一、原理图
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( Z/ Q9 i. E: L4 F0 D二、PCB, d) w8 M2 M( O3 K3 b% `' [
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; R1 s* |4 q$ q9 w三、驱动程序
& ^( G: H' Q, D7 w0 j& }main.c1 k+ w- f5 [9 Y9 L- o; m) i& c
1 V7 z9 T; ?* c1 H- #include "delay.h"0 p' `" D/ Z7 G
- #include "sys.h"0 s+ U ~ c, q# f* M8 w1 U
- #include "rc522.h"
$ W$ ?1 z5 d: i$ h - #include "usart.h"
, P! l z: E9 B% q" e4 x6 \ - #include "string.h" ) y8 t: |1 ?) h. p4 h# G
& H' @4 w3 _' M6 y+ M2 h& I- /*全局变量*/$ b8 w/ D0 X6 `" W1 c! p' @
- unsigned char CT[2];//卡类型4 u7 j" J- X9 V. u5 e
- unsigned char SN[4],SNSave[4]; //卡号
" P9 Q( ^( D, h' m5 Z' [ - unsigned char RFID[16]; //存放RFID 3 ^/ U& t0 _3 f5 m- k, J+ i
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& w- q' s/ ]4 K* W$ G! s8 J q; v- u8 KEY[6]={0xff,0xff,0xff,0xff,0xff,0xff};. M/ j* t$ u3 R0 p
- K2 M1 R. Q& l7 U5 ?9 x
- unsigned char commend[16]={0x01,0x09,0x01,0x01,0x01,0x01,0xff,0x07,0x80,0x29,0xff,0xff,0xff,0xff,0xff,0xff};
: p; a$ S6 D, ^: x* I" V - int main(void); j* ~4 q* \% B* q3 J4 r. _
- { ! R* Q8 k: ^6 x9 S0 v
- unsigned char status;
" o i9 o; p5 O/ B4 | - unsigned char s=0x08;
% v) g& ~7 X4 }: Y9 ~' v - u8 i;
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- delay_init(); //延时函数初始化 . x7 J% q! ^( P6 i# T/ Y
- NVIC_Configuration(); //设置NVIC中断分组2:2位抢占优先级,2位响应优先级- i- b" z) H; I+ z$ [
- uart_init(115200); / r) a" c# f/ |6 B* ~! K
- InitRc522(); //初始化射频卡模块
4 q3 l3 E. B3 F3 ?+ M3 q/ e2 I6 m - while(1) % y5 r' u# C% E& C
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- 6 `2 l8 e( x% \) }8 f# S9 h
- status = PcdRequest(PICC_REQALL,CT);//寻卡
& C$ I8 v/ T3 k7 Q- _% o - if(status==MI_OK)//寻卡成功
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- printf("PcdRequest_MI_OK\r\n");( S+ A- U$ L( ]8 N, J0 m" D3 A
- status=MI_ERR;
& C/ P3 n+ N+ [ - status = PcdAnticoll(SN);/*防冲撞*/7 K4 o2 G" w' ^- H% d
; I6 _; i/ K1 M1 M5 Y K+ R) k! O+ I- }
& E) p# @+ R# U- c9 J - if (status==MI_OK)//防冲撞成功+ k+ d0 q& [& a
- {* I/ f$ ~7 T8 p" _: C
- printf("PcdAnticoll_MI_OK");! S8 t$ e1 \* h- ^2 @& R' W% o
- status=MI_ERR;
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- printf("The Card ID is:");
( P5 x- M( b" n1 S8 T5 [4 V - printf("%02x %02x %02x %02x\r\n",SN[0],SN[1],SN[2],SN[3]);//发送卡号
" I- G- G& M! j- H" k1 L, V - 6 H$ z5 F4 ~/ I& n ]5 F/ \
- status =PcdSelect(SN);
6 r6 l* J! u3 N, j& Y - //Reset_RC522();
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- }( ]% H6 V! E+ V) ~9 \5 z
- // if(SNSave[0]!=SN[0]&&SNSave[1]!=SN[1]&&SNSave[2]!=SN[2]&&SNSave[3]!=SN[3])
+ |0 M W! i. v/ B - // {) y+ K/ e8 i7 R7 A( _; C u; J
- SNSave[0]=SN[0];
# l4 Z6 M0 p7 d5 C# O - SNSave[1]=SN[1];" L6 J' ]& e/ Y. P& C2 p& A
- SNSave[2]=SN[2];" V0 A/ [/ X" s8 c4 U2 ], o
- SNSave[3]=SN[3];; Y- W$ o9 b- r
- 8 Z C1 k3 a: }/ K! p* T
- if(status==MI_OK)//选卡成功/ d" ~4 n( D( w# L
- {9 W& _! J4 ^" }. W3 ^9 C
- printf("PcdSelect_MI_OK\r\n");
$ J+ E! N% d% C8 p9 z5 Q t - status=MI_ERR;' F. e* R% ]& U3 }6 m
- status =PcdAuthState(0x60,0x09,KEY,SN); 验证卡片密码
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, |$ U- Q' D( F3 T: K) O - if(status==MI_OK)//验证成功6 T& V; L/ z/ w* f, s
- {1 I- C4 i! l+ Z: D- h
- status=MI_ERR;
" A+ S- B4 {. N( i' H) b' a) v - status=PcdWrite(s,commend);1 O) P h" m { N9 G
- }
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e+ }9 o1 _. f+ [- h5 g1 W - if(status==MI_OK)//写入成功
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- printf("PcdAuthState_MI_OK\r\n");
: C+ c, d1 U, v9 L' h U7 D - status=MI_ERR;1 H* C2 C3 [4 L- j* b4 x
- status=PcdRead(s,RFID);% t# ?1 c9 T% }/ b5 J0 f
- status=PcdWrite(s,commend);
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% d, p5 Y9 L: r# q; M
# m1 p; x& Z4 [6 J- if(status==MI_OK)//读卡成功
# Q& T1 \, ~& F8 f& J! A( x8 x. b7 X - {
5 ~1 x7 d: X/ E6 B: l/ I( D2 { - printf("READ_MI_OK\r\n");
* G( W1 a. `, R+ v - status=MI_ERR;
8 F8 r! I6 o3 U( |" B/ u - printf("Card Data:");* c& u, n+ a9 V5 |' X
- for(i=0;i<16;i++)
% @$ X3 u; G: _% H3 `# G& I. Y, r - {# Y, Z/ w1 J; I! w' w) \
- printf("0x%x ",RFID<i>);9 h! r6 V q7 T1 P( P) ]( L
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- printf("\r\n");: C1 _! `- ]: J, v
-
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; z. ], i% f& ?0 o4 J - // }& d# U( l$ k! T3 D
- delay_ms(500);
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-
( i8 ^ @9 I2 X/ |! x - }</i>
复制代码 5 \. a, t. ]7 [% V( G+ i% s' C
rc522.c+ n- z& o. |: C5 F& ^; P
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- #include "sys.h": @* {8 P# L$ K: N. C
- #include "rc522.h"% W" C8 b8 S$ x0 s$ m
- #include "delay.h"& ]3 o8 p$ n# b1 s; m
- #include "string.h"
# p2 b+ z2 N$ P% q/ {8 P* G1 g - 3 w6 l/ C, M" j# M
- void delay_ns(u32 ns)
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- u32 i;
' ~/ o1 W# z% l4 K4 b; ` - for(i=0;i<ns;i++)/ q! }; s' K) J) s, Z
- {
* _# E+ o4 `: X - __nop();
; \! K2 p) n9 q - __nop();
# W8 L5 C4 x5 o0 p7 N* w. Q - __nop();
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4 `$ M4 U4 J6 e o4 h$ t1 d- u8 SPIWriteByte(u8 Byte). `8 a9 `3 Z. p( h3 y
- {6 K7 `0 W+ e! J" S a; o5 N
- while((SPI2->SR&0X02)==0); //等待发送区空
7 }1 ?; T: e/ A2 U7 l- e - SPI2->DR=Byte; //发送一个byte
0 V! T' P. t4 g" f. i9 c0 y - while((SPI2->SR&0X01)==0); //等待接收完一个byte ! W# U1 N! i2 w( C; y4 e9 O
- return SPI2->DR; //返回收到的数据
1 l2 b; ]% s! j$ @' | - }
# `8 ]" c7 @! ? - 7 ^2 j6 X5 N2 g7 p/ F! N0 `9 u
- void SPI1_SetSpeed(u8 SpeedSet)% \2 g6 i. p* a8 ~8 D5 |9 q
- {
