Content originally posted in LPCWare by kavita on Sun Aug 23 22:15:30 MST 2015
/**
******************************************************************************
* File Name : main.c
* Description : Main program body
******************************************************************************
*
* COPYRIGHT(c) 2015 STMicroelectronics
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. Neither the name of STMicroelectronics nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
******************************************************************************
*/
/* Includes ------------------------------------------------------------------*/
#include "stm32f0xx_hal.h"
/* USER CODE BEGIN Includes */
#include "tm_stm32f4_mfrc522.h"
#include "tm_stm32f4_hd44780.h"
#include "matrix.h"
/* USER CODE END Includes */
/* Private variables ---------------------------------------------------------*/
SPI_HandleTypeDef hspi1;
UART_HandleTypeDef huart2;
/* USER CODE BEGIN PV */
uint8_t CardID[5]="";
uint8_t page=0;
char change;
uint8_t flag0=0,flag1=0,flag2=0,flag3=0,flag4=0,flag5=0,flag6=0,flag7=0,flag8=0;
uint8_t Auth_flag=0,p,s,t,x;
extern char trans[8];
extern char*c;
extern volatile char buffer[16];
char LCD[]=" PLEASE SHOW RFID TAG ";
char *lcd;
char LCD0[]="Tag no:";
char *lcd0;
char VEHICLE[]=" Vehicle no: ";
char *vehicle;
char VHNO[]=" 0000 ";
char *vhno;
char LCD1[]="PLEASE ENTER Km:" ;
char *lcd1;
char LCD2[]=" 00000.00km " ;
char *lcd2;
char LCD3[]="PLEASE ENTER Hr:" ;
char *lcd3;
char LCD4[]=" 00000.00hr " ;
char *lcd4;
char LCD5[]=" Authenticate? " ;
char *lcd5;
char LCD6[]=" 0=NO 1=YES " ;
char *lcd6;
char LCD7[]=" PRESS ENTER ";
char *lcd7;
char LCD8[]=" Waiting for Authenticate " ;
char *lcd8;
char LCD9[]=" Fueling start ";
char *lcd9;
uint8_t store[30];
void store_data(void);
uint8_t key1[]={0xFF,0xFF,0xFF,0xFF,0xFF,0xFF};
uint8_t rec[50],auth;
/* USER CODE END PV */
/* Private function prototypes -----------------------------------------------*/
void SystemClock_Config(void);
static void MX_GPIO_Init(void);
static void MX_SPI1_Init(void);
static void MX_USART2_UART_Init(void);
/* USER CODE BEGIN PFP */
/* USER CODE END PFP */
/* USER CODE BEGIN 0 */
/* USER CODE END 0 */
int main(void)
{
/* USER CODE BEGIN 1 */
/* USER CODE END 1 */
/* MCU Configuration----------------------------------------------------------*/
/* Reset of all peripherals, Initializes the Flash interface and the Systick. */
HAL_Init();
/* Configure the system clock */
SystemClock_Config();
/* Initialize all configured peripherals */
MX_GPIO_Init();
MX_SPI1_Init();
MX_USART2_UART_Init();
/* USER CODE BEGIN 2 */
TM_HD44780_Init(16,2); /*initialize lcd*/
/*
PIN CONFIGURATION
PA5 --> SCK
PA6 --> MISO
PA7 --> MOSI
PC4 --> CS
PA4 --> TO MFRC RST pin
*/
HAL_GPIO_WritePin(GPIOA,GPIO_PIN_4,GPIO_PIN_SET);
HAL_GPIO_WritePin(GPIOC,GPIO_PIN_4, GPIO_PIN_RESET); /* CS PIN */
HAL_Delay(1);
TM_MFRC522_Init(); /*Initialization of MFRC522 */
if(TM_MFRC522_Check(CardID) == MI_OK)
{
//
// char LCD[]="Tag no:";
// char *lcd;
// lcd = &LCD[0];
// c =&CardID[0];
// TM_HD44780_Puts(0,0,lcd) ;
// TM_HD44780_Puts(7,0,lcd);
}
//
/* USER CODE END 2 */
/* Infinite loop */
/* USER CODE BEGIN WHILE */
while (1)
{
/* USER CODE END WHILE */
/* USER CODE BEGIN 3 */
page=0;
switch(page)
{
case 0: //display please show RFID card
p=0;
if(flag0==0)
{
lcd = &LCD[0];
TM_HD44780_Puts(0,0,lcd) ;
flag0=1;
}
if(TM_MFRC522_Check(CardID) == MI_OK) //checks whether the card is there...
