ST Expansion SW Team
RFAL library for the STMicroelectronics X-NUCLEO-NFC05A1
Diff: rfal_nfcv.cpp
- Revision:
- 0:75fc82583a41
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/rfal_nfcv.cpp Thu Nov 14 14:34:50 2019 +0000
@@ -0,0 +1,625 @@
+
+/******************************************************************************
+ * @attention
+ *
+ * <h2><center>© COPYRIGHT 2016 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:
+ *
+ * http://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: ST25R391x firmware
+ * $Revision: $
+ * LANGUAGE: ISO C99
+ */
+
+/*! \file rfal_nfcv.c
+ *
+ * \author Gustavo Patricio
+ *
+ * \brief Implementation of NFC-V Poller (ISO15693) device
+ *
+ * The definitions and helpers methods provided by this module are
+ * aligned with NFC-V (ISO15693)
+ *
+ */
+
+/*
+ ******************************************************************************
+ * INCLUDES
+ ******************************************************************************
+ */
+#include <platform1.h>
+#include "rfal_nfcv.h"
+#include "utils.h"
+
+/*
+ ******************************************************************************
+ * ENABLE SWITCH
+ ******************************************************************************
+ */
+
+#ifndef RFAL_FEATURE_NFCV
+ #error " RFAL: Module configuration missing. Please enable/disable NFC-V module by setting: RFAL_FEATURE_NFCV "
+#endif
+
+#if RFAL_FEATURE_NFCV
+
+/*
+ ******************************************************************************
+ * GLOBAL DEFINES
+ ******************************************************************************
+ */
+
+#define RFAL_NFCV_INV_REQ_FLAG 0x06 /*!< INVENTORY_REQ INV_FLAG Digital 2.0 9.6.1 */
+#define RFAL_NFCV_INV_REQ_FLAG 0x06 /*!< INVENTORY_REQ INV_FLAG Digital 2.0 9.6.1 */
+#define RFAL_NFCV_MASKVAL_MAX_LEN 8 /*!< Mask value max length: 64 bits (UID length) */
+#define RFAL_NFCV_MASKVAL_MAX_1SLOT_LEN 64 /*!< Mask value max length in 1 Slot mode in bits Digital 2.0 9.6.1.6 */
+#define RFAL_NFCV_MASKVAL_MAX_16SLOT_LEN 60 /*!< Mask value max length in 16 Slot mode in bits Digital 2.0 9.6.1.6 */
+#define RFAL_NFCV_INV_REQ_HEADER_LEN 3 /*!< INVENTORY_REQ header length (INV_FLAG, CMD, MASK_LEN) */
+#define RFAL_NFCV_INV_RES_LEN 10 /*!< INVENTORY_RES length */
+#define RFAL_NFCV_CRC_LEN 2 /*!< NFC-V CRC length */
+#define RFAL_NFCV_MAX_SLOTS 16 /*!< NFC-V max number of Slots */
+#define RFAL_NFCV_MAX_GEN_DATA_LEN (RFAL_NFCV_MAX_BLOCK_LEN + RFAL_NFCV_UID_LEN) /*!< Max number of generic data*/
+
+#define RFAL_CMD_LEN 1 /*!< Commandbyte length */
+#define RFAL_NFCV_FLAG_LEN 1 /*!< Flag byte length */
+#define RFAL_NFCV_DSFI_LEN 1 /*!< DSFID length */
+#define RFAL_NFCV_SLPREQ_REQ_FLAG 0x22 /*!< SLPV_REQ request flags Digital 2.0 (Candidate) 9.7.1.1 */
