一、原理图3 P1 s# M5 I f+ Z" T+ B+ ?! _
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" {( d. m$ E$ m6 U* p1 [' t7 [二、PCB( b, A5 K9 d3 m# h
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! j5 Y# p5 }5 C9 h" F三、驱动程序& h) t. C$ i& s1 @8 I( @, r8 q
main.c
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- #include "delay.h"- d# d& i: K V3 y1 o. t
- #include "sys.h"( T8 n+ P- c+ O$ P3 @% a; v
- #include "rc522.h"
1 w7 w+ O* A0 f z. C- \ - #include "usart.h": {+ K5 r3 Y( W5 I2 V
- #include "string.h"
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3 o2 H& L& Y" l; Z) n- /*全局变量*/1 `4 Y1 Y6 X: A8 P+ f
- unsigned char CT[2];//卡类型# d% j+ i0 e% Z' p- i
- unsigned char SN[4],SNSave[4]; //卡号
/ L. [' H8 D1 G7 o - unsigned char RFID[16]; //存放RFID
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% ~( U' o! c0 D1 f0 s- m5 T! x
# V, a% d5 D% s0 N! q" E; Q4 A: ]- u8 KEY[6]={0xff,0xff,0xff,0xff,0xff,0xff};7 O* `8 ]2 R8 \ H$ p1 `1 B: f( M: t; p
/ s1 M# x* ?8 \) G& D$ o, j4 _& j- unsigned char commend[16]={0x01,0x09,0x01,0x01,0x01,0x01,0xff,0x07,0x80,0x29,0xff,0xff,0xff,0xff,0xff,0xff};
+ d, `9 s4 J. }5 C( X - int main(void)& Y8 j2 }1 T5 F3 F# v
- { 8 r/ A# N' x' r) U3 A
- unsigned char status;
6 ]8 A1 ~" Z' y$ n) Y1 b8 u) B - unsigned char s=0x08;
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n! S! L5 s; W* l8 F. f- delay_init(); //延时函数初始化 & S. m- @* [5 m7 P% T! g
- NVIC_Configuration(); //设置NVIC中断分组2:2位抢占优先级,2位响应优先级; Q4 \9 Z+ A' K& |
- uart_init(115200);
3 r0 G1 u6 D& X1 E4 t4 \ - InitRc522(); //初始化射频卡模块
) i& J8 f) f& @- o9 Y# r5 _ - while(1)
# A( R! p/ m* W# K% P5 Y+ e - {
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3 ?( J1 P; a5 q! @3 i9 b- status = PcdRequest(PICC_REQALL,CT);//寻卡6 @& U& t) U" T+ u8 Y
- if(status==MI_OK)//寻卡成功
* V; ]5 U. }. k$ F% R C# B7 l7 ^ - {
. r- S4 t& e4 z! f, M& b - printf("PcdRequest_MI_OK\r\n");9 y1 t! @/ W, m! E7 Z% l+ q+ ^% I" i; J
- status=MI_ERR;' W6 f9 q) p2 `3 c- g* b
- status = PcdAnticoll(SN);/*防冲撞*/% c; }) N O; h4 a3 l
- : F. O/ R ~+ }! U
- }
: F. t i- y3 ~; p' S - if (status==MI_OK)//防冲撞成功2 c- u1 j9 ^+ U( t. y
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- printf("PcdAnticoll_MI_OK");
/ d# ~5 p0 y/ z8 l - status=MI_ERR; 8 h6 @9 _, o K& g" q ?
- ) W3 w9 v" X/ m; {2 ~
- printf("The Card ID is:");
4 g$ J6 ]! w! o7 ^! ^7 o - printf("%02x %02x %02x %02x\r\n",SN[0],SN[1],SN[2],SN[3]);//发送卡号
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: ? Y$ b. H M7 s8 i" V, V- status =PcdSelect(SN);$ i5 y1 H# S/ \. [! v, m
- //Reset_RC522();+ B! T' B0 w& ?' p/ m( x
. ]) }/ q( s9 x, X% H- }
( I' c+ r% L( `% o7 ` - // if(SNSave[0]!=SN[0]&&SNSave[1]!=SN[1]&&SNSave[2]!=SN[2]&&SNSave[3]!=SN[3])
( S2 i- K, g g. ` - // {7 v( F) x. T: V& K
- SNSave[0]=SN[0];
) A. O6 P ?7 L# p6 [ - SNSave[1]=SN[1];' d4 f! s4 ]% l3 N+ Q
- SNSave[2]=SN[2];9 F* }% D: x4 g u
- SNSave[3]=SN[3];
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- if(status==MI_OK)//选卡成功
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& h/ V9 a/ e+ K8 s& Y2 d3 c - printf("PcdSelect_MI_OK\r\n");! _% e% L) p! m$ P" c5 M
- status=MI_ERR;; }2 b l9 V) a9 \2 H, u; Y
- status =PcdAuthState(0x60,0x09,KEY,SN); 验证卡片密码 m' s% x* I. Z) E4 |7 V9 a
- }! K, d5 @ @/ e2 g
- if(status==MI_OK)//验证成功
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4 O4 W# T. l z! G, Q2 @7 t9 p - status=MI_ERR;2 {$ x+ p6 k3 i; W$ I6 [
- status=PcdWrite(s,commend);
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V4 A3 Q- [ n" K, W - if(status==MI_OK)//写入成功
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- printf("PcdAuthState_MI_OK\r\n");
/ [# q! f' v! u- L - status=MI_ERR;* v1 I: L8 ?; W# Y+ d6 e
- status=PcdRead(s,RFID);. R _8 Q! W2 h0 s2 a
- status=PcdWrite(s,commend);
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) @/ i K6 s, f- if(status==MI_OK)//读卡成功& T' ^1 X3 z% O& S
- {
. J5 \: E7 b' Q- a. w/ o1 S - printf("READ_MI_OK\r\n");. Z6 |# d0 a/ V: I: ~, g
- status=MI_ERR;, O9 h* j% |7 _ Y5 K, @, i
- printf("Card Data:");
; I: Q' o4 t {: R! I0 E' H8 R8 p - for(i=0;i<16;i++)
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- printf("0x%x ",RFID<i>);& S0 R, s9 Q! Q. a
- }
" r v) g/ b `& N+ K1 F4 | - printf("\r\n");. I- d' @1 p- w7 w6 K) z4 k: Z
-
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. A5 n& T7 a3 K' L7 j1 t8 U - // }
) r" C4 Q$ w/ G* O u- h - delay_ms(500);" L/ w. e5 F+ s8 \, }( b! {0 X
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- }</i>
复制代码
* ~3 Y4 j0 G% y5 A1 ]rc522.c. u1 f. d" ~' a6 h- ], m1 X" E
4 |) E" q& x( m6 ?- #include "sys.h"
" O6 d. Q( Q6 |2 Y- t+ f# o/ x - #include "rc522.h"% o2 f$ @3 S' A
- #include "delay.h"
- j, u! h( ?$ p- D* a) Z - #include "string.h"
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- void delay_ns(u32 ns)
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! ^' n) S8 E1 N: g2 H; a - for(i=0;i<ns;i++)
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- __nop();! h8 y# B y7 d; I
- __nop();
* L; H" W2 S, A7 p - __nop();2 [! D% w. b. M2 a
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1 @- |6 P, A( j# y( s0 [/ F4 ^- u8 SPIWriteByte(u8 Byte): }0 i1 B" c1 u# S' ^& D! q9 z
- {$ R1 \5 Q* o: i+ ^5 D
- while((SPI2->SR&0X02)==0); //等待发送区空
* D$ L7 A/ W/ u - SPI2->DR=Byte; //发送一个byte
" [9 q+ H3 p( j; L X - while((SPI2->SR&0X01)==0); //等待接收完一个byte + I; Y4 ?4 e6 F
- return SPI2->DR; //返回收到的数据 9 H$ d" r c9 F' c
- }
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- c+ Y1 Q1 F8 \ j) t! \- void SPI1_SetSpeed(u8 SpeedSet) l0 e3 l0 n9 ]
- {
- ]' Q/ f5 |/ N' G - assert_param(IS_SPI_BAUDRATE_PRESCALER(SPI_BaudRatePrescaler));
, `! v/ }; c9 ]) @- |* f& b - SPI2->CR1&=0XFFC7;
/ w, y0 Y) c7 e/ k# F - SPI2->CR1|=SpeedSet;
! f0 ^1 j; G) T* B - SPI_Cmd(SPI2,ENABLE);
3 i1 H+ R: ?* ?, Y - }
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' H# r/ ?: i* q0 g/ B0 a- //SPIx 读写一个字节
1 j8 v1 C- [4 N6 d- [: o - //TxData:要写入的字节/ n4 {. U# s2 n* r
- //返回值:读取到的字节8 a$ }+ O- ^4 I! b" y
- u8 SPI1_ReadWriteByte(u8 TxData)8 a6 F# ~1 @8 Y& @1 e( o% T* J3 x" u
- {