{
if(TM_MFRC522_SelectTag(CardID))
{
//auth=TM_MFRC522_ReadRegister(MFRC522_REG_STATUS2);
for(auth=4;auth<11;auth++)
{
//auth=TM_MFRC522_SelectTag(CardID);
if(TM_MFRC522_Auth(PICC_AUTHENT1A,4,key1,CardID)==MI_OK)
{
page++;
TM_MFRC522_Read(4,rec);
// }
auth=TM_MFRC522_ReadRegister(MFRC522_REG_STATUS2);
if(TM_MFRC522_Auth(PICC_AUTHENT1B,4,key1,CardID)==MI_OK)
{
TM_MFRC522_Read(4,rec);
}
//}
// }
}
break;
/* USER CODE END 3 */
/** System Clock Configuration
*/
void SystemClock_Config(void)
{
RCC_OscInitTypeDef RCC_OscInitStruct;
RCC_ClkInitTypeDef RCC_ClkInitStruct;
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
RCC_OscInitStruct.HSIState = RCC_HSI_ON;
RCC_OscInitStruct.HSICalibrationValue = 16;
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI;
RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL8;
RCC_OscInitStruct.PLL.PREDIV = RCC_PREDIV_DIV1;
HAL_RCC_OscConfig(&RCC_OscInitStruct);
RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
|RCC_CLOCKTYPE_PCLK1;
RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV2;
RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_0);
HAL_SYSTICK_Config(HAL_RCC_GetHCLKFreq()/1000);
HAL_SYSTICK_CLKSourceConfig(SYSTICK_CLKSOURCE_HCLK);
}
/* SPI1 init function */
void MX_SPI1_Init(void)
{
hspi1.Instance = SPI1;
hspi1.Init.Mode = SPI_MODE_MASTER;
hspi1.Init.Direction = SPI_DIRECTION_2LINES;
hspi1.Init.DataSize = SPI_DATASIZE_8BIT;
hspi1.Init.CLKPolarity = SPI_POLARITY_LOW;
hspi1.Init.CLKPhase = SPI_PHASE_1EDGE;
hspi1.Init.NSS = SPI_NSS_SOFT;
hspi1.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_2;
hspi1.Init.FirstBit = SPI_FIRSTBIT_MSB;
hspi1.Init.TIMode = SPI_TIMODE_DISABLED;
hspi1.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLED;
hspi1.Init.CRCPolynomial = 10;
hspi1.Init.CRCLength = SPI_CRC_LENGTH_DATASIZE;
hspi1.Init.NSSPMode = SPI_NSS_PULSE_ENABLED;
HAL_SPI_Init(&hspi1);
}
/* USART2 init function */
void MX_USART2_UART_Init(void)
{
huart2.Instance = USART2;
huart2.Init.BaudRate = 9600;
huart2.Init.WordLength = UART_WORDLENGTH_8B;
huart2.Init.StopBits = UART_STOPBITS_1;
huart2.Init.Parity = UART_PARITY_NONE;
huart2.Init.Mode = UART_MODE_TX_RX;
huart2.Init.HwFlowCtl = UART_HWCONTROL_NONE;
huart2.Init.OverSampling = UART_OVERSAMPLING_16;
huart2.Init.OneBitSampling = UART_ONEBIT_SAMPLING_DISABLED ;
huart2.AdvancedInit.AdvFeatureInit = UART_ADVFEATURE_NO_INIT;
HAL_UART_Init(&huart2);
}
/** Configure pins as
* Analog
* Input
* Output
* EVENT_OUT
* EXTI
*/
void MX_GPIO_Init(void)
{
GPIO_InitTypeDef GPIO_InitStruct;
/* GPIO Ports Clock Enable */
__GPIOA_CLK_ENABLE();
__GPIOF_CLK_ENABLE();
__GPIOC_CLK_ENABLE();
__GPIOB_CLK_ENABLE();
__GPIOD_CLK_ENABLE();
/*Configure GPIO pin : PA0 */
GPIO_InitStruct.Pin = GPIO_PIN_0;
GPIO_InitStruct.Mode = GPIO_MODE_EVT_RISING;
GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
/*Configure GPIO pin : PF5 */
GPIO_InitStruct.Pin = GPIO_PIN_5;