+
+#define RFAL_NFCV_MAX_COLL_SUPPORTED 16 /*!< Maximum number of collisions supported by the Anticollision loop */
+
+#define RFAL_FDT_POLL_MAX rfalConvMsTo1fc(20) /*!< */
+
+
+
+/*! Time between EOFs - ISO 15693 defines t3min depending on modulation depth and data rate
+ * - NFC Forum defines FDTV,EOF = [10 ; 20]ms ISO15693 2000 8.4 Digital 2.0 9.7.4 */
+#define RFAL_NFCV_FDT_EOF 5
+
+
+
+/*
+ ******************************************************************************
+ * GLOBAL MACROS
+ ******************************************************************************
+ */
+
+
+/*
+******************************************************************************
+* GLOBAL TYPES
+******************************************************************************
+*/
+
+/*! NFC-V INVENTORY_REQ format Digital 2.0 9.6.1 */
+typedef struct
+{
+ uint8_t INV_FLAG; /*!< Inventory Flags */
+ uint8_t CMD; /*!< Command code: 01h */
+ uint8_t MASK_LEN; /*!< Mask Value Length */
+ uint8_t MASK_VALUE[RFAL_NFCV_MASKVAL_MAX_LEN]; /*!< Mask Value */
+} rfalNfcvInventoryReq;
+
+
+/*! NFC-V SLP_REQ format Digital 2.0 (Candidate) 9.7.1 */
+typedef struct
+{
+ uint8_t REQ_FLAG; /*!< Request Flags */
+ uint8_t CMD; /*!< Command code: 02h */
+ uint8_t UID[RFAL_NFCV_UID_LEN]; /*!< Mask Value */
+} rfalNfcvSlpvReq;
+
+
+/*! NFC-V Generic Req format */
+typedef struct
+{
+ uint8_t REQ_FLAG; /*!< Request Flags */
+ uint8_t CMD; /*!< Command code */
+ union {
+ uint8_t UID[RFAL_NFCV_UID_LEN]; /*!< Mask Value */
+ uint8_t data[RFAL_NFCV_MAX_GEN_DATA_LEN]; /*!< Data */
+ }payload;
+} rfalNfcvGenericReq;
+
+
+/*! NFC-V Generic Response format */
+typedef struct
+{
+ uint8_t RES_FLAG; /*!< Response Flags */
+ uint8_t data[RFAL_NFCV_MAX_GEN_DATA_LEN]; /*!< Data */
+} rfalNfcvGenericRes;
+
+
+/*! Container for a collision found during Anticollsion loop */
+typedef struct
+{
+ uint8_t maskLen;
+ uint8_t maskVal[RFAL_NFCV_MASKVAL_MAX_LEN];
+}rfalNfcvCollision;
+
+
+/*
+******************************************************************************
+* LOCAL FUNCTION PROTOTYPES
+******************************************************************************
+*/
+static ReturnCode rfalNfvParseError( uint8_t err );
+
+/*
+******************************************************************************
+* LOCAL VARIABLES
+******************************************************************************
+*/
+
+/*
+******************************************************************************
+* LOCAL FUNCTIONS
+******************************************************************************
+*/
+
+/*******************************************************************************/
+static ReturnCode rfalNfvParseError( uint8_t err )
+{
+ switch(err)
+ {
