Diff: rfal_t1t.cpp

Revision:

0:75fc82583a41

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/rfal_t1t.cpp	Thu Nov 14 14:34:50 2019 +0000
@@ -0,0 +1,221 @@
+
+/******************************************************************************
+  * @attention
+  *
+  * <h2><center>&copy; 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_t1t.c
+ *
+ *  \author Gustavo Patricio
+ *
+ *  \brief Provides NFC-A T1T convenience methods and definitions
+ *  
+ *  This module provides an interface to perform as a NFC-A Reader/Writer
+ *  to handle a Type 1 Tag T1T (Topaz) 
+ *  
+ */
+
+/*
+ ******************************************************************************
+ * INCLUDES
+ ******************************************************************************
+ */
+#include "rfal_t1t.h"
+#include "utils.h"
+#include "platform1.h"
+
+/*
+ ******************************************************************************
+ * ENABLE SWITCH
+ ******************************************************************************
+ */
+
+#ifndef RFAL_FEATURE_T1T
+    #error " RFAL: Module configuration missing. Please enable/disable T1T module by setting: RFAL_FEATURE_T1T "
+#endif
+
+#if RFAL_FEATURE_T1T
+
+/*
+ ******************************************************************************
+ * GLOBAL DEFINES
+ ******************************************************************************
+ */
+
+#define RFAL_T1T_DRD_READ           (1236*2)/*!< DRD for Reads with n=9         => 1236/fc  ~= 91 us   T1T 1.2  4.4.2 */
+#define RFAL_T1T_DRD_WRITE          36052   /*!< DRD for Write with n=281       => 36052/fc ~= 2659 us T1T 1.2  4.4.2 */
+#define RFAL_T1T_DRD_WRITE_E        70996   /*!< DRD for Write/Erase with n=554 => 70996/fc ~= 5236 us T1T 1.2  4.4.2 */
+
+#define RFAL_T1T_RID_RES_HR0_VAL    0x10    /*!< HR0 indicating NDEF support  Digital 2.0 (Candidate) 11.6.2.1        */
+#define RFAL_T1T_RID_RES_HR0_MASK   0xF0    /*!< HR0 most significant nibble mask                                     */
+
+/*
+******************************************************************************
+* GLOBAL TYPES
+******************************************************************************
+*/
+
+/*! NFC-A T1T (Topaz) RID_REQ  Digital 1.1  10.6.1 & Table 49 */
+typedef struct
+{
+    uint8_t cmd;                                             /*!< T1T cmd: RID              */
+    uint8_t add;                                             /*!< ADD: undefined value      */
+    uint8_t data;                                            /*!< DATA: undefined value     */
+    uint8_t uid[RFAL_T1T_UID_LEN];                           /*!< UID-echo: undefined value */
+} rfalT1TRidReq;
+
+
+/*! NFC-A T1T (Topaz) RALL_REQ   T1T 1.2  Table 4 */
+typedef struct
+{
+    uint8_t cmd;                                             /*!< T1T cmd: RALL             */
+    uint8_t add1;                                            /*!< ADD: 0x00                 */
+    uint8_t add0;                                            /*!< ADD: 0x00                 */
+    uint8_t uid[RFAL_T1T_UID_LEN];                           /*!< UID                       */
+} rfalT1TRallReq;
+
+
+/*! NFC-A T1T (Topaz) WRITE_REQ   T1T 1.2  Table 4 */
+typedef struct
+{
+    uint8_t cmd;                                             /*!< T1T cmd: RALL             */
+    uint8_t add;                                             /*!< ADD                       */
+    uint8_t data;                                            /*!< DAT                       */
+    uint8_t uid[RFAL_T1T_UID_LEN];                           /*!< UID                       */
+} rfalT1TWriteReq;
+
+
+/*! NFC-A T1T (Topaz) WRITE_RES   T1T 1.2  Table 4 */
+typedef struct
+{
+    uint8_t add;                                             /*!< ADD                       */
+    uint8_t data;                                            /*!< DAT                       */
+} rfalT1TWriteRes;
+
+/*
+******************************************************************************
+* LOCAL FUNCTION PROTOTYPES