GPIO_InitStruct.Mode = GPIO_MODE_EVT_RISING;
GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(GPIOF, &GPIO_InitStruct);
/*Configure GPIO pin : PA4 */
GPIO_InitStruct.Pin = GPIO_PIN_4;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_HIGH;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
/*Configure GPIO pins : PC4 PC8 PC9 PC12 */
GPIO_InitStruct.Pin = GPIO_PIN_4|GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_12;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_HIGH;
HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
/*Configure GPIO pins : PB12 PB3 PB4 PB5
PB6 PB7 */
GPIO_InitStruct.Pin = GPIO_PIN_12|GPIO_PIN_3|GPIO_PIN_4|GPIO_PIN_5
|GPIO_PIN_6|GPIO_PIN_7;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_LOW;
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
/*Configure GPIO pins : PB13 PB14 PB15 */
GPIO_InitStruct.Pin = GPIO_PIN_13|GPIO_PIN_14|GPIO_PIN_15;
GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
GPIO_InitStruct.Pull = GPIO_PULLDOWN;
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
/*Configure GPIO pins : PC6 PC7 */
GPIO_InitStruct.Pin = GPIO_PIN_6|GPIO_PIN_7;
GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
GPIO_InitStruct.Pull = GPIO_PULLDOWN;
HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
/*Configure GPIO pins : PA8 PA9 PA10 */
GPIO_InitStruct.Pin = GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_10;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_MEDIUM;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
/*Configure GPIO pin : PA15 */
GPIO_InitStruct.Pin = GPIO_PIN_15;
GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
/*Configure GPIO pin : PD2 */
GPIO_InitStruct.Pin = GPIO_PIN_2;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_LOW;
HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
/* EXTI interrupt init*/
HAL_NVIC_SetPriority(EXTI4_15_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(EXTI4_15_IRQn);
}
/* USER CODE BEGIN 4 */
void store_data()
{
if(p==1) //stores tag id
{
for(s=0,t=0;s<8;s++,t++)
{
store[s]=trans[t];
}
}
if(p==2) //stores vehicle no
{
for(s=8,t=6;s<12;s++,t++)
{
store[s]=buffer[t];
}
}
if(p==3)
{
for(s=12,t=4;s<20;s++,t++)
{
store[s]=buffer[t];
}
}
if(p==4)
{
for(s=20,t=4;s<28;s++,t++)
{
store[s]=buffer[t];
}
}
}
/* USER CODE END 4 */
#ifdef USE_FULL_ASSERT
/**
* @brief Reports the name of the source file and the source line number
* where the assert_param error has occurred.
* @param file: pointer to the source file name
* @param line: assert_param error line source number
* @retval None
*/
void assert_failed(uint8_t* file, uint32_t line)
{
/* USER CODE BEGIN 6 */
/* User can add his own implementation to report the file name and line number,
ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
/* USER CODE END 6 */
}
#endif
/**
* @}
*/
/**
* @}
*/
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/