MFRC522单片机驱动源码 IO模拟spi接口调试通过能正常读到M1卡 -

#include "MFRC522.h"
#include "nrf_delay.h"
#include "nrf_gpio.h"
#include <stdint.h>
#include <string.h>
#include <stdio.h>
//#include "simple_uart.h"
extern uint32_t *p_spi_base_address;
typedef uint8_t u8;
typedef uint16_t u16;
#define _MFRC_SOFT_SPI
#define Set_MFRC_CS(x) x ? nrf_gpio_pin_set(SPI_PSELSS0):nrf_gpio_pin_clear(SPI_PSELSS0)
#define Set_MFRC_SCK(x) x ? nrf_gpio_pin_set(SPI_PSELSCK0):nrf_gpio_pin_clear(SPI_PSELSCK0)
#define Set_MFRC_MOSI(x) x ? nrf_gpio_pin_set(SPI_PSELMOSI0):nrf_gpio_pin_clear(SPI_PSELMOSI0)
#define MFRC_MISO_STATUS() nrf_gpio_pin_read(SPI_PSELMISO0)
//#define Set_MFRC_RST(x) x ? HAL_GPIO_WritePin(GPIOC, GPIO_PIN_1, GPIO_PIN_SET):HAL_GPIO_WritePin(GPIOC, GPIO_PIN_1, GPIO_PIN_RESET);
void MFRC_Delay(u16 Delay_Time)
{
u16 i, j;
for (i = 40; i > 0; i--)
{
for (j = Delay_Time; j > 0; j--);
}
}
#ifndef _MFRC_SOFT_SPI
void SPI_TxByte(u8 Dat)
{
uint8_t state;
state = spi_master_tx(p_spi_base_address, Dat);
if(state != true)
state = true;
}
u8 SPI_RxByte(void)
{
uint8_t state;
state = spi_master_rx(p_spi_base_address) ;
return state;
}
#endif
/*
/////////////////////////////////////////////////////////////////////
//? ?:?RC632???
//????:Address[IN]:?????
//? ?:????
/////////////////////////////////////////////////////////////////////
unsigned char ReadRawRC(unsigned char Address)
{
unsigned char ucResult=0;
uint8_t ucAddr;
uint8_t tx_data[2]={0x00,0x00};
uint8_t rx_data[2]={0x00,0x00};
ucAddr = ((Address << 1) & 0x7E) | 0x80;
tx_data[0] = ucAddr;
spi_master_tx_rx(p_spi_base_address, 1, tx_data, rx_data);
ucResult = rx_data[0];
return ucResult;
}
/////////////////////////////////////////////////////////////////////
//? ?:?RC632???
//????:Address[IN]:?????
// value[IN]:????
/////////////////////////////////////////////////////////////////////
void WriteRawRC(unsigned char Address, unsigned char value)
{
uint8_t tx_data[2]={0x00,0x00};
uint8_t rx_data[2]={0x00,0x00};
uint8_t ucAddr;
ucAddr = ((Address << 1) & 0x7E);
tx_data[0] = ucAddr;
tx_data[1] = value;
spi_master_tx_rx(p_spi_base_address, 2, tx_data, rx_data);
}*/
/////////////////////////////////////////////////////////////////////
//功能：读RC632寄存器
//参数说明：Address[IN]:寄存器地址
//返回：读出的值
/////////////////////////////////////////////////////////////////////
static u8 ReadRawRC(u8 Address)
{
u8 ucAddr;
u8 ret = 0;
#ifdef _MFRC_SOFT_SPI
u8 i;
Set_MFRC_SCK(0);
#endif
Set_MFRC_CS(0);
ucAddr = ((Address << 1) & 0x7E) | 0x80;
#ifdef _MFRC_SOFT_SPI
for(i=8; i>0; i--)
{
Set_MFRC_MOSI((ucAddr & 0x80) == 0x80);
Set_MFRC_SCK(1);
ucAddr <<= 1;
Set_MFRC_SCK(0);
}
for(i=8; i>0; i--)
{
Set_MFRC_SCK(1);
ret <<= 1;
ret |= MFRC_MISO_STATUS();
Set_MFRC_SCK(0);
