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- /**
- ******************************************************************************
- * 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 "EtherShield.h"
- #define BUF_SIZE (1<<10)
- /* USER CODE END Includes */
- /* Private variables ---------------------------------------------------------*/
- SPI_HandleTypeDef hspi1;
- UART_HandleTypeDef huart3;
- /* USER CODE BEGIN PV */
- /* Private variables ---------------------------------------------------------*/
- /* 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_USART3_UART_Init(void);
- /* USER CODE BEGIN PFP */
- /* Private function prototypes -----------------------------------------------*/
- void error (float error_num, char infinite) {
- //printf("%u\r\n", error_num);
- if (infinite)
- while (1) {
- int i = 0;
- while (i++ < ((int)((float)(error_num) / 1) + 1) ) {
- GPIOA->BSRR = GPIO_PIN_5;
- HAL_Delay(1000 / error_num);
- GPIOA->BSRR = GPIO_PIN_5 << 16;
- HAL_Delay(1000 / error_num);
- }
- };
- GPIOA->BSRR = GPIO_PIN_5;
- HAL_Delay(1000);
- GPIOA->BSRR = GPIO_PIN_5 << 16;
- int i=0;
- while (i++ < error_num) {
- GPIOA->BSRR = GPIO_PIN_5;
- HAL_Delay(300);
- GPIOA->BSRR = GPIO_PIN_5 << 16;
- HAL_Delay(200);
- }
- HAL_Delay(500);
- NVIC_SystemReset();
- return;
- }
- static inline void blink(int times, int delay) {
- int i = 0;
- while (i++ < times) {
- GPIOA->BSRR = GPIO_PIN_5;
- HAL_Delay(delay);
- GPIOA->BSRR = GPIO_PIN_5 << 16;
- HAL_Delay(delay);
- }
- return;
- }
- void ES_PingCallback(void) {
- //STM_EVAL_LEDToggle(LED4);
- }
- /* 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_USART3_UART_Init();
- /* USER CODE BEGIN 2 */
- /* USER CODE END 2 */
- /* Infinite loop */
- /* USER CODE BEGIN WHILE */
- uint8_t mac[] = {02, 03, 04, 05, 06, 07};
- uint8_t ip[] = {10,4,33,123};
- static uint8_t buf[BUF_SIZE + 1];
- ES_enc28j60SpiInit(&hspi1);
- ES_enc28j60Init(mac);
- uint8_t enc28j60_rev = ES_enc28j60Revision();
- if (enc28j60_rev <= 0)
- error(2, 0);
- ES_init_ip_arp_udp_tcp(mac, ip, 23);
- while (1)
- {
- uint16_t dat_p;
- // read packet, handle ping and wait for a tcp packet:
- dat_p = ES_packetloop_icmp_tcp(buf,
- ES_enc28j60PacketReceive(BUF_SIZE, buf));
- /* dat_p will be unequal to zero if there is a valid
- * http get */
- if (dat_p == 0) {
- // no http request
- continue;
- }
- /* USER CODE END WHILE */
- /* USER CODE BEGIN 3 */
- }
- /* USER CODE END 3 */
- }
- /** System Clock Configuration
- */
- void SystemClock_Config(void)
- {
- RCC_OscInitTypeDef RCC_OscInitStruct;
- RCC_ClkInitTypeDef RCC_ClkInitStruct;
- RCC_PeriphCLKInitTypeDef PeriphClkInit;
- RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
- RCC_OscInitStruct.HSEState = RCC_HSE_ON;
- RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
- RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
- RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL12;
- RCC_OscInitStruct.PLL.PREDIV = RCC_PREDIV_DIV2;
- HAL_RCC_OscConfig(&RCC_OscInitStruct);
- RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_SYSCLK;
- RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
- RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
- RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
- HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1);
- PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USART3;
- PeriphClkInit.Usart3ClockSelection = RCC_USART3CLKSOURCE_PCLK1;
- HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit);
- 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_8;
- 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);
- }
- /* USART3 init function */
- void MX_USART3_UART_Init(void)
- {
- huart3.Instance = USART3;
- huart3.Init.BaudRate = 115200;
- huart3.Init.WordLength = UART_WORDLENGTH_7B;
- huart3.Init.StopBits = UART_STOPBITS_1;
- huart3.Init.Parity = UART_PARITY_NONE;
- huart3.Init.Mode = UART_MODE_TX_RX;
- huart3.Init.HwFlowCtl = UART_HWCONTROL_NONE;
- huart3.Init.OverSampling = UART_OVERSAMPLING_16;
- huart3.Init.OneBitSampling = UART_ONEBIT_SAMPLING_DISABLED;
- huart3.AdvancedInit.AdvFeatureInit = UART_ADVFEATURE_NO_INIT;
- HAL_UART_Init(&huart3);
- }
- /** Configure pins as
- * Analog
- * Input
- * Output
- * EVENT_OUT
- * EXTI
- PA2 ------> USART2_TX
- PA3 ------> USART2_RX
- */
- void MX_GPIO_Init(void)
- {
- GPIO_InitTypeDef GPIO_InitStruct;
- /* GPIO Ports Clock Enable */
- __GPIOC_CLK_ENABLE();
- __GPIOF_CLK_ENABLE();
- __GPIOA_CLK_ENABLE();
- __GPIOB_CLK_ENABLE();
- /*Configure GPIO pin : PC13 */
- GPIO_InitStruct.Pin = GPIO_PIN_13;
- GPIO_InitStruct.Mode = GPIO_MODE_EVT_RISING;
- GPIO_InitStruct.Pull = GPIO_NOPULL;
- HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
- /*Configure GPIO pins : PA2 PA3 */
- GPIO_InitStruct.Pin = GPIO_PIN_2|GPIO_PIN_3;
- GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
- GPIO_InitStruct.Pull = GPIO_NOPULL;
- GPIO_InitStruct.Speed = GPIO_SPEED_LOW;
- GPIO_InitStruct.Alternate = GPIO_AF1_USART2;
- HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
- /*Configure GPIO pins : PA4 PA5 */
- GPIO_InitStruct.Pin = GPIO_PIN_4|GPIO_PIN_5;
- GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
- GPIO_InitStruct.Pull = GPIO_NOPULL;
- GPIO_InitStruct.Speed = GPIO_SPEED_LOW;
- HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
- }
- /* USER CODE BEGIN 4 */
- /* 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****/
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