st25r3911b_common.h

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/*
 * Copyright (c) 2019 Nordic Semiconductor ASA
 *
 * SPDX-License-Identifier: LicenseRef-Nordic-5-Clause
 */
 
#ifndef ST25R3911B_H_
#define ST25R3911B_H_
 
#include <zephyr/types.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
#define ST25R3911B_MAX_TX_LEN 8191
 
#define ST25R3911B_NO_THRESHOLD_ANTICOLLISION 0xFF
 
#define ST25R3911B_MAX_THRESHOLD 0x0F
 
#define ST25R3911B_FDT_ADJUST 64
 
#define ST25R3911B_MASK_RECEIVER_MAX_FDT 0xFC0
 
#define ST25R3911B_NRT_64FC_MAX 0x3FFFC0
 
#define ST25R3911B_NRT_FC_MAX 0x4095BF6A000
 
#define NFC_1FC_IN_64FC 64
 
#define NFC_1FC_IN_4096FC 4096
 
enum st25r3911b_leds {
        ST25R3911B_NFCA_LED,
 
        ST25R3911B_NFCB_LED,
 
        ST25R3911B_NFCF_LED
};
 
#define ST25R3911B_FC_TO_64FC(_fc) \
        DIV_ROUND_UP((_fc), NFC_1FC_IN_64FC)
 
#define ST25R3911B_FC_TO_4096FC(_fc) \
        DIV_ROUND_UP((_fc), NFC_1FC_IN_4096FC)
 
int st25r3911b_init(void);
 
int st25r3911b_tx_len_set(uint16_t len);
 
int st25r3911b_non_response_timer_set(uint16_t fc, bool long_range, bool emv);
 
int st25r3911b_mask_receive_timer_set(uint32_t fc);
 
int st25r3911b_field_on(uint8_t collision_threshold, uint8_t peer_threshold,
                        uint8_t delay);
 
int st25r3911b_rx_tx_disable(void);
 
int st25r3911b_fifo_reload_lvl_get(uint8_t *tx_lvl, uint8_t *rx_lvl);
 
int st25r3911b_technology_led_set(enum st25r3911b_leds led, bool on);
 
#ifdef __cplusplus
}
#endif
 
#endif /* ST25R3911B_H_ */