD_DEACT_RFE_560MV ( 0x6U << 0 )

#define	NFC4_FIELD_THLD_DEACT_RFE_800MV ( 0x7U << 0 )

#define	NFC4_FIELD_THLD_DEACT_RFE_25MV ( 0x8U << 0 )

#define	NFC4_FIELD_THLD_DEACT_RFE_33MV ( 0x9U << 0 )

#define	NFC4_FIELD_THLD_DEACT_RFE_47MV ( 0xAU << 0 )

#define	NFC4_FIELD_THLD_DEACT_RFE_64MV ( 0xBU << 0 )

#define	NFC4_FIELD_THLD_DEACT_RFE_90MV ( 0xCU << 0 )

#define	NFC4_FIELD_THLD_DEACT_RFE_125MV ( 0xDU << 0 )

#define	NFC4_FIELD_THLD_DEACT_RFE_175MV ( 0xEU << 0 )

#define	NFC4_FIELD_THLD_DEACT_RFE_250MV ( 0xFU << 0 )

#define	NFC4_FIELD_THLD_DEACT_RFE_MASK ( 0xFU << 0 )

#define	NFC4_FIELD_THLD_DEACT_RFE_SHIFT ( 0U )

#define	NFC4_REGULATOR_CTRL_REG_S ( 1U << 7 )

#define	NFC4_REGULATOR_CTRL_REGE_3 ( 1U << 6 )

#define	NFC4_REGULATOR_CTRL_REGE_2 ( 1U << 5 )

#define	NFC4_REGULATOR_CTRL_REGE_1 ( 1U << 4 )

#define	NFC4_REGULATOR_CTRL_REGE_0 ( 1U << 3 )

#define	NFC4_REGULATOR_CTRL_REGE_MASK ( 0xFU << 3 )

#define	NFC4_REGULATOR_CTRL_REGE_SHIFT ( 3U )

#define	NFC4_REGULATOR_CTRL_MPSV2 ( 2U << 2 )

#define	NFC4_REGULATOR_CTRL_MPSV1 ( 1U << 1 )

#define	NFC4_REGULATOR_CTRL_MPSV0 ( 1U << 0 )

#define	NFC4_REGULATOR_CTRL_MPSV_VDD ( 0U )

#define	NFC4_REGULATOR_CTRL_MPSV_VDD_A ( 1U )

#define	NFC4_REGULATOR_CTRL_MPSV_VDD_D ( 2U )

#define	NFC4_REGULATOR_CTRL_MPSV_VDD_RF ( 3U )

#define	NFC4_REGULATOR_CTRL_MPSV_VDD_AM ( 4U )

#define	NFC4_REGULATOR_CTRL_RFU ( 5U )

#define	NFC4_REGULATOR_CTRL_RFU1 ( 6U )

#define	NFC4_REGULATOR_CTRL_RFU2 ( 7U )

#define	NFC4_REGULATOR_CTRL_MPSV_MASK ( 7U )

#define	NFC4_REGULATOR_CTRL_MPSV_SHIFT ( 0U )

#define	NFC4_SET_DEV_ADDR 0x50
	NFC 4 device address setting.

#define	NFC4_SET_DATA_SAMPLE_EDGE SET_SPI_DATA_SAMPLE_EDGE
	Data sample selection.

#define	NFC4_SET_DATA_SAMPLE_MIDDLE SET_SPI_DATA_SAMPLE_MIDDLE

#define	NFC4_MAP_MIKROBUS(cfg, mikrobus)
	MikroBUS pin mapping.

Typedefs
typedef err_t(*	nfc4_master_io_t) (struct nfc4_s , uint8_t, uint8_t , uint16_t)
	NFC 4 Click driver interface.

typedef struct nfc4_s	nfc4_t
	NFC 4 Click context object.

