Mouse code for the MacroRat
Diff: mbed-dev/targets/TARGET_NUVOTON/TARGET_M451/device/StdDriver/m451_uart.h
- Revision:
- 18:6a4db94011d3
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed-dev/targets/TARGET_NUVOTON/TARGET_M451/device/StdDriver/m451_uart.h Sun May 14 23:18:57 2017 +0000 @@ -0,0 +1,460 @@ +/****************************************************************************** + * @file uart.h + * @version V3.00 + * $Revision: 36 $ + * $Date: 15/08/11 10:26a $ + * @brief M451 series UART driver header file + * + * @note + * Copyright (C) 2013~2015 Nuvoton Technology Corp. All rights reserved. +*****************************************************************************/ +#ifndef __UART_H__ +#define __UART_H__ + + +#ifdef __cplusplus +extern "C" +{ +#endif + + +/** @addtogroup Standard_Driver Standard Driver + @{ +*/ + +/** @addtogroup UART_Driver UART Driver + @{ +*/ + +/** @addtogroup UART_EXPORTED_CONSTANTS UART Exported Constants + @{ +*/ + +/*---------------------------------------------------------------------------------------------------------*/ +/* UART FIFO size constants definitions */ +/*---------------------------------------------------------------------------------------------------------*/ + +#define UART0_FIFO_SIZE 16 /*!< UART0 supports separated receive/transmit 16/16 bytes entry FIFO */ +#define UART1_FIFO_SIZE 16 /*!< UART1 supports separated receive/transmit 16/16 bytes entry FIFO */ +#define UART2_FIFO_SIZE 16 /*!< UART2 supports separated receive/transmit 16/16 bytes entry FIFO */ +#define UART3_FIFO_SIZE 16 /*!< UART3 supports separated receive/transmit 16/16 bytes entry FIFO */ + +/*---------------------------------------------------------------------------------------------------------*/ +/* UART_FIFO constants definitions */ +/*---------------------------------------------------------------------------------------------------------*/ + +#define UART_FIFO_RFITL_1BYTE (0x0 << UART_FIFO_RFITL_Pos) /*!< UART_FIFO setting to set RX FIFO Trigger Level to 1 byte */ +#define UART_FIFO_RFITL_4BYTES (0x1 << UART_FIFO_RFITL_Pos) /*!< UART_FIFO setting to set RX FIFO Trigger Level to 4 bytes */ +#define UART_FIFO_RFITL_8BYTES (0x2 << UART_FIFO_RFITL_Pos) /*!< UART_FIFO setting to set RX FIFO Trigger Level to 8 bytes */ +#define UART_FIFO_RFITL_14BYTES (0x3 << UART_FIFO_RFITL_Pos) /*!< UART_FIFO setting to set RX FIFO Trigger Level to 14 bytes */ + +#define UART_FIFO_RTSTRGLV_1BYTE (0x0 << UART_FIFO_RTSTRGLV_Pos) /*!< UART_FIFO setting to set RTS Trigger Level to 1 byte */ +#define UART_FIFO_RTSTRGLV_4BYTES (0x1 << UART_FIFO_RTSTRGLV_Pos) /*!< UART_FIFO setting to set RTS Trigger Level to 4 bytes */ +#define UART_FIFO_RTSTRGLV_8BYTES (0x2 << UART_FIFO_RTSTRGLV_Pos) /*!< UART_FIFO setting to set RTS Trigger Level to 8 bytes */ +#define UART_FIFO_RTSTRGLV_14BYTES (0x3 << UART_FIFO_RTSTRGLV_Pos) /*!< UART_FIFO setting to set RTS Trigger Level to 14 bytes */ + +/*---------------------------------------------------------------------------------------------------------*/ +/* UART_LINE constants definitions */ +/*---------------------------------------------------------------------------------------------------------*/ +#define UART_WORD_LEN_5 (0) /*!