+******************************************************************************
+*/
+
+/*
+******************************************************************************
+* GLOBAL FUNCTIONS
+******************************************************************************
+*/
+
+ReturnCode rfalT1TPollerInitialize( 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_NFCA_T1T, RFAL_BR_106, RFAL_BR_106, mspiChannel, mST25, gpio_cs, IRQ, fieldLED_01, fieldLED_02, fieldLED_03, fieldLED_04, fieldLED_05, fieldLED_06 )  );
+    rfalSetErrorHandling( RFAL_ERRORHANDLING_NFC );
+    
+    rfalSetGT( RFAL_GT_NONE );                          /* T1T should only be initialized after NFC-A mode, therefore the GT has been fulfilled */ 
+    rfalSetFDTListen( RFAL_FDT_LISTEN_NFCA_POLLER );    /* T1T uses NFC-A FDT Listen with n=9   Digital 1.1  10.7.2                              */
+    rfalSetFDTPoll( RFAL_FDT_POLL_NFCA_T1T_POLLER );
+    
+    return ERR_NONE;
+}
+
+
+/*******************************************************************************/
+ReturnCode rfalT1TPollerRid( rfalT1TRidRes *ridRes,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;
+    rfalT1TRidReq  ridReq;
+    uint16_t       rcvdLen;
+    
+    if( ridRes == NULL )
+    {
+        return ERR_PARAM;
+    }
+    
+    /* Compute RID command and set Undefined Values to 0x00    Digital 1.1 10.6.1 */
+    ST_MEMSET( &ridReq, 0x00, sizeof(rfalT1TRidReq) );
+    ridReq.cmd = RFAL_T1T_CMD_RID;
+    
+    EXIT_ON_ERR( ret, rfalTransceiveBlockingTxRx( (uint8_t*)&ridReq, sizeof(rfalT1TRidReq), (uint8_t*)ridRes, sizeof(rfalT1TRidRes), &rcvdLen, RFAL_TXRX_FLAGS_DEFAULT, RFAL_T1T_DRD_READ, mspiChannel, mST25, gpio_cs, IRQ, fieldLED_01, fieldLED_02, fieldLED_03, fieldLED_04, fieldLED_05, fieldLED_06 )  );
+    
+    /* Check expected RID response length and the HR0   Digital 2.0 (Candidate) 11.6.2.1 */
+    if( rcvdLen != sizeof(rfalT1TRidRes) || (ridRes->hr0 & RFAL_T1T_RID_RES_HR0_MASK) != RFAL_T1T_RID_RES_HR0_VAL )
+    {
+        return ERR_PROTO;
+    }
+    
+    return ERR_NONE;
+}
+
+
+/*******************************************************************************/
+ReturnCode rfalT1TPollerRall( uint8_t* uid, uint8_t* rxBuf, uint16_t rxBufLen, uint16_t *rxRcvdLen,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 )
+{
+    rfalT1TRallReq rallReq;
+    
+    if( (rxBuf == NULL) || (uid == NULL) || (rxRcvdLen == NULL) )
+    {
+        return ERR_PARAM;
+    }
+    
+    /* Compute RALL command and set Add to 0x00 */
+    ST_MEMSET( &rallReq, 0x00, sizeof(rfalT1TRallReq) );
+    rallReq.cmd = RFAL_T1T_CMD_RALL;
+    ST_MEMCPY(rallReq.uid, uid, RFAL_T1T_UID_LEN);
+    
+    return rfalTransceiveBlockingTxRx( (uint8_t*)&rallReq, sizeof(rfalT1TRallReq), (uint8_t*)rxBuf, rxBufLen, rxRcvdLen, RFAL_TXRX_FLAGS_DEFAULT, RFAL_T1T_DRD_READ, mspiChannel, mST25, gpio_cs, IRQ, fieldLED_01, fieldLED_02, fieldLED_03, fieldLED_04, fieldLED_05, fieldLED_06 ) ;
+}
+
+
+/*******************************************************************************/
+ReturnCode rfalT1TPollerWrite( uint8_t* uid, uint8_t address, uint8_t data,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 )
+{
+    rfalT1TWriteReq writeReq;
+    rfalT1TWriteRes writeRes;
+    uint16_t        rxRcvdLen;
+    ReturnCode      err;
+    
+    if( uid == NULL )
+    {
+        return ERR_PARAM;
+    }
+    
+    writeReq.cmd  = RFAL_T1T_CMD_WRITE_E;
+    writeReq.add  = address;
+    writeReq.data = data;
+    ST_MEMCPY(writeReq.uid, uid, RFAL_T1T_UID_LEN);
+    
+    err = rfalTransceiveBlockingTxRx( (uint8_t*)&writeReq, sizeof(rfalT1TWriteReq), (uint8_t*)&writeRes, sizeof(rfalT1TWriteRes), &rxRcvdLen, RFAL_TXRX_FLAGS_DEFAULT, RFAL_T1T_DRD_WRITE_E, mspiChannel, mST25, gpio_cs, IRQ, fieldLED_01, fieldLED_02, fieldLED_03, fieldLED_04, fieldLED_05, fieldLED_06 ) ;
+    
+    if( err == ERR_NONE )
+    {
+        if( (writeReq.add != writeRes.add) || (writeReq.data != writeRes.data) || (rxRcvdLen != sizeof(rfalT1TWriteRes)) )
+        {
+            return ERR_PROTO;
+        }
+    }
+    return err;
+}
+
+#endif /* RFAL_FEATURE_T1T */