一、原理图+ J/ [7 m% i. u4 q- s
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二、PCB
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. y: H, O1 w2 `3 _三、驱动程序, p+ `7 o5 q9 G2 z/ c! x
main.c
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- #include "delay.h", G" Z4 K. P: A
- #include "sys.h"
/ R1 E: K9 }4 k0 S* @4 N - #include "rc522.h"
! R& ?+ z( y) y. M - #include "usart.h"6 G$ [, j% g. d" l% ^8 S! W
- #include "string.h"
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- /*全局变量*/ P9 Y6 ~5 j. x9 [
- unsigned char CT[2];//卡类型
4 w# Y* L9 _1 M* t: U% a" u7 u - unsigned char SN[4],SNSave[4]; //卡号$ \. T' I3 Q0 V) i. a, @4 s: a9 u
- unsigned char RFID[16]; //存放RFID 2 J0 S9 O: ^* j V
- 9 n! Z9 G3 Y" `4 Y* t
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; p5 C# f- J! }+ q$ K' o- u8 KEY[6]={0xff,0xff,0xff,0xff,0xff,0xff};4 W) V, B- Q/ R- ~4 S' \( }
- & q `( \, }! a( V+ }! b
- unsigned char commend[16]={0x01,0x09,0x01,0x01,0x01,0x01,0xff,0x07,0x80,0x29,0xff,0xff,0xff,0xff,0xff,0xff};
8 e6 \/ @; e, L" n- B! k - int main(void)6 d2 H% f7 r3 Q- n% n/ t
- {
1 b$ Y, T4 j5 e - unsigned char status;
0 p6 o; A, Q& h o+ u3 s - unsigned char s=0x08;# t& X6 `! g+ Y8 ?; D1 R
- u8 i;
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- delay_init(); //延时函数初始化
' Q* g/ t# ]- ? m7 X' [* G) x# X4 ~ - NVIC_Configuration(); //设置NVIC中断分组2:2位抢占优先级,2位响应优先级1 H& r$ ] S) ^; v/ W. }9 r
- uart_init(115200);
# ^0 Q6 e$ i( _: `! O! M% M2 p' s! w - InitRc522(); //初始化射频卡模块
( {& m8 A4 E! @" V2 r - while(1) , g3 L6 j# ^0 y* C3 R$ `/ I+ b) f7 b
- {
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- status = PcdRequest(PICC_REQALL,CT);//寻卡7 `+ ~" Z+ {/ F; [. k. @8 {
- if(status==MI_OK)//寻卡成功% L- Z. g4 F" x& A! g- K* Y0 A2 j
- {) g' N: m1 E- q _0 {3 @2 ^+ M1 i/ f
- printf("PcdRequest_MI_OK\r\n");0 j Z/ ?- Y2 [' s( x
- status=MI_ERR;+ y3 s9 N) _, a8 J! [" M- H
- status = PcdAnticoll(SN);/*防冲撞*/2 `$ G, k+ Y9 ]8 G4 b$ e9 ], ?
- 6 X' i# J) {, Z6 e- ?, d
- }
* n0 s, @1 _1 h4 a - if (status==MI_OK)//防冲撞成功( F x4 B# d ]7 X; N$ x; X
- {# \# s( `! o$ `7 \2 @- c* M+ y
- printf("PcdAnticoll_MI_OK");, o9 `3 x* |6 d" f
- status=MI_ERR; 2 y7 t" x( X$ {: ]. c! E. w
- ' j2 N6 W8 v8 r% S- D
- printf("The Card ID is:");
. D2 O- A+ L( T( ~ - printf("%02x %02x %02x %02x\r\n",SN[0],SN[1],SN[2],SN[3]);//发送卡号- z. a$ K/ E+ F" n% i5 g
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- status =PcdSelect(SN);* u$ a# r- a1 z( I) K+ L
- //Reset_RC522();4 n; L/ s3 m" A
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- // if(SNSave[0]!=SN[0]&&SNSave[1]!=SN[1]&&SNSave[2]!=SN[2]&&SNSave[3]!=SN[3])$ Y* ~* V( @8 }
- // {
3 U; O) @* f" w! S - SNSave[0]=SN[0];
3 u8 i2 t1 ]4 d) C* C - SNSave[1]=SN[1];8 e" X( F6 |/ d
- SNSave[2]=SN[2];* i9 u: }% }& W+ X
- SNSave[3]=SN[3];8 F2 X' R, _5 S
-
# N+ g* |- S) P& }- P) [: L+ u - if(status==MI_OK)//选卡成功
K* S# g7 |5 r8 x4 u9 D2 { - {
+ _8 I) V/ k" H% N) A% r+ L - printf("PcdSelect_MI_OK\r\n");
% G/ Y, N i: ?* Y# P - status=MI_ERR;8 s* E2 O# i! [' W. K5 _8 O# [8 H# m
- status =PcdAuthState(0x60,0x09,KEY,SN); 验证卡片密码) C7 }& S$ {8 v- ?/ B! L* a5 d
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- if(status==MI_OK)//验证成功
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- status=MI_ERR;) k, }1 B/ _$ x* z2 q% f7 Y/ R
- status=PcdWrite(s,commend);
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- if(status==MI_OK)//写入成功' u* n' w Z4 u L2 Z
- {" h, q" D' c9 j3 w
- printf("PcdAuthState_MI_OK\r\n");
1 f, O7 z% J0 O. Z M - status=MI_ERR;
' _2 T) i- X: i3 N9 T - status=PcdRead(s,RFID);, u! ?8 b& W) B/ M
- status=PcdWrite(s,commend);
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% ^7 |5 j0 C$ ^/ C- if(status==MI_OK)//读卡成功7 f7 H2 o y$ t/ O3 b6 Z3 w- q3 n' ~
- {6 H; y* l) }7 T
- printf("READ_MI_OK\r\n");
5 @! } \# C1 {/ Z2 N - status=MI_ERR;
! W) N( v# o) g# k - printf("Card Data:");; s7 }9 n& A. j
- for(i=0;i<16;i++)
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- printf("0x%x ",RFID<i>);
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- printf("\r\n");6 L) k0 T: N; X: @# z' R. p
-
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- // }
9 e9 {1 q+ U& A- d3 y - delay_ms(500);
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- }</i>
复制代码
% m; c4 Z4 D' M+ brc522.c% X; _3 [2 T! n' g% y
) k" N0 `' ]& i8 _# i6 U" q6 F" N- #include "sys.h"4 C3 K: Z, j" G. d
- #include "rc522.h"6 H1 V. }# ?2 y
- #include "delay.h"9 w& A4 d5 U! R; g8 @; T) V
- #include "string.h"& B X S" x3 w! T: X
- 6 W, R7 }% T. p1 m. Q `- r
- void delay_ns(u32 ns)
* {# b8 v5 k7 m1 H+ \2 b% Y: w - {
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; P1 R0 R/ k, r8 @2 ^ - for(i=0;i<ns;i++)1 F- q' F& e9 r# q' E
- {9 v" h) v6 X* k9 x1 j1 T2 _! F: \
- __nop();
" k7 F8 d" z! k( |9 X6 y - __nop();