}
#else
SPI_TxByte(ucAddr);
ret = SPI_RxByte();
#endif
Set_MFRC_CS(1);
#ifdef _MFRC_SOFT_SPI
Set_MFRC_SCK(1);
#endif
printf("REG ADDR:0x%x Val: 0x%02x\r\n",Address,ret);
return ret;
}
/////////////////////////////////////////////////////////////////////
//功能：写RC632寄存器
//参数说明：Address[IN]:寄存器地址
// value[IN]:写入的值
/////////////////////////////////////////////////////////////////////
void WriteRawRC(u8 Address, u8 value)
{
u8 ucAddr;
#ifdef _MFRC_SOFT_SPI
u8 i;
Set_MFRC_SCK(0);
#endif
Set_MFRC_CS(0);
ucAddr = ((Address << 1) & 0x7E);
#ifdef _MFRC_SOFT_SPI
printf("---write---REG ADDR:0x%x Val: 0x%02x\r\n",Address,value);
for(i=8; i>0; i--)
{
Set_MFRC_MOSI((ucAddr & 0x80) == 0x80);
Set_MFRC_SCK(1);
ucAddr <<= 1;
Set_MFRC_SCK(0);
}
for(i=8; i>0; i--)
{
Set_MFRC_MOSI((value & 0x80) == 0x80);
Set_MFRC_SCK(1);
value <<= 1;
Set_MFRC_SCK(0);
}
#else
SPI_TxByte(ucAddr);
SPI_TxByte(value);
printf("---write---REG ADDR:0x%x Val: 0x%x\r\n",Address,value);
#endif
Set_MFRC_CS(1);
#ifdef _MFRC_SOFT_SPI
Set_MFRC_SCK(1);
#endif
}
/////////////////////////////////////////////////////////////////////
//功能：清RC522寄存器位
//参数说明：reg[IN]:寄存器地址
// mask[IN]:清位值
/////////////////////////////////////////////////////////////////////
static void ClearBitMask(u8 reg, u8 mask)
{
u8 tmp = 0x0;
tmp = ReadRawRC(reg);
WriteRawRC(reg, tmp & ~mask); // clear bit mask
}
/////////////////////////////////////////////////////////////////////
//功能：置RC522寄存器位
//参数说明：reg[IN]:寄存器地址
// mask[IN]:置位值
/////////////////////////////////////////////////////////////////////
static void SetBitMask(u8 reg, u8 mask)
{
u8 tmp = 0x0;
tmp = ReadRawRC(reg);
WriteRawRC(reg, tmp | mask); // set bit mask
}
//开启天线
//每次启动或关闭天险发射之间应至少有1ms的间隔
void PcdAntennaOn(void)
{
u8 i;
i = ReadRawRC(TxControlReg);
if (!(i & 0x03))
{
SetBitMask(TxControlReg, 0x03);
}
}
//关闭天线
void PcdAntennaOff(void)
{
ClearBitMask(TxControlReg, 0x03);
}
/////////////////////////////////////////////////////////////////////
//功能：通过RC522和ISO14443卡通讯
//参数说明：Command[IN]:RC522命令字
// pIn [IN]:通过RC522发送到卡片的数据
// InLenByte[IN]:发送数据的字节长度
// pOut [OUT]:接收到的卡片返回数据
// *pOutLenBit[OUT]:返回数据的位长度
/////////////////////////////////////////////////////////////////////
#define MAXRLEN 18
static char PcdComMF522(unsigned char Command,
unsigned char *pInData,
unsigned char InLenByte,
unsigned char *pOutData,
unsigned int *pOutLenBit)
{
char status = MI_ERR;
unsigned char irqEn = 0x00;
unsigned char waitFor = 0x00;
unsigned char lastBits;
unsigned char n;
unsigned int i;
switch (Command)
{
case PCD_AUTHENT:
irqEn = 0x12;
waitFor = 0x10;
break;
case PCD_TRANSCEIVE:
irqEn = 0x77;
waitFor = 0x30;
break;
default:
break;
}
WriteRawRC(ComIEnReg, irqEn | 0x80);