1 r1 Q0 w, I; k4 E: I1 @# y: L - u8 retry=0;
/ _5 i+ |; W" S" ` - while (SPI_I2S_GetFlagStatus(SPI2, SPI_I2S_FLAG_TXE) == RESET) //检查指定的SPI标志位设置与否:发送缓存空标志位2 O2 W3 b; E: p/ t
- {7 b, {% v8 b# @9 ^6 @
- retry++;
. S6 z/ c' V$ T4 o7 x2 e1 Z& U - if(retry>200)return 0; e# w+ W- E' l; D
- } ) L0 j5 K* B1 y+ V2 T+ p
- SPI_I2S_SendData(SPI2, TxData); //通过外设SPIx发送一个数据/ i2 O$ l0 {. M9 ~5 o" n6 M' |
- retry=0;- m; H2 h$ ^. l! U3 e9 U, h9 O! r6 ]
_& w3 `$ _4 o t8 D: F' l" H* f! J- while (SPI_I2S_GetFlagStatus(SPI2, SPI_I2S_FLAG_RXNE) == RESET) //检查指定的SPI标志位设置与否:接受缓存非空标志位
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) z1 p: h8 g* I5 E3 F' s2 n. [ - retry++;# G' H- h9 t( E4 g# ]# B$ B) A
- if(retry>200)return 0;, O$ n" K- R1 w
- } $ f# t9 m+ d1 q9 \: b/ D* V
- return SPI_I2S_ReceiveData(SPI2); //返回通过SPIx最近接收的数据 * Z0 L- X2 P8 W5 k+ ~
- }
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/ a, q! {* r* V7 [- //SPI1初始化
* n F7 y1 \5 t4 E - void SPI1_Init(void)
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- GPIO_InitTypeDef GPIO_InitStructure;* x$ L1 U3 h) R) u" }- S# h
- SPI_InitTypeDef SPI_InitStructure;
& u b2 q" ?' i7 @
* l) s# o; P# H7 N1 b0 f9 }- RCC_APB2PeriphClockCmd( RCC_APB2Periph_GPIOB, ENABLE );//PORTB时钟使能 , L2 p! i4 W2 @0 Y: B8 R
- RCC_APB1PeriphClockCmd( RCC_APB1Periph_SPI2, ENABLE );//SPI2时钟使能 : B9 {( y, O) c( w
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- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_13 | GPIO_Pin_14 | GPIO_Pin_15;6 U0 }$ X7 L6 ]# m
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP; //PB13/14/15复用推挽输出 % N0 T3 ^4 c% ~4 m0 W+ c1 Y
- GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;6 t' L: D' K/ e% o6 G" j
- GPIO_Init(GPIOB, &GPIO_InitStructure);//初始化GPIOB
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- GPIO_SetBits(GPIOB,GPIO_Pin_13|GPIO_Pin_14|GPIO_Pin_15); //PB13/14/15上拉
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0 a5 ]( u. G! l! L- SPI_InitStructure.SPI_Direction = SPI_Direction_2Lines_FullDuplex; //设置SPI单向或者双向的数据模式:SPI设置为双线双向全双工3 Z5 a5 E8 n# M) i
- SPI_InitStructure.SPI_Mode = SPI_Mode_Master; //设置SPI工作模式:设置为主SPI
$ h2 m/ z5 B3 m1 U. ^/ _ - SPI_InitStructure.SPI_DataSize = SPI_DataSize_8b; //设置SPI的数据大小:SPI发送接收8位帧结构
8 x7 u8 l+ A3 N8 ? - SPI_InitStructure.SPI_CPOL = SPI_CPOL_High; //串行同步时钟的空闲状态为高电平
; x" C7 q, F6 F7 _ - SPI_InitStructure.SPI_CPHA = SPI_CPHA_2Edge; //串行同步时钟的第二个跳变沿(上升或下降)数据被采样
' P: t- t: C+ l - SPI_InitStructure.SPI_NSS = SPI_NSS_Soft; //NSS信号由硬件(NSS管脚)还是软件(使用SSI位)管理:内部NSS信号有SSI位控制
: h7 e: X! {/ F7 Y5 W: z8 P1 A5 n) Y - SPI_InitStructure.SPI_BaudRatePrescaler = SPI_BaudRatePrescaler_256; //定义波特率预分频的值:波特率预分频值为256
9 f- Z8 g% t% \3 E - SPI_InitStructure.SPI_FirstBit = SPI_FirstBit_MSB; //指定数据传输从MSB位还是LSB位开始:数据传输从MSB位开始+ g- B4 f N* N: l, U$ x
- SPI_InitStructure.SPI_CRCPolynomial = 7; //CRC值计算的多项式( B/ E4 h- g+ i& b. h9 ?! m& O
- SPI_Init(SPI2, &SPI_InitStructure); //根据SPI_InitStruct中指定的参数初始化外设SPIx寄存器9 @) S2 _5 ^+ W$ [* d
3 B. ^4 z$ N" `& W- T# X( q- SPI_Cmd(SPI2, ENABLE); //使能SPI外设" P `3 \5 q2 M: x; r* S
- [) j$ P/ t! ^
- //SPI2_ReadWriteByte(0xff);//启动传输
3 [) J: H5 F% y1 w P5 }# c - }
* \* K9 ~1 k& H" L6 P, r - void rc522_pin_init()# K: V3 m0 {0 i, c
- {+ G& n' f. t! J/ K& `# z4 e2 s
- GPIO_InitTypeDef GPIO_InitStructure;, f( m3 {' ~9 D3 N7 z
+ g) |# \7 h- d! F- RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA|RCC_APB2Periph_GPIOB|RCC_APB2Periph_GPIOC|RCC_APB2Periph_AFIO, ENABLE); //使能PB,PE端口时钟
0 g, t5 [5 h8 |2 c: ]/ \ - . z, `- g) t! z
- GPIO_PinRemapConfig(GPIO_Remap_SWJ_JTAGDisable, ENABLE); 3 S' _& @6 w) @9 |9 G# r/ y
- * V- m% b! n9 B9 O
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4; //LED0-->PB.5 端口配置. c. N# ]3 m0 F7 A
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; //推挽输出9 i* f; r2 P& ^1 a+ `
- GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; //IO口速度为50MHz
5 A2 q, m5 \" c; O( ^, T - GPIO_Init(GPIOA, &GPIO_InitStructure); //根据设定参数初始化GPIOB.5- K5 W" M, k, M0 V6 G3 v9 q, }
- GPIO_SetBits(GPIOA,GPIO_Pin_4); //PB.5 输出高3 T$ D/ h- N( G B
- ) j. S2 U, J; O! l% A2 Y8 Z1 b# n
- ' L& L, O5 y. G* ^: u
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0;//Pb0--INT#( N4 i( V6 U4 I6 w
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPU; 9 K/ w8 L/ H. I( S
- GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; , t6 d& D2 H; T1 M' x8 V2 q) G
- GPIO_Init( GPIOB, &GPIO_InitStructure ); //PB.5 输出高
2 A# }" y* M: m1 k2 y0 h u - 7 @( k5 @* o& C3 h
- PWR_BackupAccessCmd( ENABLE );/* 允许修改RTC和后备寄存器*// y* A } Z* p" ^% w: {5 D
- //RCC_LSEConfig( RCC_LSE_OFF ); /* 关闭外部低速时钟,PC14+PC15可以用作普通IO*/
& H$ j8 X+ K1 v- u - BKP_TamperPinCmd(DISABLE); /* 关闭入侵检测功能,PC13可以用作普通IO*/* e1 S* p7 Q" ~1 B" f
% N/ t4 f: S1 r* q7 P$ P- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_13;1 G( Q7 o* |) K' y. Q( G2 g
- GPIO_InitStructure.GPIO_Speed = GPIO_Speed_2MHz;7 |' h8 A; g2 T- Y- n) S
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; : X& y2 C- b5 `& f
- GPIO_Init(GPIOC, &GPIO_InitStructure);
; I7 V+ U. v9 `! B - GPIO_SetBits(GPIOC,GPIO_Pin_13); //PB.5 输出高2 ]" ]* N2 p' ]
- * W5 W/ n% }' N- i4 U6 d
- ! B5 b0 f7 f: i8 Z" {: B
- 4 r# U# E6 [3 @5 O+ ] T
- PWR_BackupAccessCmd(DISABLE);/* 禁止修改RTC和后备寄存器*/
- Y1 n F$ i0 z! S# j ~* y# u: f5 v4 | - //BKP_ITConfig(DISABLE); /* 禁止TAMPER 中断*/ //PE.5 输出高 6 I/ S/ c1 L' j
- }! F+ U" t5 I0 `7 b3 ?, M
- void InitRc522(void)4 T2 V8 U" [- {# E2 v1 _
- {: c9 D6 ~7 z$ n7 b! B, A
- SPI1_Init();& }3 u- U# |7 u+ v# P' P. ^
- rc522_pin_init();
( w; R' p( Z S; h# @3 ^- |5 f: h - PcdReset();
c" q- d" s2 f9 f5 Q! w9 q0 A - PcdAntennaOff();
, Y" |0 \2 y; }* y - delay_ms(2); $ m, ~+ z% T; q* C
- PcdAntennaOn();
! E; q, r; |; K5 l/ L - M500PcdConfigISOType( 'A' );
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- void Reset_RC522(void)+ z' |# J1 I) ~0 t/ r4 Y; w
- {) c9 ?% \* _9 j6 Y
- PcdReset();# N" |9 Y- i* i h s C
- PcdAntennaOff();- Q4 J8 l) B& ]9 L
- delay_ms(2);
4 \( B+ j& y% D5 i1 ~1 y5 a. g! ` - PcdAntennaOn();1 ?; I, O9 d! |0 P K) T& n
- }
2 w F0 g( D4 ?! Q9 q# a - /! j' i5 A3 g' V# I& \9 [9 n: s6 ~3 ?