< UART_LINE setting to set UART word length to 5 bits */ +#define UART_WORD_LEN_6 (1) /*!< UART_LINE setting to set UART word length to 6 bits */ +#define UART_WORD_LEN_7 (2) /*!< UART_LINE setting to set UART word length to 7 bits */ +#define UART_WORD_LEN_8 (3) /*!< UART_LINE setting to set UART word length to 8 bits */ + +#define UART_PARITY_NONE (0x0 << UART_LINE_PBE_Pos) /*!< UART_LINE setting to set UART as no parity */ +#define UART_PARITY_ODD (0x1 << UART_LINE_PBE_Pos) /*!< UART_LINE setting to set UART as odd parity */ +#define UART_PARITY_EVEN (0x3 << UART_LINE_PBE_Pos) /*!< UART_LINE setting to set UART as even parity */ +#define UART_PARITY_MARK (0x5 << UART_LINE_PBE_Pos) /*!< UART_LINE setting to keep parity bit as '1' */ +#define UART_PARITY_SPACE (0x7 << UART_LINE_PBE_Pos) /*!< UART_LINE setting to keep parity bit as '0' */ + +#define UART_STOP_BIT_1 (0x0 << UART_LINE_NSB_Pos) /*!< UART_LINE setting for one stop bit */ +#define UART_STOP_BIT_1_5 (0x1 << UART_LINE_NSB_Pos) /*!< UART_LINE setting for 1.5 stop bit when 5-bit word length */ +#define UART_STOP_BIT_2 (0x1 << UART_LINE_NSB_Pos) /*!< UART_LINE setting for two stop bit when 6, 7, 8-bit word length */ + + +/*---------------------------------------------------------------------------------------------------------*/ +/* UART RTS ACTIVE LEVEL constants definitions */ +/*---------------------------------------------------------------------------------------------------------*/ +#define UART_RTS_IS_LOW_LEV_ACTIVE (0x1 << UART_MODEM_RTSACTLV_Pos) /*!< Set RTS is Low Level Active */ +#define UART_RTS_IS_HIGH_LEV_ACTIVE (0x0 << UART_MODEM_RTSACTLV_Pos) /*!< Set RTS is High Level Active */ + + +/*---------------------------------------------------------------------------------------------------------*/ +/* UART_IRDA constants definitions */ +/*---------------------------------------------------------------------------------------------------------*/ +#define UART_IRDA_TXEN (0x1 << UART_IRDA_TXEN_Pos) /*!< Set IrDA function Tx mode */ +#define UART_IRDA_RXEN (0x0 << UART_IRDA_TXEN_Pos) /*!< Set IrDA function Rx mode */ + + +/*---------------------------------------------------------------------------------------------------------*/ +/* UART_FUNCSEL constants definitions */ +/*---------------------------------------------------------------------------------------------------------*/ +#define UART_FUNCSEL_UART (0x0 << UART_FUNCSEL_FUNCSEL_Pos) /*!< UART_FUNCSEL setting to set UART Function (Default) */ +#define UART_FUNCSEL_LIN (0x1 << UART_FUNCSEL_FUNCSEL_Pos) /*!< UART_FUNCSEL setting to set LIN Function */ +#define UART_FUNCSEL_IrDA (0x2 << UART_FUNCSEL_FUNCSEL_Pos) /*!< UART_FUNCSEL setting to set IrDA Function */ +#define UART_FUNCSEL_RS485 (0x3 << UART_FUNCSEL_FUNCSEL_Pos) /*!< UART_FUNCSEL setting to set RS485 Function */ + + +/*---------------------------------------------------------------------------------------------------------*/ +/* UART_LINCTL constants definitions */ +/*---------------------------------------------------------------------------------------------------------*/ +#define UART_LINCTL_BRKFL(x) (((x)-1) << UART_LINCTL_BRKFL_Pos) /*!