+ case RFAL_NFCV_ERROR_CMD_NOT_SUPPORTED:
+ case RFAL_NFCV_ERROR_OPTION_NOT_SUPPORTED:
+ return ERR_NOTSUPP;
+
+ case RFAL_NFCV_ERROR_CMD_NOT_RECOGNIZED:
+ return ERR_PROTO;
+
+ case RFAL_NFCV_ERROR_WRITE_FAILED:
+ return ERR_WRITE;
+
+ default:
+ return ERR_REQUEST;
+ }
+}
+
+/*
+******************************************************************************
+* GLOBAL FUNCTIONS
+******************************************************************************
+*/
+
+/*******************************************************************************/
+ReturnCode rfalNfcvPollerInitialize( SPI* mspiChannel, ST25R3911* mST25, DigitalOut* gpio_cs, InterruptIn* IRQ, DigitalOut* fieldLED_01, DigitalOut* fieldLED_02, DigitalOut* fieldLED_03, DigitalOut* fieldLED_04, DigitalOut* fieldLED_05, DigitalOut* fieldLED_06 )
+{
+ ReturnCode ret;
+
+ EXIT_ON_ERR( ret, rfalSetMode( RFAL_MODE_POLL_NFCV, RFAL_BR_26p48, RFAL_BR_26p48, mspiChannel, mST25, gpio_cs, IRQ, fieldLED_01, fieldLED_02, fieldLED_03, fieldLED_04, fieldLED_05, fieldLED_06 ) );
+ rfalSetErrorHandling( RFAL_ERRORHANDLING_NFC );
+
+ rfalSetGT( RFAL_GT_NFCV_ADJUSTED );
+ rfalSetFDTListen( RFAL_FDT_LISTEN_NFCV_POLLER );
+ rfalSetFDTPoll( RFAL_FDT_POLL_NFCV_POLLER );
+
+ return ERR_NONE;
+}
+
+/*******************************************************************************/
+ReturnCode rfalNfcvPollerCheckPresence( rfalNfcvInventoryRes *invRes, SPI* mspiChannel, ST25R3911* mST25, DigitalOut* gpio_cs, InterruptIn* IRQ, DigitalOut* fieldLED_01, DigitalOut* fieldLED_02, DigitalOut* fieldLED_03, DigitalOut* fieldLED_04, DigitalOut* fieldLED_05, DigitalOut* fieldLED_06 )
+{
+ ReturnCode ret;
+
+ /* INVENTORY_REQ with 1 slot and no Mask Activity 2.0 (Candidate) 9.2.3.32 */
+ ret = rfalNfcvPollerInventory( RFAL_NFCV_NUM_SLOTS_1, 0, NULL, invRes, NULL, mspiChannel, mST25, gpio_cs, IRQ, fieldLED_01, fieldLED_02, fieldLED_03, fieldLED_04, fieldLED_05, fieldLED_06 ) ;
+
+ if( (ret == ERR_RF_COLLISION) || (ret == ERR_CRC) ||
+ (ret == ERR_FRAMING) || (ret == ERR_PROTO) )
+ {
+ ret = ERR_NONE;
+ }
+
+ return ret;
+}
+
+/*******************************************************************************/
+ReturnCode rfalNfcvPollerInventory( rfalNfcvNumSlots nSlots, uint8_t maskLen, uint8_t *maskVal, rfalNfcvInventoryRes *invRes, uint16_t* rcvdLen, SPI* mspiChannel, ST25R3911* mST25, DigitalOut* gpio_cs, InterruptIn* IRQ, DigitalOut* fieldLED_01, DigitalOut* fieldLED_02, DigitalOut* fieldLED_03, DigitalOut* fieldLED_04, DigitalOut* fieldLED_05, DigitalOut* fieldLED_06 )
+{
+ ReturnCode ret;
+ rfalNfcvInventoryReq invReq;
+ uint16_t rxLen;
+
+ if( ((maskVal == NULL) && (maskLen != 0)) || (invRes == NULL) )
+ {
+ return ERR_PARAM;
+ }
+
+ invReq.INV_FLAG = (RFAL_NFCV_INV_REQ_FLAG | nSlots);