ClearBitMask(ComIrqReg, 0x80);
WriteRawRC(CommandReg, PCD_IDLE);
SetBitMask(FIFOLevelReg, 0x80);
for (i = 0; i < InLenByte; i++)
{
WriteRawRC(FIFODataReg, pInData[i]);
}
WriteRawRC(CommandReg, Command);
if (Command == PCD_TRANSCEIVE)
{
SetBitMask(BitFramingReg, 0x80);
}
i = 3000;//800;
do
{
n = ReadRawRC(ComIrqReg);
i--;
} while ((i != 0) && !(n & 0x01) && !(n & waitFor));
ClearBitMask(BitFramingReg, 0x80);
if (i != 0)
{
if (!(ReadRawRC(ErrorReg) & 0x1B))
{
status = MI_OK;
if (n & irqEn & 0x01)
{
status = MI_NOTAGERR;
}
if (Command == PCD_TRANSCEIVE)
{
n = ReadRawRC(FIFOLevelReg);
lastBits = ReadRawRC(ControlReg) & 0x07;
if (lastBits)
{
*pOutLenBit = (n - 1) * 8 + lastBits;
}
else
{
*pOutLenBit = n * 8;
}
if (n == 0)
{
n = 1;
}
if (n > MAXRLEN)
{
n = MAXRLEN;
}
for (i = 0; i < n; i++)
{
pOutData[i] = ReadRawRC(FIFODataReg);
}
}
}
else
{
status = MI_ERR;
}
}
SetBitMask(ControlReg, 0x80); // stop timer now
WriteRawRC(CommandReg, PCD_IDLE);
return status;
}
/////////////////////////////////////////////////////////////////////
//功能：复位RC522
//返回: 成功返回MI_OK
/////////////////////////////////////////////////////////////////////
char PcdReset(void)
{
nrf_gpio_pin_set(SPI_RST);
MFRC_Delay(10);
nrf_gpio_pin_clear(SPI_RST);
MFRC_Delay(60000);
nrf_gpio_pin_set(SPI_RST);
MFRC_Delay(500);
WriteRawRC(CommandReg, PCD_RESETPHASE);
MFRC_Delay(2000);
WriteRawRC(ModeReg, 0x3D);
WriteRawRC(TReloadRegL, 30);
WriteRawRC(TReloadRegH, 0);
WriteRawRC(TModeReg, 0x8D);
WriteRawRC(TPrescalerReg, 0x3E);
WriteRawRC(TxAutoReg, 0x40);
ClearBitMask(TestPinEnReg, 0x80); //off MX and DTRQ out
WriteRawRC(TxAutoReg, 0x40);
return MI_OK;
}
/////////////////////////////////////////////////////////////////////
//用MF522计算CRC16函数
/////////////////////////////////////////////////////////////////////
void CalulateCRC(unsigned char *pIndata,unsigned char len,unsigned char *pOutData)
{
unsigned char i,n;
ClearBitMask(DivIrqReg,0x04);
WriteRawRC(CommandReg,PCD_IDLE);
SetBitMask(FIFOLevelReg,0x80);
for (i=0; i<len; i++)
{
WriteRawRC(FIFODataReg, *(pIndata+i));
}
WriteRawRC(CommandReg, PCD_CALCCRC);
i = 0xFF;
do
{
n = ReadRawRC(DivIrqReg);
i--;
}
while ((i!=0) && !(n&0x04));
pOutData[0] = ReadRawRC(CRCResultRegL);
pOutData[1] = ReadRawRC(CRCResultRegM);
}
//////////////////////////////////////////////////////////////////////
//设置RC522的工作方式
//////////////////////////////////////////////////////////////////////
signed char M500PcdConfigISOType(unsigned char type)
{
if('A' == type)
{
ClearBitMask(Status2Reg,0x08);
WriteRawRC(ModeReg,0x3D);
WriteRawRC(RxSelReg,0x86);
WriteRawRC(RFCfgReg,0x7F);
WriteRawRC(TReloadRegL,30);
WriteRawRC(TReloadRegH,0);
WriteRawRC(TModeReg,0x8D);
WriteRawRC(TPrescalerReg,0x3E);