- //功 能:寻卡8 D9 `3 ]% _7 P
- //参数说明: req_code[IN]:寻卡方式: C8 d# l2 b3 ?: q8 d
- // 0x52 = 寻感应区内所有符合14443A标准的卡: D W+ g8 i1 A2 X
- // 0x26 = 寻未进入休眠状态的卡
/ t2 `0 H v% }1 y; R( K5 A - // pTagType[OUT]:卡片类型代码! Q) u" G( O- @2 F/ E5 y, ~
- // 0x4400 = Mifare_UltraLight
6 R7 j. w: r2 w' m - // 0x0400 = Mifare_One(S50)4 W& I: V( D( F3 _
- // 0x0200 = Mifare_One(S70)
! g N9 @6 S% s& n! ? - // 0x0800 = Mifare_Pro(X)- c1 L* u8 C& C$ @, `& `) k9 ~7 w
- // 0x4403 = Mifare_DESFire( J+ a7 h5 }( R* `5 S7 O/ @- C) \. M
- //返 回: 成功返回MI_OK
- Z( @3 c4 y ]2 Z9 U# C - /
5 k+ e' J8 T; M- p - char PcdRequest(u8 req_code,u8 *pTagType)" X+ L; Z; i W5 ]' m$ M' h: m
- {
; D9 ~4 ^! d1 j5 c( d - char status;
6 S. B: P% F" ?8 e- w6 L - u8 unLen;) Q. c# A; L9 v2 w, ~; w) f
- u8 ucComMF522Buf[MAXRLEN];
. |' j s/ s/ H! ~5 y! C$ ~ - 2 \/ a+ U7 T$ S, L, r* \3 v& a! V
- ClearBitMask(Status2Reg,0x08);
2 r2 E7 O4 V9 ]4 P9 F# ?- l - WriteRawRC(BitFramingReg,0x07);
6 u; w, x4 r3 P8 _( u4 k - SetBitMask(TxControlReg,0x03);
: x0 Q% R7 ~2 r, B4 q. U- j
# s+ ?% n, i* O- ucComMF522Buf[0] = req_code;1 W4 h D1 A8 h7 S
, Z" V! U' A6 }2 p- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,1,ucComMF522Buf,&unLen);; m4 B7 q# q1 Q% P+ k) c3 t
- ' C* {3 V: ~: W
- if ((status == MI_OK) && (unLen == 0x10))
! [: _8 p8 ]6 M( f' H& C - {
6 c' x* `9 }% n9 d7 o, f - *pTagType = ucComMF522Buf[0];1 ]7 R' A" ]% \* b
- *(pTagType+1) = ucComMF522Buf[1];
& `2 ~4 H1 c1 J' D; b) a - }
0 N8 e5 J/ X) J0 h - else
3 X! @4 h/ a, x) B - { status = MI_ERR; }
# a* _& k' W" `& b! l) a
: x( _* W1 {( O- c! t- return status;- N, [- m6 ?; j& ^4 ^0 F
- }
8 g1 K9 o) Q! u
+ n% X; D- F: }* {1 N1 B- /
3 r4 w" y* G# @" c - //功 能:防冲撞 |- |3 B1 n5 P# e
- //参数说明: pSnr[OUT]:卡片序列号,4字节
& w& D- g" I& b - //返 回: 成功返回MI_OK
) ?" ~' H" |1 |4 o4 O( { - /
* R P. D2 l0 B. ?( {$ c$ A: K3 d - char PcdAnticoll(u8 *pSnr)/ B3 x7 I6 e2 y9 `! ?+ |. X
- {/ P/ E( b: C" y" Q5 u5 k! g5 K
- char status;
" g6 r2 D) \4 v2 i7 J' X; x - u8 i,snr_check=0;
( q$ `+ l) w! M# p - u8 unLen;
. u& c& h1 D5 p" B0 K9 \ - u8 ucComMF522Buf[MAXRLEN];
! u. o$ X9 C7 R0 x. `: O
0 j- ?4 J7 P5 G, q$ m. {: Z. ]
9 b- P- g+ P8 f. e- ClearBitMask(Status2Reg,0x08);1 b9 n' A- o# ^
- WriteRawRC(BitFramingReg,0x00);
8 D1 F, d6 r2 i# a3 E u/ u - ClearBitMask(CollReg,0x80);$ D) a! t3 Q# E; `3 G" f1 f
$ I& M& P9 R; X; k" U- ucComMF522Buf[0] = PICC_ANTICOLL1;6 R+ e9 `' m% _& m0 C1 l
- ucComMF522Buf[1] = 0x20;
4 {& l, c& `4 U& L - % e d% Z7 ^. K2 S; V5 i
- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,2,ucComMF522Buf,&unLen);
. y2 q# R, F0 B' w
; J+ j! J% E1 x8 o0 r- l- if (status == MI_OK)
- Y- [' X0 v4 \( H - {
+ o" A* T0 X& I9 d; S h- b; g - for (i=0; i<4; i++)8 r) N% Y7 O9 [2 X2 H F% ?