+ invReq.CMD = RFAL_NFCF_CMD_INVENTORY;
+ invReq.MASK_LEN = MIN( maskLen, ((nSlots == RFAL_NFCV_NUM_SLOTS_1) ? RFAL_NFCV_MASKVAL_MAX_1SLOT_LEN : RFAL_NFCV_MASKVAL_MAX_16SLOT_LEN) ); /* Digital 2.0 9.6.1.6 */
+ ST_MEMCPY( invReq.MASK_VALUE, maskVal, rfalConvBitsToBytes(invReq.MASK_LEN) );
+
+ ret = rfalISO15693TransceiveAnticollisionFrame( (uint8_t*)&invReq, (RFAL_NFCV_INV_REQ_HEADER_LEN + rfalConvBitsToBytes(invReq.MASK_LEN)), (uint8_t*)invRes, sizeof(rfalNfcvInventoryRes), &rxLen, mspiChannel, mST25, gpio_cs, IRQ, fieldLED_01, fieldLED_02, fieldLED_03, fieldLED_04, fieldLED_05, fieldLED_06 ) ;
+
+ /* Check for optional output parameter */
+ if( rcvdLen != NULL )
+ {
+ *rcvdLen = rxLen;
+ }
+
+ if( ret == ERR_NONE )
+ {
+ if( rxLen != rfalConvBytesToBits(RFAL_NFCV_INV_RES_LEN + RFAL_NFCV_CRC_LEN) )
+ {
+ return ERR_PROTO;
+ }
+ }
+
+ return ret;
+}
+
+/*******************************************************************************/
+ReturnCode rfalNfcvPollerCollisionResolution( uint8_t devLimit, rfalNfcvListenDevice *nfcvDevList, uint8_t *devCnt, SPI* mspiChannel, ST25R3911* mST25, DigitalOut* gpio_cs, InterruptIn* IRQ, DigitalOut* fieldLED_01, DigitalOut* fieldLED_02, DigitalOut* fieldLED_03, DigitalOut* fieldLED_04, DigitalOut* fieldLED_05, DigitalOut* fieldLED_06 )
+{
+ ReturnCode ret;
+ uint8_t slotNum;
+ uint16_t rcvdLen;
+ uint8_t colIt;
+ uint8_t colCnt;
+ /* bool colPending; */
+ rfalNfcvCollision colFound[RFAL_NFCV_MAX_COLL_SUPPORTED];
+
+ /* NO_WARNING(colPending); */
+
+ if( (nfcvDevList == NULL) || (devCnt == NULL) )
+ {
+ return ERR_PARAM;
+ }
+
+ /* Initialize parameters */
+ *devCnt = 0;
+ colIt = 0;
+ colCnt = 0;
+ /* colPending = false; */
+ ST_MEMSET(nfcvDevList, 0x00, (sizeof(rfalNfcvListenDevice)*devLimit) );
+ ST_MEMSET(colFound, 0x00, (sizeof(rfalNfcvCollision)*RFAL_NFCV_MAX_COLL_SUPPORTED) );
+
+
+ /* Send INVENTORY_REQ with one slot Activity 2.0 9.3.7.1 (Symbol 0) */
+ ret = rfalNfcvPollerInventory( RFAL_NFCV_NUM_SLOTS_1, 0, NULL, &nfcvDevList->InvRes, NULL, mspiChannel, mST25, gpio_cs, IRQ, fieldLED_01, fieldLED_02, fieldLED_03, fieldLED_04, fieldLED_05, fieldLED_06 ) ;
+
+ if( ret == ERR_TIMEOUT ) /* Exit if no device found Activity 2.0 9.3.7.2 (Symbol 1) */
+ {
+ return ERR_NONE;
+ }
+ if( ret == ERR_NONE ) /* Device found without transmission error/collision Activity 2.0 9.3.7.3 (Symbol 2) */
+ {
+ (*devCnt)++;
+ return ERR_NONE;
+ }
+
+ /* A Collision has been identified Activity 2.0 9.3.7.2 (Symbol 3) */
+ /* colPending = true; */
+
+ /* Check if the Collision Resolution is set to perform only Collision detection Activity 2.0 9.3.7.5 (Symbol 4)*/
+ if( devLimit == 0 )
+ {
+ return ERR_RF_COLLISION;
+ }
+
+
+ /*******************************************************************************/