< UART_LINCTL setting to set LIN Break Field Length, x = 10 ~ 15, default value is 12 */ +#define UART_LINCTL_BSL(x) (((x)-1) << UART_LINCTL_BSL_Pos) /*!< UART_LINCTL setting to set LIN Break/Sync Delimiter Length, x = 1 ~ 4 */ +#define UART_LINCTL_HSEL_BREAK (0x0UL << UART_LINCTL_HSEL_Pos) /*!< UART_LINCTL setting to set LIN Header Select to break field */ +#define UART_LINCTL_HSEL_BREAK_SYNC (0x1UL << UART_LINCTL_HSEL_Pos) /*!< UART_LINCTL setting to set LIN Header Select to break field and sync field */ +#define UART_LINCTL_HSEL_BREAK_SYNC_ID (0x2UL << UART_LINCTL_HSEL_Pos) /*!< UART_LINCTL setting to set LIN Header Select to break field, sync field and ID field*/ +#define UART_LINCTL_PID(x) ((x) << UART_LINCTL_PID_Pos) /*!< UART_LINCTL setting to set LIN PID value */ + + +/*---------------------------------------------------------------------------------------------------------*/ +/* UART BAUDRATE MODE constants definitions */ +/*---------------------------------------------------------------------------------------------------------*/ +#define UART_BAUD_MODE0 (0) /*!< Set UART Baudrate Mode is Mode0 */ +#define UART_BAUD_MODE2 (UART_BAUD_BAUDM1_Msk | UART_BAUD_BAUDM0_Msk) /*!< Set UART Baudrate Mode is Mode2 */ + + +/*@}*/ /* end of group UART_EXPORTED_CONSTANTS */ + + +/** @addtogroup UART_EXPORTED_FUNCTIONS UART Exported Functions + @{ +*/ + + +/** + * @brief Calculate UART baudrate mode0 divider + * + * @param[in] u32SrcFreq UART clock frequency + * @param[in] u32BaudRate Baudrate of UART module + * + * @return UART baudrate mode0 divider + * + * @details This macro calculate UART baudrate mode0 divider. + */ +#define UART_BAUD_MODE0_DIVIDER(u32SrcFreq, u32BaudRate) ((((u32SrcFreq) + ((u32BaudRate)*8)) / (u32BaudRate) >> 4)-2) + + +/** + * @brief Calculate UART baudrate mode2 divider + * + * @param[in] u32SrcFreq UART clock frequency + * @param[in] u32BaudRate Baudrate of UART module + * + * @return UART baudrate mode2 divider + * + * @details This macro calculate UART baudrate mode2 divider. + */ +#define UART_BAUD_MODE2_DIVIDER(u32SrcFreq, u32BaudRate) ((((u32SrcFreq) + ((u32BaudRate)/2)) / (u32BaudRate))-2) + + +/** + * @brief Write UART data + * + * @param[in] uart The pointer of the specified UART module + * @param[in] u8Data Data byte to transmit. + * + * @return None + * + * @details This macro write Data to Tx data register. + */ +#define UART_WRITE(uart, u8Data) ((uart)->DAT = (u8Data)) + + +/** + * @brief Read UART data + * + * @param[in] uart The pointer of the specified UART module + * + * @return The oldest data byte in RX FIFO. + * + * @details This macro read Rx data register. + */ +#define UART_READ(uart) ((uart)->DAT) + + +/** + * @brief Get Tx empty + * + * @param[in] uart The pointer of the specified UART module + * + * @retval 0 Tx FIFO is not empty + * @retval >=1 Tx FIFO is empty + * + * @details This macro get Transmitter FIFO empty register value. + */ +#define UART_GET_TX_EMPTY(uart) ((uart)->FIFOSTS & UART_FIFOSTS_TXEMPTY_Msk) + + +/** + * @brief Get Rx empty + * + * @param[in] uart The pointer of the specified UART module + * + * @retval 0 Rx FIFO is not empty + * @retval >=1 Rx FIFO is empty + * + * @details This macro get Receiver FIFO empty register value. + */ +#define UART_GET_RX_EMPTY(uart) ((uart)->FIFOSTS & UART_FIFOSTS_RXEMPTY_Msk) + + +/** + * @brief Check specified uart port transmission is over. + * + * @param[in] uart The pointer of the specified UART module + * + * @retval 0 Tx transmission is not over + * @retval 1 Tx transmission is over + * + * @details This macro return Transmitter Empty Flag register bit value. + * It indicates if specified uart port transmission is over nor not. + */ +#define UART_IS_TX_EMPTY(uart) (((uart)->FIFOSTS & UART_FIFOSTS_TXEMPTYF_Msk) >> UART_FIFOSTS_TXEMPTYF_Pos) + + +/** + * @brief Wait specified uart port transmission is over + * + * @param[in] uart The pointer of the specified UART module + * + * @return None + * + * @details This macro wait specified uart port transmission is over. + */ +#define UART_WAIT_TX_EMPTY(uart) while(!((((uart)->FIFOSTS) & UART_FIFOSTS_TXEMPTYF_Msk) >> UART_FIFOSTS_TXEMPTYF_Pos)) + + +/** + * @brief Check RX is ready or not + * + * @param[in] uart The pointer of the specified UART module + * + * @retval 0 The number of bytes in the RX FIFO is less than the RFITL + * @retval 1 The number of bytes in the RX FIFO equals or larger than RFITL + * + * @details This macro check receive data available interrupt flag is set or not. + */ +#define UART_IS_RX_READY(uart) (((uart)->INTSTS & UART_INTSTS_RDAIF_Msk)>>UART_INTSTS_RDAIF_Pos) + + +/** + * @brief Check TX FIFO is full or not + * + * @param[in] uart The pointer of the specified UART module + * + * @retval 1 TX FIFO is full + * @retval 0 TX FIFO is not full + * + * @details This macro check TX FIFO is full or not. + */ +#define UART_IS_TX_FULL(uart) (((uart)->FIFOSTS & UART_FIFOSTS_TXFULL_Msk)>>UART_FIFOSTS_TXFULL_Pos) + + +/** + * @brief Check RX FIFO is full or not + * + * @param[in] uart The pointer of the specified UART module + * + * @retval 1 RX FIFO is full + * @retval 0 RX FIFO is not full + * + * @details This macro check RX FIFO is full or not. + */ +#define UART_IS_RX_FULL(uart) (((uart)->FIFOSTS & UART_FIFOSTS_RXFULL_Msk)>>UART_FIFOSTS_RXFULL_Pos) + + +/** + * @brief Get Tx full register value + * + * @param[in] uart The pointer of the specified UART module + * + * @retval 0 Tx FIFO is not full. + * @retval >=1 Tx FIFO is full. + * + * @details This macro get Tx full register value. + */ +#define UART_GET_TX_FULL(uart) ((uart)->FIFOSTS & UART_FIFOSTS_TXFULL_Msk) + + +/** + * @brief Get Rx full register value + * + * @param[in] uart The pointer of the specified UART module + * + * @retval 0 Rx FIFO is not full. + * @retval >=1 Rx FIFO is full. + * + * @details This macro get Rx full register value. + */ +#define UART_GET_RX_FULL(uart) ((uart)->FIFOSTS & UART_FIFOSTS_RXFULL_Msk) + + +/** + * @brief Enable specified UART interrupt + * + * @param[in] uart The pointer of the specified UART module + * @param[in] u32eIntSel Interrupt type select + * - \ref