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70 lines
2.2 KiB
C
70 lines
2.2 KiB
C
/* mbed Microcontroller Library
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* Copyright (c) 2006-2013 ARM Limited
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef MBED_NFC_API_H
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#define MBED_NFC_API_H
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#include "device.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define NFCTAGLENGTH 36 // maximum 36*4=144 bytes
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#define NFC_MAX_CACHE_PAGE_NUM 36 // maximum 36*4=144 bytes
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typedef enum _NFC_STATUS_ {
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NFC_OK = 0,
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NFC_ERROR = -1
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}NFC_STATUS, *PNFC_STATUS;
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typedef enum _NFC_PWR_STATUS_ {
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NFC_PWR_DISABLE = 0,
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NFC_PWR_RUNNING = 1,
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NFC_PWR_SLEEP0 = 2,
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NFC_PWR_SLEEP1 = 3,
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NFC_PWR_DOWN = 4,
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NFC_PWR_ERROR = -1
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}NFC_PWR_STATUS, *PNFC_PWR_STATUS;
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typedef enum _NFC_EVENT_ {
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NFC_EV_READER_PRESENT = (1<<0),
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NFC_EV_READ = (1<<1),
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NFC_EV_WRITE = (1<<2),
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NFC_EV_ERR = (1<<3),
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NFC_EV_CACHE_READ = (1<<4)
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}NFC_EVENT, *PNFC_EVENT;
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typedef struct nfctag_s nfctag_t;
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typedef void (*nfc_read_cb)(void *arg, void *buf, unsigned int page);
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typedef void(*nfc_write_cb)(void *arg, unsigned int page, uint32_t pgdat);
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typedef void(*nfc_event_cb)(void *arg, unsigned int event);
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typedef void(*nfc_cache_read_cb)(void *arg, void *buf, unsigned int page);
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int nfc_init(nfctag_t *obj, uint32_t *pg_init_val);
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void nfc_read(nfctag_t *obj, nfc_read_cb handler, void *arg);
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void nfc_write(nfctag_t *obj, nfc_write_cb handler, void *arg);
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void nfc_event(nfctag_t *obj, nfc_event_cb handler, void *arg, unsigned int event_mask);
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int nfc_power(nfctag_t *obj, int pwr_mode, int wake_event);
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int nfc_cache_write(nfctag_t *obj, uint32_t *tbuf, unsigned int spage, unsigned int pg_num);
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int nfc_cache_raed(nfctag_t *obj, nfc_cache_read_cb handler, void *arg, unsigned int start_pg);
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int nfc_status(nfctag_t *obj);
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#ifdef __cplusplus
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}
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#endif
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#endif
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