libnfc
1.4.2
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00001 /*- 00002 * Public platform independent Near Field Communication (NFC) library 00003 * 00004 * Copyright (C) 2009, Roel Verdult 00005 * 00006 * This program is free software: you can redistribute it and/or modify it 00007 * under the terms of the GNU Lesser General Public License as published by the 00008 * Free Software Foundation, either version 3 of the License, or (at your 00009 * option) any later version. 00010 * 00011 * This program is distributed in the hope that it will be useful, but WITHOUT 00012 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 00013 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 00014 * more details. 00015 * 00016 * You should have received a copy of the GNU Lesser General Public License 00017 * along with this program. If not, see <http://www.gnu.org/licenses/> 00018 */ 00019 00025 /* 00026 Thanks to d18c7db and Okko for example code 00027 */ 00028 00029 #ifdef HAVE_CONFIG_H 00030 # include "config.h" 00031 #endif // HAVE_CONFIG_H 00032 00033 #include <stdlib.h> 00034 00035 #include "../drivers.h" 00036 #include <nfc/nfc-messages.h> 00037 00038 nfc_device_desc_t * 00039 pn533_usb_pick_device (void) 00040 { 00041 nfc_device_desc_t *pndd; 00042 00043 if ((pndd = malloc (sizeof (*pndd)))) { 00044 size_t szN; 00045 00046 if (!pn533_usb_list_devices (pndd, 1, &szN)) { 00047 DBG ("%s", "pn533_usb_list_devices failed"); 00048 free (pndd); 00049 return NULL; 00050 } 00051 00052 if (szN == 0) { 00053 DBG ("%s", "No device found"); 00054 free (pndd); 00055 return NULL; 00056 } 00057 } 00058 00059 return pndd; 00060 } 00061 00062 bool 00063 pn533_usb_list_devices (nfc_device_desc_t pnddDevices[], size_t szDevices, size_t * pszDeviceFound) 00064 { 00065 // array of {vendor,product} pairs for USB devices 00066 usb_candidate_t candidates[] = { 00067 { 0x04CC, 0x2533 }, // NXP - PN533 00068 { 0x04E6, 0x5591 }, // SCM Micro - SCL3711-NFC&RW 00069 { 0x1FD3, 0x0608 } // ASK - LoGO 00070 }; 00071 00072 return pn53x_usb_list_devices (&pnddDevices[0], szDevices, pszDeviceFound, &candidates[0], 00073 sizeof (candidates) / sizeof (usb_candidate_t), PN533_USB_DRIVER_NAME); 00074 } 00075 00076 nfc_device_t * 00077 pn533_usb_connect (const nfc_device_desc_t * pndd) 00078 { 00079 return pn53x_usb_connect (pndd, pndd->acDevice, NC_PN533); 00080 } 00081 00082 void 00083 pn533_usb_init (nfc_device_t * pnd) 00084 { 00085 usb_spec_t* pus = (usb_spec_t*) pnd->nds; 00086 DBG ("pus->uc.idVendor == 0x%04x, pus->uc.idProduct == 0x%04x", pus->uc.idVendor, pus->uc.idProduct); 00087 if ((pus->uc.idVendor == 0x1FD3) && (pus->uc.idProduct == 0x0608)) { // ASK - LoGO 00088 DBG ("ASK LoGO initialization."); 00089 pn53x_set_reg (pnd, 0x6106, 0xFF, 0x1B); 00090 pn53x_set_reg (pnd, 0x6306, 0xFF, 0x14); 00091 pn53x_set_reg (pnd, 0xFFFD, 0xFF, 0x37); 00092 pn53x_set_reg (pnd, 0xFFB0, 0xFF, 0x3B); 00093 } 00094 } 00095