3 k8 R$ P& v# b5 R, N - __nop();) ^, u( `. p" |9 B& V
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- 1 A: M( r8 w v$ `8 R- h, y" B
- u8 SPIWriteByte(u8 Byte) d5 B% \) L4 D5 P8 z
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- while((SPI2->SR&0X02)==0); //等待发送区空 1 G7 T/ j( w: A! U/ n2 q. G2 l8 i
- SPI2->DR=Byte; //发送一个byte
z& f( K* t3 ~( A1 ? - while((SPI2->SR&0X01)==0); //等待接收完一个byte * j/ R6 L/ }$ g. D' y
- return SPI2->DR; //返回收到的数据 $ @- M b1 b6 b3 _2 f7 [
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- 9 z5 i# M+ c8 W' {+ w$ O0 V; p
- void SPI1_SetSpeed(u8 SpeedSet)
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- assert_param(IS_SPI_BAUDRATE_PRESCALER(SPI_BaudRatePrescaler));1 a _2 {; }* {8 L* }
- SPI2->CR1&=0XFFC7; p. e8 o$ n$ f6 P! Z# H' O
- SPI2->CR1|=SpeedSet;
, p" d+ C, `8 D- v+ B" d; c/ L6 Q - SPI_Cmd(SPI2,ENABLE); 5 y- Q" l s& @% D" {
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7 r; E& b6 C/ i# @" Z- //SPIx 读写一个字节7 c+ d V. ?6 O0 {
- //TxData:要写入的字节
! Z, \7 ?) W. Y- M7 U: |) e - //返回值:读取到的字节
' q5 ^7 N& Z6 g' K% s" p# r - u8 SPI1_ReadWriteByte(u8 TxData)
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- u8 retry=0;
7 [( M Q8 O0 v5 K/ `2 ] - 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( j2 G7 i, w# a# j+ f# i# f. H
- {
z" D1 [. E7 p$ p! c9 c2 ?: |# N - retry++;
7 S* g3 ?6 K! e C+ Q' C: F2 r; [ - if(retry>200)return 0;2 o% b y: U( b/ }' V8 \1 V
- }
5 {0 s' T* n1 C( e - SPI_I2S_SendData(SPI2, TxData); //通过外设SPIx发送一个数据
0 [0 s. X/ I( n- \- ^4 T$ M" ~+ x( e - retry=0;* @9 ]% J2 ?* e+ q
! e6 w, T- @/ m; ]& \1 x' j8 ?- 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
. |5 @; s* Z/ ~+ y2 h - {
0 s3 b8 I/ ?. x$ z4 v. A( L# ` - retry++;; E/ v+ N$ ~% \5 ` y
- if(retry>200)return 0;
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J1 I. b X) {7 d* ]- g - return SPI_I2S_ReceiveData(SPI2); //返回通过SPIx最近接收的数据
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. P" G) u: P+ \- //SPI1初始化
* T4 `+ v) Y w8 }1 Z- {( G. `$ }- r - void SPI1_Init(void)! t! S% [ s h
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- GPIO_InitTypeDef GPIO_InitStructure;
4 c/ C" ]* b6 ?1 Z( c; k4 _; R- F- H9 v - SPI_InitTypeDef SPI_InitStructure;9 Y1 b) u! ?7 w5 N* X7 V
, h2 c6 `6 c5 o7 x% ]& [- RCC_APB2PeriphClockCmd( RCC_APB2Periph_GPIOB, ENABLE );//PORTB时钟使能
$ m+ k( g2 U" x6 h9 e7 y9 ` - RCC_APB1PeriphClockCmd( RCC_APB1Periph_SPI2, ENABLE );//SPI2时钟使能 6 o3 j0 f" I: Z6 C7 X
- : v9 x( E6 x0 |
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_13 | GPIO_Pin_14 | GPIO_Pin_15;
' X( N" E4 w# y6 H9 o6 d - GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP; //PB13/14/15复用推挽输出 0 Y# t6 ~) L4 l* @9 b3 }
- GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;/ }3 l5 G2 h, J* f, J
- GPIO_Init(GPIOB, &GPIO_InitStructure);//初始化GPIOB# z3 z, e6 ]- v1 A7 B8 l" e0 D# S
' f) r9 N$ O& y9 Y6 I& Z+ i- GPIO_SetBits(GPIOB,GPIO_Pin_13|GPIO_Pin_14|GPIO_Pin_15); //PB13/14/15上拉! F1 }* `, C r% `; v/ v
- $ ?+ g: l2 w6 b( S
- 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
) y, u6 r9 w7 V4 _ - SPI_InitStructure.SPI_Mode = SPI_Mode_Master; //设置SPI工作模式:设置为主SPI# S. a3 G8 L$ G& y" z, L
- 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
5 ~/ G) o( a1 N9 d; w - SPI_InitStructure.SPI_CPOL = SPI_CPOL_High; //串行同步时钟的空闲状态为高电平+ U- j' Q ~- N; z& N% ~
- 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
8 s5 S8 ]/ U* m" u - 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
+ b' |+ [% x& m- @4 _# M - 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+ r4 m! w! E) A
- 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
1 ?. P7 t t: F - SPI_InitStructure.SPI_CRCPolynomial = 7; //CRC值计算的多项式$ e O1 ]. y4 d' f3 K
- SPI_Init(SPI2, &SPI_InitStructure); //根据SPI_InitStruct中指定的参数初始化外设SPIx寄存器
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- SPI_Cmd(SPI2, ENABLE); //使能SPI外设
4 {: p* ?: C3 [1 D- _/ @ p, z3 { - 4 j1 B+ G0 E: E5 |% c5 _
- //SPI2_ReadWriteByte(0xff);//启动传输 8 f/ j2 I* l9 s4 f
- }
) }) L. Q6 L# q" _! Z( J - void rc522_pin_init()" ^3 E! [) X' O: N; [
- {
: z- a' n2 S% V) c - GPIO_InitTypeDef GPIO_InitStructure;: V5 o# i# r) {/ p
( G) ^$ Q8 S1 w! d8 |- RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA|RCC_APB2Periph_GPIOB|RCC_APB2Periph_GPIOC|RCC_APB2Periph_AFIO, ENABLE); //使能PB,PE端口时钟
# v; h d$ e# A5 k8 e: V2 [
4 x8 |% g3 \7 w6 p7 L+ F- GPIO_PinRemapConfig(GPIO_Remap_SWJ_JTAGDisable, ENABLE); ' o+ \0 Y5 g- g3 b4 s! J R
-
, J- }: k3 h0 X( n8 S0 F( g' x - GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4; //LED0-->PB.5 端口配置* C) I2 n1 L2 Y' y
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; //推挽输出
, I3 m$ m. ~% c - GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; //IO口速度为50MHz' e/ l& h9 q+ ?. R! @. I