Enumerations
enum	nfc4_drv_t { NFC4_DRV_SEL_SPI , NFC4_DRV_SEL_I2C }
	NFC 4 Click driver selector. More...

enum	nfc4_rfal_transceive_state_t { NFC4_TXRX_STATE_IDLE = 0 , NFC4_TXRX_STATE_INIT = 1 , NFC4_TXRX_STATE_START = 2 , NFC4_TXRX_STATE_TX_IDLE = 11 , NFC4_TXRX_STATE_TX_WAIT_GT = 12 , NFC4_TXRX_STATE_TX_WAIT_FDT = 13 , NFC4_TXRX_STATE_TX_TRANSMIT = 14 , NFC4_TXRX_STATE_TX_WAIT_WL = 15 , NFC4_TXRX_STATE_TX_RELOAD_FIFO = 16 , NFC4_TXRX_STATE_TX_WAIT_TXE = 17 , NFC4_TXRX_STATE_TX_DONE = 18 , NFC4_TXRX_STATE_TX_FAIL = 19 , NFC4_TXRX_STATE_RX_IDLE = 81 , NFC4_TXRX_STATE_RX_WAIT_EON = 82 , NFC4_TXRX_STATE_RX_WAIT_RXS = 83 , NFC4_TXRX_STATE_RX_WAIT_RXE = 84 , NFC4_TXRX_STATE_RX_READ_FIFO = 85 , NFC4_TXRX_STATE_RX_ERR_CHECK = 86 , NFC4_TXRX_STATE_RX_READ_DATA = 87 , NFC4_TXRX_STATE_RX_WAIT_EOF = 88 , NFC4_TXRX_STATE_RX_DONE = 89 , NFC4_TXRX_STATE_RX_FAIL = 90 }
	NFC 4 Click rfal transceive states enum. More...

enum	nfc4_rfal_nfc_state_t { NFC4_NFC_STATE_NOTINIT = 0 , NFC4_NFC_STATE_IDLE = 1 , NFC4_NFC_STATE_START_DISCOVERY = 2 , NFC4_NFC_STATE_POLL_COLAVOIDANCE = 11 , NFC4_NFC_STATE_POLL_ACTIVATION = 13 , NFC4_NFC_STATE_ACTIVATED = 30 , NFC4_NFC_STATE_DEACTIVATION = 34 }
	NFC 4 Click RFAL NFC state enum. More...

enum	nfc4_col_res_state_t { NFC4_NFCA_CR_CL , NFC4_NFCA_CR_SDD , NFC4_NFCA_CR_SEL , NFC4_NFCA_CR_DONE }
	NFC 4 Click Colission Resolution states enum. More...

enum	nfc4_return_value_t { NFC4_OK = 0 , NFC4_ERROR = -1 }
	NFC 4 Click return value data. More...

enum	nfc4_rfal_return_value_t { NFC4_RFAL_ERR_NONE = 0 , NFC4_RFAL_ERR_NOMEM = 1 , NFC4_RFAL_ERR_BUSY = 2 , NFC4_RFAL_ERR_IO = 3 , NFC4_RFAL_ERR_TIMEOUT = 4 , NFC4_RFAL_ERR_REQUEST = 5 , NFC4_RFAL_ERR_NOMSG = 6 , NFC4_RFAL_ERR_PARAM = 7 , NFC4_RFAL_ERR_SYSTEM = 8 , NFC4_RFAL_ERR_FRAMING = 9 , NFC4_RFAL_ERR_OVERRUN = 10 , NFC4_RFAL_ERR_PROTO = 11 , NFC4_RFAL_ERR_INTERNAL = 12 , NFC4_RFAL_ERR_AGAIN = 13 , NFC4_RFAL_ERR_MEM_CORRUPT = 14 , NFC4_RFAL_ERR_NOT_IMPLEMENTED = 15 , NFC4_RFAL_ERR_PC_CORRUPT = 16 , NFC4_RFAL_ERR_SEND = 17 , NFC4_RFAL_ERR_IGNORE = 18 , NFC4_RFAL_ERR_SEMANTIC = 19 , NFC4_RFAL_ERR_SYNTAX = 20 , NFC4_RFAL_ERR_CRC = 21 , NFC4_RFAL_ERR_NOTFOUND = 22 , NFC4_RFAL_ERR_NOTUNIQUE = 23 , NFC4_RFAL_ERR_NOTSUPP = 24 , NFC4_RFAL_ERR_WRITE = 25 , NFC4_RFAL_ERR_FIFO = 26 , NFC4_RFAL_ERR_PAR = 27 , NFC4_RFAL_ERR_DONE = 28 , NFC4_RFAL_ERR_RF_COLLISION = 29 , NFC4_RFAL_ERR_HW_OVERRUN = 30 , NFC4_RFAL_ERR_RELEASE_REQ = 31 , NFC4_RFAL_ERR_SLEEP_REQ = 32 , NFC4_RFAL_ERR_WRONG_STATE = 33 , NFC4_RFAL_ERR_MAX_RERUNS = 34 , NFC4_RFAL_ERR_DISABLED = 35 , NFC4_RFAL_ERR_HW_MISMATCH = 36 , NFC4_RFAL_ERR_LINK_LOSS = 37 , NFC4_RFAL_ERR_INVALID_HANDLE = 38 , NFC4_RFAL_ERR_INCOMPLETE_BYTE = 40 , NFC4_RFAL_ERR_INCOMPLETE_BYTE_01 = 41 , NFC4_RFAL_ERR_INCOMPLETE_BYTE_02 = 42 , NFC4_RFAL_ERR_INCOMPLETE_BYTE_03 = 43 , NFC4_RFAL_ERR_INCOMPLETE_BYTE_04 = 44 , NFC4_RFAL_ERR_INCOMPLETE_BYTE_05 = 45 , NFC4_RFAL_ERR_INCOMPLETE_BYTE_06 = 46 , NFC4_RFAL_ERR_INCOMPLETE_BYTE_07 = 47 }
	NFC 4 Click RFAL library return value data. More...