# j8 T o- A' J# n; P - assert_param(IS_SPI_BAUDRATE_PRESCALER(SPI_BaudRatePrescaler));
& [- X) S8 J) |. [% a0 h - SPI2->CR1&=0XFFC7; , g9 W& {% ?* g4 c
- SPI2->CR1|=SpeedSet;# x9 H* }' A. U1 D; D' ~
- SPI_Cmd(SPI2,ENABLE);
5 j9 B2 Y- Q4 V& v- I2 P - }
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4 G. n; m! d+ R2 t& Q- //SPIx 读写一个字节/ z% i; [ C V1 y& S7 s
- //TxData:要写入的字节
( ]8 s1 x/ }7 z - //返回值:读取到的字节/ ^& s( X0 p$ ^/ z. O! y$ y7 B
- u8 SPI1_ReadWriteByte(u8 TxData)
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- u8 retry=0; : H) a8 P% Z5 ?5 @) i$ M6 D
- 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/ [' P, q5 {) y8 q) F9 N5 ?5 @
- {. I* H" I! ]5 f* z5 n
- retry++;
]( [3 L( C: y2 @ - if(retry>200)return 0;
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' f8 w1 U& B/ D8 L( _ - SPI_I2S_SendData(SPI2, TxData); //通过外设SPIx发送一个数据, c6 S' }* g/ W& v/ Z; B. h+ g
- retry=0;0 Y1 U: n+ Y7 I3 ^
2 U0 @ o! w* t4 ?- 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
! F9 _) R& |' H - {
9 F2 n( C5 t% I3 { R, P1 I% g - retry++;' r/ d6 p; I1 e3 T. r
- if(retry>200)return 0;, x$ O l) Q, ?- h" @* S6 @9 s _
- }
1 R- ^9 q3 [1 O5 K. @ - return SPI_I2S_ReceiveData(SPI2); //返回通过SPIx最近接收的数据 k3 X& F5 A% w
- }
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1 c1 _5 E% t a9 H3 c- //SPI1初始化) M" h( d# \( Q- | i6 T
- void SPI1_Init(void)
# k6 S% l4 E1 g6 S6 j+ j - {
; a& l: u9 }" c; S2 n - GPIO_InitTypeDef GPIO_InitStructure;% R" n5 ]! a1 v8 g
- SPI_InitTypeDef SPI_InitStructure;
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- RCC_APB2PeriphClockCmd( RCC_APB2Periph_GPIOB, ENABLE );//PORTB时钟使能 ) L5 S* I8 q6 d9 ]( Z; b
- RCC_APB1PeriphClockCmd( RCC_APB1Periph_SPI2, ENABLE );//SPI2时钟使能
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- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_13 | GPIO_Pin_14 | GPIO_Pin_15;2 S' Y+ e3 ~0 M/ a7 X2 ^
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP; //PB13/14/15复用推挽输出 " A O* Z1 D+ N% _$ k: t
- GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;$ \' o' }7 }! B7 ?
- GPIO_Init(GPIOB, &GPIO_InitStructure);//初始化GPIOB
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- P& M# ]7 |- ?* L* V6 p! J- GPIO_SetBits(GPIOB,GPIO_Pin_13|GPIO_Pin_14|GPIO_Pin_15); //PB13/14/15上拉* x/ x, C# @! r# g/ o6 J( c& Y* b! u
; r1 A- W2 }5 ^0 ]# I- 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
2 v8 ?/ I% M, H& _/ a% |1 ` - SPI_InitStructure.SPI_Mode = SPI_Mode_Master; //设置SPI工作模式:设置为主SPI' p$ n, Z6 S* C) V
- 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" R/ j" N% l3 L
- SPI_InitStructure.SPI_CPOL = SPI_CPOL_High; //串行同步时钟的空闲状态为高电平2 F6 L8 {- G5 l+ K! C2 z( S2 e
- 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" u r6 k- _! a6 w
- 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
7 Q% a. G- b! d* c3 ?) | - 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2568 p c; [6 [" Q
- 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, ?: b0 d0 I* Y. Q1 f) x0 ?" i- P
- SPI_InitStructure.SPI_CRCPolynomial = 7; //CRC值计算的多项式
5 i' S3 Y5 Y. K$ ~4 z* Q. j/ 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: p! c- a+ n- v3 N1 j
- 1 c1 y M x/ ?5 i" {4 q) }
- SPI_Cmd(SPI2, ENABLE); //使能SPI外设3 P2 }: ?- W( {3 J" y2 E
-
* H# }6 l) ]' c# C9 p2 _0 ^ - //SPI2_ReadWriteByte(0xff);//启动传输 w. r6 D& ?( K; O
- }% @9 g9 e/ |0 `: y2 c
- void rc522_pin_init(). N4 V$ U1 a7 W( y
- {; Z: \, C& z3 ]& I+ D7 |
- GPIO_InitTypeDef GPIO_InitStructure;* w* T- g/ Y9 I' I* s8 N; m
- ' b j8 n# N2 c4 X3 y
- RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA|RCC_APB2Periph_GPIOB|RCC_APB2Periph_GPIOC|RCC_APB2Periph_AFIO, ENABLE); //使能PB,PE端口时钟
* C0 D/ G3 h: P6 A2 z3 Y3 C& Q - ' d, Y8 f$ Q2 P5 j: y5 b
- GPIO_PinRemapConfig(GPIO_Remap_SWJ_JTAGDisable, ENABLE); . Y. q! j0 n f! ^" k' v B
-
$ N+ ?, Z3 a4 V - GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4; //LED0-->PB.5 端口配置. z. h1 K* H; g9 w6 S9 n! A
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; //推挽输出
( J2 N1 m2 t0 h9 a) w ~7 g - GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; //IO口速度为50MHz( O9 y' m) T X, [
- GPIO_Init(GPIOA, &GPIO_InitStructure); //根据设定参数初始化GPIOB.5( O' j* l0 I* O r
- GPIO_SetBits(GPIOA,GPIO_Pin_4); //PB.5 输出高
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- ! z; x$ T6 |) n; C$ C7 m0 M
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0;//Pb0--INT#. y3 e/ r( Q4 }) U. D" D: f' E+ E
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPU; + d+ V9 N* W: d9 K2 x3 S. l
- GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; , l8 k+ P8 L3 C
- GPIO_Init( GPIOB, &GPIO_InitStructure ); //PB.5 输出高
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- PWR_BackupAccessCmd( ENABLE );/* 允许修改RTC和后备寄存器*/1 l _; P K- r( |+ X w
- //RCC_LSEConfig( RCC_LSE_OFF ); /* 关闭外部低速时钟,PC14+PC15可以用作普通IO*// W5 n( m! o! M+ [1 \5 O. x e
- BKP_TamperPinCmd(DISABLE); /* 关闭入侵检测功能,PC13可以用作普通IO*/
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5 L! B+ f+ P3 [9 Z4 z0 H/ N- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_13;. y8 W' L J; z Q4 b
- GPIO_InitStructure.GPIO_Speed = GPIO_Speed_2MHz;
6 T2 H' L( P+ x7 e0 T1 ]" X9 x: A - GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
9 R7 [) a! H( B. x; w; S - GPIO_Init(GPIOC, &GPIO_InitStructure);
; W+ U+ V' `; L1 W - GPIO_SetBits(GPIOC,GPIO_Pin_13); //PB.5 输出高' @1 { r. k# `/ C; n+ e
- ) V+ u' m" P( U. O( x1 i r& M, W
0 W1 H+ r8 M2 ?- n0 d0 }" B6 b- 5 [ h' d# J( B
- PWR_BackupAccessCmd(DISABLE);/* 禁止修改RTC和后备寄存器*/3 r# {$ X( J$ }7 l- P
- //BKP_ITConfig(DISABLE); /* 禁止TAMPER 中断*/ //PE.5 输出高 $ I0 D' c! R" S