+ /* Collisions pending, Anticollision loop must be executed */
+ /*******************************************************************************/
+
+ /* Execute until all collisions are resolved Activity 2.0 9.3.7.16 (Symbol 17) */
+ do
+ {
+ /* Activity 2.0 9.3.7.5 (Symbol 6) */
+ slotNum = 0;
+ /* colPending = false; */
+
+
+ /* Send INVENTORY_REQ with 16 slots Activity 2.0 9.3.7.7 (Symbol 8) */
+ ret = rfalNfcvPollerInventory( RFAL_NFCV_NUM_SLOTS_16, colFound[colIt].maskLen, colFound[colIt].maskVal, &nfcvDevList[(*devCnt)].InvRes, &rcvdLen, mspiChannel, mST25, gpio_cs, IRQ, fieldLED_01, fieldLED_02, fieldLED_03, fieldLED_04, fieldLED_05, fieldLED_06 ) ;
+
+ /* If collision have already been found, move to next one */
+ if( colCnt > 0 )
+ {
+ colIt++;
+ }
+
+ do
+ {
+ /*******************************************************************************/
+ if( ret != ERR_TIMEOUT )
+ {
+ if( ret == ERR_NONE )
+ {
+ /* Check if the device found is already on the list and its response is a valid INVENTORY_RES */
+ if( rcvdLen == rfalConvBytesToBits(RFAL_NFCV_INV_RES_LEN + RFAL_NFCV_CRC_LEN) )
+ {
+ /* Activity 2.0 9.3.7.15 (Symbol 16) */
+ (*devCnt)++;
+ }
+ }
+ /*******************************************************************************/
+ else if(ret == ERR_RF_COLLISION)
+ {
+ /* Activity 2.0 9.3.7.15 (Symbol 16) */
+ /* colPending = true; */
+
+ /* Ensure that the frame received has at least the FLAGS + DSFI */
+ if( rcvdLen <= rfalConvBytesToBits( RFAL_NFCV_FLAG_LEN + RFAL_NFCV_DSFI_LEN ) )
+ {
+ return ERR_RF_COLLISION;
+ }
+
+ /*******************************************************************************/
+ /* Ensure that this collision still fits on the container */
+ if( colCnt < RFAL_NFCV_MAX_COLL_SUPPORTED )
+ {
+ /* Store this collision on the container to be resolved later */
+ colFound[colCnt].maskLen = ( rcvdLen - rfalConvBytesToBits( RFAL_NFCV_FLAG_LEN + RFAL_NFCV_DSFI_LEN ) );
+ ST_MEMCPY(colFound[colCnt].maskVal, nfcvDevList[(*devCnt)].InvRes.UID, RFAL_NFCV_UID_LEN);
+ colCnt++;
+ }
+ }
+ }
+
+ /* Check if devices found have reached device limit Activity 2.0 9.3.7.15 (Symbol 16) */
+ if( *devCnt >= devLimit )
+ {
+ return ERR_NONE;
+ }
+
+ platformDelay(RFAL_NFCV_FDT_EOF); /* Fulfil FDT EOF */
+ ret = rfalISO15693TransceiveAnticollisionEOF( (uint8_t*)&nfcvDevList[(*devCnt)].InvRes, sizeof(rfalNfcvInventoryRes), &rcvdLen, mspiChannel, mST25, gpio_cs, IRQ, fieldLED_01, fieldLED_02, fieldLED_03, fieldLED_04, fieldLED_05, fieldLED_06 ) ;
+ slotNum++;
+
+ }
+ while( slotNum < RFAL_NFCV_MAX_SLOTS ); /* Slot loop */
+ }while( colIt < colCnt ); /* Collisions found loop */
+
+ return ERR_NONE;
+}
+
+/*******************************************************************************/