enum	nfc4_tx_rx_flags_value_t { NFC4_TXRX_FLAGS_CRC_TX_AUTO = ( 0U << 0 ) , NFC4_TXRX_FLAGS_CRC_TX_MANUAL = ( 1U << 0 ) , NFC4_TXRX_FLAGS_CRC_RX_KEEP = ( 1U << 1 ) , NFC4_TXRX_FLAGS_CRC_RX_REMV = ( 0U << 1 ) , NFC4_TXRX_FLAGS_NFCIP1_ON = ( 1U << 2 ) , NFC4_TXRX_FLAGS_NFCIP1_OFF = ( 0U << 2 ) , NFC4_TXRX_FLAGS_AGC_OFF = ( 1U << 3 ) , NFC4_TXRX_FLAGS_AGC_ON = ( 0U << 3 ) , NFC4_TXRX_FLAGS_PAR_RX_KEEP = ( 1U << 4 ) , NFC4_TXRX_FLAGS_PAR_RX_REMV = ( 0U << 0 ) , NFC4_TXRX_FLAGS_PAR_TX_NONE = ( 1U << 5 ) , NFC4_TXRX_FLAGS_PAR_TX_AUTO = ( 0U << 5 ) , NFC4_TXRX_FLAGS_NFCV_FLAG_MANUAL = ( 1U << 6 ) , NFC4_TXRX_FLAGS_NFCV_FLAG_AUTO = ( 0U << 6 ) }
	NFC 4 Click TXRX flags values. More...

enum	nfc4_rfal_14443a_short_frame_cmd_t { NFC4_14443A_SHORTFRAME_CMD_WUPA = 0x52 , NFC4_14443A_SHORTFRAME_CMD_REQA = 0x26 }
	NFC 4 Click RFAL ISO 14443A Short Frame Command values. More...

enum	nfc4_nfca_sel_value_t { NFC4_NFCA_SEL_CASCADE_L1 = 0 , NFC4_NFCA_SEL_CASCADE_L2 = 1 , NFC4_NFCA_SEL_CASCADE_L3 = 2 }
	NFC 4 Click SDD_REQ (Select) Cascade Levels values. More...

enum	nfc4_nfca_cmd_value_t { NFC4_NFCA_CMD_SEL_CL1 = 0x93 , NFC4_NFCA_CMD_SEL_CL2 = 0x95 , NFC4_NFCA_CMD_SEL_CL3 = 0x97 }
	NFC 4 Click SDD_REQ (Select) request Cascade Level command values. More...