UART_INTEN_ABRIEN_Msk : Auto baud rate interrupt + * - \ref UART_INTEN_WKCTSIEN_Msk : CTS wakeup interrupt + * - \ref UART_INTEN_WKDATIEN_Msk : Data wakeup interrupt + * - \ref UART_INTEN_LINIEN_Msk : Lin bus interrupt + * - \ref UART_INTEN_BUFERRIEN_Msk : Buffer Error interrupt + * - \ref UART_INTEN_RXTOIEN_Msk : Rx time-out interrupt + * - \ref UART_INTEN_MODEMIEN_Msk : Modem interrupt + * - \ref UART_INTEN_RLSIEN_Msk : Rx Line status interrupt + * - \ref UART_INTEN_THREIEN_Msk : Tx empty interrupt + * - \ref UART_INTEN_RDAIEN_Msk : Rx ready interrupt + * + * @return None + * + * @details This macro enable specified UART interrupt. + */ +#define UART_ENABLE_INT(uart, u32eIntSel) ((uart)->INTEN |= (u32eIntSel)) + + +/** + * @brief Disable specified UART interrupt + * + * @param[in] uart The pointer of the specified UART module + * @param[in] u32eIntSel Interrupt type select + * - \ref UART_INTEN_ABRIEN_Msk : Auto baud rate interrupt + * - \ref UART_INTEN_WKCTSIEN_Msk : CTS wakeup interrupt + * - \ref UART_INTEN_WKDATIEN_Msk : Data wakeup interrupt + * - \ref UART_INTEN_LINIEN_Msk : Lin bus interrupt + * - \ref UART_INTEN_BUFERRIEN_Msk : Buffer Error interrupt + * - \ref UART_INTEN_RXTOIEN_Msk : Rx time-out interrupt + * - \ref UART_INTEN_MODEMIEN_Msk : Modem status interrupt + * - \ref UART_INTEN_RLSIEN_Msk : Receive Line status interrupt + * - \ref UART_INTEN_THREIEN_Msk : Tx empty interrupt + * - \ref UART_INTEN_RDAIEN_Msk : Rx ready interrupt + * + * @return None + * + * @details This macro enable specified UART interrupt. + */ +#define UART_DISABLE_INT(uart, u32eIntSel) ((uart)->INTEN &= ~ (u32eIntSel)) + + +/** + * @brief Get specified interrupt flag/status + * + * @param[in] uart The pointer of the specified UART module + * @param[in] u32eIntTypeFlag Interrupt Type Flag, should be + * - \ref UART_INTSTS_HWBUFEINT_Msk : In DMA Mode, Buffer Error Interrupt Indicator + * - \ref UART_INTSTS_HWTOINT_Msk : In DMA Mode, Time-out Interrupt Indicator + * - \ref UART_INTSTS_HWMODINT_Msk : In DMA Mode, MODEM Status Interrupt Indicator + * - \ref UART_INTSTS_HWRLSINT_Msk : In DMA Mode, Receive Line Status Interrupt Indicator + * - \ref UART_INTSTS_HWBUFEIF_Msk : In DMA Mode, Buffer Error Interrupt Flag + * - \ref UART_INTSTS_HWTOIF_Msk : In DMA Mode, Time-out Interrupt Flag + * - \ref UART_INTSTS_HWMODIF_Msk : In DMA Mode, MODEM Interrupt Flag + * - \ref UART_INTSTS_HWRLSIF_Msk : In DMA Mode, Receive Line Status Flag + * - \ref UART_INTSTS_LININT_Msk : LIN Bus Interrupt Indicator + * - \ref UART_INTSTS_BUFERRINT_Msk : Buffer Error Interrupt Indicator + * - \ref UART_INTSTS_RXTOINT_Msk : Time-out Interrupt Indicator + * - \ref UART_INTSTS_MODEMINT_Msk : Modem Status Interrupt Indicator + * - \ref UART_INTSTS_RLSINT_Msk : Receive Line Status Interrupt Indicator + * - \ref UART_INTSTS_THREINT_Msk : Transmit Holding Register Empty Interrupt Indicator + * - \ref UART_INTSTS_RDAINT_Msk : Receive Data Available Interrupt Indicator + * - \ref UART_INTSTS_LINIF_Msk : LIN Bus Flag + * - \ref UART_INTSTS_BUFERRIF_Msk : Buffer Error Interrupt Flag + * - \ref UART_INTSTS_RXTOIF_Msk : Rx Time-out