+ReturnCode rfalNfvPollerSleep( uint8_t flags, uint8_t* uid, SPI* mspiChannel, ST25R3911* mST25, DigitalOut* gpio_cs, InterruptIn* IRQ, DigitalOut* fieldLED_01, DigitalOut* fieldLED_02, DigitalOut* fieldLED_03, DigitalOut* fieldLED_04, DigitalOut* fieldLED_05, DigitalOut* fieldLED_06 )
+{
+ ReturnCode ret;
+ rfalNfcvSlpvReq slpReq;
+ uint8_t rxBuf; /* dummy buffer, just to perform Rx */
+
+ if( uid == NULL )
+ {
+ return ERR_PARAM;
+ }
+
+ /* Compute SLPV_REQ */
+ slpReq.REQ_FLAG = (flags | RFAL_NFCV_REQ_FLAG_ADDRESS); /* Should be with UID according Digital 2.0 (Candidate) 9.7.1.1 */
+ slpReq.CMD = RFAL_NFCF_CMD_SLPV;
+ ST_MEMCPY( slpReq.UID, uid, RFAL_NFCV_UID_LEN );
+
+ /* NFC Forum device SHALL wait at least FDTVpp to consider the SLPV acknowledged (FDTVpp = FDTVpoll) Digital 2.0 (Candidate) 9.7 9.8.2 */
+ ret = rfalTransceiveBlockingTxRx( (uint8_t*)&slpReq, sizeof(rfalNfcvSlpvReq), &rxBuf, sizeof(rxBuf), NULL, RFAL_TXRX_FLAGS_DEFAULT, RFAL_FDT_POLL_NFCV_POLLER, mspiChannel, mST25, gpio_cs, IRQ, fieldLED_01, fieldLED_02, fieldLED_03, fieldLED_04, fieldLED_05, fieldLED_06 ) ;
+ if( ret != ERR_TIMEOUT )
+ {
+ return ret;
+ }
+
+ return ERR_NONE;
+}
+
+/*******************************************************************************/
+ReturnCode rfalNfvSelect( uint8_t flags, uint8_t* uid, SPI* mspiChannel, ST25R3911* mST25, DigitalOut* gpio_cs, InterruptIn* IRQ, DigitalOut* fieldLED_01, DigitalOut* fieldLED_02, DigitalOut* fieldLED_03, DigitalOut* fieldLED_04, DigitalOut* fieldLED_05, DigitalOut* fieldLED_06 )
+{
+ uint16_t rcvLen;
+ ReturnCode ret;
+ rfalNfcvGenericReq req;
+ rfalNfcvGenericRes res;
+
+ if( uid == NULL )
+ {
+ return ERR_PARAM;
+ }
+
+ /* Compute Request Command */
+ req.REQ_FLAG = (flags | RFAL_NFCV_REQ_FLAG_ADDRESS);
+ req.CMD = RFAL_NFCF_CMD_SELECT;
+ ST_MEMCPY( req.payload.UID, uid, RFAL_NFCV_UID_LEN );
+
+ ret = rfalTransceiveBlockingTxRx( (uint8_t*)&req, (RFAL_CMD_LEN + RFAL_NFCV_FLAG_LEN + RFAL_NFCV_UID_LEN), (uint8_t*)&res, sizeof(rfalNfcvGenericRes), &rcvLen, RFAL_TXRX_FLAGS_DEFAULT, RFAL_FDT_POLL_MAX, mspiChannel, mST25, gpio_cs, IRQ, fieldLED_01, fieldLED_02, fieldLED_03, fieldLED_04, fieldLED_05, fieldLED_06 ) ;
+ if( ret != ERR_NONE )
+ {
+ return ret;
+ }
+
+ /* Check if the response minimum length has been received */
+ if( rcvLen < RFAL_NFCV_FLAG_LEN )
+ {
+ return ERR_PROTO;
+ }
+
+ /* Check if an error has been signalled */
+ if( res.RES_FLAG & RFAL_NFCV_RES_FLAG_ERROR )
+ {
+ return rfalNfvParseError( *res.data );
+ }
+
+ return ERR_NONE;
+}
+
+/*******************************************************************************/
+ReturnCode rfalNfvReadSingleBlock( uint8_t flags, uint8_t* uid, uint8_t blockNum, uint8_t* rxBuf, uint16_t rxBufLen, uint16_t *rcvLen, SPI* mspiChannel, ST25R3911* mST25, DigitalOut* gpio_cs, InterruptIn* IRQ, DigitalOut* fieldLED_01, DigitalOut* fieldLED_02, DigitalOut* fieldLED_03, DigitalOut* fieldLED_04, DigitalOut* fieldLED_05, DigitalOut* fieldLED_06 )