- GPIO_Init(GPIOA, &GPIO_InitStructure); //根据设定参数初始化GPIOB.5
- b( j" W) E; t# a- c! u- W6 C - GPIO_SetBits(GPIOA,GPIO_Pin_4); //PB.5 输出高
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- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0;//Pb0--INT#
& E) a9 K D0 v. s - GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPU;
! F2 ?% q% D" ~8 O - GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
% E* G" t" ~. [ - GPIO_Init( GPIOB, &GPIO_InitStructure ); //PB.5 输出高
% d: R2 I6 v8 q -
, X! j$ K( F9 X1 k# z' r, l( n - PWR_BackupAccessCmd( ENABLE );/* 允许修改RTC和后备寄存器*/6 v5 }! M& c1 |8 K, X& U
- //RCC_LSEConfig( RCC_LSE_OFF ); /* 关闭外部低速时钟,PC14+PC15可以用作普通IO*/
% y/ J+ F0 ]! s7 H. X9 E - BKP_TamperPinCmd(DISABLE); /* 关闭入侵检测功能,PC13可以用作普通IO*/! b. i- X4 L" H" _
9 b) I/ j; r0 v* P7 U- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_13;
3 E* z: t2 C* A% [$ G - GPIO_InitStructure.GPIO_Speed = GPIO_Speed_2MHz;
S! {5 f, U% w+ U8 S - GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
9 R9 v+ ^ o+ A: U# c4 \ z" U - GPIO_Init(GPIOC, &GPIO_InitStructure);3 y& g) i& Y* Z- Y4 x
- GPIO_SetBits(GPIOC,GPIO_Pin_13); //PB.5 输出高- L9 g: `+ h# ?* k% c
-
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- PWR_BackupAccessCmd(DISABLE);/* 禁止修改RTC和后备寄存器*/
8 d1 g% F( W& F& ~# g+ h1 z: b - //BKP_ITConfig(DISABLE); /* 禁止TAMPER 中断*/ //PE.5 输出高
9 Z" B d. K& n) [ - }
2 \; J' @+ k X1 q* E0 B - void InitRc522(void)
3 q9 N$ @+ S* Y* m7 M1 z: L% L - {
3 C6 k9 |0 v: Q( D. f - SPI1_Init();* B0 P8 b1 Y4 g. L* @( L6 h( I
- rc522_pin_init();
& z5 g" b3 \2 m/ f$ I( W - PcdReset();; }" a8 y. e9 V0 x2 \( Q: X) Q: t
- PcdAntennaOff();
5 ]7 F5 N* T% e$ ^" b7 m( _ - delay_ms(2);
3 Y c1 W- i/ r7 g4 c; J" m - PcdAntennaOn();; ?9 B" m' w/ K* X/ h
- M500PcdConfigISOType( 'A' );
8 @! ?& Z) F& H; o - }
- M$ c( D3 p) h9 e0 i8 P3 t - void Reset_RC522(void), W7 i G) u, U+ [. `: l
- {7 L7 u* l2 `! a) r2 P2 E; t
- PcdReset();
3 X: r4 C- D% `0 b8 U; l - PcdAntennaOff();
- v3 `0 ]. z' v" j - delay_ms(2);
" F& W& ~+ ^* J) c: C: ?9 p - PcdAntennaOn();. G% o: k4 h% M' Y
- } $ q: {+ N. ~+ V7 A8 s5 \2 \
- /
- J9 D5 G: H3 `2 F6 k# F: M6 r - //功 能:寻卡
' u4 p# ?6 n! \9 p S) ^/ T5 h9 N - //参数说明: req_code[IN]:寻卡方式4 Y: ~/ O4 m. G7 U% O, f
- // 0x52 = 寻感应区内所有符合14443A标准的卡
) s+ P0 D7 n6 W+ ~8 U* a - // 0x26 = 寻未进入休眠状态的卡* |1 k y) c' g R+ ^' V: m
- // pTagType[OUT]:卡片类型代码
1 A, g* Q. x n- c( ? - // 0x4400 = Mifare_UltraLight1 |) w' l8 L% u. O$ X0 a! T
- // 0x0400 = Mifare_One(S50)
! W& m. i! u$ I! f# h - // 0x0200 = Mifare_One(S70)
! j2 L2 F- S1 W) M - // 0x0800 = Mifare_Pro(X)* g0 D R- U) r; E
- // 0x4403 = Mifare_DESFire
& n; o, Y; j; X- e" w( }$ d; g - //返 回: 成功返回MI_OK- q. _+ z+ L8 J/ d, |
- /* s' U% I8 y0 a, `* C: J+ N
- char PcdRequest(u8 req_code,u8 *pTagType)
+ ^1 J% R, C( `# h" @ - {
8 g9 G" N2 i' v% ?9 w T - char status; . j& N0 ~9 _8 Y& g4 W' H
- u8 unLen;
+ b- Y B- L# ~* u5 { - u8 ucComMF522Buf[MAXRLEN]; . Z! ]- v7 r- ?
! M6 }' s8 O; b# Z' |- ClearBitMask(Status2Reg,0x08);& ]- k" ^9 w; E( ~, X, z
- WriteRawRC(BitFramingReg,0x07);
4 r, |/ z8 A5 h9 V9 b3 g( J' ~ - SetBitMask(TxControlReg,0x03);+ M5 p" d" y% ~. |* X* |8 [1 m* O
- 0 A! h# Z# U# F4 l k
- ucComMF522Buf[0] = req_code;/ G3 A# U$ D2 H
- # J8 @8 b4 r9 B
- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,1,ucComMF522Buf,&unLen);8 G) |* x2 N$ n Z
. j5 a! X9 ~1 \8 \6 v( m# L- if ((status == MI_OK) && (unLen == 0x10))
0 Q) V! r- e# \) E - { " Y# U" P( |) x! B/ P' M( p/ u. ]
- *pTagType = ucComMF522Buf[0];
" N _5 H6 m. E) |; C0 K4 U3 P - *(pTagType+1) = ucComMF522Buf[1];
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- else [( }0 J8 o, m: r2 N
- { status = MI_ERR; }$ s q' T" D, v
- 0 n5 ?2 e9 ~) l2 k' ]1 Z5 b
- return status;
5 h3 K0 j- L0 u. _3 X - }
- W5 V% o! R- c2 W4 }: F
1 u5 d6 [: y. Y5 o- /
8 \6 F* ~4 ]# c# m7 U2 k - //功 能:防冲撞
( Y7 {2 Q: @) M. t% q8 { - //参数说明: pSnr[OUT]:卡片序列号,4字节
) i2 Z0 s! ?8 L" ~) @4 N) z, J2 x - //返 回: 成功返回MI_OK
. C5 {4 s5 A8 z" q. H8 I - /
" y' h6 j! {. U/ j3 P - char PcdAnticoll(u8 *pSnr)9 x. l6 w9 f2 W% e2 j3 Z4 i* H
- {
8 V' \% ^+ i9 d$ j* i - char status;
1 q9 T H6 @4 G2 _4 l% C; r* K - u8 i,snr_check=0;3 }' O7 C7 U" G5 z- g
- u8 unLen;
2 d5 K( i2 \3 p3 S - u8 ucComMF522Buf[MAXRLEN];
2 @3 g1 f3 V+ J
$ P: k9 c f: N9 Z; Z2 B, }! w# t- / g( v& J$ S4 F! h
- ClearBitMask(Status2Reg,0x08);
, N* F5 i# f8 h$ [5 Q - WriteRawRC(BitFramingReg,0x00);+ y5 J- W+ H' M! R
- ClearBitMask(CollReg,0x80);
; { D a- m# D& S4 S, w5 v
$ D; Z" J& K; U- ucComMF522Buf[0] = PICC_ANTICOLL1;
( w/ [% v1 F. U* ] - ucComMF522Buf[1] = 0x20;: p. M) y" I' M0 l
+ u5 j4 V; |$ ^$ c- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,2,ucComMF522Buf,&unLen);
7 W1 t+ k; l( b. J h+ ?$ D - 5 _: n7 m& r1 ?7 {4 D6 b
- if (status == MI_OK)$ n8 X8 r& G. t1 a) ?
