342 lines
10 KiB
C
342 lines
10 KiB
C
/**
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******************************************************************************
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* @file usart.c
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* @author AMG Energy Solution Team
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* @version V1.0.0
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* @date 07-Feb-2022
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* @brief This file provides all the codes of the usart comm. functions.
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******************************************************************************
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* @attention
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*
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* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
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* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
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* TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
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* DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
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* FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
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* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
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*
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* <h2><center>© COPYRIGHT 2022 AMG</center></h2>
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******************************************************************************
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*/
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/** @addtogroup mBMS2
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* @{
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*/
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/* Includes ------------------------------------------------------------------*/
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#include "usart.h"
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#include <includes.h>
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/* Private typedef -----------------------------------------------------------*/
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/* Private define ------------------------------------------------------------*/
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#ifdef CONSOLE_DEBUG
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/* USART channel definition */
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#define DEBUG_CH (M4_USART1)
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/* USART baudrate definition */
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#define DEBUG_BAUDRATE (115200ul)
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/* USART RX Port/Pin definition */
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#define DEBUG_RX_PORT (PortA)
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#define DEBUG_RX_PIN (Pin10)
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#define DEBUG_RX_FUNC (Func_Usart1_Rx)
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/* USART TX Port/Pin definition */
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#define DEBUG_TX_PORT (PortA)
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#define DEBUG_TX_PIN (Pin09)
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#define DEBUG_TX_FUNC (Func_Usart1_Tx)
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/* USART interrupt number */
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#define DEBUG_RI_NUM (INT_USART1_RI)
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#define DEBUG_EI_NUM (INT_USART1_EI)
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#define DEBUG_TI_NUM (INT_USART1_TI)
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#define DEBUG_TCI_NUM (INT_USART1_TCI)
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/* Private macro -------------------------------------------------------------*/
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/* Private variables ---------------------------------------------------------*/
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/* Private function prototypes -----------------------------------------------*/
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void debug_port_init(void);
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void DebugRxIrqCallback(void); //Serial port 1 interrupt service routine
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void DebugTxIrqCallback(void); //Serial port 1 interrupt service routine
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void DebugErrIrqCallback(void);
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void DebugTxCmpltIrqCallback(void);
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#endif /* CONSOLE_DEBUG */
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/* Private functions ---------------------------------------------------------*/
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/**
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*******************************************************************************
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** \brief Re-target fputc function.
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**
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** \param [in] ch
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** \param [in] f
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**
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** \retval int32_t
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**
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******************************************************************************/
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int32_t fputc(int32_t ch, FILE *f)
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{
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(void)f; /* Prevent unused argument compilation warning */
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#ifdef CONSOLE_DEBUG
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Debug_PutChar(ch);
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#endif // #ifdef CONSOLE_DEBUG
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return ch;
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}
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#ifdef CONSOLE_DEBUG
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UART1_Info Uart1;
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//Initializes IO serial port 1
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//Bound: baud rate
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void debug_usart_init(void)
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{
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en_result_t enRet = Ok;
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stc_irq_regi_conf_t stcIrqRegiCfg;
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const stc_usart_uart_init_t stcInitCfg = {
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UsartIntClkCkNoOutput,
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UsartClkDiv_1,
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UsartDataBits8,
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UsartDataLsbFirst,
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UsartOneStopBit,
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UsartParityNone,
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UsartSampleBit8,
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UsartStartBitFallEdge,
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UsartRtsEnable,