+{
+ ReturnCode ret;
+ rfalNfcvGenericReq req;
+ rfalNfcvGenericRes *res;
+ uint8_t msgIt;
+
+ msgIt = 0;
+ res = (rfalNfcvGenericRes*)rxBuf;
+
+ /* Compute Request Command */
+ req.REQ_FLAG = (flags & (~RFAL_NFCV_REQ_FLAG_ADDRESS & ~RFAL_NFCV_REQ_FLAG_SELECT));
+ req.CMD = RFAL_NFCF_CMD_READ_SINGLE_BLOCK;
+
+ /* Check if request is to be sent in Addressed or Selected mode */
+ if( uid != NULL )
+ {
+ req.REQ_FLAG |= RFAL_NFCV_REQ_FLAG_ADDRESS;
+ ST_MEMCPY( req.payload.UID, uid, RFAL_NFCV_UID_LEN );
+ msgIt += RFAL_NFCV_UID_LEN;
+ req.payload.data[ (RFAL_NFCV_UID_LEN + msgIt++) ] = blockNum;
+ }
+ else
+ {
+ req.REQ_FLAG |= RFAL_NFCV_REQ_FLAG_SELECT;
+ req.payload.data[msgIt++] = blockNum;
+ }
+
+ /* Transceive Command */
+ ret = rfalTransceiveBlockingTxRx( (uint8_t*)&req, (RFAL_CMD_LEN + RFAL_NFCV_FLAG_LEN + msgIt), rxBuf, rxBufLen, rcvLen, RFAL_TXRX_FLAGS_DEFAULT, RFAL_FDT_POLL_MAX, mspiChannel, mST25, gpio_cs, IRQ, fieldLED_01, fieldLED_02, fieldLED_03, fieldLED_04, fieldLED_05, fieldLED_06 ) ;
+ if( ret != ERR_NONE )
+ {
+ return ret;
+ }
+
+ /* Check if the response minimum length has been received */
+ if( (*rcvLen) < RFAL_NFCV_FLAG_LEN )
+ {
+ return ERR_PROTO;
+ }
+
+ /* Check if an error has been signalled */
+ if( res->RES_FLAG & RFAL_NFCV_RES_FLAG_ERROR )
+ {
+ return rfalNfvParseError( *(res->data) );
+ }
+
+ return ERR_NONE;
+}
+
+/*******************************************************************************/
+ReturnCode rfalNfvWriteSingleBlock( uint8_t flags, uint8_t* uid, uint8_t blockNum, uint8_t* wrData, uint8_t blockLen, SPI* mspiChannel, ST25R3911* mST25, DigitalOut* gpio_cs, InterruptIn* IRQ, DigitalOut* fieldLED_01, DigitalOut* fieldLED_02, DigitalOut* fieldLED_03, DigitalOut* fieldLED_04, DigitalOut* fieldLED_05, DigitalOut* fieldLED_06 )
+{
+ ReturnCode ret;
+ uint16_t rcvLen;
+ rfalNfcvGenericReq req;
+ rfalNfcvGenericRes res;
+ uint8_t msgIt;
+
+ if( blockLen > RFAL_NFCV_MAX_BLOCK_LEN )
+ {
+ return ERR_PARAM;
+ }
+
+ msgIt = 0;
+
+ /* Compute Request Command */
+ req.REQ_FLAG = (flags & (~RFAL_NFCV_REQ_FLAG_ADDRESS & ~RFAL_NFCV_REQ_FLAG_SELECT));
+ req.CMD = RFAL_NFCF_CMD_WRITE_SINGLE_BLOCK;
+
+ /* Check if request is to be sent in Addressed or Selected mode */
+ if( uid != NULL )
+ {
+ req.REQ_FLAG |= RFAL_NFCV_REQ_FLAG_ADDRESS;
+ ST_MEMCPY( req.payload.UID, uid, RFAL_NFCV_UID_LEN );
+ msgIt += RFAL_NFCV_UID_LEN;
+ req.payload.data[msgIt++] = blockNum;
+ ST_MEMCPY( &req.payload.data[msgIt], wrData, blockLen );
+ msgIt += blockLen;
+ }
+ else
+ {
+ req.REQ_FLAG |= RFAL_NFCV_REQ_FLAG_SELECT;
+ req.payload.data[msgIt++] = blockNum;