- }( a) C) o# N" b9 m9 w
- void InitRc522(void): s: ~* [& p' d1 x' @, n! Z% }& \
- {
3 u" \* u: A- Z7 H6 s- g - SPI1_Init();' |/ f2 ^- n) V4 b, x3 @5 |9 p
- rc522_pin_init();
6 Y4 v J/ X' ?4 D5 E) Z' d3 I - PcdReset();
! M6 V0 B2 y& x& `. P) M5 {6 y - PcdAntennaOff();5 l/ ~7 J6 a" V
- delay_ms(2);
5 C% S! c: d" D; I7 a" H! G( W - PcdAntennaOn();
; o2 g2 k' F+ K4 M - M500PcdConfigISOType( 'A' );
) V* T# P/ h3 { - }+ G& P6 w. K! w* k. B) k$ s
- void Reset_RC522(void)
( H" o7 J, z1 k# x8 J4 L- v - {# z5 }1 p+ k: F: Z! K$ A' V& v* J
- PcdReset();
( z, D0 p! M( j4 \. X - PcdAntennaOff();4 Z$ g V7 q8 q6 X) @
- delay_ms(2);
* ]: T# D# h" x$ `7 o p - PcdAntennaOn();
0 g" x9 n! W. Q4 W. { - } 2 N0 \) o$ W8 o, N$ B3 z3 X2 o
- /
) p* t( Y6 v e! J. e9 ?) \+ K - //功 能:寻卡
( c6 p* C+ M6 p" c9 ], g - //参数说明: req_code[IN]:寻卡方式
+ S$ _0 ^7 y* q; I - // 0x52 = 寻感应区内所有符合14443A标准的卡
. V2 g0 K: T; x8 Y" H7 h2 M* Z - // 0x26 = 寻未进入休眠状态的卡
5 t7 c4 w" o0 s; e1 r- N& [$ A* ?8 T - // pTagType[OUT]:卡片类型代码
; S7 J2 A: O5 x8 A# X& } S - // 0x4400 = Mifare_UltraLight
, H7 d7 r' |! `3 x1 P- z - // 0x0400 = Mifare_One(S50)
2 y J% R% j5 v' M; ?3 X6 S - // 0x0200 = Mifare_One(S70): t3 n* v1 a* U% ~
- // 0x0800 = Mifare_Pro(X)
4 d) Z, o, f4 t* |, ?0 @ - // 0x4403 = Mifare_DESFire
" |+ a( |9 l$ \5 c! D - //返 回: 成功返回MI_OK1 ?+ @1 Q7 u* d# Y/ A9 j* _) u
- /* W8 j( z, `5 H a* O2 g
- char PcdRequest(u8 req_code,u8 *pTagType): N: \; w8 ^5 \4 k7 i( M& H; h
- {8 I) h- _* ~" }
- char status;
5 x1 z$ A* J$ c4 i! n/ G" V% E - u8 unLen;+ _1 v2 k( v# q9 g3 H, x9 d
- u8 ucComMF522Buf[MAXRLEN];
7 ?$ [0 R. c- |7 e9 A4 l
1 ~( g$ w( K" A' t) e# @- c" t* ?- ClearBitMask(Status2Reg,0x08);% F( C7 L# d) P
- WriteRawRC(BitFramingReg,0x07);
2 S6 Q) E' ~+ L {) | - SetBitMask(TxControlReg,0x03);! x' u8 X. f, ]" S+ Y/ J- z
- # y& D) ]( Z% b
- ucComMF522Buf[0] = req_code;2 u! x( {" g, x1 r# w
- 8 C5 z5 r" v: y: h6 d4 l E
- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,1,ucComMF522Buf,&unLen);# k" h3 ]/ h2 q. H7 Z
, q5 j6 Z! y' P+ t5 [- if ((status == MI_OK) && (unLen == 0x10))5 D# D3 ^6 }. s" `5 p. e; I' K4 ]
- { n0 _# `! U- U9 v7 o
- *pTagType = ucComMF522Buf[0];. t& p; d5 H/ K. I
- *(pTagType+1) = ucComMF522Buf[1];
$ T9 T# f1 {& O4 l4 I$ u - }
" a5 o+ S& N/ M% I - else
* a, b8 r8 B0 w1 ] - { status = MI_ERR; }* W( N$ x& b# @/ ?8 {
- 1 x4 _; ^0 r: _" H7 U( y$ e
- return status;
$ D! F8 H8 y2 C2 A6 A - }) e% g! H" _7 v) z6 ?6 B8 e2 x
- ( D2 `" _+ j& K# z5 w6 [
- /: G& z; |7 x" |. l: L; c4 q
- //功 能:防冲撞1 Q( z, l/ [' u& u7 o) M
- //参数说明: pSnr[OUT]:卡片序列号,4字节& M/ m. s }' V. X% D- G; p
- //返 回: 成功返回MI_OK
/ a% i3 V& T# m7 }" y, Z - / 2 J6 K! I. ?' x6 ^8 p( q) N
- char PcdAnticoll(u8 *pSnr)
: D& I5 X& U2 @( ?+ n& W - {
7 y b$ m! R7 P2 G4 ` - char status;3 V, u4 \8 `+ F4 S2 X( W) d
- u8 i,snr_check=0;& U0 Q' E6 |$ \. I- x* H* o
- u8 unLen;
3 l8 |) j; o& o. f3 D4 S - u8 ucComMF522Buf[MAXRLEN];
$ k% a( Y n' \( } - . L2 \# ]* [' n- y, u
- ) Y% i; q8 k7 E- U) X& F
- ClearBitMask(Status2Reg,0x08);5 h, y" L- |6 {7 @9 Q) Q3 V y
- WriteRawRC(BitFramingReg,0x00);
- T f: Y4 K- d9 M: q - ClearBitMask(CollReg,0x80);4 ~' [ @ ~. F1 I
# i, w( X% }; T1 L; k- ucComMF522Buf[0] = PICC_ANTICOLL1;
. i1 I$ g8 G4 k! P- y, l - ucComMF522Buf[1] = 0x20;- K { I4 t x7 n3 o6 _; S
6 q3 h% L. U4 U- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,2,ucComMF522Buf,&unLen);+ ~# E6 r$ ^5 W, s
- % |# m9 ^# l! n. D V5 s
- if (status == MI_OK)
5 J* F: u5 v& z- W, F. p" I- X - {
7 s; q4 e/ z5 @" j, j6 I - for (i=0; i<4; i++)
0 g& r( a! x: M/ h9 y - {
% ]6 w) }" Y) ^ - *(pSnr+i) = ucComMF522Buf;
: O, l* ^9 I& E - snr_check ^= ucComMF522Buf;
3 P7 w- _3 ]6 D4 N5 F! e2 |7 Q - }
9 _9 F2 L! L; K* }/ w! w0 D - if (snr_check != ucComMF522Buf)
9 `; r5 `. u k* r( q+ s- A - { status = MI_ERR; }* U- n* Z: Q9 p7 Y& l7 J% C
- }
$ \- z3 A& r" `6 _1 F - . t5 c5 i. s6 P5 u' k% y) _
- SetBitMask(CollReg,0x80); |/ W) v1 E% o" W, y( @( D( s& s' v* B4 G
- return status;
4 K6 ]; i* i b$ F/ [3 H - }
* s9 ^, e* }& B; T( _: j2 [
% H1 J8 O: Y$ C$ ?5 m- ^ @- /! X J% t. S: T: j% _
- //功 能:选定卡片( j% b; k, j/ R; A6 r5 [
- //参数说明: pSnr[IN]:卡片序列号,4字节- Y, E/ f" S) K' [( J) T
- //返 回: 成功返回MI_OK. Z+ E3 z5 R$ Q: W L( T6 I
- /* f% W9 K+ F9 O2 q
- char PcdSelect(u8 *pSnr): c6 f3 ?$ ~5 c- d" l
- {
" H' M F! j: x" h - char status;" v6 [, c5 o* r, X; v, _, c
- u8 i;' c( }3 r- d7 F ]
- u8 unLen;
# J9 k8 s! l8 t, {; y& V1 h/ I* q+ R - u8 ucComMF522Buf[MAXRLEN];
( c# l. p3 z' S2 O# K
4 I E. S/ F+ E0 M, |( W- ucComMF522Buf[0] = PICC_ANTICOLL1;
* p+ D8 o- d+ e3 z. [ - ucComMF522Buf[1] = 0x70;) W g5 }5 w& x6 f
- ucComMF522Buf[6] = 0;) g1 f: ]8 O. w; k
- for (i=0; i<4; i++)( I3 I4 {- \. j& h, Y# N! g
- {
* j' Z7 |7 q( E - ucComMF522Buf[i+2] = *(pSnr+i);
W5 s7 h9 d; { - ucComMF522Buf[6] ^= *(pSnr+i);
. Z8 H3 _. I5 r, C' u - }$ V9 T) E) c" ?& E( S
- CalulateCRC(ucComMF522Buf,7,&ucComMF522Buf[7]);8 l* E* @# F' n# g6 Y. [
- 9 X- l0 }" a% W
- ClearBitMask(Status2Reg,0x08);/ \' b" \1 K% D1 v
2 S( f; W' S4 p3 R- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,9,ucComMF522Buf,&unLen);0 S/ G" X$ h! h" j( J
0 {1 v! g! q$ f% f- if ((status == MI_OK) && (unLen == 0x18))2 p! D4 [; H! Q$ F! P4 A
- { status = MI_OK; }1 g8 `5 Q, Y% f9 G) Q# G
- else
0 |( O) Z) e9 A8 \) o - { status = MI_ERR; }
5 O% R3 r# h/ Z0 I1 A! Q+ X# N6 g
! T. u# ^; _! G) a0 I- return status;. P5 k7 Z1 H+ F
- }% m; k( N8 E# i5 |& ]' v4 @, D
- 1 g w- q7 V5 d' n( z5 o5 z: M& I- \' H
- /- i2 O* a! K8 S. ]* I6 T6 @$ }; e
- //功 能:验证卡片密码/ }0 z/ u& E2 E4 v' ~/ F9 z/ F% ?