Functions
void	nfc4_cfg_setup (nfc4_cfg_t *cfg)
	NFC 4 configuration object setup function.

void	nfc4_drv_interface_selection (nfc4_cfg_t *cfg, nfc4_drv_t drv_sel)
	NFC 4 driver interface setup function.

err_t	nfc4_init (nfc4_t ctx, nfc4_cfg_t cfg)
	NFC 4 initialization function.

err_t	nfc4_default_cfg (nfc4_t *ctx)
	NFC 4 default configuration function.

err_t	nfc4_generic_write (nfc4_t ctx, uint8_t reg, uint8_t data_in, uint16_t len)
	NFC 4 data writing function.

err_t	nfc4_generic_read (nfc4_t ctx, uint8_t reg, uint8_t data_out, uint16_t len)
	NFC 4 data reading function.

err_t	nfc4_send_direct_command (nfc4_t *ctx, uint8_t cmd)
	NFC 4 send direct command function.

err_t	nfc4_send_direct_command_with_result (nfc4_t ctx, uint8_t cmd, uint8_t result_reg, uint32_t timeout, uint8_t result)
	NFC 4 send direct command with result function.

err_t	nfc4_write_register (nfc4_t *ctx, uint8_t reg, uint8_t data_in)
	NFC 4 write register function.

err_t	nfc4_read_register (nfc4_t ctx, uint8_t reg, uint8_t data_out)
	NFC 4 read register function.

err_t	nfc4_write_multiple_registers (nfc4_t ctx, uint8_t reg, uint8_t data_in, uint16_t len)
	NFC 4 write multiple registers function.

err_t	nfc4_read_multiple_registers (nfc4_t ctx, uint8_t reg, uint8_t data_out, uint16_t len)
	NFC 4 read multiple registers function.

err_t	nfc4_clear_register_bits (nfc4_t *ctx, uint8_t reg, uint8_t clr_mask)
	NFC 4 clear register bits function.

err_t	nfc4_set_register_bits (nfc4_t *ctx, uint8_t reg, uint8_t set_mask)
	NFC 4 set register bits function.

err_t	nfc4_modify_register_bits (nfc4_t *ctx, uint8_t reg, uint8_t clr_mask, uint8_t set_mask)
	NFC 4 modify register bits function.

err_t	nfc4_write_fifo (nfc4_t ctx, uint8_t data_in, uint16_t len)
	NFC 4 write fifo function.

err_t	nfc4_read_fifo (nfc4_t ctx, uint8_t data_out, uint16_t len)
	NFC 4 read fifo function.

err_t	nfc4_write_test_register (nfc4_t *ctx, uint8_t reg, uint8_t data_in)
	NFC 4 write test register function.

err_t	nfc4_read_test_register (nfc4_t ctx, uint8_t reg, uint8_t data_out)
	NFC 4 read test register function.

err_t	nfc4_modify_test_register_bits (nfc4_t *ctx, uint8_t reg, uint8_t clr_mask, uint8_t set_mask)
	NFC 4 modify test register bits function.

err_t	nfc4_enable_interrupt (nfc4_t *ctx, uint32_t mask)
	NFC 4 enable interrupt function.

err_t	nfc4_disable_interrupt (nfc4_t *ctx, uint32_t mask)
	NFC 4 disable interrupt function.

err_t	nfc4_clear_interrupts (nfc4_t *ctx)
	NFC 4 clear interrupts function.

err_t	nfc4_check_for_received_interrupts (nfc4_t *ctx)
	NFC 4 check for received interrupts function.

uint32_t	nfc4_wait_for_interrupt (nfc4_t *ctx, uint32_t mask, uint32_t timeout)
	NFC 4 wait for interrupt function.

uint32_t	nfc4_get_interrupt (nfc4_t *ctx, uint32_t mask)
	NFC 4 get interrupt function.

err_t	nfc4_check_chip_id (nfc4_t ctx, uint8_t revision)
	NFC 4 check chip ID function.

err_t	nfc4_enable_osc (nfc4_t *ctx)
	NFC 4 enable oscillator and regulator function.

err_t	nfc4_measure_voltage (nfc4_t ctx, uint8_t mpsv_src, uint16_t res_mv)
	NFC 4 measure voltage function.

uint8_t	nfc4_get_irq_pin (nfc4_t *ctx)
	NFC 4 get irq pin function.

err_t	nfc4_get_mifare_tag_uid (nfc4_t ctx, uint8_t uid, uint8_t *uid_len)
	NFC 4 get mifare tag UID function.