- {
& B, j9 r. T7 D - *(pSnr+i) = ucComMF522Buf;
6 r0 B! G( J" t) A3 X - snr_check ^= ucComMF522Buf;
9 r% A- [9 b, f" x - }/ h# F' [+ J5 [3 U9 c& G0 Z
- if (snr_check != ucComMF522Buf)
# ]7 V) o' ~* r! M! o$ q1 j9 S) Q3 u9 E - { status = MI_ERR; }1 Q6 O! f$ e/ F6 \
- }5 ?% F+ Z0 ~" U7 @8 \# K$ Y
) F: b4 [8 N& L- d% j2 F- SetBitMask(CollReg,0x80);, F; _: s5 G/ g$ l6 a) }/ u- y
- return status;" B* D- }6 @, h$ l ~: T
- }
3 w4 }2 `9 Z% m. Q0 ^9 N - # l' O0 G, ?* J1 \: @$ _# A
- /7 S" G1 E0 k1 \6 P$ W* o' k- C! T
- //功 能:选定卡片
- X6 g+ V' U1 m% D: \% _# f g1 U - //参数说明: pSnr[IN]:卡片序列号,4字节$ u7 J8 V/ ~ r( j, Z8 W
- //返 回: 成功返回MI_OK
8 ~" h! V& c+ _1 U - /: {3 @ ?% `; M9 u& o4 d& D
- char PcdSelect(u8 *pSnr)
6 H, D7 C7 [7 b H! ~3 h - {
2 E2 `+ t& m+ z1 o; X - char status;8 ^, r9 k# m+ ^0 a" {3 H
- u8 i;
3 b9 U2 K+ g, I4 V7 ^# U3 R5 ] - u8 unLen;; K9 z) c: ?7 K& S) b" J" T; a
- u8 ucComMF522Buf[MAXRLEN];
% b5 s/ z; M6 l3 o5 ^. |! a } - 5 W! Q' }$ e1 O7 s, ?3 m% n
- ucComMF522Buf[0] = PICC_ANTICOLL1;
6 C4 z6 o4 ~! u9 m m: X - ucComMF522Buf[1] = 0x70;
8 J/ h- }3 C6 Q - ucComMF522Buf[6] = 0;8 ^* [: f/ U7 i; J" ~ j, _
- for (i=0; i<4; i++)
8 v% U8 W O3 O8 J! ] - {
1 @5 ?3 t1 M @, Y# a, Y) C - ucComMF522Buf[i+2] = *(pSnr+i);0 P% f% F8 O0 h4 L) J, G
- ucComMF522Buf[6] ^= *(pSnr+i);
% D4 Q& z$ L8 O3 |) B" |& _ - }; b7 O$ |! T4 P
- CalulateCRC(ucComMF522Buf,7,&ucComMF522Buf[7]);
! x2 j, h: `1 V - : Y/ \5 I6 [, D5 v' r/ M
- ClearBitMask(Status2Reg,0x08);
, Y# ], @9 Z+ i$ s* ?# j9 `
+ X- x" H* ]8 z* v' s2 ? X- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,9,ucComMF522Buf,&unLen);
( C# X/ A4 X0 ]/ @
1 p! o% c0 V0 D8 M: m. A- if ((status == MI_OK) && (unLen == 0x18))+ n( d9 z9 G( L6 R
- { status = MI_OK; }8 _0 U9 Y3 `9 h: o8 i( N! I: a
- else
0 ?' P% p4 l) J3 r; P - { status = MI_ERR; }
; S) n) [, N: D; R/ y8 r( |0 Y
! i! G$ t# b' A/ k; ?- return status;
4 ^1 I3 A5 }/ [6 \) W - }
' L% z0 q2 O: I2 ^1 q/ B! N$ N - ( X2 y; x, w9 j1 g1 R
- /
, d& [, {2 m/ x l - //功 能:验证卡片密码
1 M- ]4 ^: W9 l+ S/ }$ A; j# F; O$ m1 E - //参数说明: auth_mode[IN]: 密码验证模式' o* z |* J1 v
- // 0x60 = 验证A密钥/ Q( h/ m& [8 j% |
- // 0x61 = 验证B密钥
' \- K( K( ?5 Y S. ?+ I, M: U0 D3 J - // addr[IN]:块地址
2 g8 q% N- ?0 ~ - // pKey[IN]:密码4 l6 [" L6 g. m' D4 ^
- // pSnr[IN]:卡片序列号,4字节
" V4 M+ N H7 s9 q/ q2 J% k - //返 回: 成功返回MI_OK; U+ j, ]' _* ]. L9 ?- |3 {/ L
- / 4 s9 L% X' B- E' R5 R F
- char PcdAuthState(u8 auth_mode,u8 addr,u8 *pKey,u8 *pSnr) n; M& k3 ^: F' y/ w8 X
- {
( J4 X( u- Z9 S3 L1 U5 E - char status;4 o* n2 a/ i! q, L; _
- u8 unLen;, M/ }& `9 c# W# J
- u8 ucComMF522Buf[MAXRLEN]; * ]; ^6 ~' K, h8 y% i. |0 y! o
- 6 W. q- N3 D* I/ B6 U
- ucComMF522Buf[0] = auth_mode;
- J2 M7 p! W- g. ^- ]: g - ucComMF522Buf[1] = addr;
9 Z& j: O* }4 _ I$ g1 i - // for (i=0; i<6; i++)
/ z$ m3 _+ q& E/ b - // { ucComMF522Buf[i+2] = *(pKey+i); }; R; j, O7 N- I7 V
- // for (i=0; i<6; i++)
9 M) U! X* L9 E. Q# B; o - // { ucComMF522Buf[i+8] = *(pSnr+i); }
9 M% u) z! y& ` - memcpy(&ucComMF522Buf[2], pKey, 6);
8 K2 C; n3 @4 [$ L0 s - memcpy(&ucComMF522Buf[8], pSnr, 4); 0 M3 v" c0 \" H1 b2 _
3 I; ~5 R) L% w/ Z* B. f/ E/ y3 L- status = PcdComMF522(PCD_AUTHENT,ucComMF522Buf,12,ucComMF522Buf,&unLen);- r& c8 w9 a; _% j& Z* M
- if ((status != MI_OK) || (!(ReadRawRC(Status2Reg) & 0x08)))) w/ i, J$ d$ w9 t" \) o; C2 Z0 \
- { status = MI_ERR; }
2 o6 y/ G% P" b9 e) s - # \5 u+ S' P$ M4 E1 r1 @9 p
- return status;
3 k3 y0 E- t. Q - }- V3 Y$ R, D& n* m+ M) A
- ! J5 @: E4 R- ]" C
- /
& ]( Q' |% ?8 i; K - //功 能:读取M1卡一块数据
; N$ D9 t9 X# }: o$ O$ y. f3 z9 m - //参数说明: addr[IN]:块地址
$ v9 B0 A; g6 h* d - // p [OUT]:读出的数据,16字节
' h. |: q0 p3 z - //返 回: 成功返回MI_OK2 [2 J" Y' s1 G, e; H0 @
- /
4 u7 N6 o; {) F - char PcdRead(u8 addr,u8 *p )5 x: a9 M" O# B: \, P
- {- V1 e5 z @. R* ]! T: M9 _; d" U
- char status;
* _# y1 @$ o7 o5 M, r& a+ F4 [# F - u8 unLen;
- |( I1 [5 ]4 n3 J - u8 i,ucComMF522Buf[MAXRLEN]; 1 X1 e1 ~! p* ~# r- _! s
- a, Q0 \) N, m7 b
- ucComMF522Buf[0] = PICC_READ;
* {4 |) x, i9 m& p; a; c4 [ - ucComMF522Buf[1] = addr;, {4 W% N( k9 o! K$ ?