- //参数说明: auth_mode[IN]: 密码验证模式+ h) i; r# r. K6 `3 ~$ W
- // 0x60 = 验证A密钥
* {3 ], |0 }2 K* v5 D% W - // 0x61 = 验证B密钥
! ?0 ^: G6 z! v3 k- d' E - // addr[IN]:块地址* O1 H* y& N3 |; `/ i- A
- // pKey[IN]:密码
2 ^* L7 r3 d6 w9 B O# p - // pSnr[IN]:卡片序列号,4字节
1 q9 Y3 {4 i7 \1 m' u - //返 回: 成功返回MI_OK
+ ~ O4 I! g/ j8 Y - /
* _/ }4 P9 |( A" p - char PcdAuthState(u8 auth_mode,u8 addr,u8 *pKey,u8 *pSnr)
+ p( L( C5 R. s7 {. B - {; u" _( J/ U: O, M2 o+ J" [
- char status;* P7 O; Q) X {1 r
- u8 unLen;6 G, p: m0 E* l2 Y
- u8 ucComMF522Buf[MAXRLEN];
) {2 o8 C* m/ F% S, U
# Q: r* r; @% F$ F. W- ucComMF522Buf[0] = auth_mode;
4 x9 ~! f* u0 l6 E7 |: u - ucComMF522Buf[1] = addr;
# C j6 y$ m; f) }. N - // for (i=0; i<6; i++)' b: n, x3 D Z6 P0 N) O
- // { ucComMF522Buf[i+2] = *(pKey+i); }6 v2 L) I, w; W. E0 q* i
- // for (i=0; i<6; i++)7 ^- z( F, y- d5 K
- // { ucComMF522Buf[i+8] = *(pSnr+i); }4 _% J5 o( s, I) o5 I
- memcpy(&ucComMF522Buf[2], pKey, 6); H5 }' q, `3 d+ i" o! I6 }
- memcpy(&ucComMF522Buf[8], pSnr, 4); 3 S i, x+ `$ P& x7 H
- - u# g1 H5 H5 z
- status = PcdComMF522(PCD_AUTHENT,ucComMF522Buf,12,ucComMF522Buf,&unLen);+ [: I( ~. Q! ~& R) t; a
- if ((status != MI_OK) || (!(ReadRawRC(Status2Reg) & 0x08)))& B7 f* T" \/ J9 d+ W
- { status = MI_ERR; }
) p5 r" L7 V9 j% |' h/ g S - 4 \6 a2 ?6 i- @( q& r- x
- return status;( f( B; A, Y2 V, X0 B
- }9 ~7 ^' x: a& i, t' p
- ! `/ o( u% E* z' k
- /: d7 v ^* ]$ g9 y( O0 C
- //功 能:读取M1卡一块数据
* s8 O; s8 E6 w' z) C4 L& W9 p5 { - //参数说明: addr[IN]:块地址
6 V' r: S' k p. Z" o8 V, X7 J - // p [OUT]:读出的数据,16字节* G- X: ? o2 w; T
- //返 回: 成功返回MI_OK
3 `. }) U! ^% F+ i - /
9 B8 n" e- Q; Y - char PcdRead(u8 addr,u8 *p )2 j$ x# ~! `& i" Y
- {3 q0 ~3 b$ K6 Q/ v# X G; |7 n
- char status;
# n L8 k/ T7 Q5 u/ f0 g' v) C - u8 unLen;
/ G2 ]5 v; I, S# T7 u: E$ k - u8 i,ucComMF522Buf[MAXRLEN];
; [0 X0 Y, d4 w - 1 n! G- z( `. y5 Q& x9 }/ A
- ucComMF522Buf[0] = PICC_READ;
. { M5 y. V8 W) ?+ Q$ p - ucComMF522Buf[1] = addr;; N; Q+ V ^! I3 n q" E! K+ M
- CalulateCRC(ucComMF522Buf,2,&ucComMF522Buf[2]);7 i. U4 y* j E! R- o
% b% k4 Y K; d# b- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,4,ucComMF522Buf,&unLen);0 s- B' q! f% p* L# U' Q( \
- if ((status == MI_OK) && (unLen == 0x90))
. Y6 q2 y, K( t( V# M7 f - // { memcpy(p , ucComMF522Buf, 16); }4 b- \, h) S: Z/ R5 p4 m7 ~: @6 R