Detailed Description

This file contains API for NFC 4 Click Driver.

Typedef Documentation

◆ nfc4_master_io_t

typedef err_t(* nfc4_master_io_t) (struct nfc4_s *, uint8_t, uint8_t *, uint16_t)

NFC 4 Click driver interface.

Definition of driver interface of NFC 4 Click driver. Driver serial interface.

◆ nfc4_t

typedef struct nfc4_s nfc4_t

NFC 4 Click context object.

Context object definition of NFC 4 Click driver.

Enumeration Type Documentation

◆ nfc4_col_res_state_t

enum nfc4_col_res_state_t

NFC 4 Click Colission Resolution states enum.

Predefined enum values for Colission Resolution states.

Enumerator
NFC4_NFCA_CR_CL	New Cascading Level state.
NFC4_NFCA_CR_SDD	Perform anticollsion state.
NFC4_NFCA_CR_SEL	Perform CL Selection state.
NFC4_NFCA_CR_DONE	Collision Resolution done state.

◆ nfc4_drv_t

enum nfc4_drv_t

NFC 4 Click driver selector.

Selects target driver interface of NFC 4 Click driver.

Enumerator
NFC4_DRV_SEL_SPI	SPI driver descriptor.
NFC4_DRV_SEL_I2C	I2C driver descriptor.

◆ nfc4_nfca_cmd_value_t

enum nfc4_nfca_cmd_value_t

NFC 4 Click SDD_REQ (Select) request Cascade Level command values.

Predefined enum values for SDD_REQ (Select) request Cascade Level command Digital 1.1 Table 15.

Enumerator
NFC4_NFCA_CMD_SEL_CL1	SDD_REQ command Cascade Level 1.
NFC4_NFCA_CMD_SEL_CL2	SDD_REQ command Cascade Level 2.
NFC4_NFCA_CMD_SEL_CL3	SDD_REQ command Cascade Level 3.

◆ nfc4_nfca_sel_value_t

enum nfc4_nfca_sel_value_t

NFC 4 Click SDD_REQ (Select) Cascade Levels values.

Predefined enum values for SDD_REQ (Select) Cascade Levels.

Enumerator
NFC4_NFCA_SEL_CASCADE_L1	SDD_REQ Cascade Level 1.
NFC4_NFCA_SEL_CASCADE_L2	SDD_REQ Cascade Level 2.
NFC4_NFCA_SEL_CASCADE_L3	SDD_REQ Cascade Level 3.

◆ nfc4_return_value_t

enum nfc4_return_value_t

NFC 4 Click return value data.

Predefined enum values for driver return values.

Enumerator
NFC4_OK
NFC4_ERROR

◆ nfc4_rfal_14443a_short_frame_cmd_t

enum nfc4_rfal_14443a_short_frame_cmd_t

NFC 4 Click RFAL ISO 14443A Short Frame Command values.

Predefined enum values for RFAL ISO 14443A Short Frame Command.

Enumerator
NFC4_14443A_SHORTFRAME_CMD_WUPA	ISO14443A WUPA / NFC-A ALL_REQ.
NFC4_14443A_SHORTFRAME_CMD_REQA	ISO14443A REQA / NFC-A SENS_REQ.

◆ nfc4_rfal_nfc_state_t

enum nfc4_rfal_nfc_state_t

NFC 4 Click RFAL NFC state enum.

Predefined enum valus for RFAL NFC main state.

Enumerator
NFC4_NFC_STATE_NOTINIT	Not Initialized state.
NFC4_NFC_STATE_IDLE	Initialize state.
NFC4_NFC_STATE_START_DISCOVERY	Start Discovery loop state.
NFC4_NFC_STATE_POLL_COLAVOIDANCE	Collision Avoidance state.
NFC4_NFC_STATE_POLL_ACTIVATION	Activation state.
NFC4_NFC_STATE_ACTIVATED	Activated state.
NFC4_NFC_STATE_DEACTIVATION	Deactivation state.