MFRC_Delay(10000);
PcdAntennaOn();
}
else
{
return -1;
}
return MI_OK;
}
/***
初始化RC522
*/
void MFRC522_Init(void)
{
// MFRC_GPIOConfigure();
PcdReset();
PcdAntennaOff();
MFRC_Delay(2000);
PcdAntennaOn();
M500PcdConfigISOType('A');
}
/////////////////////////////////////////////////////////////////////
//功能：寻卡
//参数说明: req_code[IN]:寻卡方式
// 0x52 = 寻感应区内所有符合14443A标准的卡
// 0x26 = 寻未进入休眠状态的卡
// pTagType[OUT]：卡片类型代码
// 0x4400 = Mifare_UltraLight
// 0x0400 = Mifare_One(S50)
// 0x0200 = Mifare_One(S70)
// 0x0800 = Mifare_Pro(X)
// 0x4403 = Mifare_DESFire
//返回: 成功返回MI_OK
/////////////////////////////////////////////////////////////////////
char PcdRequest(u8 req_code, u8 *pTagType)
{
char status;
unsigned int unLen;
unsigned char ucComMF522Buf[MAXRLEN];
ClearBitMask(Status2Reg, 0x08);
WriteRawRC(BitFramingReg, 0x07);
SetBitMask(TxControlReg, 0x03);
//
ucComMF522Buf[0] = req_code;
status = PcdComMF522(PCD_TRANSCEIVE, ucComMF522Buf, 1, ucComMF522Buf,
&unLen);
// UART_send_byte(status);
if ((status == MI_OK) && (unLen == 0x10))
{
*pTagType = ucComMF522Buf[0];
*(pTagType + 1) = ucComMF522Buf[1];
}
else
{
status = MI_ERR;
}
return status;
}
/////////////////////////////////////////////////////////////////////
//功能：防冲撞
//参数说明: pSnr[OUT]:卡片序列号，4字节
//返回: 成功返回MI_OK
/////////////////////////////////////////////////////////////////////
char PcdAnticoll(unsigned char *pSnr)
{
char status;
unsigned char i,snr_check=0;
unsigned int unLen;
unsigned char ucComMF522Buf[MAXRLEN];
ClearBitMask(Status2Reg,0x08);
WriteRawRC(BitFramingReg,0x00);
ClearBitMask(CollReg,0x80);
ucComMF522Buf[0] = PICC_ANTICOLL1;
ucComMF522Buf[1] = 0x20;
status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,2,ucComMF522Buf,&unLen);
if (status == MI_OK)
{
for (i=0; i<4; i++)
{
*(pSnr+i) = ucComMF522Buf[i];
snr_check ^= ucComMF522Buf[i];
}
if (snr_check != ucComMF522Buf[i])
{ status = MI_ERR; }
}
SetBitMask(CollReg,0x80);
return status;
}
/////////////////////////////////////////////////////////////////////
//功能：选定卡片
//参数说明: pSnr[IN]:卡片序列号，4字节
//返回: 成功返回MI_OK
/////////////////////////////////////////////////////////////////////
char PcdSelect(unsigned char *pSnr)
{
char status;
unsigned char i;
unsigned int unLen;
unsigned char ucComMF522Buf[MAXRLEN];
ucComMF522Buf[0] = PICC_ANTICOLL1;
ucComMF522Buf[1] = 0x70;
ucComMF522Buf[6] = 0;
for (i=0; i<4; i++)
{
ucComMF522Buf[i+2] = *(pSnr+i);
ucComMF522Buf[6] ^= *(pSnr+i);
}
CalulateCRC(ucComMF522Buf,7,&ucComMF522Buf[7]);
ClearBitMask(Status2Reg,0x08);
status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,9,ucComMF522Buf,&unLen);
if ((status == MI_OK) && (unLen == 0x18))
{ status = MI_OK; }
else
{ status = MI_ERR; }
return status;
}