- {
3 E* P$ a% b* Z. p" n. `6 N - for (i=0; i<16; i++)# A$ q0 j# n# N/ w& p4 ?
- { *(p +i) = ucComMF522Buf; }
) q9 r6 X. q* b, T1 |0 J4 f- L - }" b" d+ W% G0 G' C. G! v& U
- else
' z! J$ P) w( W+ d' c$ D4 A5 a - { status = MI_ERR; }- G6 x1 n1 }/ W% U
# x& M1 n2 `. v. ~# M: E- return status;
5 v7 X. j" L' F( h5 k5 ^' J - }
$ K9 [7 [( w4 y
9 _3 a7 S/ I% R f- /
$ C& Z, l5 H; A4 F# b% _- U" F8 F - //功 能:写数据到M1卡一块+ H2 y- A! [2 Y$ C4 n1 x
- //参数说明: addr[IN]:块地址# A( K% e- a5 }" V* d( `* l( k
- // p [IN]:写入的数据,16字节' [* } F B: z# h$ p3 \' Y
- //返 回: 成功返回MI_OK
% M1 d7 V+ {, W - / 7 N& c& Z- m9 b) T9 U3 Q9 ^7 _
- char PcdWrite(u8 addr,u8 *p )
& U& Q1 V' B9 K& M0 M+ H# g' Y - {: q2 [. _ M) o
- char status;& I* {! b% F& Y, Y
- u8 unLen;
( M% J- l- Q$ |0 V- e% M, h) W - u8 i,ucComMF522Buf[MAXRLEN]; ) @, e- t+ u2 H4 e0 ~( o
- & q9 M4 M7 X* V( M N3 I
- ucComMF522Buf[0] = PICC_WRITE;) @+ o' `9 z0 |, d& F
- ucComMF522Buf[1] = addr;! r; Q6 D, c. z$ m! ^! H# @6 Y
- CalulateCRC(ucComMF522Buf,2,&ucComMF522Buf[2]);
3 G% l( L: |. Y7 Y- s q+ P
" u/ J1 S* u1 ^, x2 h4 ~0 i: V- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,4,ucComMF522Buf,&unLen);
% i3 ]; g/ k) d# R- v" F o - - y u2 M7 P2 O" s f- U
- if ((status != MI_OK) || (unLen != 4) || ((ucComMF522Buf[0] & 0x0F) != 0x0A))
- m8 D2 y% I* R' Y - { status = MI_ERR; }
8 o! x! `7 \1 t- P9 a& \
3 d/ ~! u) @& g5 p9 V- if (status == MI_OK)
$ L' C! q8 H1 y& ]7 _) t - {, d `6 H/ H& U% @
- //memcpy(ucComMF522Buf, p , 16);
7 x0 ], w/ M0 ?* e - for (i=0; i<16; i++)/ T$ g, q+ H9 F9 W
- { 3 \, L" ?! D$ g: W7 B4 d
- ucComMF522Buf = *(p +i); * H( U# a/ k$ U+ h) Y* Q
- }
$ U+ P& t6 b. u - CalulateCRC(ucComMF522Buf,16,&ucComMF522Buf[16]);# {1 r) G9 U- K9 r, b
/ H( K5 w) N( O/ }$ v- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,18,ucComMF522Buf,&unLen);
' ~& L8 Y8 @2 e0 l' o: N - if ((status != MI_OK) || (unLen != 4) || ((ucComMF522Buf[0] & 0x0F) != 0x0A))& {% I2 z3 O3 _5 j
- { status = MI_ERR; }/ _6 l g6 \4 u) \ u1 l
- }! T7 e1 C" h; v- l3 o
8 S5 _4 {# e4 O- return status;. p6 G* c4 R6 n$ I
- }
, w6 p3 g. p% `0 w2 P) O - 6 ^, f- r) Q/ k4 k0 _
- /. }# h4 _ b O) a! w7 }
- //功 能:命令卡片进入休眠状态( d" g9 } q4 \ J+ E4 I
- //返 回: 成功返回MI_OK
E% E/ _, n( B# y - /
/ C T8 J% ?* W0 b - char PcdHalt(void)
: e) S0 E6 a3 H. Q! |/ R - {+ p) ~8 E8 r! D/ M; {5 ]8 O: O6 w5 _
- u8 status; C3 l/ j( u) p8 t0 a! h
- u8 unLen;
+ Z4 ]# T) Y/ w# Y# }1 e - u8 ucComMF522Buf[MAXRLEN];
?- u1 P- D+ q% _5 S
8 K: f5 D8 b& a/ i! R- ucComMF522Buf[0] = PICC_HALT;: l+ ]. E1 K, r
- ucComMF522Buf[1] = 0;
' E$ w% A) O7 I1 o, F. W/ U* I - CalulateCRC(ucComMF522Buf,2,&ucComMF522Buf[2]);
+ K& f% k' @3 F n# X! I# l
) G" E9 f: O1 v- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,4,ucComMF522Buf,&unLen);
& m) h, X+ y/ M" @0 T- ?3 I$ o; e - status=status;3 O7 k. A) p5 r( N
- return MI_OK;
' _8 N# `1 ? ]$ r0 q - }2 R u+ x# @" ~$ E
- 4 B, x3 e' ? g+ F
- /
7 c: w G8 f* v+ J" ?: a* n" y# V - //用MF522计算CRC16函数
! ?4 T4 G& l m* d - /! ~/ F. o; {/ X! I6 C
- void CalulateCRC(u8 *pIn ,u8 len,u8 *pOut )$ N, I2 {0 ^( `( t% }) {. Q
- {% O7 S$ a! r- B: R' Z: ]3 W
- u8 i,n;* k+ G9 w1 e4 F
- ClearBitMask(DivIrqReg,0x04);
' R% _) A" y! ?# v+ H1 Y - WriteRawRC(CommandReg,PCD_IDLE);7 b: J2 d" q% c. j. `3 D% |
- SetBitMask(FIFOLevelReg,0x80);
i) x2 Z4 p) C& P9 R - for (i=0; i<len; i++)
. S* n. ^6 P$ t) E - { WriteRawRC(FIFODataReg, *(pIn +i)); }2 \+ l9 K$ [4 u4 W6 s
- WriteRawRC(CommandReg, PCD_CALCCRC);$ D5 h9 [7 {# w; r I
- i = 0xFF;' h% q) S% W) T
- do - n+ B" \; u2 \( J7 R L
- {& M# l4 v3 E5 Z* c
- n = ReadRawRC(DivIrqReg);! O8 G- R* s8 R0 B; J% o, c9 j4 M) q& n
- i--;1 a6 K8 ?) D9 }( |( `' W
- }
+ e/ E( G7 F) H9 q - while ((i!=0) && !(n&0x04));
. }0 j. d& n5 \# l0 v/ g* z - pOut [0] = ReadRawRC(CRCResultRegL);
0 i9 p* C \+ D. f( d% ` - pOut [1] = ReadRawRC(CRCResultRegM);! F7 D/ w8 D; Y4 `3 }
- }
% p; i$ j. g" N- ~ - $ r7 ^1 N+ x. J6 }: t' b
- /+ E u; V" h. a" a3 G7 K
- //功 能:复位RC522
2 l8 d! x# L0 D+ E+ U6 j: G/ W' F - //返 回: 成功返回MI_OK+ R4 ^- j( T- m: k/ I$ Z- Z$ b: {
- /
4 o5 G. q6 y A. A - char PcdReset(void)9 J7 E, \5 O( J8 w# k! U
- {9 H/ r" G, y. B: @4 i: Z
- //PORTD|=(1<<RC522RST);9 t6 i- N9 M1 \! J
- SET_RC522RST;4 F' }* J" a3 e) f) o2 b2 |# m
- delay_ns(10);5 n# H8 p" g8 N7 @! E ^4 y4 N1 T
- //PORTD&=~(1<<RC522RST);
7 k( h% f9 c* D4 D, }$ s0 \ - CLR_RC522RST;/ t) N' P( p$ B u
- delay_ns(10);
v4 M+ R6 v' ~6 v/ _/ n" R+ y7 w - //PORTD|=(1<<RC522RST);
) | K# Z$ i& C0 y& |9 t+ H - SET_RC522RST;; b) ~) o0 s7 q. ^! v
- delay_ns(10);
8 v/ \5 y$ u" i) a2 N - WriteRawRC(CommandReg,PCD_RESETPHASE);: d: S; {8 G ^6 K9 l9 I8 ?' `
- WriteRawRC(CommandReg,PCD_RESETPHASE);