◆ nfc4_rfal_return_value_t

enum nfc4_rfal_return_value_t

NFC 4 Click RFAL library return value data.

Predefined enum values for RFAL library return values.

Enumerator
NFC4_RFAL_ERR_NONE	no error occurred.
NFC4_RFAL_ERR_NOMEM	not enough memory to perform the requested operation.
NFC4_RFAL_ERR_BUSY	device or resource busy.
NFC4_RFAL_ERR_IO	generic IO error.
NFC4_RFAL_ERR_TIMEOUT	error due to timeout.
NFC4_RFAL_ERR_REQUEST	invalid request or requested function can't be executed at the moment.
NFC4_RFAL_ERR_NOMSG	No message of desired type.
NFC4_RFAL_ERR_PARAM	Parameter error.
NFC4_RFAL_ERR_SYSTEM	System error.
NFC4_RFAL_ERR_FRAMING	Framing error.
NFC4_RFAL_ERR_OVERRUN	lost one or more received bytes.
NFC4_RFAL_ERR_PROTO	protocol error.
NFC4_RFAL_ERR_INTERNAL	Internal Error.
NFC4_RFAL_ERR_AGAIN	Call again.
NFC4_RFAL_ERR_MEM_CORRUPT	memory corruption.
NFC4_RFAL_ERR_NOT_IMPLEMENTED	not implemented.
NFC4_RFAL_ERR_PC_CORRUPT	Program Counter has been manipulated or spike/noise trigger illegal operation.
NFC4_RFAL_ERR_SEND	error sending.
NFC4_RFAL_ERR_IGNORE	indicates error detected but to be ignored.
NFC4_RFAL_ERR_SEMANTIC	indicates error in state machine (unexpected cmd).
NFC4_RFAL_ERR_SYNTAX	indicates error in state machine (unknown cmd).
NFC4_RFAL_ERR_CRC	crc error.
NFC4_RFAL_ERR_NOTFOUND	transponder not found.
NFC4_RFAL_ERR_NOTUNIQUE	transponder not unique - more than one transponder in field.
NFC4_RFAL_ERR_NOTSUPP	requested operation not supported.
NFC4_RFAL_ERR_WRITE	write error.
NFC4_RFAL_ERR_FIFO	fifo over or underflow error.
NFC4_RFAL_ERR_PAR	parity error.
NFC4_RFAL_ERR_DONE	transfer has already finished.
NFC4_RFAL_ERR_RF_COLLISION	collision error (Bit Collision or during RF Collision avoidance ).
NFC4_RFAL_ERR_HW_OVERRUN	lost one or more received bytes.
NFC4_RFAL_ERR_RELEASE_REQ	device requested release.
NFC4_RFAL_ERR_SLEEP_REQ	device requested sleep.
NFC4_RFAL_ERR_WRONG_STATE	incorrent state for requested operation.
NFC4_RFAL_ERR_MAX_RERUNS	blocking procedure reached maximum runs.
NFC4_RFAL_ERR_DISABLED	operation aborted due to disabled configuration.
NFC4_RFAL_ERR_HW_MISMATCH	expected hw do not match.
NFC4_RFAL_ERR_LINK_LOSS	Other device's field didn't behave as expected: turned off by Initiator in Passive mode, or AP2P did not turn on field.
NFC4_RFAL_ERR_INVALID_HANDLE	invalid or not initalized device handle.
NFC4_RFAL_ERR_INCOMPLETE_BYTE	Incomplete byte rcvd.
NFC4_RFAL_ERR_INCOMPLETE_BYTE_01	Incomplete byte rcvd - 1 bit.
NFC4_RFAL_ERR_INCOMPLETE_BYTE_02	Incomplete byte rcvd - 2 bit.
NFC4_RFAL_ERR_INCOMPLETE_BYTE_03	Incomplete byte rcvd - 3 bit.
NFC4_RFAL_ERR_INCOMPLETE_BYTE_04	Incomplete byte rcvd - 4 bit.
NFC4_RFAL_ERR_INCOMPLETE_BYTE_05	Incomplete byte rcvd - 5 bit.
NFC4_RFAL_ERR_INCOMPLETE_BYTE_06	Incomplete byte rcvd - 6 bit.
NFC4_RFAL_ERR_INCOMPLETE_BYTE_07	Incomplete byte rcvd - 7 bit.

