80 lines
3.2 KiB
C
80 lines
3.2 KiB
C
/**
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* Public platform independent Near Field Communication (NFC) library
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*
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* Copyright (C) 2009, Roel Verdult
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*
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* This program is free software: you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License as published by the
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* Free Software Foundation, either version 3 of the License, or (at your
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* option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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*
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*
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* @file pn53x.h
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* @brief PN531, PN532 and PN533 common functions
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*/
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#ifndef __NFC_CHIPS_PN53X_H__
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#define __NFC_CHIPS_PN53X_H__
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#include <nfc/nfc-types.h>
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#define MAX_FRAME_LEN 264
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// Registers and symbols masks used to covers parts within a register
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#define REG_CIU_TX_MODE 0x6302
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#define SYMBOL_TX_CRC_ENABLE 0x80
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#define REG_CIU_RX_MODE 0x6303
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#define SYMBOL_RX_CRC_ENABLE 0x80
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#define SYMBOL_RX_NO_ERROR 0x08
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#define SYMBOL_RX_MULTIPLE 0x04
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#define REG_CIU_TX_AUTO 0x6305
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#define SYMBOL_FORCE_100_ASK 0x40
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#define SYMBOL_AUTO_WAKE_UP 0x20
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#define SYMBOL_INITIAL_RF_ON 0x04
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#define REG_CIU_MANUAL_RCV 0x630D
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#define SYMBOL_PARITY_DISABLE 0x10
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#define REG_CIU_STATUS2 0x6338
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#define SYMBOL_MF_CRYPTO1_ON 0x08
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#define REG_CIU_CONTROL 0x633C
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#define SYMBOL_INITIATOR 0x10
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#define SYMBOL_RX_LAST_BITS 0x07
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#define REG_CIU_BIT_FRAMING 0x633D
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#define SYMBOL_TX_LAST_BITS 0x07
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// Internal parameters flags
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#define PARAM_NONE 0x00
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#define PARAM_NAD_USED 0x01
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#define PARAM_DID_USED 0x02
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#define PARAM_AUTO_ATR_RES 0x04
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#define PARAM_AUTO_RATS 0x10
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#define PARAM_14443_4_PICC 0x20
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#define PARAM_NO_AMBLE 0x40
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// Radio Field Configure Items // Configuration Data length
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#define RFCI_FIELD 0x01 // 1
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#define RFCI_TIMING 0x02 // 3
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#define RFCI_RETRY_DATA 0x04 // 1
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#define RFCI_RETRY_SELECT 0x05 // 3
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#define RFCI_ANALOG_TYPE_A_106 0x0A // 11
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#define RFCI_ANALOG_TYPE_A_212_424 0x0B // 8
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#define RFCI_ANALOG_TYPE_B 0x0C // 3
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#define RFCI_ANALOG_TYPE_14443_4 0x0D // 9
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bool pn53x_transceive(const nfc_device_t* pnd, const byte_t* pbtTx, const size_t szTxLen, byte_t* pbtRx, size_t* pszRxLen);
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byte_t pn53x_get_reg(const nfc_device_t* pnd, uint16_t ui16Reg);
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bool pn53x_set_reg(const nfc_device_t* pnd, uint16_t ui16Reg, uint8_t ui8SybmolMask, uint8_t ui8Value);
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bool pn53x_set_parameters(const nfc_device_t* pnd, uint8_t ui8Value);
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bool pn53x_set_tx_bits(const nfc_device_t* pnd, uint8_t ui8Bits);
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bool pn53x_wrap_frame(const byte_t* pbtTx, const size_t szTxBits, const byte_t* pbtTxPar, byte_t* pbtFrame, size_t* pszFrameBits);
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bool pn53x_unwrap_frame(const byte_t* pbtFrame, const size_t szFrameBits, byte_t* pbtRx, size_t* pszRxBits, byte_t* pbtRxPar);
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#endif // __NFC_CHIPS_PN53X_H__
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