% \! ]% U. G7 B6 z" K1 _& G - delay_ns(10);( \" d0 _/ b0 v9 z: J
- / N% e6 a! `3 N& `' }% c2 C
- WriteRawRC(ModeReg,0x3D); //和Mifare卡通讯,CRC初始值0x6363
& ]6 V1 ]9 ^+ i4 B" G! X - WriteRawRC(TReloadRegL,30);
8 H/ I0 Q2 l+ M% @0 ~" _ - WriteRawRC(TReloadRegH,0);+ Q3 U& V' p* B
- WriteRawRC(TModeReg,0x8D);
4 C0 n* l4 J! f; u; e- ?6 U - WriteRawRC(TPrescalerReg,0x3E);
1 m/ K4 q! P' M$ j" d -
& A+ Y8 x& Y9 A% a0 r% ^7 |2 l. l - WriteRawRC(TxAutoReg,0x40);//必须要
: K$ x9 F. Q" @9 U
4 a: {7 w# ^/ k: i- return MI_OK;
. f4 B$ P$ d( _+ Y9 N - }# Z' C: `4 P; T$ b* q5 [/ x8 W
- //: i8 x; e+ m- e3 s- e2 ^- F$ ]
- //设置RC632的工作方式 - V9 x' z) c. C1 Y) V& `
- //( C( Y5 _5 R/ z8 s( b
- char M500PcdConfigISOType(u8 type)4 U; t$ X. s- f" W
- {
1 L3 f- r$ v) _7 { - if (type == 'A') //ISO14443_A# ]& m6 u% K* R: F- m
- {
. W9 T$ f7 o2 \% A! Y$ } - ClearBitMask(Status2Reg,0x08);* {+ l/ |9 g& x# F( a0 [
- WriteRawRC(ModeReg,0x3D);//3F, ]5 a; h* [& {! h
- WriteRawRC(RxSelReg,0x86);//848 c2 u0 M g$ X9 L' W- L% D+ Q
- WriteRawRC(RFCfgReg,0x7F); //4F
) w i1 b. I2 d6 X+ S - WriteRawRC(TReloadRegL,30);//tmoLength);// TReloadVal = 'h6a =tmoLength(dec) M( Z% B* u/ y9 [6 \9 r
- WriteRawRC(TReloadRegH,0);5 ?& w2 C4 L m& B* g
- WriteRawRC(TModeReg,0x8D);) ^( M7 J1 r9 J( Z- T
- WriteRawRC(TPrescalerReg,0x3E);
+ c! l- ~5 p( d1 a - delay_ns(1000);
/ R. o' l. B$ X2 o+ [: ] - PcdAntennaOn();5 J9 g: J( J; _) E2 \ A9 M
- }
& N8 [0 o! o6 ^6 m! l' W - else{ return 1; }
# L+ J' l% r3 K - # K6 \9 | e% [1 E- O
- return MI_OK;
Z. b7 X. w% s% s! s - }" b! X4 v T' ~7 e
- /
5 @7 r1 B, J3 G+ Z4 c3 j - //功 能:读RC632寄存器
- w; Q+ O# Q2 e - //参数说明:Address[IN]:寄存器地址/ @( k x5 p5 `1 C3 i: F
- //返 回:读出的值
2 o. h, A8 P5 g V, W, e% d$ m. M - /6 M' l- s4 |- L8 c: \
- u8 ReadRawRC(u8 Address)2 ^, A' q0 A" s' C/ w* h
- {; o1 U Y) d* A2 M
- u8 ucAddr;( Q/ x- w e6 h& ^ z8 ^/ H
- u8 ucResult=0;1 d/ b6 Z) B; s1 q( I9 U1 l
- CLR_SPI_CS;+ v4 P' l; G7 U/ V% ?' n
- ucAddr = ((Address<<1)&0x7E)|0x80;
; s0 K* c& R' |0 L4 [ - . o1 p" x N) Y) b1 W
- SPIWriteByte(ucAddr);
0 ?% z! y& Y9 N, h1 H - ucResult=SPIReadByte();
/ C% _! e# \) F* ~+ R4 v - SET_SPI_CS;
4 M* b4 B$ m% w. X- D0 v! } - return ucResult;/ b9 g1 D5 X. |% N( b" Y6 H
- }) u- V: s$ @1 W- r% ^# z3 O
1 e" R+ Q4 A! o: }- /, d- n5 \7 h5 @
- //功 能:写RC632寄存器
: A9 G3 C$ Z( |# i" ^. q& B U - //参数说明:Address[IN]:寄存器地址
# @2 J, R1 t3 p' t% ^ - // value[IN]:写入的值
* O5 [2 i' u9 ^0 { r8 ? - /
7 e* }) c U- R' F, h - void WriteRawRC(u8 Address, u8 value)
$ b: [% E9 ^8 V9 J: K' T" n/ Q - { 3 x1 |: [+ B* c, c7 e n
- u8 ucAddr;, J' a/ `% s! K' d6 F) e1 H; G
- // u8 tmp;
1 N, K* ?* O, T! i% z" h& n - ! u- O3 g* o; N9 ?$ |, O
- CLR_SPI_CS;
2 D! k- K. }# Y$ i" o$ } - ucAddr = ((Address<<1)&0x7E);
" {+ f4 E; N# X J - % u" Y0 \8 V: G
- SPIWriteByte(ucAddr);
. Y* ?" h2 I/ R2 e" D - SPIWriteByte(value);: ?/ i" {/ s# P: n% c
- SET_SPI_CS;
$ }8 ~' Q: z( |& b - 0 b, n. d3 ]8 W& l5 P* V
- // tmp=ReadRawRC(Address);5 j" \& C8 \/ x' M0 ]: K
- //
7 T& p* P9 `% Y4 \ - // if(value!=tmp)" S4 w$ P) D% s: x9 l
- // printf("wrong\n");0 e, a/ S2 w# Q$ O1 @7 S5 @
- }8 T0 ]8 h" I# `. I, U
- /
. D8 S) B2 O! I+ h ^; U4 O - //功 能:置RC522寄存器位# ~4 L5 L5 {) y5 Z/ K' k. Y: Z) y
- //参数说明:reg[IN]:寄存器地址2 r# C4 F% p+ s
- // mask[IN]:置位值/ M/ r7 N( j4 Z' Z9 \" e: U
- / ?/ g% k9 H9 B5 S4 @: k
- void SetBitMask(u8 reg,u8 mask) # \# j! k, e2 a# o
- {
+ Q. y% k1 E0 y* g. R5 Y - char tmp = 0x0;
, P4 T% r4 m( n3 o! D& C - tmp = ReadRawRC(reg);
# b! ^) B) {6 R p& j8 y4 O3 n) f) r - WriteRawRC(reg,tmp | mask); // set bit mask) [# a# y7 ?- c" m, s
- }2 T& Z8 X. M/ m% _6 K
+ [' f6 { c) a2 Z& n2 g- /% o0 r8 W, a' X% r+ J# W
- //功 能:清RC522寄存器位
5 L9 E% @) u* |" J% |8 T0 ] - //参数说明:reg[IN]:寄存器地址
* x/ K4 A' v" F1 y6 h4 y. M - // mask[IN]:清位值# H I; N, p- u1 G# I5 O' T
- /, {4 r5 U- L- k7 r
- void ClearBitMask(u8 reg,u8 mask)
7 O- ? d) Y1 L, f$ P$ s - {- I; f$ B$ }# B3 `' a
- char tmp = 0x0;* ~% H; u( q+ G K9 J
- tmp = ReadRawRC(reg);. Y0 v/ O9 C* U# u0 D
- WriteRawRC(reg, tmp & ~mask); // clear bit mask
% n K P/ ^8 J4 h! M+ ?1 w - } . w3 D5 U, i" R, i$ N# ?. s
- . H) c# ^& }, @- y: N2 `
- // F+ f# Y4 j- f4 L% d* ]
- //功 能:通过RC522和ISO14443卡通讯+ ]' m* T2 \1 _6 D' y. J, W
- //参数说明:Command[IN]:RC522命令字6 s9 Q- B% q+ e! q7 n# c
- // pIn [IN]:通过RC522发送到卡片的数据4 ]; ]$ o* J+ v9 Y# v+ E* }0 h
- // InLenByte[IN]:发送数据的字节长度
$ Y$ w& J8 q0 O+ i3 h - // pOut [OUT]:接收到的卡片返回数据
+ W O5 ^4 o. w8 m, }# C1 R' @1 ] - // *pOutLenBit[OUT]:返回数据的位长度1 R: b9 Y7 J! f$ [$ t, u
- /
! F4 \6 [ {. v5 x! h" `1 r - char PcdComMF522(u8 Command, 7 N E' j9 d0 |) Z3 y4 J7 w
- u8 *pIn ,
- R5 i/ X/ J1 j) r - u8 InLenByte,$ h. B" ?$ {4 ^3 E. P+ u2 _6 o