- {
. w& N7 M- g6 k' {1 {( T8 Q - for (i=0; i<4; i++); M7 J, ]2 ]2 P) [& u' L' r
- { & Q- ^2 I, j L# ?% K! ^7 T
- *(pSnr+i) = ucComMF522Buf;
4 Q3 X# J+ z/ m) e' h; l - snr_check ^= ucComMF522Buf;
$ |* |( h( E3 @% Y+ z - }
8 s( \- F& W7 { U _$ x) s - if (snr_check != ucComMF522Buf)) Y/ ?' G" O, c) ]! Y& u* M9 B0 O" M
- { status = MI_ERR; }4 k3 s/ e4 L, E8 k6 _
- }6 _7 C3 J8 E3 g! @- K4 C
- E' M" ?: ?3 F: t* b
- SetBitMask(CollReg,0x80);
1 H2 B7 r4 L* t' X' L* X - return status;
# i2 p6 s( S0 @ - }
z# |% J/ W3 ~/ l: @
2 y0 L1 e$ ^8 [- /
+ U: a2 X- M: f9 U4 C% c1 Z$ d4 Y - //功 能:选定卡片
4 p" n% h7 k8 |! ], v - //参数说明: pSnr[IN]:卡片序列号,4字节- a+ M( z/ }/ x' b* k8 b
- //返 回: 成功返回MI_OK! ]( ^8 g0 Z# A; ]& r$ C- \
- /
: p$ a+ I& j/ X6 q" t - char PcdSelect(u8 *pSnr)
* U! j! o4 k, M3 e - {
* f* p" `7 C( h0 _# a9 v - char status;
L ~6 T8 v; a - u8 i;* n7 ~ F9 ]8 ~. X8 f
- u8 unLen;* F; y. L, z6 ~: z$ w3 q
- u8 ucComMF522Buf[MAXRLEN];
J5 {6 _" N# P8 F9 n9 f2 u4 t
6 x* ?$ F N% n! l3 E. r- ucComMF522Buf[0] = PICC_ANTICOLL1;
4 v: o3 U. h3 [' ^2 o - ucComMF522Buf[1] = 0x70;
+ f$ N! y, l8 j! W2 I9 b - ucComMF522Buf[6] = 0;
6 G& O5 m: w0 d+ F& g5 h - for (i=0; i<4; i++) y" T; u2 ]& n' M$ }
- {2 j3 }" I$ ~3 A5 P8 `2 D5 J
- ucComMF522Buf[i+2] = *(pSnr+i);
& p- l$ L7 a0 I- D' z( S' R3 o - ucComMF522Buf[6] ^= *(pSnr+i);% i9 d) Y& `# O3 x
- }
" _% j; }+ z: X8 `- x/ C! [8 |" ? - CalulateCRC(ucComMF522Buf,7,&ucComMF522Buf[7]);
/ b: i% Q2 Y% P4 P! i- e - ( \# {: C3 {4 `. k/ n8 u) d
- ClearBitMask(Status2Reg,0x08);/ W" d8 p5 h& K5 S% j
& X- d4 o: b: ^- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,9,ucComMF522Buf,&unLen);1 n+ }" p; U$ u; x C1 y% b
- . Q5 F, ?8 N2 ]8 h- K% p
- if ((status == MI_OK) && (unLen == 0x18))4 O7 r% o! I+ N
- { status = MI_OK; }* u* H5 Y% F% t& G
- else4 l% P' b: D6 ?7 ?" F4 d4 |& A
- { status = MI_ERR; }' J6 b }3 g2 z" I' `$ v
' X" {, U, m' j# L, H- return status;$ q! }; y3 J+ c3 E4 E% q
- }
' o. U: h: g5 g2 ^
- {1 y/ D& f6 m- /2 \, i" J# B9 i- i; v V
- //功 能:验证卡片密码1 v6 T: y+ v8 h( T2 |
- //参数说明: auth_mode[IN]: 密码验证模式
& L8 p" @& l. n* |$ K" A - // 0x60 = 验证A密钥
0 X' ^% T9 p% v% Y9 |4 A2 D8 x - // 0x61 = 验证B密钥 . [9 n, P2 X, y
- // addr[IN]:块地址3 j6 ?* d# J% D* V, W9 A
- // pKey[IN]:密码
2 z2 Z) l& o; ~8 R+ a - // pSnr[IN]:卡片序列号,4字节
$ e: F5 i, O" H2 \$ |$ i3 i - //返 回: 成功返回MI_OK8 }/ ?7 P1 ?( b" g1 G8 z
- /
h! Y1 L* e, T2 `% i0 O - char PcdAuthState(u8 auth_mode,u8 addr,u8 *pKey,u8 *pSnr)
& X" A! j- L5 l' y+ D9 ^ - { o1 d6 ~# U5 ] O
- char status;
% w1 s% y. @. H, a - u8 unLen;# h. A2 j' o6 _* ?" g* B
- u8 ucComMF522Buf[MAXRLEN]; 4 H2 E5 V& Y0 F3 `2 \$ T! V; C
- 1 [9 Z4 v$ q6 r6 `
- ucComMF522Buf[0] = auth_mode;0 t' c9 H# S" s/ C+ f: `. l
- ucComMF522Buf[1] = addr;, {- e$ j. t8 V+ T6 u1 R1 w+ n0 A q
- // for (i=0; i<6; i++)
3 ~& r" B! _7 t - // { ucComMF522Buf[i+2] = *(pKey+i); }
+ k- q" A* M" F' R+ k - // for (i=0; i<6; i++), h. V! n: m; O1 H
- // { ucComMF522Buf[i+8] = *(pSnr+i); }2 W% A2 F9 \4 s' x, d
- memcpy(&ucComMF522Buf[2], pKey, 6);
4 o# j' z/ p) [5 ^6 p - memcpy(&ucComMF522Buf[8], pSnr, 4);
. `" v. `* u. R9 n - % Q8 a/ \4 V+ Y3 ~1 }
- status = PcdComMF522(PCD_AUTHENT,ucComMF522Buf,12,ucComMF522Buf,&unLen);
0 F" k, n G7 Y5 b* I6 \# N - if ((status != MI_OK) || (!(ReadRawRC(Status2Reg) & 0x08)))+ @' m) ~) i% N, G! S. U
- { status = MI_ERR; }/ ]& v# g; K' `3 Y8 N. u) u
" w: { y) f, I# J# g- return status;- X2 ~# _" F/ u$ T; q
- }" [9 q2 P8 s% v [
, Y" T2 f: \0 y* N) t1 @( y/ l- /
4 d- F+ O2 F0 K+ ^: s7 |4 c! J - //功 能:读取M1卡一块数据
1 b* \ T' m& l3 x0 f. Z - //参数说明: addr[IN]:块地址! K# [' E! S3 ? {' p. U, p3 c9 n7 W' h
- // p [OUT]:读出的数据,16字节# }/ d4 b$ N9 S. V8 u. V* k1 h1 `9 i
- //返 回: 成功返回MI_OK
m& \7 D8 k, `8 G5 H - / ' b1 E. C; ~3 b* R& o8 D4 m
- char PcdRead(u8 addr,u8 *p ), K! d% c& Z$ D4 |" x( O3 u
- {6 @ E& h5 ~ k
- char status;
9 e- n( l: `! D7 y- b; y! J$ d - u8 unLen;
# W2 T8 ?( N7 U - u8 i,ucComMF522Buf[MAXRLEN]; 9 G$ [/ d2 A: ^4 |
- 2 |( e" A6 u; Q, e$ j) V ^: [
- ucComMF522Buf[0] = PICC_READ;) u+ `/ T( Z- D1 g9 k# _% F( ?
- ucComMF522Buf[1] = addr;
- k4 a4 P8 p0 q, {( w - CalulateCRC(ucComMF522Buf,2,&ucComMF522Buf[2]);
d) K2 d, Y- {# D9 o
6 g! y4 Z8 g7 j' R- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,4,ucComMF522Buf,&unLen);. b, ]& `6 ]+ n% z8 n# C
- if ((status == MI_OK) && (unLen == 0x90))1 u: t' d1 A* Y! ]4 g
- // { memcpy(p , ucComMF522Buf, 16); }3 b2 A7 ^8 k% q7 O
- {/ J- u F! x% p& S! Y. W+ ~% G
- for (i=0; i<16; i++)
8 ~% C/ R/ s% W5 W b - { *(p +i) = ucComMF522Buf; }( n& Q6 u* R- e
- } x; Z" ^. T$ V. B
- else! G' p, C# B! G; V) Q
- { status = MI_ERR; }
3 j) o; o9 m9 T: S) |& P
w2 s3 Z1 u. z/ k- return status;
6 m5 n; I0 Z) G0 m0 e4 s - }
% M* H0 A! X. X( w
; n3 @. z$ V5 U% H- /4 f# y F7 w" i& Z9 J3 ^
- //功 能:写数据到M1卡一块7 D) O: |7 I- A) n
- //参数说明: addr[IN]:块地址3 h. m8 G! A1 r6 _) A7 v
- // p [IN]:写入的数据,16字节
- ?5 W/ Q5 s) u5 B6 N - //返 回: 成功返回MI_OK8 N+ y* A, t% ~
- / - d/ K# B; ]4 b; p( t h
- char PcdWrite(u8 addr,u8 *p ). T4 D# J8 h7 f* b4 `
- {
7 F6 h: O7 V# Z8 q* S+ t - char status;2 a' A& w4 o! w$ F4 E- ]5 g$ u$ z
- u8 unLen;% j+ \3 L; ~$ J% I+ h0 ?5 e1 s
- u8 i,ucComMF522Buf[MAXRLEN]; ! Q6 w \6 s" a- _, \5 J& |. A# Q
- 3 E4 G' Y/ i: L% s, K9 F
- ucComMF522Buf[0] = PICC_WRITE;
! i, L# E* ^; E! q5 b# r! @ - ucComMF522Buf[1] = addr;
! D+ _6 F, e% m5 X6 ?4 d - CalulateCRC(ucComMF522Buf,2,&ucComMF522Buf[2]);& A. _2 m' d* b3 j) |5 F- ~8 ]7 W
- , V+ l( Q! H% ~& M6 M' ? B# R
- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,4,ucComMF522Buf,&unLen);
2 Q& n4 J' D, _- z _ - % A% e6 ~/ s: Q1 \ K
- if ((status != MI_OK) || (unLen != 4) || ((ucComMF522Buf[0] & 0x0F) != 0x0A))
3 O3 Z2 O, E8 ` - { status = MI_ERR; }( F- C1 s: n% b u
- T* v; F; ^. |+ B- if (status == MI_OK)9 ]# b, d+ C5 K, B( ?7 X7 ?
