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The development environment is available in /usr/local/Ac6/SystemWorkbench and then to start it write ./eclipse . The details about the environment are available at http://www.openstm32.org
/usr/local/Ac6/SystemWorkbench
./eclipse
cd /usr/local/Ac6/SystemWorkbench ./eclipse
Show to the lab instructor you can:
This is the code from 01stm32f401.tar.gz main.c which initialize the HW and allows to send a string from NUCLEO to PC.
// // ****************************************************************************** // @file main.c // @author CPL (Pavel Paces, based on STM examples) // @version V0.0 // @date 01-October-2016 // @brief Serial line over ST-Link example // Nucleo STM32F401RE USART2 (Tx PA.2, Rx PA.3) // // ****************************************************************************** // #include "stm32f4xx.h" // ******************************************************************************* // // @brief Enable MCU internal connections to USART and GPIO // void RCC_Configuration(void) { // --- System Clocks Configuration // USART2 clock enable RCC_APB1PeriphClockCmd(RCC_APB1Periph_USART2, ENABLE); // GPIOA clock enable RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOA, ENABLE); } // END void RCC_Configuration(void) // ******************************************************************************* // // @brief Input/output pins configuration // void GPIO_Configuration(void) { GPIO_InitTypeDef GPIO_InitStructure; // GPIO Configuration GPIO_InitStructure.GPIO_Pin = GPIO_Pin_2 | GPIO_Pin_3; // PA.2 USART2_TX, PA.3 USART2_RX GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF; GPIO_InitStructure.GPIO_OType = GPIO_OType_PP; GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL; GPIO_InitStructure.GPIO_Speed = GPIO_Speed_2MHz; GPIO_Init(GPIOA, &GPIO_InitStructure); // Alternative Functions: Connect USART pins to AF GPIO_PinAFConfig(GPIOA, GPIO_PinSource2, GPIO_AF_USART2); GPIO_PinAFConfig(GPIOA, GPIO_PinSource3, GPIO_AF_USART2); } // END void GPIO_Configuration(void) // ******************************************************************************* // // @brief Baud rate settings // void USART2_Configuration(void) { USART_InitTypeDef USART_InitStructure; // USARTx configuration // - BaudRate = 115200 baud // - Word Length = 8 Bits // - One Stop Bit // - No parity // - Hardware flow control disabled (RTS and CTS signals) // - Receive and transmit enabled USART_InitStructure.USART_BaudRate = (9600)*3; USART_InitStructure.USART_WordLength = USART_WordLength_8b; USART_InitStructure.USART_StopBits = USART_StopBits_1; USART_InitStructure.USART_Parity = USART_Parity_No; USART_InitStructure.USART_HardwareFlowControl = USART_HardwareFlowControl_None; USART_InitStructure.USART_Mode = USART_Mode_Rx | USART_Mode_Tx; USART_Init(USART2, &USART_InitStructure); USART_Cmd(USART2, ENABLE); } // END void USART2_Configuration(void) // ******************************************************************************* // // @brief The function sends characters until 0 // void OutString(char *s) { while(*s) { // Wait for Tx Empty while(USART_GetFlagStatus(USART2, USART_FLAG_TXE) == RESET); // Send Char USART_SendData(USART2, *s++); } // END while } // END void OutString(char *s) // ******************************************************************************* // // @brief Main loop // int main(void) { // Init RCC_Configuration(); GPIO_Configuration(); USART2_Configuration(); // Process OutString("Welcome to Nucleo F401RE\r\n"); while(1) // Don't want to exit { uint16_t Data; while(USART_GetFlagStatus(USART2, USART_FLAG_RXNE) == RESET); // Wait for Char Data = USART_ReceiveData(USART2); // Collect Char while(USART_GetFlagStatus(USART2, USART_FLAG_TXE) == RESET); // Wait for Empty OutString("Welcome to Nucleo F401RE\r\n"); USART_SendData(USART2, Data); // Echo Char OutString("\n"); } // END while(1) } // END main // ******************************************************************************* #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 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) */ while (1) {} } #endif