- CalulateCRC(ucComMF522Buf,2,&ucComMF522Buf[2]); H) j) i* ^- g
- , j ], i$ p' r1 f# c; U0 h
- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,4,ucComMF522Buf,&unLen);7 E" ^# ]3 p7 N# y
- if ((status == MI_OK) && (unLen == 0x90))9 C, f. h. { |7 H/ T; J; r
- // { memcpy(p , ucComMF522Buf, 16); }% }; s* y3 Z, l2 r q
- {
$ B, x8 ], _. P& h1 U7 I; @% @3 ] - for (i=0; i<16; i++)
2 `7 w9 ~ b4 r2 n - { *(p +i) = ucComMF522Buf; }# J* S/ F; b( q
- }
+ s; [6 z+ g* R5 E2 k/ A9 y; @ - else$ H5 d: x1 Z0 [& U% _( V0 o6 o
- { status = MI_ERR; }
- L& U0 v1 {' }" @( Y- b: O f" u
; A' n/ |! ? s+ w/ U- return status;9 ^( l9 o' s* a4 W8 Q4 Q7 d( `
- }
3 i2 L. E1 ]& ]! e4 P5 k, g
2 L0 S P% Z7 ]# |( m5 i" F- /
; z3 B: t6 B6 k; [6 I* q - //功 能:写数据到M1卡一块
) E9 T: a: q4 q) b - //参数说明: addr[IN]:块地址% m) \% d1 l- v. ~
- // p [IN]:写入的数据,16字节! x! f$ P6 g7 E& r; c& u3 }! z
- //返 回: 成功返回MI_OK
& Z% _3 F6 v: F- c8 G* P% ` - /
- Q5 O% d4 z7 I0 h3 J0 G - char PcdWrite(u8 addr,u8 *p )
]% R2 a$ V5 I- h+ A - {& l* ]/ t6 ]+ _
- char status;- X2 g# f& `+ Z7 f7 N1 i/ O6 C( w
- u8 unLen;7 ?, L: K6 D) }8 N
- u8 i,ucComMF522Buf[MAXRLEN]; 5 C; I1 \+ a- j" g# |
$ v- q7 @7 E9 g1 L- ucComMF522Buf[0] = PICC_WRITE;
; p0 B0 o0 F8 G% Q' P0 z6 }" t! R - ucComMF522Buf[1] = addr;
9 N) a# f# b' m; Y! ?- B - CalulateCRC(ucComMF522Buf,2,&ucComMF522Buf[2]);3 T& |( \& n" ]; M* P N2 |
6 t* @5 j' I/ W5 f6 s \( r( s! `- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,4,ucComMF522Buf,&unLen);
8 R" m. y8 r% g
( h) n' Q, t, i2 T- if ((status != MI_OK) || (unLen != 4) || ((ucComMF522Buf[0] & 0x0F) != 0x0A))
5 x5 e) s% I# V9 H& `( k* Z' u - { status = MI_ERR; }
; T1 o Z2 ^7 R9 z3 } A- f( \/ R
. ?& W3 S0 N6 l" y( T4 f4 D- if (status == MI_OK)0 B" {- A6 y. i) i6 s
- {8 T1 S9 J* H. U5 |
- //memcpy(ucComMF522Buf, p , 16);0 \2 P2 d9 ]+ {# V% ~% G/ v1 F& M
- for (i=0; i<16; i++)$ v) x6 H7 q" v& W
- { 5 F+ p8 }! e6 D% B$ U' u! Z. s
- ucComMF522Buf = *(p +i); : @" u' I$ u% \! l
- }
1 q$ [. |( Z3 }4 m/ u2 K( P7 F7 ~/ i - CalulateCRC(ucComMF522Buf,16,&ucComMF522Buf[16]);: p/ b0 B- Z; {6 g% c B! p
8 |( I9 A) n$ K9 q- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,18,ucComMF522Buf,&unLen);) y7 v* ^2 W5 i8 r7 r
- if ((status != MI_OK) || (unLen != 4) || ((ucComMF522Buf[0] & 0x0F) != 0x0A)): _0 b. G: ?$ M1 `: {" D* X
- { status = MI_ERR; }' _: B: t2 c2 u% }3 R
- }
- s* |' B9 ]& ?! i* n - : L/ y6 l9 `8 _3 R' ~& c/ ~4 a4 n
- return status;
8 m! Z1 W. P3 L& E. I - }7 n6 x! C- v" B9 H6 N
- / _6 `. j+ R* d* g6 O2 n& v1 s
- /
' ^( e4 M8 I% l; L* ` - //功 能:命令卡片进入休眠状态
1 B. H: F0 r( F3 f3 k - //返 回: 成功返回MI_OK" O1 N! n- N+ \5 k* F7 |" R0 u5 \
- /$ q3 b' _; C9 S2 d1 X n' X% ^
- char PcdHalt(void)
) u/ x7 F0 Q& R# I* y0 s( Y+ b - {
" s% H! F0 ]& a - u8 status;
* K) j, P7 C, s$ W - u8 unLen;1 B4 \% J8 o# _& r2 C1 t. v3 K6 b
- u8 ucComMF522Buf[MAXRLEN]; ' ^% S7 z1 q3 O; D9 D" S; ~1 \* j% s
- 0 l! ^; D/ S7 y; |, t4 n, S
- ucComMF522Buf[0] = PICC_HALT;
' ^1 K# O# C% O+ v3 P# [$ D$ Q - ucComMF522Buf[1] = 0;* [6 t' q2 [& C" x* M1 m4 V4 {
- CalulateCRC(ucComMF522Buf,2,&ucComMF522Buf[2]);, E0 v" o, l- p0 y7 B
; Y( e b" |5 h8 |4 W" S( O- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,4,ucComMF522Buf,&unLen);+ m" S3 I; D) Z
- status=status;
# ~2 N0 Q' ^7 e: d - return MI_OK;$ M/ x& h$ m5 `6 i
- }
7 Z( U4 @. E& o4 g$ q4 C) P; p - : |* P$ O1 C- \. H! b: N5 c
- /
+ g! }) q# p" d2 H* E2 W/ K - //用MF522计算CRC16函数0 f& y8 {8 B# ^9 `/ y; l E
- /
: k3 g/ H! e' Z, L - void CalulateCRC(u8 *pIn ,u8 len,u8 *pOut )
2 T. O+ H' l) n( I# Q - {5 r* _) q. W4 q3 @
- u8 i,n;7 Y7 O( u! O: C t D
- ClearBitMask(DivIrqReg,0x04);
$ `: m! ?0 M, O- w* M - WriteRawRC(CommandReg,PCD_IDLE);
3 H+ J2 V% ^# h5 d - SetBitMask(FIFOLevelReg,0x80);
- C. \7 }7 t1 A$ x0 ~' t - for (i=0; i<len; i++)4 u) e! a9 ~% @7 _2 h7 Q! p) F. D3 ?) y
- { WriteRawRC(FIFODataReg, *(pIn +i)); }
. h. Q$ k- ^6 J4 D, }3 P+ r - WriteRawRC(CommandReg, PCD_CALCCRC);& |& x3 l8 N; f' `" ]7 l; d
- i = 0xFF;
8 \8 s) H) e. T& [ w0 c8 v - do + c0 o1 X- C/ |2 E* B5 N. Z8 e
- {- }, G" F# |) ~' s! h+ J
- n = ReadRawRC(DivIrqReg);; D& ]' h9 t9 C, y: q3 d
- i--;; r: S' [3 V% Z9 y- x
- }7 w% i/ W& s# c& o
- while ((i!=0) && !(n&0x04));( l! k# r2 m- V, v/ \& j
- pOut [0] = ReadRawRC(CRCResultRegL);- h6 @3 k, o0 |0 n9 P5 @
- pOut [1] = ReadRawRC(CRCResultRegM);/ _, `1 ^7 g9 ]2 T: c
- }
$ Z* ^9 o6 o9 d9 \% w5 Q
. i' a$ S1 M) N6 y- /
8 q+ K7 q0 d( ]( H - //功 能:复位RC522/ h" Q' d' Y p
- //返 回: 成功返回MI_OK
0 D" s. M3 a* w8 ?5 o" I - / I" b" `+ D, w2 _8 \
- char PcdReset(void), _/ g: e7 V" e3 @$ f. v; X
- {: I0 a& G' {$ |0 f/ s( j% l6 J
- //PORTD|=(1<<RC522RST);" ^. H: w! _2 d
- SET_RC522RST;
! R8 W: s0 N9 p - delay_ns(10);
% J6 ^, V' X3 ?6 u2 @ - //PORTD&=~(1<<RC522RST);' V/ }: t3 _4 D: g& o
- CLR_RC522RST;" K5 ]' T& H( e* q
- delay_ns(10);4 B" x! N6 ]# h4 O
- //PORTD|=(1<<RC522RST);
2 `3 a& r: g* d! `: c1 R - SET_RC522RST;* m1 a3 J0 L6 W) y
- delay_ns(10);" u7 T9 [# H* v# I( ]; x1 j' _( R' `
- WriteRawRC(CommandReg,PCD_RESETPHASE);
% i6 x- c: P* V1 f1 v - WriteRawRC(CommandReg,PCD_RESETPHASE);( w ~% V7 l% G- E/ i1 q
- delay_ns(10);