- u8 *pOut ,
0 L9 X- i( K+ M \/ D - u8 *pOutLenBit)
, h B: s8 ^ F1 `- ~5 p - {
% h. A- Q9 {! g( F$ w5 M$ i( I0 x - char status = MI_ERR;' U" R' s+ ^' ^# m7 |4 ?' U$ p
- u8 irqEn = 0x00;2 l" M) h% {" p4 _4 q
- u8 waitFor = 0x00;- q' A! i4 i% s! E% z2 x: k
- u8 lastBits;7 x8 n0 A$ \9 }4 M( S% R$ x5 j
- u8 n;- k; s* r& g x6 \% N" p" X) I
- u16 i;
4 I' f. f) w9 c: T - switch (Command) z* r& x6 ]7 h% Q3 `
- {% G \4 s0 s$ _5 g! j2 Y
- case PCD_AUTHENT:
/ b' H- a0 V F z0 } - irqEn = 0x12;% b) I9 e! X# t! @' d' o3 l% h9 w' r
- waitFor = 0x10;+ R& E$ e1 b2 \: X& K6 _" c8 o. b
- break;
- x" x: s# ~" ?& F# _! k4 ?7 f - case PCD_TRANSCEIVE:# E% }" }0 V+ C+ |9 Y( h
- irqEn = 0x77;' s) t# W' h; r4 h
- waitFor = 0x30;; R8 O: s+ \. e& _. f
- break;6 U) A( i! d7 K9 M" u; {
- default:3 ~% I- i5 E w8 U5 e& Y' q
- break;! n! z9 B) O* H q
- }
5 B: f& b: W3 v$ s! }/ U7 k - 9 o, Q1 b4 }0 J% L! h# O7 l
- WriteRawRC(ComIEnReg,irqEn|0x80);2 q9 ?! x4 }6 H1 W
- ClearBitMask(ComIrqReg,0x80); //清所有中断位* Q, b! I/ Y6 G( ^) T( e# S
- WriteRawRC(CommandReg,PCD_IDLE);- H8 O$ ~: c% R
- SetBitMask(FIFOLevelReg,0x80); //清FIFO缓存+ Q1 L3 Q% u' h/ C% L
; B3 u+ ?1 r' G# h$ a5 Q& Q1 I& @- for (i=0; i<InLenByte; i++)
6 Y9 N4 U+ f* b# t - { WriteRawRC(FIFODataReg, pIn ); }: C7 J9 V1 ~) i
- WriteRawRC(CommandReg, Command); 8 e8 v6 z# B9 W/ a
- // n = ReadRawRC(CommandReg);
: M4 z% P3 E5 J- Y% p
' u% k4 a2 J* q- if (Command == PCD_TRANSCEIVE)
8 A0 \& [% ?% q* o4 P5 b - { SetBitMask(BitFramingReg,0x80); } //开始传送
9 q) z7 d( i! [! `7 v6 a: I, a# \' u -
6 g( b1 Z" J$ _ l3 x3 V - //i = 600;//根据时钟频率调整,操作M1卡最大等待时间25ms% R) O+ Z: [* ^" P! M- z
- i = 2000;( ~ f0 i; E- F- A! N) s2 _( k
- do
* S4 _& l0 w& o - {
8 W+ P" X( D" v) M4 d* G - n = ReadRawRC(ComIrqReg);
4 q( G" ]9 ?: d: ^8 c- M- R! k - i--;; J# G; U% ?4 Y3 @8 o. H+ F
- }
2 j( O9 O: T" i+ l H* o+ U* u - while ((i!=0) && !(n&0x01) && !(n&waitFor));: b# N1 w2 \! O6 X
- ClearBitMask(BitFramingReg,0x80);$ _ d! s. M o+ t& t1 x
3 i) s) J/ f% W5 N8 h5 j- a- if (i!=0), g, _. a+ |/ k7 v; X3 Q4 q
- { * K! q9 U' z- L9 ]5 _. _' p
- if(!(ReadRawRC(ErrorReg)&0x1B))% s) J6 ?) U3 U4 b b$ ]; Q
- {9 K' y! I; J% C2 t
- status = MI_OK;$ x8 ^7 k5 O9 H- x% Y: A8 F
- if (n & irqEn & 0x01)% S0 l, r) d W' v
- { status = MI_NOTAGERR; }
& {5 L4 [+ x0 m9 B# Z - if (Command == PCD_TRANSCEIVE)+ ~+ v- y' n1 l$ y( c7 v7 F2 v1 i
- {. U7 `7 X5 [1 t( N. }" o+ A; n
- n = ReadRawRC(FIFOLevelReg);. X& v. x( n9 h9 n
- lastBits = ReadRawRC(ControlReg) & 0x07;
+ ~, D3 Z, Y! ? - if (lastBits)
* X9 U8 w, `- D - { *pOutLenBit = (n-1)*8 + lastBits; }
% {0 {1 ~1 O( a+ r: p - else, H* f. g: p; `# X
- { *pOutLenBit = n*8; }( n7 O+ Z _9 L5 E e2 o- s. u
- if (n == 0)
8 l% V% i* P+ u2 h9 n - { n = 1; }
5 G/ T& ?. [. E# U0 U$ P) | - if (n > MAXRLEN)
& k" r j" D! D3 P& R& L - { n = MAXRLEN; }# Y9 e2 o& N8 T. I$ P; K
- for (i=0; i<n; i++)! a, Z9 R! c. |4 H& i( F% D
- { pOut = ReadRawRC(FIFODataReg); }
3 y, s. l$ C' R6 h9 E, `7 i( t/ |% l - }
; r# k0 W: w- {0 [0 O+ V - }
! d& v6 d+ L/ C - else
: W8 j3 k; t# b& j* v - { status = MI_ERR; }
: H0 Q% ]' p$ R7 F% d - 3 K) l: W- u% `& x6 l2 l* @& @
- }
) ]2 M" i) N. u - . d+ x3 o3 i1 {$ F6 T
5 z3 g/ R2 r& F9 D+ T- SetBitMask(ControlReg,0x80); // stop timer now
! N1 b9 h8 T" M2 k$ v - WriteRawRC(CommandReg,PCD_IDLE); 5 J5 ]& u7 @" D
- return status;
1 m( V. \5 o1 E - }1 u- k, n6 C7 Q% {
* L5 h' w. }+ L( w/ Z4 f- /
% u7 r( C* @, L1 ~4 k* {5 O8 ` - //开启天线 + g' I/ Y4 O- R, M; O' N
- //每次启动或关闭天险发射之间应至少有1ms的间隔' L) N) w" Q- \" [
- /
7 e, C j7 @* p: A - void PcdAntennaOn(void)
7 K& _5 r: S+ M - {
% H F% `) G3 X# d+ z" N2 ? - u8 i;) s: C# `) ^" Z. {
- i = ReadRawRC(TxControlReg);
2 G0 p$ ?( F m& d: N - if (!(i & 0x03))
$ ^; d# L8 b2 @# X' A2 Z* Q3 O+ u) O - {3 R) z# h ^9 |; k
- SetBitMask(TxControlReg, 0x03);
6 X5 S9 C. X& `4 F* j - }
* Y) U5 S" ]: T$ a3 p! f; V% }2 R& p - }2 t' ~7 T# c# f3 d5 m% d
- " c& k5 e. z) [; t2 D
4 a. ?' R1 l, d' y! e- /
; q% a2 G, W+ q6 |/ Z' y8 A - //关闭天线) E+ M |) s1 @4 K5 |
- /
, m9 r. V7 K9 N e( E - void PcdAntennaOff(void)
5 H# Q0 D! | H$ U, y - {
5 t+ x$ x2 {! m" C9 Q8 s - ClearBitMask(TxControlReg, 0x03);
$ ]. _/ A0 g3 J% f) H+ ^8 ` - }
+ ?. {) t- \* b. U( m
% F! G: P# I3 j* Z/ f! P7 Y- /4 V7 x* A3 v# O; _' z% i
- //功 能:扣款和充值 `5 D: m$ {6 G& _7 a2 o u
- //参数说明: dd_mode[IN]:命令字. v2 T6 j# S$ ~
- // 0xC0 = 扣款" ]' L6 F8 x6 N
- // 0xC1 = 充值
9 P8 G) l9 a* `" z - // addr[IN]:钱包地址! W+ b( S, T7 p* `/ k
- // pValue[IN]:4字节增(减)值,低位在前
, w0 D5 W3 s- {' A O2 W, g - //返 回: 成功返回MI_OK$ s! m2 x* g- l' y3 x- {3 [) d
- /
; j3 x' c' g6 v# p6 l - char PcdValue(u8 dd_mode,u8 addr,u8 *pValue)' s2 {1 d+ o5 d. {