- {
8 [) b7 U4 Q' M9 f& N# T$ a - //memcpy(ucComMF522Buf, p , 16);
" y% q+ X* i4 x1 }* I - for (i=0; i<16; i++); J- `5 c% V3 u% `6 O
- { / n9 ?) l$ I5 @3 m2 K2 M
- ucComMF522Buf = *(p +i); + w3 \, ]# ]" `" [
- }: O5 U4 F7 w1 M2 n) j* _. k
- CalulateCRC(ucComMF522Buf,16,&ucComMF522Buf[16]);5 h$ I% l* z3 K- o0 K0 u
/ S( E1 ]" ~! ] X% u# u0 T w- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,18,ucComMF522Buf,&unLen);* ]& d4 {" o- Y) Y
- if ((status != MI_OK) || (unLen != 4) || ((ucComMF522Buf[0] & 0x0F) != 0x0A)), g1 x) H$ v/ I2 i! J+ Z& {$ m
- { status = MI_ERR; }
6 A$ n; C v! w' p( {' D2 _- e; T - }
2 }7 l8 D4 H; H - 8 @) p, F. G$ i9 W; I
- return status;
6 K6 V1 j- v! O7 o - }
7 e- z0 G3 D! Y( b# [2 _ H" b7 `
+ b/ |" x4 X/ z/ u- /
9 `5 `- F# C2 D1 d, F8 ] - //功 能:命令卡片进入休眠状态
7 ~& | d w0 g+ c - //返 回: 成功返回MI_OK, D5 u- c4 ]+ D1 m7 l# K
- /
: r% e' a9 e4 n: Z8 a - char PcdHalt(void)8 A. J' \9 h7 }+ W3 Q9 L4 g: \- v
- {
. S, E; Z7 e4 V y' }* g t - u8 status;
1 z( s* l/ m6 e ~) z8 p& F C - u8 unLen;' c$ ]2 [, N( i
- u8 ucComMF522Buf[MAXRLEN];
# X4 s+ m1 F: K7 K. {5 n6 G/ C - 6 y7 H A% j7 c) H9 B1 b
- ucComMF522Buf[0] = PICC_HALT;" ?5 w4 V7 n' A
- ucComMF522Buf[1] = 0;
/ U6 J. R7 ~% ~' ? J - CalulateCRC(ucComMF522Buf,2,&ucComMF522Buf[2]);' z, { n9 Q4 O& k) a
- : L2 M3 l% [* a% [& A
- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,4,ucComMF522Buf,&unLen);
) P6 Y7 n0 z# z( J5 o9 W - status=status;
) k' C& \( Q# o3 I+ b9 U: I3 R- n - return MI_OK;
3 e3 {; L; ~% M* y- f% J) a - }1 a& b! E4 u' U, ^
- 2 k" ^! K# ?3 p- {9 _
- // I3 h' p7 v. u
- //用MF522计算CRC16函数! ]2 J% X0 p+ |$ |, P' @" x2 D
- /- `6 q* p" U& v( p- T9 `: d
- void CalulateCRC(u8 *pIn ,u8 len,u8 *pOut )& o N3 \# I9 ]$ Q: A3 R
- {
' ^. F- x( s6 R$ e. N - u8 i,n;+ u& L3 u* c- E( r
- ClearBitMask(DivIrqReg,0x04);
& B; H4 y2 V2 P% D" N - WriteRawRC(CommandReg,PCD_IDLE);
2 M2 e6 X! V5 W1 B2 | - SetBitMask(FIFOLevelReg,0x80);
! p2 c! m+ n5 `. d. Q - for (i=0; i<len; i++)
! a3 Y+ c1 d. Z7 t - { WriteRawRC(FIFODataReg, *(pIn +i)); }
7 Q: f7 C# l* [1 G, E8 D$ s - WriteRawRC(CommandReg, PCD_CALCCRC);- z1 i/ f0 l6 o6 C! D& B. m t! ^+ ^
- i = 0xFF;
' s2 h& [' H: `2 k& t4 [ - do
" l4 N" d& I m; y" f% U# n - {
: X0 q9 R6 B" T! d. T - n = ReadRawRC(DivIrqReg);
! N2 x8 ]7 R/ Y2 D - i--;6 ?8 d2 G6 D) Z0 l8 C6 n
- }: S/ X9 ~2 [" H* }. x
- while ((i!=0) && !(n&0x04));
1 C7 J& z: _' g7 p c3 J - pOut [0] = ReadRawRC(CRCResultRegL);
# J% B% R) T9 o& G - pOut [1] = ReadRawRC(CRCResultRegM);2 C0 R. L/ P+ f
- }
' I, K( J6 s. D+ w; X
# c8 ^# A" ?8 Q- D2 }8 k- /
$ v* D n9 W- V0 Y& ~8 J0 e - //功 能:复位RC522( |3 x5 K6 m7 S( l# ?
- //返 回: 成功返回MI_OK
" F% |4 y) _3 v; d9 m# y - /
, l0 m% u7 @3 B" g' u* Z0 J! ? - char PcdReset(void)
( w* u+ [/ u) p5 V @1 N0 W9 ? - {* w' S9 D4 v0 {: E( ?
- //PORTD|=(1<<RC522RST);3 N! g9 q& t) K. e b
- SET_RC522RST;
& M1 O, q( V3 g6 y8 V; L' E - delay_ns(10);
5 J7 t, r! \9 r. z' |" O. k - //PORTD&=~(1<<RC522RST);
- ?' ^" ~' ?; a, c - CLR_RC522RST;7 X% [( x [; }
- delay_ns(10);
5 ~) u, c' {4 ]2 N) m3 N9 I - //PORTD|=(1<<RC522RST);
) c7 M$ Z% d+ G - SET_RC522RST;! G' x" I7 W; `# n) A$ {2 b, F
- delay_ns(10);. z+ x6 m$ S/ a( D
- WriteRawRC(CommandReg,PCD_RESETPHASE);
. E) |- ~. o7 C; E - WriteRawRC(CommandReg,PCD_RESETPHASE);
+ }5 J |8 {) K f& t - delay_ns(10);$ |! E, u' Y$ T- w' D* M
- ' e8 o" e9 s7 z0 v f
- WriteRawRC(ModeReg,0x3D); //和Mifare卡通讯,CRC初始值0x6363
0 F* w" v4 E9 ~/ W/ Y - WriteRawRC(TReloadRegL,30); 7 E1 g1 q) a' Y
- WriteRawRC(TReloadRegH,0);. x5 Z, ?) _1 b) H* A
- WriteRawRC(TModeReg,0x8D);
8 `' M7 n# c+ X - WriteRawRC(TPrescalerReg,0x3E);$ I5 @. a, h; H; P
-
6 M# A) c/ k! _% A4 t* B6 C8 b - WriteRawRC(TxAutoReg,0x40);//必须要
1 |0 A3 o( C6 x$ U5 Y; @ - ! L; \" j2 B- r4 K, M, W
- return MI_OK;
# E# f! p# t4 T - }
, M3 ~) ~/ n4 o# C4 q - //2 N0 y1 A, ~4 c