( O2 }5 n( J" y/ ^# v - 1 s; o$ x+ [5 C- J$ {( K h
- WriteRawRC(ModeReg,0x3D); //和Mifare卡通讯,CRC初始值0x6363* g& F6 C9 a! x8 t- t
- WriteRawRC(TReloadRegL,30);
: h; \5 D- ~; t7 B - WriteRawRC(TReloadRegH,0);4 b+ V& d$ h) K
- WriteRawRC(TModeReg,0x8D);1 O% C+ ]* B" v: J/ D, B
- WriteRawRC(TPrescalerReg,0x3E);
0 [. b4 l- L" V6 A - ' G4 S$ x$ t8 p! Z- w" B- v' a
- WriteRawRC(TxAutoReg,0x40);//必须要- j* P2 U& ?% b4 j
4 X U/ e2 ~7 V) u- return MI_OK;
9 w6 ?4 `& y* f$ N7 [ - }
# L% v" E$ Q3 O - //
4 s, n; } P* i4 l - //设置RC632的工作方式 - E% O' L; j: g/ ]6 G4 Q
- // V# @; a/ m+ L, i% I- c# Q0 A
- char M500PcdConfigISOType(u8 type)
- `2 M8 ?" P* W - {/ {; Y) N1 k$ ]) H) C" T
- if (type == 'A') //ISO14443_A
' o- e( x% n& H2 N0 ^ - { " u/ \ v' f2 |
- ClearBitMask(Status2Reg,0x08);( L5 r) F) D9 C z
- WriteRawRC(ModeReg,0x3D);//3F- Q, R* {5 F/ w
- WriteRawRC(RxSelReg,0x86);//84
+ u: d" q! O! c/ x - WriteRawRC(RFCfgReg,0x7F); //4F
1 s' n. O% b) o- D/ P - WriteRawRC(TReloadRegL,30);//tmoLength);// TReloadVal = 'h6a =tmoLength(dec)
5 r5 {# N8 m: v' U - WriteRawRC(TReloadRegH,0);
+ ]" Q# T7 [& ~% g3 X - WriteRawRC(TModeReg,0x8D);- ?1 O# f2 y8 u- A0 Y5 f4 w* z
- WriteRawRC(TPrescalerReg,0x3E);" {( U0 d- \- p: a2 ?9 w
- delay_ns(1000);
0 h4 r& Y. J. j7 Q - PcdAntennaOn();
1 M7 S9 Z' T. v - }+ t/ ^; N; g' e) Z. z
- else{ return 1; }. ^4 t) A: l1 O. M% u$ d _3 v
0 @+ {+ j; u J0 [7 L0 x- return MI_OK;) s5 T9 N- s1 N" z
- }' u; b0 i: }# L/ x6 O+ s3 n
- /: |: Z7 ^5 A# A( t, f" ^
- //功 能:读RC632寄存器$ ` ?+ N' n9 G' w3 H9 F( w/ H, X9 L
- //参数说明:Address[IN]:寄存器地址% p" K+ l V( }& f; B! W% \
- //返 回:读出的值
/ H. O% {, x! v$ N1 m - /9 _# K4 v) t2 x1 g
- u8 ReadRawRC(u8 Address). N: L% ^ Z' q( Y$ R- q
- {
5 c0 Y( m) ^% D4 Q) |% e* L' L# H - u8 ucAddr;
! O% s7 Q& Q0 t2 g6 J! x% }1 } - u8 ucResult=0;
5 D% a7 Q/ y) k - CLR_SPI_CS;8 d4 C$ J; C% i
- ucAddr = ((Address<<1)&0x7E)|0x80;/ `6 j/ T& Z$ J/ D% F, c1 ^
-
3 L. d, x3 q4 u# S - SPIWriteByte(ucAddr);
9 j6 R$ l+ x' G4 E0 }. p; j - ucResult=SPIReadByte();9 t( L( m0 Y) ]4 l5 V" n
- SET_SPI_CS;
" M7 J( W* Y* C* [2 p3 z0 m/ R - return ucResult;6 n6 ?. z; T0 A' E
- }7 T+ n2 S: o4 l
- 5 ?* P& i- B; |) C
- /8 k8 r! C2 Y+ P, [0 N
- //功 能:写RC632寄存器4 A5 R1 M- D5 M1 x( F, m$ h
- //参数说明:Address[IN]:寄存器地址
) n" i9 p6 w3 G& B9 R8 N - // value[IN]:写入的值% \% U1 E+ F, @2 t! m! M! i9 O+ A
- /2 O. j2 W7 \0 Q% j4 Y; v$ _, M1 Q
- void WriteRawRC(u8 Address, u8 value)
r2 l6 w5 f2 e1 P& V u - {
# A+ [' P8 s M! J$ `3 B - u8 ucAddr;
2 @6 Y {6 j, }0 w; T# q - // u8 tmp;
9 n2 T' @" y' K: A& @ N8 o - 9 K8 Y; W! ^; e6 ?
- CLR_SPI_CS;1 z3 ^( u- X4 J& a2 g X$ A
- ucAddr = ((Address<<1)&0x7E);
- W( w, J# m* I# T& f& F
5 H8 Q8 \5 z0 z# C+ m- SPIWriteByte(ucAddr);
1 k" q% Z5 z; @4 _) B8 H3 ?0 X - SPIWriteByte(value);$ ?7 ~1 b4 S. M
- SET_SPI_CS;' r) i$ v+ g( d5 T4 K; k2 p
- 1 t+ V7 X! ?" b/ ]+ L* ?9 }
- // tmp=ReadRawRC(Address);
2 x1 d2 e- n" ?' C# ^ - //" D: M7 t O" U0 z6 p, t/ u# q
- // if(value!=tmp) d+ [# y8 N& C: L8 c w [) T
- // printf("wrong\n");" k, o7 N, B5 b
- }- |/ N4 l6 f; q- D
- /
7 P4 k U! d. x D( r% g - //功 能:置RC522寄存器位
/ U4 j0 T0 Z" Z& A) H - //参数说明:reg[IN]:寄存器地址
+ |4 u r7 q- Z) j. [3 T5 c9 A - // mask[IN]:置位值
" `9 {: H3 z+ ]* b& K( ?, k6 A& e" i - /
8 I; e) P" l* ~2 R2 M. M - void SetBitMask(u8 reg,u8 mask)
, e% o1 U3 W* x9 X" p' | - {
, x6 i& w5 j5 a: ?. R$ F/ ` - char tmp = 0x0;' O W1 ?/ L0 ^" V' Y2 k- Z
- tmp = ReadRawRC(reg);
' Z# @1 U$ l3 _' r! V - WriteRawRC(reg,tmp | mask); // set bit mask
) i1 ]% w4 A! E* c - }
' n4 L& e; l4 z- t$ k - * I; d5 f' J; D% D: I
- /% U- H; P1 t8 i
- //功 能:清RC522寄存器位
% H [) \9 U" j( I3 r9 g - //参数说明:reg[IN]:寄存器地址
7 S8 q- E3 a9 \0 h - // mask[IN]:清位值: E' [7 M5 K. E0 X3 X( J+ n& X
- /
! ?6 x3 ]/ i6 t# L2 j0 |' B: ] - void ClearBitMask(u8 reg,u8 mask)
( j/ ~/ h& {: M K1 l - {7 y' B% I- S( c( ?0 {% o
- char tmp = 0x0;9 A- f# l+ `. B1 y' U
- tmp = ReadRawRC(reg);; x! O* U! j. Y- F" h, X
- WriteRawRC(reg, tmp & ~mask); // clear bit mask9 | E$ o6 F E& ?) w
- }
/ E% i1 W& e/ S1 q! s2 _* U' X - ' v* H) h' f8 b; m0 t# M0 B- p
- /
) l/ _, W3 Q; l& G R - //功 能:通过RC522和ISO14443卡通讯) ^$ J8 R/ y+ B
- //参数说明:Command[IN]:RC522命令字* p# G \% i1 F+ p% G# L
- // pIn [IN]:通过RC522发送到卡片的数据$ e5 m2 W8 N! T. O' Q i5 G
- // InLenByte[IN]:发送数据的字节长度
# E/ A1 p, L K5 n) V3 a6 O: a - // pOut [OUT]:接收到的卡片返回数据
5 g! A5 y2 b6 [" [" ~, k/ A - // *pOutLenBit[OUT]:返回数据的位长度1 @: g; ~# O, }
- /4 G8 ?" t$ I: Y( H
- char PcdComMF522(u8 Command, S: ?7 |/ K( ?0 A6 z; V3 ?- M
- u8 *pIn , ! `& |0 N T/ F$ d# A! ~& `! Y
- u8 InLenByte,7 ]/ n& u+ r$ G9 O$ q, U6 J3 M
- u8 *pOut , 8 @, M1 z+ S& i! Z# s, @4 o$ H; T
- u8 *pOutLenBit)
+ e" u" m) \+ m0 j8 u4 y/ E - {
3 A L+ Z ~$ x8 X - char status = MI_ERR;
d$ C6 x4 g2 v4 W5 A6 D - u8 irqEn = 0x00;
0 s3 {: a- P* ?3 T- n - u8 waitFor = 0x00;
2 Q. s% E* q# G+ E# P, V - u8 lastBits;" w( k% L, C0 C7 H& t1 A% S$ t
- u8 n;
/ p+ l M5 j5 i$ z+ ]6 V3 s1 j) h; O - u16 i;
$ e% } h; g6 I# e; d3 h - switch (Command)# y8 A2 \# L& m; f+ s9 z% e
- {$ H( C* D# \" I, ~( x, T
- case PCD_AUTHENT:/ ]" ^7 }" J1 \6 Q
- irqEn = 0x12;
0 }; [/ K2 v! Z3 K! N# {0 j* v( @ - waitFor = 0x10;: u- ]$ A }* W+ K7 g7 f) ?