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};
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debug_port_init();
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/* Initialize UART */
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enRet = USART_UART_Init(DEBUG_CH, &stcInitCfg);
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if (enRet != Ok)
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{
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while (1)
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{
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}
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}
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/* Set baudrate */
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enRet = USART_SetBaudrate(DEBUG_CH, DEBUG_BAUDRATE);
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if (enRet != Ok)
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{
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while (1)
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{
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}
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}
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/* Set USART RX IRQ */
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stcIrqRegiCfg.enIRQn = Int000_IRQn;
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stcIrqRegiCfg.pfnCallback = &DebugRxIrqCallback;
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stcIrqRegiCfg.enIntSrc = DEBUG_RI_NUM;
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enIrqRegistration(&stcIrqRegiCfg);
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NVIC_SetPriority(stcIrqRegiCfg.enIRQn, DDL_IRQ_PRIORITY_DEFAULT);
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NVIC_ClearPendingIRQ(stcIrqRegiCfg.enIRQn);
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NVIC_EnableIRQ(stcIrqRegiCfg.enIRQn);
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/* Set USART RX error IRQ */
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stcIrqRegiCfg.enIRQn = Int001_IRQn;
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stcIrqRegiCfg.pfnCallback = &DebugErrIrqCallback;
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stcIrqRegiCfg.enIntSrc = DEBUG_EI_NUM;
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enIrqRegistration(&stcIrqRegiCfg);
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NVIC_SetPriority(stcIrqRegiCfg.enIRQn, DDL_IRQ_PRIORITY_DEFAULT);
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NVIC_ClearPendingIRQ(stcIrqRegiCfg.enIRQn);
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NVIC_EnableIRQ(stcIrqRegiCfg.enIRQn);
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/* Set USART TX IRQ */
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stcIrqRegiCfg.enIRQn = Int002_IRQn;
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stcIrqRegiCfg.pfnCallback = &DebugTxIrqCallback;
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stcIrqRegiCfg.enIntSrc = DEBUG_TI_NUM;
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enIrqRegistration(&stcIrqRegiCfg);
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NVIC_SetPriority(stcIrqRegiCfg.enIRQn, DDL_IRQ_PRIORITY_DEFAULT);
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NVIC_ClearPendingIRQ(stcIrqRegiCfg.enIRQn);
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NVIC_EnableIRQ(stcIrqRegiCfg.enIRQn);
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/* Set USART TX complete IRQ */
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stcIrqRegiCfg.enIRQn = Int003_IRQn;
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stcIrqRegiCfg.pfnCallback = &DebugTxCmpltIrqCallback;
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stcIrqRegiCfg.enIntSrc = DEBUG_TCI_NUM;
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enIrqRegistration(&stcIrqRegiCfg);
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NVIC_SetPriority(stcIrqRegiCfg.enIRQn, DDL_IRQ_PRIORITY_DEFAULT);
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NVIC_ClearPendingIRQ(stcIrqRegiCfg.enIRQn);
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NVIC_EnableIRQ(stcIrqRegiCfg.enIRQn);
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/*Enable RX && RX interupt function*/
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USART_FuncCmd(DEBUG_CH, UsartRx, Enable);
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// USART_FuncCmd(DEBUG_CH, UsartTx, Enable);
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USART_FuncCmd(DEBUG_CH, UsartRxInt, Enable);
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// USART_FuncCmd(DEBUG_CH, UsartTxAndTxEmptyInt, Enable);
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}
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void debug_port_init(void)
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{
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uint32_t u32Fcg1Periph = PWC_FCG1_PERIPH_USART1 | PWC_FCG1_PERIPH_USART2 | \
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PWC_FCG1_PERIPH_USART3 | PWC_FCG1_PERIPH_USART4;
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/* Enable peripheral clock */
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PWC_Fcg1PeriphClockCmd(u32Fcg1Periph, Enable);
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/* Initialize USART IO */
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PORT_SetFunc(DEBUG_RX_PORT, DEBUG_RX_PIN, DEBUG_RX_FUNC, Disable);
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PORT_SetFunc(DEBUG_TX_PORT, DEBUG_TX_PIN, DEBUG_TX_FUNC, Disable);
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}
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/**
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*******************************************************************************
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** \brief Debug RX irq callback function.
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**
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** \param [in] None
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**
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** \retval None
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**
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******************************************************************************/
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void DebugRxIrqCallback(void) //Serial port 1 interrupt service routine
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{
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uint8_t rx_data;
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if (Set == USART_GetStatus(DEBUG_CH, UsartRxNoEmpty))
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{
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rx_data = USART_RecData(DEBUG_CH) & 0xFF; /* Read one byte from the receive data register. */
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Uart1.RxBuf[Uart1.RxInPos++] = rx_data;
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Uart1.RxInPos %= UART1_RX_BUFFER_SIZE;
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if (Uart1.RxInPos == Uart1.RxOutPos)
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{
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Uart1.RxOutPos++;
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Uart1.RxOutPos %= UART1_RX_BUFFER_SIZE;
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}
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}
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NVIC_ClearPendingIRQ(Int000_IRQn);
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}
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/**
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*******************************************************************************
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** \brief Debug RX error irq callback function.