- //设置RC632的工作方式
7 [ _% c2 `# V) z7 v) O - //
$ j8 g4 A3 F- `& c% D; v, n! ^+ c - char M500PcdConfigISOType(u8 type)
. w& ^! t3 `" Q5 a; y4 u, |! p$ k; v4 a - {0 A9 ^2 r8 E" l# M
- if (type == 'A') //ISO14443_A: Q8 ]% [' Q$ E, m$ o0 q: ~
- { 5 d2 s; Y; n+ l8 v8 u
- ClearBitMask(Status2Reg,0x08);
1 G) T0 k7 C9 @/ B" C8 S - WriteRawRC(ModeReg,0x3D);//3F
0 h$ f2 A2 v# |; j4 l5 I% f8 Z% u - WriteRawRC(RxSelReg,0x86);//843 c! {" Z. @1 q" s
- WriteRawRC(RFCfgReg,0x7F); //4F
7 I, u% |9 d8 c& M7 q; j' b, v - WriteRawRC(TReloadRegL,30);//tmoLength);// TReloadVal = 'h6a =tmoLength(dec) E, x0 B& x! [9 b3 t2 Y6 a
- WriteRawRC(TReloadRegH,0);4 i Z3 |" B, x9 X' v$ d- e7 Q+ l
- WriteRawRC(TModeReg,0x8D);; p5 q9 R, d) a1 v$ l0 l
- WriteRawRC(TPrescalerReg,0x3E);
# t4 ?- V: V( g# W - delay_ns(1000); e0 Z ?" z0 S1 H2 }" F0 I' ]
- PcdAntennaOn();
+ J" o$ F6 q% w# P - }( b H" G6 x6 z/ U
- else{ return 1; }6 m/ v7 D8 e! Z! k, m! m1 o
|& w; j3 W& {; F0 I( y2 x- return MI_OK;
. A& w! X( p$ P. b' k/ c8 P2 @ - }
" z3 O. [* q# s" Y" j& u - /4 n( J, E4 q: |2 B4 P) x8 [ e
- //功 能:读RC632寄存器
( R; F+ {1 o- S/ K( ]6 Y% K8 C - //参数说明:Address[IN]:寄存器地址
4 _$ ?# r! z! w - //返 回:读出的值" E% k% O O* ?. F/ z
- /3 C1 y2 z# u1 s c) H. @) _4 y( \
- u8 ReadRawRC(u8 Address)
9 ~9 b! y$ L4 P - {# k8 i! i. h; }7 C
- u8 ucAddr;/ }0 U) E; m/ u8 `8 Z& r2 E
- u8 ucResult=0;6 Z. g0 {% _6 l& { w0 y
- CLR_SPI_CS;9 q2 D7 K x' j: D: `
- ucAddr = ((Address<<1)&0x7E)|0x80;( S! \, G/ n/ K' q3 u8 c- _1 u, e
- ; K6 y/ L. U- {) i5 b" I
- SPIWriteByte(ucAddr);
, h6 }8 B: g6 l# |- l/ s - ucResult=SPIReadByte();; \7 X1 Z2 ]. B4 K7 i: h
- SET_SPI_CS;9 r( J- m4 L1 U0 a' `# i
- return ucResult;
( x7 k# z( e5 x0 Y - }
' i2 ~# m3 v! N) O/ @ - + w3 ?6 s: F. b) A0 x4 E, Q
- /: D; l/ i5 a' J+ D
- //功 能:写RC632寄存器
3 d) ?( p5 W/ F i4 H) X) d - //参数说明:Address[IN]:寄存器地址/ f6 H. k+ |) q; [# w8 }0 a) m
- // value[IN]:写入的值4 J! _" `" b$ R
- // s0 Y# L! ^( m9 w# z
- void WriteRawRC(u8 Address, u8 value)7 N+ T! p9 q, @, O/ ?9 x$ D) A$ Z
- { 4 i0 n1 b" Q4 U( P& \% Z
- u8 ucAddr;+ b6 N: }/ ~! K( l
- // u8 tmp;
1 t: G0 j/ ?7 B/ _6 B+ F+ G4 `
- B9 N- @# ?- J& b" |- CLR_SPI_CS;( e' u* ^) M2 ]' ]
- ucAddr = ((Address<<1)&0x7E);
" Y/ p. y7 d& I8 @9 [0 J. D. O - - G5 h6 F+ ?9 k1 V2 c
- SPIWriteByte(ucAddr);
$ v f7 B1 c3 w1 @ - SPIWriteByte(value);7 v8 a* W( E' S" Y
- SET_SPI_CS;6 h9 @2 _+ M! B2 }7 v( D
- , x/ Q0 ?+ }) Z" m* O) ~/ P3 E
- // tmp=ReadRawRC(Address);
! s0 t G/ i9 J# V% W& Q - //9 `9 k, _7 f7 ~- n- r0 Y S% o8 L
- // if(value!=tmp)
; u3 q8 `3 C, U; D - // printf("wrong\n");
& ?9 t: z" t& w! O+ F - }3 p/ [5 f/ j( Y% t# v, v+ H8 ~
- /
8 ~( B" |1 R, J3 t- Y* v5 ` - //功 能:置RC522寄存器位
# p3 S( |+ Q: W0 Y! u, f - //参数说明:reg[IN]:寄存器地址4 ?) k C* c: [
- // mask[IN]:置位值& y; @0 d, h& o8 _
- /6 {0 F/ {2 _/ |1 d* k* k
- void SetBitMask(u8 reg,u8 mask) 2 j$ F; y [ \4 h7 E
- {6 \- D6 B9 U* t3 ]; B
- char tmp = 0x0; G- E5 Y% Z2 E( V
- tmp = ReadRawRC(reg);! _# Q/ `8 s6 `/ ~, S
- WriteRawRC(reg,tmp | mask); // set bit mask: L- B3 Y! B9 U0 W2 |5 ?/ s4 n5 |
- }- I. U8 K# @; U2 V$ A, g/ D' i
; g' w; H! T1 z( i$ v- /! N2 V/ y. ]4 @: w, y# [
- //功 能:清RC522寄存器位
6 \" b+ V7 m4 O7 f) f9 d& F - //参数说明:reg[IN]:寄存器地址
; m8 @7 j4 h/ _* E - // mask[IN]:清位值6 Y: _' [5 ?4 o$ a
- /
6 W9 P g4 o) S - void ClearBitMask(u8 reg,u8 mask)
5 `. }& Z& J) m L( k" e - {
0 n0 @! A0 H2 _ j5 T: R G) c - char tmp = 0x0;5 N' M6 o G2 ^2 p" F
- tmp = ReadRawRC(reg);
0 ]5 h: w. p$ Y: b' f& x G3 u - WriteRawRC(reg, tmp & ~mask); // clear bit mask3 Q/ L: m5 W5 a1 i2 \- _
- }
R" n/ m$ t3 ?8 K - : y4 J" w5 D( R- K; g
- /
$ t% k% h% U% y* I - //功 能:通过RC522和ISO14443卡通讯
& v1 W0 n2 F/ m" z5 c+ a4 ^ - //参数说明:Command[IN]:RC522命令字
! ?# q6 a& M x+ u8 k) M - // pIn [IN]:通过RC522发送到卡片的数据( A- i% u9 b K
- // InLenByte[IN]:发送数据的字节长度6 s8 h: _) v) k& O; P- ?