Interrupt Flag + * - \ref UART_INTSTS_MODEMIF_Msk : Modem Interrupt Flag + * - \ref UART_INTSTS_RLSIF_Msk : Receive Line Status Interrupt Flag + * - \ref UART_INTSTS_THREIF_Msk : Tx Empty Interrupt Flag + * - \ref UART_INTSTS_RDAIF_Msk : Rx Ready Interrupt Flag + * + * @retval 0 The specified interrupt is not happened. + * 1 The specified interrupt is happened. + * + * @details This macro get specified interrupt flag or interrupt indicator status. + */ +#define UART_GET_INT_FLAG(uart,u32eIntTypeFlag) (((uart)->INTSTS & (u32eIntTypeFlag))?1:0) + + +/** + * @brief Set RTS pin to low + * + * @param[in] uart The pointer of the specified UART module + * + * @return None + * + * @details This macro set RTS pin to low. + */ +__STATIC_INLINE void UART_CLEAR_RTS(UART_T* uart) +{ + uart->MODEM |= UART_MODEM_RTSACTLV_Msk; + uart->MODEM &= ~UART_MODEM_RTS_Msk; +} + + +/** + * @brief Set RTS pin to high + * + * @param[in] uart The pointer of the specified UART module + * + * @return None + * + * @details This macro set RTS pin to high. + */ +__STATIC_INLINE void UART_SET_RTS(UART_T* uart) +{ + uart->MODEM |= UART_MODEM_RTSACTLV_Msk | UART_MODEM_RTS_Msk; +} + + +/** + * @brief Clear RS-485 Address Byte Detection Flag + * + * @param[in] uart The pointer of the specified UART module + * + * @return None + * + * @details This macro clear RS-485 address byte detection flag. + */ +#define UART_RS485_CLEAR_ADDR_FLAG(uart) ((uart)->FIFOSTS = UART_FIFOSTS_ADDRDETF_Msk) + + +/** + * @brief Get RS-485 Address Byte Detection Flag + * + * @param[in] uart The pointer of the specified UART module + * + * @retval 0 Receiver detects a data that is not an address bit. + * @retval 1 Receiver detects a data that is an address bit. + * + * @details This macro get RS-485 address byte detection flag. + */ +#define UART_RS485_GET_ADDR_FLAG(uart) (((uart)->FIFOSTS & UART_FIFOSTS_ADDRDETF_Msk) >> UART_FIFOSTS_ADDRDETF_Pos) + + +void UART_ClearIntFlag(UART_T* uart , uint32_t u32InterruptFlag); +void UART_Close(UART_T* uart); +void UART_DisableFlowCtrl(UART_T* uart); +void UART_DisableInt(UART_T* uart, uint32_t u32InterruptFlag); +void UART_EnableFlowCtrl(UART_T* uart); +void UART_EnableInt(UART_T* uart, uint32_t u32InterruptFlag); +void UART_Open(UART_T* uart, uint32_t u32baudrate); +uint32_t UART_Read(UART_T* uart, uint8_t *pu8RxBuf, uint32_t u32ReadBytes); +void UART_SetLine_Config(UART_T* uart, uint32_t u32baudrate, uint32_t u32data_width, uint32_t u32parity, uint32_t u32stop_bits); +void UART_SetTimeoutCnt(UART_T* uart, uint32_t u32TOC); +void UART_SelectIrDAMode(UART_T* uart, uint32_t u32Buadrate, uint32_t u32Direction); +void UART_SelectRS485Mode(UART_T* uart, uint32_t u32Mode, uint32_t u32Addr); +void UART_SelectLINMode(UART_T* uart, uint32_t u32Mode, uint32_t u32BreakLength); +uint32_t UART_Write(UART_T* uart, uint8_t *pu8TxBuf, uint32_t u32WriteBytes); + + + + +/*@}*/ /* end of group UART_EXPORTED_FUNCTIONS */ + +/*@}*/ /* end of group UART_Driver */ + +/*@}*/ /* end of group Standard_Driver */ + +#ifdef __cplusplus +} +#endif + +#endif //__UART_H__ + +/*** (C) COPYRIGHT 2013~2015 Nuvoton Technology Corp. ***/