- break;
' g% i; m* J! i: N5 D) z - case PCD_TRANSCEIVE:
3 P: C' Q$ K" E! O) R1 A) E3 l - irqEn = 0x77;
" U( ]' U5 \$ h. s5 M - waitFor = 0x30;9 y. X5 v8 {8 t% I7 ?" u
- break;
7 |$ F9 h7 |+ Y7 g4 ^ R - default:+ \: V' K* Q# P( N8 L
- break;* ]5 G' Z7 z0 b* F; Y
- }
# j2 M1 ?/ K, Y2 w- F* o. C2 I - 1 u4 q4 x& E( ~3 d; o7 d7 S+ G' v
- WriteRawRC(ComIEnReg,irqEn|0x80);& e' y& t7 p% }" R( x
- ClearBitMask(ComIrqReg,0x80); //清所有中断位
( O! f) ?2 k$ v9 c0 T! t+ { - WriteRawRC(CommandReg,PCD_IDLE);" Q6 A: \( U1 S, T, }8 O+ n& R9 u( i* ~
- SetBitMask(FIFOLevelReg,0x80); //清FIFO缓存
: z7 c; K# i8 V
y7 ?- e/ j4 }+ b- for (i=0; i<InLenByte; i++)
" Z3 Y* m) L% R+ s) f - { WriteRawRC(FIFODataReg, pIn ); }( E. V+ u+ x5 r3 m
- WriteRawRC(CommandReg, Command); . ~1 P4 ^" ?6 ^! t) s
- // n = ReadRawRC(CommandReg);0 @% J1 @6 A+ W$ t0 B; Z
- 3 Y1 D. ~1 z# h6 V1 ?0 v* H f
- if (Command == PCD_TRANSCEIVE)
- r( |$ O. |5 L0 I. B! b6 Y/ N1 W - { SetBitMask(BitFramingReg,0x80); } //开始传送
( k) o3 g' W1 o0 b -
7 f" }+ P0 ?2 q9 \. U - //i = 600;//根据时钟频率调整,操作M1卡最大等待时间25ms
* q2 ?5 J+ z& @4 c* T - i = 2000;
) ?- P6 V2 x! w H+ c - do
2 J! v! e5 L% G A; M" N! g - {
, R' [& B' V; W/ [ - n = ReadRawRC(ComIrqReg);
! A! [1 ?9 d0 B5 |- O! f - i--;. w9 x' d9 p4 j. g8 t% }
- }. |. z' c+ `4 i. Y, D9 Z
- while ((i!=0) && !(n&0x01) && !(n&waitFor));
; m1 }' h% z. _+ e! N& n - ClearBitMask(BitFramingReg,0x80);( A- j* Y9 @8 t* g
- & o6 ^7 W4 z2 m% D+ l: K6 l
- if (i!=0). `! I5 p) M# u/ s) f. z9 C
- {
5 h/ I+ |% F! U6 _$ x- Q1 S - if(!(ReadRawRC(ErrorReg)&0x1B))- f$ E* p5 P. ^, |
- {
. ]4 [, x4 {1 y3 m; `( m% n: N( Q4 Q - status = MI_OK;
$ `( i0 A' v) A$ p - if (n & irqEn & 0x01)
* E/ j H5 ~1 s - { status = MI_NOTAGERR; }
0 e R: p( {4 V - if (Command == PCD_TRANSCEIVE)
' e8 w5 p) N0 w x" ?7 B3 e - {
# C; F% P, ?8 Z- H - n = ReadRawRC(FIFOLevelReg);$ V6 T$ z; `8 I+ B& n# d
- lastBits = ReadRawRC(ControlReg) & 0x07;
, U6 P( f; f4 q - if (lastBits)
6 m0 @2 ^+ b7 Z - { *pOutLenBit = (n-1)*8 + lastBits; }7 h' s9 \( y! M( [
- else5 E6 T Z2 ?9 j' v& P! u
- { *pOutLenBit = n*8; }3 I1 l! t' a" Y# e- ~0 F) ?" d
- if (n == 0)1 W/ ~+ M0 e! o+ a! E1 P
- { n = 1; }
3 v3 g% a# A% u: T" p9 a6 A# R; ^& ^1 h/ G - if (n > MAXRLEN)% T! ~! Z' w9 L4 y5 j# ]6 d
- { n = MAXRLEN; }
7 J( M+ B8 [( m( }/ H, p - for (i=0; i<n; i++)% C4 Z& g" R$ G y* {
- { pOut = ReadRawRC(FIFODataReg); } @& U4 C- Z2 i, \
- }$ V% b6 \$ B8 {0 A$ z' y: A" s
- }. o2 F$ m) f3 O4 [% x
- else4 o1 p& y( R0 I% S9 h
- { status = MI_ERR; }8 h' \1 B. f. u) f* g3 U5 Z* A/ C
- 9 ^1 P9 v% G5 h) b1 n! a
- }
0 y, x0 o4 M$ q2 O; l+ a4 Y5 R
+ n! x/ F, t4 ?- 3 }- B# C/ ]6 }. W: {- [1 v; Q
- SetBitMask(ControlReg,0x80); // stop timer now$ Z: A9 b; l6 L9 B8 P- H [
- WriteRawRC(CommandReg,PCD_IDLE);
+ p" l4 ^; X# J% [/ i - return status;
2 i* u! G' c" J0 F - }! o- r) z) {0 b) l
- 5 @1 Q+ O4 C0 ~: Q9 l9 c* ~
- /
$ q* L; B8 p* a7 E C& G - //开启天线
5 k1 p; \6 u; o6 F8 X; V - //每次启动或关闭天险发射之间应至少有1ms的间隔% q' r' ], G) n1 V8 x- |
- /
* L4 R& k; [8 n9 `+ @ - void PcdAntennaOn(void)
e" R5 Q" t5 W$ T - {- ?! {- m' k8 n6 F# d3 I3 R8 Y
- u8 i;
7 H x8 r& G5 X2 e Z - i = ReadRawRC(TxControlReg);
2 w5 r1 a! t6 @ - if (!(i & 0x03))) E; I8 g1 a. Y4 S
- {- H3 [( r% y! d. _* U& U" `4 O9 k
- SetBitMask(TxControlReg, 0x03);
9 d8 ?8 B$ l! [: [% V - }0 [$ g; F% x* K: x2 W/ I
- }2 z/ v v) R3 g, e
2 K/ m; T7 s- f5 Q& u- * O! A( F- ]/ e8 X
- /! z9 g; r( S, M* w4 `8 }3 E4 T3 F
- //关闭天线* B5 D1 p7 L7 F& R7 [, j
- /8 m0 M# N% x, e. L: ?+ g: ^5 F
- void PcdAntennaOff(void)5 a7 ^* v% Y/ i1 _8 c7 j9 S
- {* A6 c; _; [: u/ S4 }, b
- ClearBitMask(TxControlReg, 0x03);/ J- l4 \# g( b+ G0 j& Q; N3 Q
- }8 e" [! l; n1 s' U
7 q. T3 b/ P8 a% ?$ t0 E) F- /
8 p: n8 w4 q1 I9 m9 e) @4 N - //功 能:扣款和充值
; \# D1 @! U# g' T - //参数说明: dd_mode[IN]:命令字
C- n( v* P2 k9 m ? - // 0xC0 = 扣款0 k! s _0 J& G$ }& C
- // 0xC1 = 充值, O3 w, K$ H/ d% Y; m: Y( b
- // addr[IN]:钱包地址
' K, _, r: s1 t q/ v8 [6 S' X) C- R) b; h - // pValue[IN]:4字节增(减)值,低位在前2 y+ I# G I0 E8 r" h) _, a
- //返 回: 成功返回MI_OK
/ |2 v/ i, y$ O - /
" l0 B, i; }9 I2 F y! P - char PcdValue(u8 dd_mode,u8 addr,u8 *pValue)
% J# K! v1 U& h' L! }; O/ T% N# b - {
- }; `, ^% B* t" K. M - char status;
; s7 H$ R7 U* I - u8 unLen;
8 R4 \; R6 t. l. ]5 O8 k% b. Y' d - u8 ucComMF522Buf[MAXRLEN];
7 x: l% o% i! o$ b4 |6 n1 [ - //u8 i;( r a K* R0 F& u3 ]1 F" g
-
2 S3 p0 b3 I ~! e0 M - ucComMF522Buf[0] = dd_mode;