- // pOut [OUT]:接收到的卡片返回数据
; B, r4 g) G. u& u- K: [, ~- D0 c - // *pOutLenBit[OUT]:返回数据的位长度3 h1 s. l4 H. J/ _3 x0 \& k3 s
- /# z2 X0 ]4 k2 Q M
- char PcdComMF522(u8 Command, 1 F* l4 X# D/ ~ u% t* ]9 b
- u8 *pIn ,
$ Q7 ?5 R- p+ `% }# p$ `5 ?+ }2 n - u8 InLenByte,
3 T8 T. V4 X% k! C - u8 *pOut , : S1 M! F6 e' m( V3 F) F
- u8 *pOutLenBit)
( C. l& ?" l2 w) F - {
& r& {. W( X2 Y0 }5 d+ p; u - char status = MI_ERR;
- P8 {0 Z( R5 V) u# D, r2 k _ - u8 irqEn = 0x00;
9 N- r+ e: P! R: i - u8 waitFor = 0x00;
& j+ z1 f, I& C8 x# ~9 }3 J - u8 lastBits;
0 X4 y5 M3 Y* r1 F! K4 L - u8 n;+ H0 l1 I p5 ?# G, C$ v" g
- u16 i;
; X8 D) z2 @+ P; I4 } - switch (Command)
% N; u' X3 O# C- D3 Y9 U+ F* } - {
/ C% \7 p+ ~5 i+ ~ - case PCD_AUTHENT:( ?, p6 `" p0 M% T; D8 i, ]3 [
- irqEn = 0x12;
( `1 H* L6 _' y" X3 p4 E - waitFor = 0x10;5 G# x: k: y* i8 `0 B
- break;3 N5 \+ ?4 H0 o& r
- case PCD_TRANSCEIVE:' ?5 \4 Z" l$ ^; s0 y
- irqEn = 0x77;
: d. ^: h u) O- }! T1 P4 m& W - waitFor = 0x30;
9 c+ g& I2 E2 g3 A% z8 A+ n/ b3 W. g! z - break;
8 L: W1 ~, {6 ]0 I) M4 h' q - default:
' d# b( r" [ q# R6 o; ] - break;" h: _ L+ K' f6 n" J
- }
/ D9 ^2 P- u$ P9 v
( C4 j6 @$ ^$ F* i- WriteRawRC(ComIEnReg,irqEn|0x80);
7 k. r8 k8 ?3 n' i. v |; E - ClearBitMask(ComIrqReg,0x80); //清所有中断位
0 p, \8 S8 M8 s7 z) ?% \9 O; F3 Y - WriteRawRC(CommandReg,PCD_IDLE);
2 X% X. M4 m0 j1 P9 p. F - SetBitMask(FIFOLevelReg,0x80); //清FIFO缓存
' M- T6 u! j, K0 m& n& P1 F% e y2 \
9 w% \4 a0 v/ T/ _- for (i=0; i<InLenByte; i++)- R; e6 _2 G. h! s! K1 F( |: H/ M
- { WriteRawRC(FIFODataReg, pIn ); }
, C% u+ t' p5 |+ L: @4 u' s! x - WriteRawRC(CommandReg, Command);
( r. u9 D) z9 R! w6 \4 @' _" ~ - // n = ReadRawRC(CommandReg);
- I. C U; a3 [. m. H8 e; K" X - ; z& U: N1 o- E7 B r
- if (Command == PCD_TRANSCEIVE)
6 C* ]2 D* j8 f - { SetBitMask(BitFramingReg,0x80); } //开始传送: ~$ @# o. ]2 U
-
' m# A$ _3 R. L) R0 w - //i = 600;//根据时钟频率调整,操作M1卡最大等待时间25ms
2 F7 ^' M- |/ [0 k" S H7 y r2 u - i = 2000;
2 C. Q1 c2 M3 Y/ \& Q, ] - do 1 y+ W' D/ y: ?) V! m, N9 |9 y& i, U
- {6 A0 Y+ U7 u) Q" l9 u( [4 S( P
- n = ReadRawRC(ComIrqReg);' a& L. h' p1 ~; [. d% g
- i--;
; |+ @' Q& E/ j* P0 m5 D - }
' g9 j) T7 J0 U+ p - while ((i!=0) && !(n&0x01) && !(n&waitFor));9 @+ @/ A6 ?! y* X
- ClearBitMask(BitFramingReg,0x80);9 I! Y2 w! R+ N5 r
- Q+ A# N4 a! ]# E* V
- if (i!=0)
" A3 i) g7 k; j- ~" V* l - { 4 ?* |* H& X* O: z" Y
- if(!(ReadRawRC(ErrorReg)&0x1B))
% {5 w/ a0 `5 ~! q W - {5 d4 F9 g" _' u1 K |' z* s, }
- status = MI_OK;
& e) T( c I' e7 W O - if (n & irqEn & 0x01). a' j! I% A" b, D- c7 \/ J
- { status = MI_NOTAGERR; }' l2 Y' j( V! ]' r( K" J4 I+ e8 Y
- if (Command == PCD_TRANSCEIVE)' S9 K+ |! f% D0 |2 B9 U
- {
6 \. W$ ?. K$ \( s - n = ReadRawRC(FIFOLevelReg);! o; O. w% w S& L/ n+ f
- lastBits = ReadRawRC(ControlReg) & 0x07;2 ?( o i; Y1 s t# d" Q
- if (lastBits)1 x, O* }/ M0 W* ]3 ~/ {: V
- { *pOutLenBit = (n-1)*8 + lastBits; }
; J' z8 v6 v) N# ~ - else
- y4 ]4 ^/ f) t I- P+ @; c - { *pOutLenBit = n*8; }! Y- | ]4 }% T4 U4 s3 b
- if (n == 0)
* M! i3 f9 K3 U - { n = 1; }
4 `$ J$ b1 G( m - if (n > MAXRLEN)- P( P6 b8 f3 X0 f0 s; @
- { n = MAXRLEN; } [( Z/ z) T2 r0 |# i3 W7 f
- for (i=0; i<n; i++)
, \( A( Z, _0 F* P7 h - { pOut = ReadRawRC(FIFODataReg); }
% u& `5 M; b( ^& {2 K - }
8 V6 o4 B+ l$ ?* D - }; o7 c$ U$ q6 { [% u7 f/ B
- else
4 d' z) F/ g; e; ^ - { status = MI_ERR; }6 H- v* `, m0 g# |/ m
- + O" ~7 P, S1 x
- }" y8 t- Z* D1 s/ T
- 3 `; a2 H8 O8 b7 U" Z" A: {5 D5 f
# Q8 }6 F+ T h6 \9 S- SetBitMask(ControlReg,0x80); // stop timer now
* Y/ z" v- Q, R, }3 H, S) F - WriteRawRC(CommandReg,PCD_IDLE);
; c+ t' A9 L5 L' ^ - return status;
8 }( y* J" S- w$ ~ - }1 k+ O1 M* @6 r
# P1 t) g0 V. Q/ A- /
# {/ { x5 K* R1 I8 U; w r% E6 A - //开启天线
( ?8 e# `$ e& c' B; y$ Y - //每次启动或关闭天险发射之间应至少有1ms的间隔+ W5 E0 a2 \+ ~. f
- // \$ U# u" t, O7 d& Y
- void PcdAntennaOn(void)
) Y% R: j& h% a9 o - {, ^4 u, J+ d0 S' j S8 }7 W( q/ g
- u8 i;8 p) H! S g$ u; ^& w% ?