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**
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** \param [in] None
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**
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** \retval None
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**
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******************************************************************************/
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static void DebugErrIrqCallback(void)
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{
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if (Set == USART_GetStatus(DEBUG_CH, UsartFrameErr))
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{
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USART_ClearStatus(DEBUG_CH, UsartFrameErr);
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}
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if (Set == USART_GetStatus(DEBUG_CH, UsartParityErr))
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{
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USART_ClearStatus(DEBUG_CH, UsartParityErr);
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}
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if (Set == USART_GetStatus(DEBUG_CH, UsartOverrunErr))
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{
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USART_ClearStatus(DEBUG_CH, UsartOverrunErr);
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}
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NVIC_ClearPendingIRQ(Int001_IRQn);
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}
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void DebugTxIrqCallback(void) //Serial port 1 interrupt service routine
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{
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if (Set == USART_GetStatus(DEBUG_CH, UsartTxEmpty))
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{
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/* Write one byte to the transmit data register */
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USART_SendData(DEBUG_CH, Uart1.TxBuf[Uart1.TxOutPos++]);
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Uart1.TxOutPos %= UART1_TX_BUFFER_SIZE;
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if (Uart1.TxOutPos == Uart1.TxInPos)
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{
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/* Disable the USART1 Transmit interrupt */
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USART_FuncCmd(DEBUG_CH, UsartTxEmptyInt, Disable);
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USART_FuncCmd(DEBUG_CH, UsartTxCmpltInt, Enable);
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}
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}
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NVIC_ClearPendingIRQ(Int002_IRQn);
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}
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/**
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*******************************************************************************
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** \brief USART TX complete irq callback function.
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**
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** \param [in] None
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**
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** \retval None
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**
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******************************************************************************/
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static void DebugTxCmpltIrqCallback(void)
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{
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USART_FuncCmd(DEBUG_CH, UsartTxCmpltInt, Disable);
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USART_FuncCmd(DEBUG_CH, UsartTx, Disable);
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NVIC_ClearPendingIRQ(Int003_IRQn);
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}
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/*******************************************************************************
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* Function Name : void UART1_PutChar(char data)
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* Description : Send 1 byte via UART1
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* Parameters : ASCII code
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* Return : None
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*******************************************************************************/
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void Debug_PutChar(const uint8_t ascii)
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{
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while (((Uart1.TxInPos + 1)% UART1_TX_BUFFER_SIZE) == (Uart1.TxOutPos % UART1_TX_BUFFER_SIZE))
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USART_FuncCmd(DEBUG_CH, UsartTxAndTxEmptyInt, Enable);
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Uart1.TxBuf[Uart1.TxInPos++] = ascii;
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Uart1.TxInPos %= UART1_TX_BUFFER_SIZE;
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USART_FuncCmd(DEBUG_CH, UsartTxAndTxEmptyInt, Enable);
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}
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/*******************************************************************************
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* Function Name : uint8_t UART1_GetChar(char *data)
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* Description : Send 1 byte data to UART1 transmit buffer
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* Parameters : none
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* Return : Transmission result (0: buffer empty, 1: buffer has data)
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*******************************************************************************/
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int Debug_GetChar(uint8_t *data)
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{
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if (Uart1.RxInPos != Uart1.RxOutPos)
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{
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data[0] = Uart1.RxBuf[Uart1.RxOutPos];
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Uart1.RxOutPos++;
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Uart1.RxOutPos %= UART1_RX_BUFFER_SIZE;
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return 1;
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}
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else
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return 0;
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}
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/*******************************************************************************
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* Function Name : uint8_t UART1_GetChar(char *data)
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* Description : Send 1 byte data to UART1 transmit buffer
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* Parameters : none
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* Return : Transmission result (0: buffer empty, 1: buffer has data)
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*******************************************************************************/
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uint8_t UART1_GC(void)
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{
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uint8_t result = 0;
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if (Uart1.RxInPos != Uart1.RxOutPos)
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{
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result = Uart1.RxBuf[Uart1.RxOutPos];
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Uart1.RxOutPos++;
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Uart1.RxOutPos %= UART1_RX_BUFFER_SIZE;
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}
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return result;
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}
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#endif // #ifdef CONSOLE_DEBUG
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/*******************(C)COPYRIGHT 2022 AMG ********************END OF FILE******/
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