◆ nfc4_rfal_transceive_state_t

enum nfc4_rfal_transceive_state_t

NFC 4 Click rfal transceive states enum.

Predefined enum values for RFAL transceive states.

Enumerator
NFC4_TXRX_STATE_IDLE
NFC4_TXRX_STATE_INIT
NFC4_TXRX_STATE_START
NFC4_TXRX_STATE_TX_IDLE
NFC4_TXRX_STATE_TX_WAIT_GT
NFC4_TXRX_STATE_TX_WAIT_FDT
NFC4_TXRX_STATE_TX_TRANSMIT
NFC4_TXRX_STATE_TX_WAIT_WL
NFC4_TXRX_STATE_TX_RELOAD_FIFO
NFC4_TXRX_STATE_TX_WAIT_TXE
NFC4_TXRX_STATE_TX_DONE
NFC4_TXRX_STATE_TX_FAIL
NFC4_TXRX_STATE_RX_IDLE
NFC4_TXRX_STATE_RX_WAIT_EON
NFC4_TXRX_STATE_RX_WAIT_RXS
NFC4_TXRX_STATE_RX_WAIT_RXE
NFC4_TXRX_STATE_RX_READ_FIFO
NFC4_TXRX_STATE_RX_ERR_CHECK
NFC4_TXRX_STATE_RX_READ_DATA
NFC4_TXRX_STATE_RX_WAIT_EOF
NFC4_TXRX_STATE_RX_DONE
NFC4_TXRX_STATE_RX_FAIL

◆ nfc4_tx_rx_flags_value_t

enum nfc4_tx_rx_flags_value_t

NFC 4 Click TXRX flags values.

Predefined enum values for TXRX flags.

Enumerator
NFC4_TXRX_FLAGS_CRC_TX_AUTO	CRC will be generated automatic upon transmission.
NFC4_TXRX_FLAGS_CRC_TX_MANUAL	CRC was calculated manually, included in txBuffer.
NFC4_TXRX_FLAGS_CRC_RX_KEEP	Upon Reception keep the CRC in rxBuffer (reflected on rcvd length).
NFC4_TXRX_FLAGS_CRC_RX_REMV	Enable CRC check and remove the CRC from rxBuffer.
NFC4_TXRX_FLAGS_NFCIP1_ON	Enable NFCIP1 mode: Add SB(F0) and LEN bytes during Tx and skip SB(F0) byte during Rx.
NFC4_TXRX_FLAGS_NFCIP1_OFF	Disable NFCIP1 mode: do not append protocol bytes while Tx nor skip while Rx.
NFC4_TXRX_FLAGS_AGC_OFF	Disable Automatic Gain Control, improving multiple devices collision detection.
NFC4_TXRX_FLAGS_AGC_ON	Enable Automatic Gain Control, improving single device reception.
NFC4_TXRX_FLAGS_PAR_RX_KEEP	Disable Parity and CRC check and keep the Parity and CRC bits in the received buffer.
NFC4_TXRX_FLAGS_PAR_RX_REMV	Enable Parity check and remove the parity bits from the received buffer.
NFC4_TXRX_FLAGS_PAR_TX_NONE	Disable automatic Parity generation (ISO14443A) and use the one provided in the buffer.
NFC4_TXRX_FLAGS_PAR_TX_AUTO	Enable automatic Parity generation (ISO14443A).
NFC4_TXRX_FLAGS_NFCV_FLAG_MANUAL	Disable automatic adaption of flag byte (ISO15693) according to current comm params.
NFC4_TXRX_FLAGS_NFCV_FLAG_AUTO	Enable automatic adaption of flag byte (ISO115693) according to current comm params.

Data Structures

Macros

Typedefs

Enumerations

Functions