% j( P5 {4 U; X2 M, q- h& {7 a - ucComMF522Buf[1] = addr;3 P6 h& J9 | h0 q5 R* J
- CalulateCRC(ucComMF522Buf,2,&ucComMF522Buf[2]);- X; j4 \. c! V, r+ ?4 O
# h% E3 n0 }: b. u3 S- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,4,ucComMF522Buf,&unLen);
3 ~$ K$ w v) w- k; ? - 4 E$ m- g P4 A2 Y
- if ((status != MI_OK) || (unLen != 4) || ((ucComMF522Buf[0] & 0x0F) != 0x0A))- D b! ^" v$ n( ?! y2 m9 A4 V
- { status = MI_ERR; }
- c+ C& ]0 B% [/ K5 h) D3 g
5 ^2 h+ g, [1 B* i N1 l- if (status == MI_OK)* k& G% w L; `; X, ~, Q. p
- {
% q% S3 e0 _% ]( A/ _2 t - memcpy(ucComMF522Buf, pValue, 4);
$ [/ B" f+ @1 j' g/ ] s - //for (i=0; i<16; i++)
( x- b1 R+ g* B3 e& @0 F( {& C+ F - //{ ucComMF522Buf = *(pValue+i); }, h1 k, O/ D/ G" E( R/ x/ F
- CalulateCRC(ucComMF522Buf,4,&ucComMF522Buf[4]);
7 a% V0 n3 N# V( W1 a - unLen = 0;/ Q3 @* D. l9 V
- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,6,ucComMF522Buf,&unLen);
. a, G2 ^$ U& D% v# N - if (status != MI_ERR)
5 a" f0 H/ y- \7 R T/ r - { status = MI_OK; }% [% K. N4 e5 e1 ~
- }+ M" r% b& f5 [: }
- % L2 Q& i5 O* n" s
- if (status == MI_OK)) \* ?/ o0 t1 W% {4 e$ m
- {2 b- \1 w! Q6 E& ^
- ucComMF522Buf[0] = PICC_TRANSFER;
9 p( I7 A: M a' d' Q - ucComMF522Buf[1] = addr;
/ h# f P v5 K/ c2 z - CalulateCRC(ucComMF522Buf,2,&ucComMF522Buf[2]);
h( E: I) D' E \% z8 c
+ y3 G) j' Y. k9 I- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,4,ucComMF522Buf,&unLen);7 q+ N+ J" i8 F) S
- 2 F& ]; C, L: N- g' h- c
- if ((status != MI_OK) || (unLen != 4) || ((ucComMF522Buf[0] & 0x0F) != 0x0A))
2 q+ G: W& y# g7 y - { status = MI_ERR; }
+ x. v! G0 o" R, O# A: H! f - }
3 T, Y& w, o( ^% L5 d U- K3 _; Q6 G# j - return status;6 [# a( p$ }7 c0 a, k5 X4 H
- }
! d0 M6 T" b) k6 e
, W% a( z1 q! ~! q4 z- /
+ r& m' `- A0 b0 \ - //功 能:备份钱包
X' _0 d. E1 p/ G; j3 x - //参数说明: sourceaddr[IN]:源地址
( v, s5 o+ r, _+ S' Y - // goaladdr[IN]:目标地址# W1 ?) R1 w# i; X& ]& g
- //返 回: 成功返回MI_OK
( }, o' U. K4 Y$ Y. Q* s - /
9 G2 u6 C* A! G; }( g$ { - /*char PcdBakValue(u8 sourceaddr, u8 goaladdr) i& l& E ^9 e9 `2 t
- {
. V/ e( S4 ~4 T7 U - char status;$ s' x0 I2 ^7 L" c3 _
- u8 unLen;9 G* X" s- O; v, i8 ]* t' G7 w( V# [9 O
- u8 ucComMF522Buf[MAXRLEN]; + n" C& b1 p) G; o# D! w, L
$ i" {+ i+ R1 l- f3 s& l4 n- ucComMF522Buf[0] = PICC_RESTORE;- o3 l8 u$ C" I
- ucComMF522Buf[1] = sourceaddr;
h9 l: p# T- X C - CalulateCRC(ucComMF522Buf,2,&ucComMF522Buf[2]);
, Y% ?' y/ E3 ], R
* r. F; C+ C, ?) |; b- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,4,ucComMF522Buf,&unLen);2 o7 A6 n; y7 u5 E
- ! O' h# p" h1 ~+ b' g
- if ((status != MI_OK) || (unLen != 4) || ((ucComMF522Buf[0] & 0x0F) != 0x0A))
% i) z7 ?) p4 j, G: R - { status = MI_ERR; }. S: [( c0 s# v" L
1 _4 x7 h! W# K2 ^5 ^4 G) N5 q8 M6 o- if (status == MI_OK)
0 s1 A. B1 z& g" p) u7 I$ d$ W - {$ h! A5 c7 K, I
- ucComMF522Buf[0] = 0;
5 {2 y2 \8 E, ^. R# s7 Z - ucComMF522Buf[1] = 0;
$ k- ~0 |$ D3 {! m5 X - ucComMF522Buf[2] = 0;
8 K; E; H( Y b2 @1 a2 [ - ucComMF522Buf[3] = 0;1 B% L6 Y1 Y+ Z9 c7 p: O j6 N
- CalulateCRC(ucComMF522Buf,4,&ucComMF522Buf[4]);/ [9 T9 \ N8 l& C- e
, U9 Y; E, M" z8 M1 [- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,6,ucComMF522Buf,&unLen);
9 M7 h; ?" e& ?* n H% l8 E - if (status != MI_ERR)
) t2 F. z, _! [$ B! x! \ - { status = MI_OK; }. N0 f5 \# j2 i7 q! t/ G
- }
. @; v( d# M3 u! a6 ?) u9 g& N
+ a z( o' T9 [: `- if (status != MI_OK)
( q5 q- p. x3 C6 R - { return MI_ERR; }
0 p: `9 e; ~2 ]3 p+ i$ F& S4 z+ ~6 T
8 P/ t( x9 k7 P# r# g- ucComMF522Buf[0] = PICC_TRANSFER;
$ [7 N- v1 t8 r! d - ucComMF522Buf[1] = goaladdr;
/ p' f; X* A: G7 y" Z" Z# ~ - ! B! u1 \* k L2 P
- CalulateCRC(ucComMF522Buf,2,&ucComMF522Buf[2]);9 b1 i% d9 P+ `+ F
- ; D: O" l8 k0 `
- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,4,ucComMF522Buf,&unLen);) C: A! [& F U' B% C
3 t- N* ~) N* Q/ x: _& M. Q7 o' R( @- if ((status != MI_OK) || (unLen != 4) || ((ucComMF522Buf[0] & 0x0F) != 0x0A))
) Y. |, R$ U6 B8 p2 R9 P - { status = MI_ERR; }. k- H W# P$ R7 z
* v- q" l3 |# C7 M* W- return status;7 D8 u% M) g( }2 W+ w( T
- }*/
复制代码 ; S' y0 n6 j! d9 a8 e
四、说明
- N% y0 Q2 g2 l: q5 I8 V( u1.模块采用SPI驱动。
2 A% z4 |/ B9 {3 f2.下面资料里面的程序是基于STM32F103开发的。) }+ Z6 s. M8 F( d; [) r7 o' ]
3.程序和PCB已在项目中验证,大家下载下来可以直接在项目中使用。4 o' B4 X1 [- u3 q7 i; u
! ]+ z3 g0 r/ h1 u' k" C0 P$ z3 _" U4 S8 k9 B! { h
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你好,哪里能下载pcb和bom表呢
你好,哪里能下载pcb