/////////////////////////////////////////////////////////////////////
//功能：命令卡片进入休眠状态
//返回: 成功返回MI_OK
/////////////////////////////////////////////////////////////////////
char PcdHalt(void)
{
// int status;
unsigned int unLen;
unsigned char ucComMF522Buf[MAXRLEN];
ucComMF522Buf[0] = PICC_HALT;
ucComMF522Buf[1] = 0;
CalulateCRC(ucComMF522Buf,2,&ucComMF522Buf[2]);
//status =
PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,4,ucComMF522Buf,&unLen);
return MI_OK;
}
/////////////////////////////////////////////////////////////////////
//功能：验证卡片密码
//参数说明: auth_mode[IN]: 密码验证模式
// 0x60 = 验证A密钥
// 0x61 = 验证B密钥
// addr[IN]：块地址
// pKey[IN]：密码
// pSnr[IN]：卡片序列号，4字节
//返回: 成功返回MI_OK
/////////////////////////////////////////////////////////////////////
char PcdAuthState(unsigned char auth_mode,unsigned char addr,unsigned char *pKey,unsigned char *pSnr)
{
char status;
unsigned int unLen;
unsigned char i,ucComMF522Buf[MAXRLEN];
ucComMF522Buf[0] = auth_mode;
ucComMF522Buf[1] = addr;
for (i=0; i<6; i++)
{ ucComMF522Buf[i+2] = *(pKey+i); }
for (i=0; i<6; i++)
{ ucComMF522Buf[i+8] = *(pSnr+i); }
// memcpy(&ucComMF522Buf[2], pKey, 6);
// memcpy(&ucComMF522Buf[8], pSnr, 4);
status = PcdComMF522(PCD_AUTHENT,ucComMF522Buf,12,ucComMF522Buf,&unLen);
if ((status != MI_OK) || (!(ReadRawRC(Status2Reg) & 0x08)))
{ status = MI_ERR; }
return status;
}
/////////////////////////////////////////////////////////////////////
//功能：读取M1卡一块数据
//参数说明: addr[IN]：块地址
// pData[OUT]：读出的数据，16字节
//返回: 成功返回MI_OK
/////////////////////////////////////////////////////////////////////
char PcdRead(unsigned char addr,unsigned char *pData)
{
char status;
unsigned int unLen;
unsigned char i,ucComMF522Buf[MAXRLEN];
ucComMF522Buf[0] = PICC_READ;
ucComMF522Buf[1] = addr;
CalulateCRC(ucComMF522Buf,2,&ucComMF522Buf[2]);
status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,4,ucComMF522Buf,&unLen);
if ((status == MI_OK) && (unLen == 0x90))
// { memcpy(pData, ucComMF522Buf, 16); }
{
for (i=0; i<16; i++)
{ *(pData+i) = ucComMF522Buf[i]; }
}
else
{ status = MI_ERR; }
return status;
}
/////////////////////////////////////////////////////////////////////
//功能：写数据到M1卡一块
//参数说明: addr[IN]：块地址
// pData[IN]：写入的数据，16字节
//返回: 成功返回MI_OK
/////////////////////////////////////////////////////////////////////
char PcdWrite(unsigned char addr,unsigned char *pData)
{
char status;
unsigned int unLen;
unsigned char i,ucComMF522Buf[MAXRLEN];
ucComMF522Buf[0] = PICC_WRITE;
ucComMF522Buf[1] = addr;
CalulateCRC(ucComMF522Buf,2,&ucComMF522Buf[2]);
status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,4,ucComMF522Buf,&unLen);
if ((status != MI_OK) || (unLen != 4) || ((ucComMF522Buf[0] & 0x0F) != 0x0A))
{ status = MI_ERR; }