- i = ReadRawRC(TxControlReg);
# d: s8 a6 v0 v4 h) f. j, ` - if (!(i & 0x03))
3 R4 p; N7 U. q3 j2 J* ~. O0 A. ^ - {' V% O& S- [) ?# ^; N( q# K, T3 ]' @
- SetBitMask(TxControlReg, 0x03);
9 c0 P, u, M! R8 F/ F6 n, c - }
* m( G% |: N& n& O) b( t - }( a; h- a! x/ m) q+ f4 {% h, a
: s+ C2 H+ G! A! d% }5 ~6 L& L2 l
9 \/ Z" K+ ~+ N0 n. Z9 h( T K- // Y3 Z- G- k( |2 k, ]$ ^
- //关闭天线
& _& h4 @+ N0 Z1 K8 C - /
/ W: J% Q. o( Q - void PcdAntennaOff(void)
2 X/ {0 E0 q7 w6 ^+ F* \ - {$ M2 }0 x* w, x1 ~: z/ q
- ClearBitMask(TxControlReg, 0x03);' @6 @% _5 C- [3 R. ^
- }
! d5 r) b+ s' D/ {$ ^) p
5 f0 j, K0 {* a* N6 j- /
1 D3 V4 x" H* x* Y. y - //功 能:扣款和充值
, n3 U/ I4 {, t2 `( U - //参数说明: dd_mode[IN]:命令字* z0 \: w( A1 u2 V2 z4 M6 [
- // 0xC0 = 扣款
6 s, ~ Q* S. L - // 0xC1 = 充值
( O0 `- k5 b/ p6 C - // addr[IN]:钱包地址1 o' ^: I+ ~1 R& f
- // pValue[IN]:4字节增(减)值,低位在前% x. D' s( U4 q G8 s
- //返 回: 成功返回MI_OK
' f$ F/ m0 b- p3 Y/ @4 U k; k - / ) e' M3 s- C. ~2 _2 A% x5 L" z- P
- char PcdValue(u8 dd_mode,u8 addr,u8 *pValue)
$ `3 b1 i( u+ d$ b- |9 O - {9 W9 B: B" Y' ?5 W: `
- char status;
6 a& ]8 A6 E3 f0 @# _, \& L9 o1 { - u8 unLen;3 B1 {* M) w% c0 ]* F5 f1 W# e
- u8 ucComMF522Buf[MAXRLEN];
# ?& ~5 L2 u u, y4 s - //u8 i;( @; d# R" c" y. v, D: E' x
-
7 X( U& X, M/ s- M; q. j! c. Q/ n - ucComMF522Buf[0] = dd_mode;
4 b# n8 }6 W x6 g - ucComMF522Buf[1] = addr;
* v7 ^& ]1 k* O" z( F - CalulateCRC(ucComMF522Buf,2,&ucComMF522Buf[2]);" ~" f) p$ n6 a9 p
$ Z- f* O: B( ] o( D) O1 l1 g/ s, g- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,4,ucComMF522Buf,&unLen);. G; i) N3 D/ |. G+ M
3 H9 l& H; Y8 m1 N- if ((status != MI_OK) || (unLen != 4) || ((ucComMF522Buf[0] & 0x0F) != 0x0A))
, h, u4 a5 W: k5 I+ ^/ p" V! P - { status = MI_ERR; }
# y" o$ @6 p. f; p9 c4 c4 s - 2 [- G9 e. Z1 r
- if (status == MI_OK)$ w. Q$ G4 @1 v% i! @7 [
- {9 q4 e P$ {1 s1 f" |
- memcpy(ucComMF522Buf, pValue, 4);
- G& [% p, V) R* t5 y" H: { - //for (i=0; i<16; i++)
4 W" L) o. ]* l; k% t - //{ ucComMF522Buf = *(pValue+i); }
, j k O: j! l. z+ p. H, m9 \ - CalulateCRC(ucComMF522Buf,4,&ucComMF522Buf[4]);; _1 `4 h6 m+ ?$ |5 A$ ^
- unLen = 0;" B; w" b! ^9 `
- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,6,ucComMF522Buf,&unLen);
- N* j* B# o" Z1 M! q+ _ - if (status != MI_ERR). ^9 ]# ]/ }* @# h0 E$ S$ ~- Y: g
- { status = MI_OK; }) t# N* p; C6 `4 A3 `
- }* Q; E% h0 H4 s% {8 O7 i
- ; D: F$ n5 c) R
- if (status == MI_OK)
& U9 c. U1 t, B0 z6 h - {: b7 F. K# R* k* O' |# O
- ucComMF522Buf[0] = PICC_TRANSFER;& n9 ?4 s% m S
- ucComMF522Buf[1] = addr;
. E- ]; d: h6 i- y0 L5 Y/ B8 y - CalulateCRC(ucComMF522Buf,2,&ucComMF522Buf[2]);
5 T6 k: t0 E& o, i
8 L) m2 |& s5 C; j: s- [) N- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,4,ucComMF522Buf,&unLen);
$ e& g+ K# b: Y - 8 R0 w; I$ N& i/ T5 W
- if ((status != MI_OK) || (unLen != 4) || ((ucComMF522Buf[0] & 0x0F) != 0x0A))
/ `. [- h& [& e - { status = MI_ERR; }
: `/ v3 r- ^* Q" L - }8 U9 K4 K6 G P) f
- return status;
E+ K. f# E8 y3 V# p - }
" j4 Q# p$ o) I - 1 c5 L. X# X* J6 V8 D( k1 E
- /
; h% n# o+ H( W% C6 q - //功 能:备份钱包
% }$ ], V/ R8 g1 [/ w6 C* ]( ~ - //参数说明: sourceaddr[IN]:源地址
8 H/ ?) z9 E- _" M J( D, B - // goaladdr[IN]:目标地址
. r/ g8 h, F4 _. ^& |; k - //返 回: 成功返回MI_OK
8 A0 h4 o! ?; `8 p5 [0 A' b& h5 F - /
" [. ]! M# N( F3 ~+ X+ F - /*char PcdBakValue(u8 sourceaddr, u8 goaladdr)+ x8 Q, x1 p9 \. m+ H- Z, f( i/ t" Q
- {# f- ~% g/ V: D7 l2 x8 Z. H, i; D
- char status;1 R/ A, B1 N( p$ X6 {
- u8 unLen; S& f1 Z) x" a2 a, @
- u8 ucComMF522Buf[MAXRLEN];
3 n A& s. ^7 P/ z - * k$ Z T) u' i
- ucComMF522Buf[0] = PICC_RESTORE;0 g) S4 o1 R* a2 P$ q
- ucComMF522Buf[1] = sourceaddr;
$ K- R' b, v0 d L - CalulateCRC(ucComMF522Buf,2,&ucComMF522Buf[2]);2 y3 K5 |9 Z; X) B! J- o
* l* a, k0 {; c; r7 F- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,4,ucComMF522Buf,&unLen);
/ s! G( e: W0 n0 f, v: `* r
; Q& u( \) y8 y3 Z) x; a$ I3 r& \- if ((status != MI_OK) || (unLen != 4) || ((ucComMF522Buf[0] & 0x0F) != 0x0A))
+ Z$ ]# D$ d7 _; ?, b7 p( F - { status = MI_ERR; }5 y0 B& L, J( k4 z) X
7 s, L) |/ T9 I$ R1 V4 v- if (status == MI_OK)0 ^$ U5 n- ^* V" I7 j3 Q8 G
- {
9 Z9 ^$ W6 t& ?- a5 J - ucComMF522Buf[0] = 0;
9 H3 R9 K: a" b, K, Z& O* a7 g - ucComMF522Buf[1] = 0;8 a5 V' Q8 t- a8 T% w) r5 F* R
- ucComMF522Buf[2] = 0;
( G; s2 [& \/ ?+ M. s$ {. K - ucComMF522Buf[3] = 0;/ d9 j W; E: w. L$ d h& S/ m
- CalulateCRC(ucComMF522Buf,4,&ucComMF522Buf[4]);
9 \' I( @+ C+ q# z4 s) j
8 V: ~& r" Y6 X1 N- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,6,ucComMF522Buf,&unLen);
! l s) j: E l& ` _ - if (status != MI_ERR)" g2 s9 q& w ~3 ~ n1 S
- { status = MI_OK; }
7 q% G+ E9 ?; G - }+ W9 f7 w$ r( I7 g$ H, z0 h
. R P4 m% @/ W) S' K, M- if (status != MI_OK), B4 Q/ m( k5 O8 N8 G0 S) \; I
- { return MI_ERR; }9 M. [ R f! }7 b9 d
- " m+ k$ F. x P! ]
- ucComMF522Buf[0] = PICC_TRANSFER;
4 `3 ^+ X8 o$ ^! q+ L9 k - ucComMF522Buf[1] = goaladdr;
9 v2 Q7 n7 I3 K4 ]" w& p' S
) y( `( z+ |1 I5 P! l( a. j% E7 J- CalulateCRC(ucComMF522Buf,2,&ucComMF522Buf[2]);& ^+ P. n. u. Z" M E. P( r
- c- {6 o" f# s4 i! e9 Y- _
- status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,4,ucComMF522Buf,&unLen);
4 x( S! C' ^) C& @ - + L% h* t9 m* r+ b5 I! U4 Q5 R
- if ((status != MI_OK) || (unLen != 4) || ((ucComMF522Buf[0] & 0x0F) != 0x0A))2 S% T0 W4 p+ S. B- ^
- { status = MI_ERR; }
. c3 f: i; h. A/ g1 d8 g/ c
" J; q5 p* {1 S' R. u& |9 `- return status;
: x% ^+ y* x* Y% h - }*/
复制代码
5 k N- K$ N+ s, F+ ?- Z( L四、说明
) s4 q- q; }+ r1.模块采用SPI驱动。5 a# l3 |; X% \ J
2.下面资料里面的程序是基于STM32F103开发的。
# W+ W8 l; _) h1 ?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