/* ---------------------------------------------------------------------------- * SAM Software Package License * ---------------------------------------------------------------------------- * Copyright (c) 2012, Atmel Corporation * * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following condition is met: * * - Redistributions of source code must retain the above copyright notice, * this list of conditions and the disclaimer below. * * Atmel's name may not be used to endorse or promote products derived from * this software without specific prior written permission. * * DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE * DISCLAIMED. IN NO EVENT SHALL ATMEL 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. * ---------------------------------------------------------------------------- */ #ifndef _SAM3XA_USART_COMPONENT_ #define _SAM3XA_USART_COMPONENT_ #ifdef __cplusplus extern "C" { #endif /* ============================================================================= */ /** SOFTWARE API DEFINITION FOR Universal Synchronous Asynchronous Receiver Transmitter */ /* ============================================================================= */ /** \ingroup SAM3X8E_cmsis */ /** \defgroup SAM3XA_USART Universal Synchronous Asynchronous Receiver Transmitter */ /*@{*/ #if !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) /** \brief Usart hardware registers */ typedef struct { WoReg US_CR; /**< \brief (Usart Offset: 0x0000) Control Register */ RwReg US_MR; /**< \brief (Usart Offset: 0x0004) Mode Register */ WoReg US_IER; /**< \brief (Usart Offset: 0x0008) Interrupt Enable Register */ WoReg US_IDR; /**< \brief (Usart Offset: 0x000C) Interrupt Disable Register */ RoReg US_IMR; /**< \brief (Usart Offset: 0x0010) Interrupt Mask Register */ RoReg US_CSR; /**< \brief (Usart Offset: 0x0014) Channel Status Register */ RoReg US_RHR; /**< \brief (Usart Offset: 0x0018) Receiver Holding Register */ WoReg US_THR; /**< \brief (Usart Offset: 0x001C) Transmitter Holding Register */ RwReg US_BRGR; /**< \brief (Usart Offset: 0x0020) Baud Rate Generator Register */ RwReg US_RTOR; /**< \brief (Usart Offset: 0x0024) Receiver Time-out Register */ RwReg US_TTGR; /**< \brief (Usart Offset: 0x0028) Transmitter Timeguard Register */ RoReg Reserved1[5]; RwReg US_FIDI; /**< \brief (Usart Offset: 0x0040) FI DI Ratio Register */ RoReg US_NER; /**< \brief (Usart Offset: 0x0044) Number of Errors Register */ RoReg Reserved2[1]; RwReg US_IF; /**< \brief (Usart Offset: 0x004C) IrDA Filter Register */ RwReg US_MAN; /**< \brief (Usart Offset: 0x0050) Manchester Encoder Decoder Register */ RwReg US_LINMR; /**< \brief (Usart Offset: 0x0054) LIN Mode Register */ RwReg US_LINIR; /**< \brief (Usart Offset: 0x0058) LIN Identifier Register */ RoReg Reserved3[34]; RwReg US_WPMR; /**< \brief (Usart Offset: 0xE4) Write Protect Mode Register */ RoReg US_WPSR; /**< \brief (Usart Offset: 0xE8) Write Protect Status Register */ RoReg Reserved4[5]; RwReg US_RPR; /**< \brief (Usart Offset: 0x100) Receive Pointer Register */ RwReg US_RCR; /**< \brief (Usart Offset: 0x104) Receive Counter Register */ RwReg US_TPR; /**< \brief (Usart Offset: 0x108) Transmit Pointer Register */ RwReg US_TCR; /**< \brief (Usart Offset: 0x10C) Transmit Counter Register */ RwReg US_RNPR; /**< \brief (Usart Offset: 0x110) Receive Next Pointer Register */ RwReg US_RNCR; /**< \brief (Usart Offset: 0x114) Receive Next Counter Register */ RwReg US_TNPR; /**< \brief (Usart Offset: 0x118) Transmit Next Pointer Register */ RwReg US_TNCR; /**< \brief (Usart Offset: 0x11C) Transmit Next Counter Register */ WoReg US_PTCR; /**< \brief (Usart Offset: 0x120) Transfer Control Register */ RoReg US_PTSR; /**< \brief (Usart Offset: 0x124) Transfer Status Register */ } Usart; #endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */ /* -------- US_CR : (USART Offset: 0x0000) Control Register -------- */ #define US_CR_RSTRX (0x1u << 2) /**< \brief (US_CR) Reset Receiver */ #define US_CR_RSTTX (0x1u << 3) /**< \brief (US_CR) Reset Transmitter */ #define US_CR_RXEN (0x1u << 4) /**< \brief (US_CR) Receiver Enable */ #define US_CR_RXDIS (0x1u << 5) /**< \brief (US_CR) Receiver Disable */ #define US_CR_TXEN (0x1u << 6) /**< \brief (US_CR) Transmitter Enable */ #define US_CR_TXDIS (0x1u << 7) /**< \brief (US_CR) Transmitter Disable */ #define US_CR_RSTSTA (0x1u << 8) /**< \brief (US_CR) Reset Status Bits */ #define US_CR_STTBRK (0x1u << 9) /**< \brief (US_CR) Start Break */ #define US_CR_STPBRK (0x1u << 10) /**< \brief (US_CR) Stop Break */ #define US_CR_STTTO (0x1u << 11) /**< \brief (US_CR) Start Time-out */ #define US_CR_SENDA (0x1u << 12) /**< \brief (US_CR) Send Address */ #define US_CR_RSTIT (0x1u << 13) /**< \brief (US_CR) Reset Iterations */ #define US_CR_RSTNACK (0x1u << 14) /**< \brief (US_CR) Reset Non Acknowledge */ #define US_CR_RETTO (0x1u << 15) /**< \brief (US_CR) Rearm Time-out */ #define US_CR_RTSEN (0x1u << 18) /**< \brief (US_CR) Request to Send Enable */ #define US_CR_FCS (0x1u << 18) /**< \brief (US_CR) Force SPI Chip Select */ #define US_CR_RTSDIS (0x1u << 19) /**< \brief (US_CR) Request to Send Disable */ #define US_CR_RCS (0x1u << 19) /**< \brief (US_CR) Release SPI Chip Select */ #define US_CR_LINABT (0x1u << 20) /**< \brief (US_CR) Abort LIN Transmission */ #define US_CR_LINWKUP (0x1u << 21) /**< \brief (US_CR) Send LIN Wakeup Signal */ /* -------- US_MR : (USART Offset: 0x0004) Mode Register -------- */ #define US_MR_USART_MODE_Pos 0 #define US_MR_USART_MODE_Msk (0xfu << US_MR_USART_MODE_Pos) /**< \brief (US_MR) */ #define US_MR_USART_MODE_NORMAL (0x0u << 0) /**< \brief (US_MR) Normal mode */ #define US_MR_USART_MODE_RS485 (0x1u << 0) /**< \brief (US_MR) RS485 */ #define US_MR_USART_MODE_HW_HANDSHAKING (0x2u << 0) /**< \brief (US_MR) Hardware Handshaking */ #define US_MR_USART_MODE_IS07816_T_0 (0x4u << 0) /**< \brief (US_MR) IS07816 Protocol: T = 0 */ #define US_MR_USART_MODE_IS07816_T_1 (0x6u << 0) /**< \brief (US_MR) IS07816 Protocol: T = 1 */ #define US_MR_USART_MODE_IRDA (0x8u << 0) /**< \brief (US_MR) IrDA */ #define US_MR_USART_MODE_LIN_MASTER (0xAu << 0) /**< \brief (US_MR) LIN Master */ #define US_MR_USART_MODE_LIN_SLAVE (0xBu << 0) /**< \brief (US_MR) LIN Slave */ #define US_MR_USART_MODE_SPI_MASTER (0xEu << 0) /**< \brief (US_MR) SPI Master */ #define US_MR_USART_MODE_SPI_SLAVE (0xFu << 0) /**< \brief (US_MR) SPI Slave */ #define US_MR_USCLKS_Pos 4 #define US_MR_USCLKS_Msk (0x3u << US_MR_USCLKS_Pos) /**< \brief (US_MR) Clock Selection */ #define US_MR_USCLKS_MCK (0x0u << 4) /**< \brief (US_MR) Master Clock MCK is selected */ #define US_MR_USCLKS_DIV (0x1u << 4) /**< \brief (US_MR) Internal Clock Divided MCK/DIV (DIV=8) is selected */ #define US_MR_USCLKS_SCK (0x3u << 4) /**< \brief (US_MR) Serial Clock SLK is selected */ #define US_MR_CHRL_Pos 6 #define US_MR_CHRL_Msk (0x3u << US_MR_CHRL_Pos) /**< \brief (US_MR) Character Length. */ #define US_MR_CHRL_5_BIT (0x0u << 6) /**< \brief (US_MR) Character length is 5 bits */ #define US_MR_CHRL_6_BIT (0x1u << 6) /**< \brief (US_MR) Character length is 6 bits */ #define US_MR_CHRL_7_BIT (0x2u << 6) /**< \brief (US_MR) Character length is 7 bits */ #define US_MR_CHRL_8_BIT (0x3u << 6) /**< \brief (US_MR) Character length is 8 bits */ #define US_MR_SYNC (0x1u << 8) /**< \brief (US_MR) Synchronous Mode Select */ #define US_MR_CPHA (0x1u << 8) /**< \brief (US_MR) SPI Clock Phase */ #define US_MR_PAR_Pos 9 #define US_MR_PAR_Msk (0x7u << US_MR_PAR_Pos) /**< \brief (US_MR) Parity Type */ #define US_MR_PAR_EVEN (0x0u << 9) /**< \brief (US_MR) Even parity */ #define US_MR_PAR_ODD (0x1u << 9) /**< \brief (US_MR) Odd parity */ #define US_MR_PAR_SPACE (0x2u << 9) /**< \brief (US_MR) Parity forced to 0 (Space) */ #define US_MR_PAR_MARK (0x3u << 9) /**< \brief (US_MR) Parity forced to 1 (Mark) */ #define US_MR_PAR_NO (0x4u << 9) /**< \brief (US_MR) No parity */ #define US_MR_PAR_MULTIDROP (0x6u << 9) /**< \brief (US_MR) Multidrop mode */ #define US_MR_NBSTOP_Pos 12 #define US_MR_NBSTOP_Msk (0x3u << US_MR_NBSTOP_Pos) /**< \brief (US_MR) Number of Stop Bits */ #define US_MR_NBSTOP_1_BIT (0x0u << 12) /**< \brief (US_MR) 1 stop bit */ #define US_MR_NBSTOP_1_5_BIT (0x1u << 12) /**< \brief (US_MR) 1.5 stop bit (SYNC = 0) or reserved (SYNC = 1) */ #define US_MR_NBSTOP_2_BIT (0x2u << 12) /**< \brief (US_MR) 2 stop bits */ #define US_MR_CHMODE_Pos 14 #define US_MR_CHMODE_Msk (0x3u << US_MR_CHMODE_Pos) /**< \brief (US_MR) Channel Mode */ #define US_MR_CHMODE_NORMAL (0x0u << 14) /**< \brief (US_MR) Normal Mode */ #define US_MR_CHMODE_AUTOMATIC (0x1u << 14) /**< \brief (US_MR) Automatic Echo. Receiver input is connected to the TXD pin. */ #define US_MR_CHMODE_LOCAL_LOOPBACK (0x2u << 14) /**< \brief (US_MR) Local Loopback. Transmitter output is connected to the Receiver Input. */ #define US_MR_CHMODE_REMOTE_LOOPBACK (0x3u << 14) /**< \brief (US_MR) Remote Loopback. RXD pin is internally connected to the TXD pin. */ #define US_MR_MSBF (0x1u << 16) /**< \brief (US_MR) Bit Order */ #define US_MR_CPOL (0x1u << 16) /**< \brief (US_MR) SPI Clock Polarity */ #define US_MR_MODE9 (0x1u << 17) /**< \brief (US_MR) 9-bit Character Length */ #define US_MR_CLKO (0x1u << 18) /**< \brief (US_MR) Clock Output Select */ #define US_MR_OVER (0x1u << 19) /**< \brief (US_MR) Oversampling Mode */ #define US_MR_INACK (0x1u << 20) /**< \brief (US_MR) Inhibit Non Acknowledge */ #define US_MR_DSNACK (0x1u << 21) /**< \brief (US_MR) Disable Successive NACK */ #define US_MR_VAR_SYNC (0x1u << 22) /**< \brief (US_MR) Variable Synchronization of Command/Data Sync Start Frame Delimiter */ #define US_MR_INVDATA (0x1u << 23) /**< \brief (US_MR) INverted Data */ #define US_MR_MAX_ITERATION_Pos 24 #define US_MR_MAX_ITERATION_Msk (0x7u << US_MR_MAX_ITERATION_Pos) /**< \brief (US_MR) */ #define US_MR_MAX_ITERATION(value) ((US_MR_MAX_ITERATION_Msk & ((value) << US_MR_MAX_ITERATION_Pos))) #define US_MR_FILTER (0x1u << 28) /**< \brief (US_MR) Infrared Receive Line Filter */ #define US_MR_MAN (0x1u << 29) /**< \brief (US_MR) Manchester Encoder/Decoder Enable */ #define US_MR_MODSYNC (0x1u << 30) /**< \brief (US_MR) Manchester Synchronization Mode */ #define US_MR_ONEBIT (0x1u << 31) /**< \brief (US_MR) Start Frame Delimiter Selector */ /* -------- US_IER : (USART Offset: 0x0008) Interrupt Enable Register -------- */ #define US_IER_RXRDY (0x1u << 0) /**< \brief (US_IER) RXRDY Interrupt Enable */ #define US_IER_TXRDY (0x1u << 1) /**< \brief (US_IER) TXRDY Interrupt Enable */ #define US_IER_RXBRK (0x1u << 2) /**< \brief (US_IER) Receiver Break Interrupt Enable */ #define US_IER_ENDRX (0x1u << 3) /**< \brief (US_IER) End of Receive Transfer Interrupt Enable */ #define US_IER_ENDTX (0x1u << 4) /**< \brief (US_IER) End of Transmit Interrupt Enable */ #define US_IER_OVRE (0x1u << 5) /**< \brief (US_IER) Overrun Error Interrupt Enable */ #define US_IER_FRAME (0x1u << 6) /**< \brief (US_IER) Framing Error Interrupt Enable */ #define US_IER_PARE (0x1u << 7) /**< \brief (US_IER) Parity Error Interrupt Enable */ #define US_IER_TIMEOUT (0x1u << 8) /**< \brief (US_IER) Time-out Interrupt Enable */ #define US_IER_TXEMPTY (0x1u << 9) /**< \brief (US_IER) TXEMPTY Interrupt Enable */ #define US_IER_ITER (0x1u << 10) /**< \brief (US_IER) Max number of Repetitions Reached */ #define US_IER_UNRE (0x1u << 10) /**< \brief (US_IER) SPI Underrun Error */ #define US_IER_TXBUFE (0x1u << 11) /**< \brief (US_IER) Buffer Empty Interrupt Enable */ #define US_IER_RXBUFF (0x1u << 12) /**< \brief (US_IER) Buffer Full Interrupt Enable */ #define US_IER_NACK (0x1u << 13) /**< \brief (US_IER) Non Acknowledge Interrupt Enable */ #define US_IER_LINBK (0x1u << 13) /**< \brief (US_IER) LIN Break Sent or LIN Break Received Interrupt Enable */ #define US_IER_LINID (0x1u << 14) /**< \brief (US_IER) LIN Identifier Sent or LIN Identifier Received Interrupt Enable */ #define US_IER_LINTC (0x1u << 15) /**< \brief (US_IER) LIN Transfer Completed Interrupt Enable */ #define US_IER_CTSIC (0x1u << 19) /**< \brief (US_IER) Clear to Send Input Change Interrupt Enable */ #define US_IER_MANE (0x1u << 24) /**< \brief (US_IER) Manchester Error Interrupt Enable */ #define US_IER_LINBE (0x1u << 25) /**< \brief (US_IER) LIN Bus Error Interrupt Enable */ #define US_IER_LINISFE (0x1u << 26) /**< \brief (US_IER) LIN Inconsistent Synch Field Error Interrupt Enable */ #define US_IER_LINIPE (0x1u << 27) /**< \brief (US_IER) LIN Identifier Parity Interrupt Enable */ #define US_IER_LINCE (0x1u << 28) /**< \brief (US_IER) LIN Checksum Error Interrupt Enable */ #define US_IER_LINSNRE (0x1u << 29) /**< \brief (US_IER) LIN Slave Not Responding Error Interrupt Enable */ /* -------- US_IDR : (USART Offset: 0x000C) Interrupt Disable Register -------- */ #define US_IDR_RXRDY (0x1u << 0) /**< \brief (US_IDR) RXRDY Interrupt Disable */ #define US_IDR_TXRDY (0x1u << 1) /**< \brief (US_IDR) TXRDY Interrupt Disable */ #define US_IDR_RXBRK (0x1u << 2) /**< \brief (US_IDR) Receiver Break Interrupt Disable */ #define US_IDR_ENDRX (0x1u << 3) /**< \brief (US_IDR) End of Receive Transfer Interrupt Disable */ #define US_IDR_ENDTX (0x1u << 4) /**< \brief (US_IDR) End of Transmit Interrupt Disable */ #define US_IDR_OVRE (0x1u << 5) /**< \brief (US_IDR) Overrun Error Interrupt Disable */ #define US_IDR_FRAME (0x1u << 6) /**< \brief (US_IDR) Framing Error Interrupt Disable */ #define US_IDR_PARE (0x1u << 7) /**< \brief (US_IDR) Parity Error Interrupt Disable */ #define US_IDR_TIMEOUT (0x1u << 8) /**< \brief (US_IDR) Time-out Interrupt Disable */ #define US_IDR_TXEMPTY (0x1u << 9) /**< \brief (US_IDR) TXEMPTY Interrupt Disable */ #define US_IDR_ITER (0x1u << 10) /**< \brief (US_IDR) Max number of Repetitions Reached Disable */ #define US_IDR_UNRE (0x1u << 10) /**< \brief (US_IDR) SPI Underrun Error Disable */ #define US_IDR_TXBUFE (0x1u << 11) /**< \brief (US_IDR) Buffer Empty Interrupt Disable */ #define US_IDR_RXBUFF (0x1u << 12) /**< \brief (US_IDR) Buffer Full Interrupt Disable */ #define US_IDR_NACK (0x1u << 13) /**< \brief (US_IDR) Non Acknowledge Interrupt Disable */ #define US_IDR_LINBK (0x1u << 13) /**< \brief (US_IDR) LIN Break Sent or LIN Break Received Interrupt Disable */ #define US_IDR_LINID (0x1u << 14) /**< \brief (US_IDR) LIN Identifier Sent or LIN Identifier Received Interrupt Disable */ #define US_IDR_LINTC (0x1u << 15) /**< \brief (US_IDR) LIN Transfer Completed Interrupt Disable */ #define US_IDR_CTSIC (0x1u << 19) /**< \brief (US_IDR) Clear to Send Input Change Interrupt Disable */ #define US_IDR_MANE (0x1u << 24) /**< \brief (US_IDR) Manchester Error Interrupt Disable */ #define US_IDR_LINBE (0x1u << 25) /**< \brief (US_IDR) LIN Bus Error Interrupt Disable */ #define US_IDR_LINISFE (0x1u << 26) /**< \brief (US_IDR) LIN Inconsistent Synch Field Error Interrupt Disable */ #define US_IDR_LINIPE (0x1u << 27) /**< \brief (US_IDR) LIN Identifier Parity Interrupt Disable */ #define US_IDR_LINCE (0x1u << 28) /**< \brief (US_IDR) LIN Checksum Error Interrupt Disable */ #define US_IDR_LINSNRE (0x1u << 29) /**< \brief (US_IDR) LIN Slave Not Responding Error Interrupt Disable */ /* -------- US_IMR : (USART Offset: 0x0010) Interrupt Mask Register -------- */ #define US_IMR_RXRDY (0x1u << 0) /**< \brief (US_IMR) RXRDY Interrupt Mask */ #define US_IMR_TXRDY (0x1u << 1) /**< \brief (US_IMR) TXRDY Interrupt Mask */ #define US_IMR_RXBRK (0x1u << 2) /**< \brief (US_IMR) Receiver Break Interrupt Mask */ #define US_IMR_ENDRX (0x1u << 3) /**< \brief (US_IMR) End of Receive Transfer Interrupt Mask */ #define US_IMR_ENDTX (0x1u << 4) /**< \brief (US_IMR) End of Transmit Interrupt Mask */ #define US_IMR_OVRE (0x1u << 5) /**< \brief (US_IMR) Overrun Error Interrupt Mask */ #define US_IMR_FRAME (0x1u << 6) /**< \brief (US_IMR) Framing Error Interrupt Mask */ #define US_IMR_PARE (0x1u << 7) /**< \brief (US_IMR) Parity Error Interrupt Mask */ #define US_IMR_TIMEOUT (0x1u << 8) /**< \brief (US_IMR) Time-out Interrupt Mask */ #define US_IMR_TXEMPTY (0x1u << 9) /**< \brief (US_IMR) TXEMPTY Interrupt Mask */ #define US_IMR_ITER (0x1u << 10) /**< \brief (US_IMR) Max number of Repetitions Reached Mask */ #define US_IMR_UNRE (0x1u << 10) /**< \brief (US_IMR) SPI Underrun Error Mask */ #define US_IMR_TXBUFE (0x1u << 11) /**< \brief (US_IMR) Buffer Empty Interrupt Mask */ #define US_IMR_RXBUFF (0x1u << 12) /**< \brief (US_IMR) Buffer Full Interrupt Mask */ #define US_IMR_NACK (0x1u << 13) /**< \brief (US_IMR) Non Acknowledge Interrupt Mask */ #define US_IMR_LINBK (0x1u << 13) /**< \brief (US_IMR) LIN Break Sent or LIN Break Received Interrupt Mask */ #define US_IMR_LINID (0x1u << 14) /**< \brief (US_IMR) LIN Identifier Sent or LIN Identifier Received Interrupt Mask */ #define US_IMR_LINTC (0x1u << 15) /**< \brief (US_IMR) LIN Transfer Completed Interrupt Mask */ #define US_IMR_CTSIC (0x1u << 19) /**< \brief (US_IMR) Clear to Send Input Change Interrupt Mask */ #define US_IMR_MANE (0x1u << 24) /**< \brief (US_IMR) Manchester Error Interrupt Mask */ #define US_IMR_LINBE (0x1u << 25) /**< \brief (US_IMR) LIN Bus Error Interrupt Mask */ #define US_IMR_LINISFE (0x1u << 26) /**< \brief (US_IMR) LIN Inconsistent Synch Field Error Interrupt Mask */ #define US_IMR_LINIPE (0x1u << 27) /**< \brief (US_IMR) LIN Identifier Parity Interrupt Mask */ #define US_IMR_LINCE (0x1u << 28) /**< \brief (US_IMR) LIN Checksum Error Interrupt Mask */ #define US_IMR_LINSNRE (0x1u << 29) /**< \brief (US_IMR) LIN Slave Not Responding Error Interrupt Mask */ /* -------- US_CSR : (USART Offset: 0x0014) Channel Status Register -------- */ #define US_CSR_RXRDY (0x1u << 0) /**< \brief (US_CSR) Receiver Ready */ #define US_CSR_TXRDY (0x1u << 1) /**< \brief (US_CSR) Transmitter Ready */ #define US_CSR_RXBRK (0x1u << 2) /**< \brief (US_CSR) Break Received/End of Break */ #define US_CSR_ENDRX (0x1u << 3) /**< \brief (US_CSR) End of Receiver Transfer */ #define US_CSR_ENDTX (0x1u << 4) /**< \brief (US_CSR) End of Transmitter Transfer */ #define US_CSR_OVRE (0x1u << 5) /**< \brief (US_CSR) Overrun Error */ #define US_CSR_FRAME (0x1u << 6) /**< \brief (US_CSR) Framing Error */ #define US_CSR_PARE (0x1u << 7) /**< \brief (US_CSR) Parity Error */ #define US_CSR_TIMEOUT (0x1u << 8) /**< \brief (US_CSR) Receiver Time-out */ #define US_CSR_TXEMPTY (0x1u << 9) /**< \brief (US_CSR) Transmitter Empty */ #define US_CSR_ITER (0x1u << 10) /**< \brief (US_CSR) Max number of Repetitions Reached */ #define US_CSR_UNRE (0x1u << 10) /**< \brief (US_CSR) SPI Underrun Error */ #define US_CSR_TXBUFE (0x1u << 11) /**< \brief (US_CSR) Transmission Buffer Empty */ #define US_CSR_RXBUFF (0x1u << 12) /**< \brief (US_CSR) Reception Buffer Full */ #define US_CSR_NACK (0x1u << 13) /**< \brief (US_CSR) Non Acknowledge Interrupt */ #define US_CSR_LINBK (0x1u << 13) /**< \brief (US_CSR) LIN Break Sent or LIN Break Received */ #define US_CSR_LINID (0x1u << 14) /**< \brief (US_CSR) LIN Identifier Sent or LIN Identifier Received */ #define US_CSR_LINTC (0x1u << 15) /**< \brief (US_CSR) LIN Transfer Completed */ #define US_CSR_CTSIC (0x1u << 19) /**< \brief (US_CSR) Clear to Send Input Change Flag */ #define US_CSR_CTS (0x1u << 23) /**< \brief (US_CSR) Image of CTS Input */ #define US_CSR_LINBLS (0x1u << 23) /**< \brief (US_CSR) LIN Bus Line Status */ #define US_CSR_MANERR (0x1u << 24) /**< \brief (US_CSR) Manchester Error */ #define US_CSR_LINBE (0x1u << 25) /**< \brief (US_CSR) LIN Bit Error */ #define US_CSR_LINISFE (0x1u << 26) /**< \brief (US_CSR) LIN Inconsistent Synch Field Error */ #define US_CSR_LINIPE (0x1u << 27) /**< \brief (US_CSR) LIN Identifier Parity Error */ #define US_CSR_LINCE (0x1u << 28) /**< \brief (US_CSR) LIN Checksum Error */ #define US_CSR_LINSNRE (0x1u << 29) /**< \brief (US_CSR) LIN Slave Not Responding Error */ /* -------- US_RHR : (USART Offset: 0x0018) Receiver Holding Register -------- */ #define US_RHR_RXCHR_Pos 0 #define US_RHR_RXCHR_Msk (0x1ffu << US_RHR_RXCHR_Pos) /**< \brief (US_RHR) Received Character */ #define US_RHR_RXSYNH (0x1u << 15) /**< \brief (US_RHR) Received Sync */ /* -------- US_THR : (USART Offset: 0x001C) Transmitter Holding Register -------- */ #define US_THR_TXCHR_Pos 0 #define US_THR_TXCHR_Msk (0x1ffu << US_THR_TXCHR_Pos) /**< \brief (US_THR) Character to be Transmitted */ #define US_THR_TXCHR(value) ((US_THR_TXCHR_Msk & ((value) << US_THR_TXCHR_Pos))) #define US_THR_TXSYNH (0x1u << 15) /**< \brief (US_THR) Sync Field to be transmitted */ /* -------- US_BRGR : (USART Offset: 0x0020) Baud Rate Generator Register -------- */ #define US_BRGR_CD_Pos 0 #define US_BRGR_CD_Msk (0xffffu << US_BRGR_CD_Pos) /**< \brief (US_BRGR) Clock Divider */ #define US_BRGR_CD(value) ((US_BRGR_CD_Msk & ((value) << US_BRGR_CD_Pos))) #define US_BRGR_FP_Pos 16 #define US_BRGR_FP_Msk (0x7u << US_BRGR_FP_Pos) /**< \brief (US_BRGR) Fractional Part */ #define US_BRGR_FP(value) ((US_BRGR_FP_Msk & ((value) << US_BRGR_FP_Pos))) /* -------- US_RTOR : (USART Offset: 0x0024) Receiver Time-out Register -------- */ #define US_RTOR_TO_Pos 0 #define US_RTOR_TO_Msk (0x1ffffu << US_RTOR_TO_Pos) /**< \brief (US_RTOR) Time-out Value */ #define US_RTOR_TO(value) ((US_RTOR_TO_Msk & ((value) << US_RTOR_TO_Pos))) /* -------- US_TTGR : (USART Offset: 0x0028) Transmitter Timeguard Register -------- */ #define US_TTGR_TG_Pos 0 #define US_TTGR_TG_Msk (0xffu << US_TTGR_TG_Pos) /**< \brief (US_TTGR) Timeguard Value */ #define US_TTGR_TG(value) ((US_TTGR_TG_Msk & ((value) << US_TTGR_TG_Pos))) /* -------- US_FIDI : (USART Offset: 0x0040) FI DI Ratio Register -------- */ #define US_FIDI_FI_DI_RATIO_Pos 0 #define US_FIDI_FI_DI_RATIO_Msk (0x7ffu << US_FIDI_FI_DI_RATIO_Pos) /**< \brief (US_FIDI) FI Over DI Ratio Value */ #define US_FIDI_FI_DI_RATIO(value) ((US_FIDI_FI_DI_RATIO_Msk & ((value) << US_FIDI_FI_DI_RATIO_Pos))) /* -------- US_NER : (USART Offset: 0x0044) Number of Errors Register -------- */ #define US_NER_NB_ERRORS_Pos 0 #define US_NER_NB_ERRORS_Msk (0xffu << US_NER_NB_ERRORS_Pos) /**< \brief (US_NER) Number of Errors */ /* -------- US_IF : (USART Offset: 0x004C) IrDA Filter Register -------- */ #define US_IF_IRDA_FILTER_Pos 0 #define US_IF_IRDA_FILTER_Msk (0xffu << US_IF_IRDA_FILTER_Pos) /**< \brief (US_IF) IrDA Filter */ #define US_IF_IRDA_FILTER(value) ((US_IF_IRDA_FILTER_Msk & ((value) << US_IF_IRDA_FILTER_Pos))) /* -------- US_MAN : (USART Offset: 0x0050) Manchester Encoder Decoder Register -------- */ #define US_MAN_TX_PL_Pos 0 #define US_MAN_TX_PL_Msk (0xfu << US_MAN_TX_PL_Pos) /**< \brief (US_MAN) Transmitter Preamble Length */ #define US_MAN_TX_PL(value) ((US_MAN_TX_PL_Msk & ((value) << US_MAN_TX_PL_Pos))) #define US_MAN_TX_PP_Pos 8 #define US_MAN_TX_PP_Msk (0x3u << US_MAN_TX_PP_Pos) /**< \brief (US_MAN) Transmitter Preamble Pattern */ #define US_MAN_TX_PP_ALL_ONE (0x0u << 8) /**< \brief (US_MAN) The preamble is composed of '1's */ #define US_MAN_TX_PP_ALL_ZERO (0x1u << 8) /**< \brief (US_MAN) The preamble is composed of '0's */ #define US_MAN_TX_PP_ZERO_ONE (0x2u << 8) /**< \brief (US_MAN) The preamble is composed of '01's */ #define US_MAN_TX_PP_ONE_ZERO (0x3u << 8) /**< \brief (US_MAN) The preamble is composed of '10's */ #define US_MAN_TX_MPOL (0x1u << 12) /**< \brief (US_MAN) Transmitter Manchester Polarity */ #define US_MAN_RX_PL_Pos 16 #define US_MAN_RX_PL_Msk (0xfu << US_MAN_RX_PL_Pos) /**< \brief (US_MAN) Receiver Preamble Length */ #define US_MAN_RX_PL(value) ((US_MAN_RX_PL_Msk & ((value) << US_MAN_RX_PL_Pos))) #define US_MAN_RX_PP_Pos 24 #define US_MAN_RX_PP_Msk (0x3u << US_MAN_RX_PP_Pos) /**< \brief (US_MAN) Receiver Preamble Pattern detected */ #define US_MAN_RX_PP_ALL_ONE (0x0u << 24) /**< \brief (US_MAN) The preamble is composed of '1's */ #define US_MAN_RX_PP_ALL_ZERO (0x1u << 24) /**< \brief (US_MAN) The preamble is composed of '0's */ #define US_MAN_RX_PP_ZERO_ONE (0x2u << 24) /**< \brief (US_MAN) The preamble is composed of '01's */ #define US_MAN_RX_PP_ONE_ZERO (0x3u << 24) /**< \brief (US_MAN) The preamble is composed of '10's */ #define US_MAN_RX_MPOL (0x1u << 28) /**< \brief (US_MAN) Receiver Manchester Polarity */ #define US_MAN_STUCKTO1 (0x1u << 29) /**< \brief (US_MAN) */ #define US_MAN_DRIFT (0x1u << 30) /**< \brief (US_MAN) Drift compensation */ /* -------- US_LINMR : (USART Offset: 0x0054) LIN Mode Register -------- */ #define US_LINMR_NACT_Pos 0 #define US_LINMR_NACT_Msk (0x3u << US_LINMR_NACT_Pos) /**< \brief (US_LINMR) LIN Node Action */ #define US_LINMR_NACT_PUBLISH (0x0u << 0) /**< \brief (US_LINMR) The USART transmits the response. */ #define US_LINMR_NACT_SUBSCRIBE (0x1u << 0) /**< \brief (US_LINMR) The USART receives the response. */ #define US_LINMR_NACT_IGNORE (0x2u << 0) /**< \brief (US_LINMR) The USART does not transmit and does not receive the response. */ #define US_LINMR_PARDIS (0x1u << 2) /**< \brief (US_LINMR) Parity Disable */ #define US_LINMR_CHKDIS (0x1u << 3) /**< \brief (US_LINMR) Checksum Disable */ #define US_LINMR_CHKTYP (0x1u << 4) /**< \brief (US_LINMR) Checksum Type */ #define US_LINMR_DLM (0x1u << 5) /**< \brief (US_LINMR) Data Length Mode */ #define US_LINMR_FSDIS (0x1u << 6) /**< \brief (US_LINMR) Frame Slot Mode Disable */ #define US_LINMR_WKUPTYP (0x1u << 7) /**< \brief (US_LINMR) Wakeup Signal Type */ #define US_LINMR_DLC_Pos 8 #define US_LINMR_DLC_Msk (0xffu << US_LINMR_DLC_Pos) /**< \brief (US_LINMR) Data Length Control */ #define US_LINMR_DLC(value) ((US_LINMR_DLC_Msk & ((value) << US_LINMR_DLC_Pos))) #define US_LINMR_PDCM (0x1u << 16) /**< \brief (US_LINMR) PDC Mode */ /* -------- US_LINIR : (USART Offset: 0x0058) LIN Identifier Register -------- */ #define US_LINIR_IDCHR_Pos 0 #define US_LINIR_IDCHR_Msk (0xffu << US_LINIR_IDCHR_Pos) /**< \brief (US_LINIR) Identifier Character */ #define US_LINIR_IDCHR(value) ((US_LINIR_IDCHR_Msk & ((value) << US_LINIR_IDCHR_Pos))) /* -------- US_WPMR : (USART Offset: 0xE4) Write Protect Mode Register -------- */ #define US_WPMR_WPEN (0x1u << 0) /**< \brief (US_WPMR) Write Protect Enable */ #define US_WPMR_WPKEY_Pos 8 #define US_WPMR_WPKEY_Msk (0xffffffu << US_WPMR_WPKEY_Pos) /**< \brief (US_WPMR) Write Protect KEY */ #define US_WPMR_WPKEY(value) ((US_WPMR_WPKEY_Msk & ((value) << US_WPMR_WPKEY_Pos))) /* -------- US_WPSR : (USART Offset: 0xE8) Write Protect Status Register -------- */ #define US_WPSR_WPVS (0x1u << 0) /**< \brief (US_WPSR) Write Protect Violation Status */ #define US_WPSR_WPVSRC_Pos 8 #define US_WPSR_WPVSRC_Msk (0xffffu << US_WPSR_WPVSRC_Pos) /**< \brief (US_WPSR) Write Protect Violation Source */ /* -------- US_RPR : (USART Offset: 0x100) Receive Pointer Register -------- */ #define US_RPR_RXPTR_Pos 0 #define US_RPR_RXPTR_Msk (0xffffffffu << US_RPR_RXPTR_Pos) /**< \brief (US_RPR) Receive Pointer Register */ #define US_RPR_RXPTR(value) ((US_RPR_RXPTR_Msk & ((value) << US_RPR_RXPTR_Pos))) /* -------- US_RCR : (USART Offset: 0x104) Receive Counter Register -------- */ #define US_RCR_RXCTR_Pos 0 #define US_RCR_RXCTR_Msk (0xffffu << US_RCR_RXCTR_Pos) /**< \brief (US_RCR) Receive Counter Register */ #define US_RCR_RXCTR(value) ((US_RCR_RXCTR_Msk & ((value) << US_RCR_RXCTR_Pos))) /* -------- US_TPR : (USART Offset: 0x108) Transmit Pointer Register -------- */ #define US_TPR_TXPTR_Pos 0 #define US_TPR_TXPTR_Msk (0xffffffffu << US_TPR_TXPTR_Pos) /**< \brief (US_TPR) Transmit Counter Register */ #define US_TPR_TXPTR(value) ((US_TPR_TXPTR_Msk & ((value) << US_TPR_TXPTR_Pos))) /* -------- US_TCR : (USART Offset: 0x10C) Transmit Counter Register -------- */ #define US_TCR_TXCTR_Pos 0 #define US_TCR_TXCTR_Msk (0xffffu << US_TCR_TXCTR_Pos) /**< \brief (US_TCR) Transmit Counter Register */ #define US_TCR_TXCTR(value) ((US_TCR_TXCTR_Msk & ((value) << US_TCR_TXCTR_Pos))) /* -------- US_RNPR : (USART Offset: 0x110) Receive Next Pointer Register -------- */ #define US_RNPR_RXNPTR_Pos 0 #define US_RNPR_RXNPTR_Msk (0xffffffffu << US_RNPR_RXNPTR_Pos) /**< \brief (US_RNPR) Receive Next Pointer */ #define US_RNPR_RXNPTR(value) ((US_RNPR_RXNPTR_Msk & ((value) << US_RNPR_RXNPTR_Pos))) /* -------- US_RNCR : (USART Offset: 0x114) Receive Next Counter Register -------- */ #define US_RNCR_RXNCTR_Pos 0 #define US_RNCR_RXNCTR_Msk (0xffffu << US_RNCR_RXNCTR_Pos) /**< \brief (US_RNCR) Receive Next Counter */ #define US_RNCR_RXNCTR(value) ((US_RNCR_RXNCTR_Msk & ((value) << US_RNCR_RXNCTR_Pos))) /* -------- US_TNPR : (USART Offset: 0x118) Transmit Next Pointer Register -------- */ #define US_TNPR_TXNPTR_Pos 0 #define US_TNPR_TXNPTR_Msk (0xffffffffu << US_TNPR_TXNPTR_Pos) /**< \brief (US_TNPR) Transmit Next Pointer */ #define US_TNPR_TXNPTR(value) ((US_TNPR_TXNPTR_Msk & ((value) << US_TNPR_TXNPTR_Pos))) /* -------- US_TNCR : (USART Offset: 0x11C) Transmit Next Counter Register -------- */ #define US_TNCR_TXNCTR_Pos 0 #define US_TNCR_TXNCTR_Msk (0xffffu << US_TNCR_TXNCTR_Pos) /**< \brief (US_TNCR) Transmit Counter Next */ #define US_TNCR_TXNCTR(value) ((US_TNCR_TXNCTR_Msk & ((value) << US_TNCR_TXNCTR_Pos))) /* -------- US_PTCR : (USART Offset: 0x120) Transfer Control Register -------- */ #define US_PTCR_RXTEN (0x1u << 0) /**< \brief (US_PTCR) Receiver Transfer Enable */ #define US_PTCR_RXTDIS (0x1u << 1) /**< \brief (US_PTCR) Receiver Transfer Disable */ #define US_PTCR_TXTEN (0x1u << 8) /**< \brief (US_PTCR) Transmitter Transfer Enable */ #define US_PTCR_TXTDIS (0x1u << 9) /**< \brief (US_PTCR) Transmitter Transfer Disable */ /* -------- US_PTSR : (USART Offset: 0x124) Transfer Status Register -------- */ #define US_PTSR_RXTEN (0x1u << 0) /**< \brief (US_PTSR) Receiver Transfer Enable */ #define US_PTSR_TXTEN (0x1u << 8) /**< \brief (US_PTSR) Transmitter Transfer Enable */ /*@}*/ #ifdef __cplusplus } #endif #endif /* _SAM3XA_USART_COMPONENT_ */