if (status == MI_OK)
{
//memcpy(ucComMF522Buf, pData, 16);
for (i=0; i<16; i++)
{ ucComMF522Buf[i] = *(pData+i); }
CalulateCRC(ucComMF522Buf,16,&ucComMF522Buf[16]);
status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,18,ucComMF522Buf,&unLen);
if ((status != MI_OK) || (unLen != 4) || ((ucComMF522Buf[0] & 0x0F) != 0x0A))
{ status = MI_ERR; }
}
return status;
}
/////////////////////////////////////////////////////////////////////
//功能：扣款和充值
//参数说明: dd_mode[IN]：命令字
// 0xC0 = 扣款
// 0xC1 = 充值
// addr[IN]：钱包地址
// pValue[IN]：4字节增(减)值，低位在前
//返回: 成功返回MI_OK
/////////////////////////////////////////////////////////////////////
char PcdValue(unsigned char dd_mode,unsigned char addr,unsigned char *pValue)
{
char status;
unsigned int unLen;
unsigned char ucComMF522Buf[MAXRLEN];
ucComMF522Buf[0] = dd_mode;
ucComMF522Buf[1] = addr;
CalulateCRC(ucComMF522Buf,2,&ucComMF522Buf[2]);
status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,4,ucComMF522Buf,&unLen);
if ((status != MI_OK) || (unLen != 4) || ((ucComMF522Buf[0] & 0x0F) != 0x0A))
{ status = MI_ERR; }
if (status == MI_OK)
{
memcpy(ucComMF522Buf, pValue, 4);
// for (i=0; i<16; i++)
// { ucComMF522Buf[i] = *(pValue+i); }
CalulateCRC(ucComMF522Buf,4,&ucComMF522Buf[4]);
unLen = 0;
status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,6,ucComMF522Buf,&unLen);
if (status != MI_ERR)
{ status = MI_OK; }
}
if (status == MI_OK)
{
ucComMF522Buf[0] = PICC_TRANSFER;
ucComMF522Buf[1] = addr;
CalulateCRC(ucComMF522Buf,2,&ucComMF522Buf[2]);
status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,4,ucComMF522Buf,&unLen);
if ((status != MI_OK) || (unLen != 4) || ((ucComMF522Buf[0] & 0x0F) != 0x0A))
{ status = MI_ERR; }
}
return status;
}
/////////////////////////////////////////////////////////////////////
//功能：备份钱包
//参数说明: sourceaddr[IN]：源地址
// goaladdr[IN]：目标地址
//返回: 成功返回MI_OK
/////////////////////////////////////////////////////////////////////
char PcdBakValue(unsigned char sourceaddr, unsigned char goaladdr)
{
char status;
unsigned int unLen;
unsigned char ucComMF522Buf[MAXRLEN];
ucComMF522Buf[0] = PICC_RESTORE;
ucComMF522Buf[1] = sourceaddr;
CalulateCRC(ucComMF522Buf,2,&ucComMF522Buf[2]);
status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,4,ucComMF522Buf,&unLen);
if ((status != MI_OK) || (unLen != 4) || ((ucComMF522Buf[0] & 0x0F) != 0x0A))
{ status = MI_ERR; }
if (status == MI_OK)
{
ucComMF522Buf[0] = 0;
ucComMF522Buf[1] = 0;
ucComMF522Buf[2] = 0;
ucComMF522Buf[3] = 0;
CalulateCRC(ucComMF522Buf,4,&ucComMF522Buf[4]);
status = PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,6,ucComMF522Buf,&unLen);
if (status != MI_ERR)
{ status = MI_OK; }
}
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