/**+
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  ******************************************************************************+
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  * @file    uart.h+
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  * @author  heinrichs weikamp gmbh+
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  * @version V0.0.1+
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  * @date    27-March-2014+
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  * @brief   button control+
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  *           +
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  ******************************************************************************+
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  * @attention+
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  *+
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  * <h2><center>&copy; COPYRIGHT(c) 2015 heinrichs weikamp</center></h2>+
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  *+
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  ******************************************************************************+
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  */ +
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+
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/* Define to prevent recursive inclusion -------------------------------------*/+
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#ifndef UART_H+
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#define UART_H+
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+
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#ifdef __cplusplus+
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 extern "C" {+
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#endif+
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+
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#include "stm32f4xx_hal.h"+
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+
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+
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#define BUFFER_NODATA_LOW	(0x15)		/* The read function needs a signiture which indicates that no data for processing is available.*/+
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#define BUFFER_NODATA_HIGH  (0xA5)+
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+
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#define TX_BUF_SIZE				(80u)		/* max length for commands */+
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#define CHUNK_SIZE				(80u)		/* the DMA will handle chunk size transfers */+
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#define CHUNKS_PER_BUFFER		(3u)+
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+
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 typedef struct+
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 {+
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	 UART_HandleTypeDef* pHandle;						/* Pointer to UART handle structure */+
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+
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	 uint8_t* pRxBuffer;								/* Pointer to receive buffer */+
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	 uint8_t* pTxBuffer;								/* Pointer to transmit buffer */+
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	 uint8_t* pTxQue;									/* Pointer to transmit que */+
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	 uint8_t rxWriteIndex	;							/* Index of the data item which is analyzed */+
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	 uint8_t rxReadIndex;								/* Index at which new data is stared */+
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	 uint8_t txBufferQueLen;							/* Length of qued data waiting for transmission */+
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+
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	 uint8_t dmaRxActive;								/* Indicator if DMA reception needs to be started */+
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	 uint8_t dmaTxActive;								/* Indicator if DMA reception needs to be started */+
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+
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 } sUartComCtrl;+
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+
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extern sUartComCtrl Uart1Ctrl;+
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+
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UART_HandleTypeDef huart1;+
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+
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void MX_USART1_UART_Init(void);+
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void MX_USART1_UART_DeInit(void);+
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void MX_USART1_DMA_Init(void);+
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+
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void MX_USART6_UART_Init(void);+
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void MX_USART6_DMA_Init(void);+
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void MX_USART6_UART_DeInit(void);+
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void GNSS_IO_init(void);+
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+
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uint8_t UART_ButtonAdjust(uint8_t *array);+
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void UART_StartDMA_Receiption(sUartComCtrl* pUartCtrl);+
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#ifdef ENABLE_CO2_SUPPORT+
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void UART_HandleCO2Data(void);+
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void DigitalCO2_SendCmd(uint8_t CO2Cmd, uint8_t *cmdString, uint8_t *cmdLength);+
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#endif+
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+
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#ifdef ENABLE_GNSS_SUPPORT+
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void UART_HandleGnssData(void);+
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#endif+
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#ifdef ENABLE_SENTINEL_MODE+
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void UART_HandleSentinelData(void);+
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#endif+
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void UART_SetGnssCtrl(sUartComCtrl* pTarget);+
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sUartComCtrl* UART_GetGnssCtrl();+
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void UART_clearRxBuffer(sUartComCtrl* pUartCtrl);+
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uint8_t UART_isCO2Connected();+
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uint8_t UART_isSentinelConnected();+
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void UART_setTargetChannel(uint8_t channel);+
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void  UART_MUX_SelectAddress(uint8_t muxAddress);+
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void UART_SendCmdString(uint8_t *cmdString);+
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void UART_SendCmdUbx(const uint8_t *cmd, uint8_t len);+
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void UART_ReadData(uint8_t sensorType, uint8_t flush);+
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void UART_WriteData(sUartComCtrl* pUartCtrl);+
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void UART_ChangeBaudrate(uint32_t newBaudrate);+
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uint8_t UART_isComActive(uint8_t sensorId);+
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uint8_t UART_isEndIndication(sUartComCtrl* pCtrl, uint8_t index);+
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+
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void StringToInt(char *pstr, uint32_t *puInt32);+
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void StringToUInt64(char *pstr, uint64_t *puint64);+
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+
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#ifdef __cplusplus+
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}+
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#endif+
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+
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#endif /* UART_H */+
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+
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/************************ (C) COPYRIGHT heinrichs weikamp *****END OF FILE****/+
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