- {
' B+ O$ x6 v5 z! o$ ?( v5 @& Z5 v - char status;
5 b @! {* N8 i6 {$ O - u8 unLen;9 A3 `: [8 w0 W& ] }* \
- u8 ucComMF522Buf[MAXRLEN];
" J P: U' d" o+ f |0 K* w' w. H7 |, b - //u8 i;& q9 ?0 _2 N7 T, I: w
-
& x- M4 t; r# W# H- ~ - ucComMF522Buf[0] = dd_mode;/ m6 _* s' C9 O+ a$ {
- ucComMF522Buf[1] = addr;' N% }7 Y( U2 ^ f% O8 k, _: G
- CalulateCRC(ucComMF522Buf,2,&ucComMF522Buf[2]);- D' b& t! K; S5 _5 t6 y
3 d: a& l# g6 [: R( w3 I( P- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,4,ucComMF522Buf,&unLen);/ |# F1 v, t6 }3 _$ M
* ]) z9 y+ ~$ W1 H, m- if ((status != MI_OK) || (unLen != 4) || ((ucComMF522Buf[0] & 0x0F) != 0x0A))
( [- p2 t; q/ e - { status = MI_ERR; }
6 N& A L8 H8 p9 e, r7 @/ l - 6 d4 ~# Z6 L9 i1 C& l W/ ?; J8 A
- if (status == MI_OK)8 f9 W# |/ {- D+ q
- {0 N% i5 Z- Z3 ]0 c2 N' t! p
- memcpy(ucComMF522Buf, pValue, 4);, z9 g3 J9 |: s# l; i
- //for (i=0; i<16; i++)! `: _6 V( l C" `/ g! o- l
- //{ ucComMF522Buf = *(pValue+i); }
% P" i' X% j5 z# H - CalulateCRC(ucComMF522Buf,4,&ucComMF522Buf[4]);
8 Y, `2 D& Q0 O; q - unLen = 0;
Q7 t: k7 H. r% u4 g - status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,6,ucComMF522Buf,&unLen);( r. J) N3 u' a }7 k! S6 W9 ^
- if (status != MI_ERR)2 Q3 H. g9 M3 N4 @/ \$ S
- { status = MI_OK; }
7 L4 S3 H( Q( _$ L - }
5 G1 M1 `9 O6 c$ B - & O' x# M! p: n% A2 m
- if (status == MI_OK)6 b. K2 j( ^" a3 i5 `0 |8 Y
- {2 V3 S* k0 U% m' z
- ucComMF522Buf[0] = PICC_TRANSFER;& i2 z7 t/ b! ]- _ Q7 t
- ucComMF522Buf[1] = addr;
% E8 j; d& E9 f6 }" [ - CalulateCRC(ucComMF522Buf,2,&ucComMF522Buf[2]); 3 F8 x2 j# ? O/ y- r
+ x n9 B5 u# k2 |; ]4 O& K2 _- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,4,ucComMF522Buf,&unLen);/ x+ L/ X/ J2 z) Z; q
6 ^- P5 A" y. X, f* l, m M- if ((status != MI_OK) || (unLen != 4) || ((ucComMF522Buf[0] & 0x0F) != 0x0A))
6 o6 {6 C* D! a. f$ I - { status = MI_ERR; }
2 E4 r; |; w% @2 m% Y7 E - }
h% |/ S. Q% Y0 L) n' a - return status;
+ c( Z2 k% Z8 Y8 ~1 |( P - }
% F0 Q: y6 Q: H/ i( D - # A' u8 c+ L# y* J( B
- /2 ` U& A$ [& t7 M5 W! Z
- //功 能:备份钱包
1 O" ]9 W9 j/ }' ~1 i: _* w - //参数说明: sourceaddr[IN]:源地址( o7 ]. \! Z$ ?+ f
- // goaladdr[IN]:目标地址2 W8 Q0 |+ o- [
- //返 回: 成功返回MI_OK
; ~) n: f' V; m& u' E - /4 ` k. O' w! K, P l4 Y2 m; e) j- M
- /*char PcdBakValue(u8 sourceaddr, u8 goaladdr)
% V' }, s# X8 v - {
* x" ?; D- y. d( V - char status;9 r: B2 ~5 H& p+ ^( ^
- u8 unLen; v; J2 c d' `
- u8 ucComMF522Buf[MAXRLEN]; # M, W! O9 O, `. e; D. P. N
- " Q% N5 t; S) i
- ucComMF522Buf[0] = PICC_RESTORE;% C: I* a" d) y$ i
- ucComMF522Buf[1] = sourceaddr;9 k8 T' Y3 O! R
- CalulateCRC(ucComMF522Buf,2,&ucComMF522Buf[2]);$ W" Q( X: a0 j' b7 _. x8 o' x
+ J. H, s7 t! Y, _% l; y- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,4,ucComMF522Buf,&unLen);, }0 b' a4 S! b% e$ M4 }6 u
- $ y7 Y" \% g& [5 P# H* t0 X
- if ((status != MI_OK) || (unLen != 4) || ((ucComMF522Buf[0] & 0x0F) != 0x0A))
2 w, A# G$ |; T) t7 E1 ^8 B8 ?1 S - { status = MI_ERR; }
7 ?2 \* Y, X5 P6 @
; q5 r1 j4 O2 B, B- if (status == MI_OK)' e4 S% y; _* @$ N) I$ Z
- {
# ^- D$ b9 A, U# r. q$ D* @7 J - ucComMF522Buf[0] = 0;; |2 b4 ^+ I" ?" @
- ucComMF522Buf[1] = 0;) d# g; @" e$ ]' X/ S" [
- ucComMF522Buf[2] = 0;+ z5 k+ j4 y% K0 @/ w b
- ucComMF522Buf[3] = 0;; E: H, X! O5 `6 P
- CalulateCRC(ucComMF522Buf,4,&ucComMF522Buf[4]);
& V( o% f# S% o* A2 a
2 k$ X+ X" y; z, e( i; ]) S/ p( e+ C- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,6,ucComMF522Buf,&unLen);/ \3 d+ m6 I6 a/ w' E
- if (status != MI_ERR)
4 w, X4 P9 X% i) I- c! Q1 K2 M - { status = MI_OK; }
) n8 k, j: I, q1 | - }
3 ]: G* F+ w, g
' R6 k: ~7 r2 x9 t8 r! s+ a- if (status != MI_OK)) X* _& S: v7 y9 d( D( |# h0 b
- { return MI_ERR; }1 O2 |' x4 ~+ v h
- 9 b& @# p, J% u2 {
- ucComMF522Buf[0] = PICC_TRANSFER;! w% c( d0 E8 O! K4 D K# }
- ucComMF522Buf[1] = goaladdr;' v/ n# {) U2 m- S/ A
- ' u; h W5 X5 V/ m9 S
- CalulateCRC(ucComMF522Buf,2,&ucComMF522Buf[2]);
3 M# s- w: W( `! y" t) f - ( Z9 [" u' l! ?, k* ^( C
- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,4,ucComMF522Buf,&unLen);6 l' n! f/ g7 j5 [8 \2 f
" I3 v, F% f Z* g! |; [- if ((status != MI_OK) || (unLen != 4) || ((ucComMF522Buf[0] & 0x0F) != 0x0A))+ J/ k- Z Z% V: c5 B1 C
- { status = MI_ERR; }; |4 m) l9 F* ` }4 s" B* [
- . f; \: w9 u( W; c0 o
- return status;5 A' P7 M) [; ^' J& s' x
- }*/
复制代码
* j6 {) ?, W; @9 J0 o1 [四、说明
3 `- p# Y: y5 C! @5 H" b1.模块采用SPI驱动。& F' X2 r* \( Y- j$ g2 m, {
2.下面资料里面的程序是基于STM32F103开发的。4 K; z3 d/ Y+ u; f, T. e1 m
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。
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你好,哪里能下载pcb和bom表呢
你好,哪里能下载pcb