+ ST_MEMCPY( &req.payload.data[msgIt], wrData, blockLen );
+ msgIt += blockLen;
+ }
+
+ /* Transceive Command */
+ ret = rfalTransceiveBlockingTxRx( (uint8_t*)&req, (RFAL_CMD_LEN + RFAL_NFCV_FLAG_LEN + msgIt), (uint8_t*)&res, sizeof(rfalNfcvGenericRes), &rcvLen, RFAL_TXRX_FLAGS_DEFAULT, RFAL_FDT_POLL_MAX, mspiChannel, mST25, gpio_cs, IRQ, fieldLED_01, fieldLED_02, fieldLED_03, fieldLED_04, fieldLED_05, fieldLED_06 ) ;
+
+ if( ret != ERR_NONE )
+ {
+ return ret;
+ }
+
+ /* Check if the response minimum length has been received */
+ if( rcvLen < RFAL_NFCV_FLAG_LEN )
+ {
+ return ERR_PROTO;
+ }
+
+ /* Check if an error has been signalled */
+ if( res.RES_FLAG & RFAL_NFCV_RES_FLAG_ERROR )
+ {
+ return rfalNfvParseError( *res.data );
+ }
+
+ return ERR_NONE;
+}
+
+/*******************************************************************************/
+ReturnCode rfalNfvReadMultipleBlocks( uint8_t flags, uint8_t* uid, uint8_t firstBlockNum, uint8_t numOfBlocks, uint8_t* rxBuf, uint16_t rxBufLen, uint16_t *rcvLen, SPI* mspiChannel, ST25R3911* mST25, DigitalOut* gpio_cs, InterruptIn* IRQ, DigitalOut* fieldLED_01, DigitalOut* fieldLED_02, DigitalOut* fieldLED_03, DigitalOut* fieldLED_04, DigitalOut* fieldLED_05, DigitalOut* fieldLED_06 )
+{
+ ReturnCode ret;
+ rfalNfcvGenericReq req;
+ rfalNfcvGenericRes *res;
+ uint8_t msgIt;
+
+ msgIt = 0;
+ res = (rfalNfcvGenericRes*)rxBuf;
+
+ /* Compute Request Command */
+ req.REQ_FLAG = (flags & (~RFAL_NFCV_REQ_FLAG_ADDRESS & ~RFAL_NFCV_REQ_FLAG_SELECT));
+ req.CMD = RFAL_NFCF_CMD_READ_MULTIPLE_BLOCKS;
+
+ /* Check if request is to be sent in Addressed or Selected mode */
+ if( uid != NULL )
+ {
+ req.REQ_FLAG |= RFAL_NFCV_REQ_FLAG_ADDRESS;
+ ST_MEMCPY( req.payload.UID, uid, RFAL_NFCV_UID_LEN );
+ msgIt += RFAL_NFCV_UID_LEN;
+ req.payload.data[ (RFAL_NFCV_UID_LEN + msgIt++) ] = firstBlockNum;
+ req.payload.data[ (RFAL_NFCV_UID_LEN + msgIt++) ] = numOfBlocks;
+ }
+ else
+ {
+ req.REQ_FLAG |= RFAL_NFCV_REQ_FLAG_SELECT;
+ req.payload.data[msgIt++] = firstBlockNum;
+ req.payload.data[msgIt++] = numOfBlocks;
+ }
+
+ /* Transceive Command */
+ ret = rfalTransceiveBlockingTxRx( (uint8_t*)&req, (RFAL_CMD_LEN + RFAL_NFCV_FLAG_LEN + msgIt), rxBuf, rxBufLen, rcvLen, RFAL_TXRX_FLAGS_DEFAULT, RFAL_FDT_POLL_MAX, mspiChannel, mST25, gpio_cs, IRQ, fieldLED_01, fieldLED_02, fieldLED_03, fieldLED_04, fieldLED_05, fieldLED_06 ) ;
+ if( ret != ERR_NONE )
+ {
+ return ret;
+ }
+
+ /* Check if the response minimum length has been received */
+ if( (*rcvLen) < RFAL_NFCV_FLAG_LEN )
+ {
+ return ERR_PROTO;
+ }
+
+ /* Check if an error has been signalled */
+ if( res->RES_FLAG & RFAL_NFCV_RES_FLAG_ERROR )
+ {
+ return rfalNfvParseError( *(res->data) );
+ }
+
+ return ERR_NONE;
+}
+
+#endif /* RFAL_FEATURE_NFCV */