154 lines
6.5 KiB
C
154 lines
6.5 KiB
C
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/********************************************************************************************************
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* @file READER.h
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* @brief RFID 读卡器底层驱动及协议头文件
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* @details
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* 本文件定义了与RFID芯片交互所需的常量、数据结构和函数原型。
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*
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* @author Kilo Code
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* @date 2025-11-24
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* @version 1.0
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********************************************************************************************************/
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#ifndef _READER_H
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#define _READER_H
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/********************************************************************************************************
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* 常量定义
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********************************************************************************************************/
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// ISO14443A 命令码
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static const unsigned char RF_CMD_REQA = 0x26; /**< 请求命令 */
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static const unsigned char RF_CMD_WUPA = 0x52; /**< 唤醒命令 */
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static const unsigned char RF_CMD_ANTICOLL[3] = {0x93, 0x95, 0x97}; /**< 防冲突命令，根据级联级别选择 */
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static const unsigned char RF_CMD_SELECT[3] = {0x93, 0x95, 0x97}; /**< 选择命令，根据级联级别选择 */
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// MIFARE Classic 命令码
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static const unsigned char RF_CMD_KEYA = 0x60; /**< 密钥A认证 */
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static const unsigned char RF_CMD_KEYB = 0x61; /**< 密钥B认证 */
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/********************************************************************************************************
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* 卡片信息结构体
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********************************************************************************************************/
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/**
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* @brief 存储ISO/IEC 14443 Type B卡片信息的结构体
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*/
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struct picc_b_struct
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{
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unsigned char ATQB[12]; /**< REQB/WUPB的响应 (Answer to Request B) */
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unsigned char PUPI[4]; /**< Pseudo-Unique PICC Identifier */
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unsigned char APPLICATION_DATA[4]; /**< 应用数据 */
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unsigned char PROTOCOL_INF[3]; /**< 协议信息 */
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unsigned char CID; /**< 卡片ID (Card Identifier) */
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unsigned char Answer_to_HALT[1]; /**< HALT命令的响应 */
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unsigned char SN[8]; /**< 序列号 (自定义命令获取) */
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};
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extern struct picc_b_struct PICC_B;
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/**
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* @brief 存储ISO/IEC 14443 Type A卡片信息的结构体
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*/
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struct picc_a_struct
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{
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unsigned char ATQA[2]; /**< REQA/WUPA的响应 (Answer to Request A) */
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unsigned char CASCADE_LEVEL; /**< 当前级联级别 (用于处理多级UID) */
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unsigned char UID_Length; /**< UID的长度 (4, 7, or 10 bytes) */
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unsigned char UID[15]; /**< 卡片唯一ID (Unique Identifier) */
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unsigned char BCC[3]; /**< 块校验字符 (Block Check Character) */
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unsigned char SAK[3]; /**< 选择确认 (Select Acknowledge) */
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};
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extern struct picc_a_struct PICC_A;
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/**
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* @brief 存储ISO/IEC 15693 (Type V) 卡片信息的结构体
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*/
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struct picc_v_struct
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{
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unsigned char UID[8]; /**< 卡片唯一ID (Unique Identifier) */
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unsigned char RESPONSE; /**< 命令响应标志 */
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unsigned char BLOCK_DATA[4]; /**< 读取或写入的块数据 */
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};
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extern struct picc_v_struct PICC_V;
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/**
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* @brief 存储FeliCa (Type F) 卡片信息的结构体
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*/
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struct picc_f_struct
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{
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unsigned char UID[8]; /**< 卡片唯一ID (Unique Identifier) */
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};
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extern struct picc_f_struct PICC_F;
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/********************************************************************************************************
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* 芯片参数配置
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********************************************************************************************************/
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// --- Type A 参数 ---
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#define GAIN_A 7 // 接收增益 (范围 0~7)
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#define HPCF_A 3 // 高通滤波器截止频率 (范围 0~7)
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#define AMPLITUDE_A 255 // RF场幅度 (范围 0~255)
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// --- Type B 参数 ---
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#define GAIN_B 7 // 接收增益
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#define HPCF_B 3 // 高通滤波器截止频率
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#define AMPLITUDE_B 255 // RF场幅度
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#define MODULATION_B 100 // 调制深度 (范围 0~255, 值越小调制越深)
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// --- Type V (ISO15693) 参数 ---
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#define GAIN_V 7 // 接收增益
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#define HPCF_V 4 // 高通滤波器截止频率
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#define AMPLITUDE_V 255 // RF场幅度
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#define MODULATION_V 10 // 调制深度
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// --- Type F (FeliCa) 参数 ---
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#define GAIN_F 7 // 接收增益
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#define HPCF_F 4 // 高通滤波器截止频率
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#define AMPLITUDE_F 255 // RF场幅度
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#define MODULATION_F 100 // 调制深度
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/********************************************************************************************************
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* 函数原型声明
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********************************************************************************************************/
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// --- 通用函数 ---
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extern void ModifyReg(unsigned char reg_address, unsigned char mask, unsigned char set);
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extern void Clear_FIFO(void);
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extern unsigned char SetCommand(unsigned char command);
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extern void SetParity(unsigned char state);
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extern void SetTimer(unsigned int timeout);
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extern unsigned char SetCW(unsigned char mode);
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// --- 协议初始化函数 ---
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extern unsigned char ReaderA_Initial(void);
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extern unsigned char ReaderB_Initial(void);
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extern unsigned char ReaderV_Initial(void);
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extern unsigned char ReaderF_Initial(void);
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// --- Type A 命令 ---
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extern unsigned char ReaderA_Wakeeup(struct picc_a_struct *picc_a);
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extern unsigned char ReaderA_Request(struct picc_a_struct *picc_a);
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extern unsigned char ReaderA_Anticoll(struct picc_a_struct *picc_a);
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extern unsigned char ReaderA_Select(struct picc_a_struct *picc_a);
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extern unsigned char ReaderA_CardActivate(struct picc_a_struct *picc_a);
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// --- Type B 命令 ---
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extern unsigned char ReaderB_Wakeup(struct picc_b_struct *picc_b);
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extern unsigned char ReaderB_Request(struct picc_b_struct *picc_b);
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extern unsigned char ReaderB_Attrib(struct picc_b_struct *picc_b);
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extern unsigned char ReaderB_Halt(struct picc_b_struct *picc_b);
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extern unsigned char ReaderB_Get_SN(struct picc_b_struct *picc_b);
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// --- Type V (ISO15693) 命令 ---
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extern unsigned char ReaderV_Inventory(struct picc_v_struct *picc_v);
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extern unsigned char ReaderV_Select(struct picc_v_struct *picc_v);
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extern unsigned char ReaderV_ReadSingleBlock(unsigned char block_num, struct picc_v_struct *picc_v);
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extern unsigned char ReaderV_WriteSingleBlock(unsigned char block_num, struct picc_v_struct *picc_v);
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// --- Type F (FeliCa) 命令 ---
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extern unsigned char ReaderF_Inventory(struct picc_f_struct *picc_f);
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#endif // _READER_H
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