mirror of https://github.com/Desuuuu/klipper.git
357 lines
28 KiB
C
357 lines
28 KiB
C
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/* ---------------------------------------------------------------------------- */
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/* Atmel Microcontroller Software Support */
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/* SAM Software Package License */
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/* ---------------------------------------------------------------------------- */
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/* Copyright (c) %copyright_year%, Atmel Corporation */
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/* */
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/* All rights reserved. */
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/* */
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/* Redistribution and use in source and binary forms, with or without */
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/* modification, are permitted provided that the following condition is met: */
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/* */
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/* - Redistributions of source code must retain the above copyright notice, */
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/* this list of conditions and the disclaimer below. */
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/* */
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/* Atmel's name may not be used to endorse or promote products derived from */
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/* this software without specific prior written permission. */
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/* */
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/* DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR */
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/* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE */
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/* DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT, */
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/* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT */
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/* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, */
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/* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF */
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/* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING */
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/* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, */
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/* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */
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/* ---------------------------------------------------------------------------- */
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#ifndef _SAM4E_USART_COMPONENT_
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#define _SAM4E_USART_COMPONENT_
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/* ============================================================================= */
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/** SOFTWARE API DEFINITION FOR Universal Synchronous Asynchronous Receiver Transmitter */
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/* ============================================================================= */
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/** \addtogroup SAM4E_USART Universal Synchronous Asynchronous Receiver Transmitter */
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/*@{*/
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#if !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__))
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/** \brief Usart hardware registers */
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typedef struct {
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WoReg US_CR; /**< \brief (Usart Offset: 0x0000) Control Register */
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RwReg US_MR; /**< \brief (Usart Offset: 0x0004) Mode Register */
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WoReg US_IER; /**< \brief (Usart Offset: 0x0008) Interrupt Enable Register */
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WoReg US_IDR; /**< \brief (Usart Offset: 0x000C) Interrupt Disable Register */
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RoReg US_IMR; /**< \brief (Usart Offset: 0x0010) Interrupt Mask Register */
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RoReg US_CSR; /**< \brief (Usart Offset: 0x0014) Channel Status Register */
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RoReg US_RHR; /**< \brief (Usart Offset: 0x0018) Receiver Holding Register */
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WoReg US_THR; /**< \brief (Usart Offset: 0x001C) Transmitter Holding Register */
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RwReg US_BRGR; /**< \brief (Usart Offset: 0x0020) Baud Rate Generator Register */
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RwReg US_RTOR; /**< \brief (Usart Offset: 0x0024) Receiver Time-out Register */
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RwReg US_TTGR; /**< \brief (Usart Offset: 0x0028) Transmitter Timeguard Register */
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RoReg Reserved1[5];
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RwReg US_FIDI; /**< \brief (Usart Offset: 0x0040) FI DI Ratio Register */
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RoReg US_NER; /**< \brief (Usart Offset: 0x0044) Number of Errors Register */
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RoReg Reserved2[1];
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RwReg US_IF; /**< \brief (Usart Offset: 0x004C) IrDA Filter Register */
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RwReg US_MAN; /**< \brief (Usart Offset: 0x0050) Manchester Encoder Decoder Register */
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RoReg Reserved3[36];
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RwReg US_WPMR; /**< \brief (Usart Offset: 0xE4) Write Protect Mode Register */
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RoReg US_WPSR; /**< \brief (Usart Offset: 0xE8) Write Protect Status Register */
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RoReg Reserved4[5];
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RwReg US_RPR; /**< \brief (Usart Offset: 0x100) Receive Pointer Register */
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RwReg US_RCR; /**< \brief (Usart Offset: 0x104) Receive Counter Register */
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RwReg US_TPR; /**< \brief (Usart Offset: 0x108) Transmit Pointer Register */
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RwReg US_TCR; /**< \brief (Usart Offset: 0x10C) Transmit Counter Register */
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RwReg US_RNPR; /**< \brief (Usart Offset: 0x110) Receive Next Pointer Register */
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RwReg US_RNCR; /**< \brief (Usart Offset: 0x114) Receive Next Counter Register */
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RwReg US_TNPR; /**< \brief (Usart Offset: 0x118) Transmit Next Pointer Register */
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RwReg US_TNCR; /**< \brief (Usart Offset: 0x11C) Transmit Next Counter Register */
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WoReg US_PTCR; /**< \brief (Usart Offset: 0x120) Transfer Control Register */
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RoReg US_PTSR; /**< \brief (Usart Offset: 0x124) Transfer Status Register */
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} Usart;
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#endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */
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/* -------- US_CR : (USART Offset: 0x0000) Control Register -------- */
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#define US_CR_RSTRX (0x1u << 2) /**< \brief (US_CR) Reset Receiver */
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#define US_CR_RSTTX (0x1u << 3) /**< \brief (US_CR) Reset Transmitter */
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#define US_CR_RXEN (0x1u << 4) /**< \brief (US_CR) Receiver Enable */
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#define US_CR_RXDIS (0x1u << 5) /**< \brief (US_CR) Receiver Disable */
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#define US_CR_TXEN (0x1u << 6) /**< \brief (US_CR) Transmitter Enable */
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#define US_CR_TXDIS (0x1u << 7) /**< \brief (US_CR) Transmitter Disable */
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#define US_CR_RSTSTA (0x1u << 8) /**< \brief (US_CR) Reset Status Bits */
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#define US_CR_STTBRK (0x1u << 9) /**< \brief (US_CR) Start Break */
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#define US_CR_STPBRK (0x1u << 10) /**< \brief (US_CR) Stop Break */
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#define US_CR_STTTO (0x1u << 11) /**< \brief (US_CR) Start Time-out */
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#define US_CR_SENDA (0x1u << 12) /**< \brief (US_CR) Send Address */
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#define US_CR_RSTIT (0x1u << 13) /**< \brief (US_CR) Reset Iterations */
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#define US_CR_RSTNACK (0x1u << 14) /**< \brief (US_CR) Reset Non Acknowledge */
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#define US_CR_RETTO (0x1u << 15) /**< \brief (US_CR) Rearm Time-out */
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#define US_CR_DTREN (0x1u << 16) /**< \brief (US_CR) Data Terminal Ready Enable */
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#define US_CR_DTRDIS (0x1u << 17) /**< \brief (US_CR) Data Terminal Ready Disable */
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#define US_CR_RTSEN (0x1u << 18) /**< \brief (US_CR) Request to Send Enable */
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#define US_CR_RTSDIS (0x1u << 19) /**< \brief (US_CR) Request to Send Disable */
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#define US_CR_FCS (0x1u << 18) /**< \brief (US_CR) Force SPI Chip Select */
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#define US_CR_RCS (0x1u << 19) /**< \brief (US_CR) Release SPI Chip Select */
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/* -------- US_MR : (USART Offset: 0x0004) Mode Register -------- */
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#define US_MR_USART_MODE_Pos 0
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#define US_MR_USART_MODE_Msk (0xfu << US_MR_USART_MODE_Pos) /**< \brief (US_MR) USART Mode of Operation */
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#define US_MR_USART_MODE_NORMAL (0x0u << 0) /**< \brief (US_MR) Normal mode */
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#define US_MR_USART_MODE_RS485 (0x1u << 0) /**< \brief (US_MR) RS485 */
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#define US_MR_USART_MODE_HW_HANDSHAKING (0x2u << 0) /**< \brief (US_MR) Hardware Handshaking */
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#define US_MR_USART_MODE_MODEM (0x3u << 0) /**< \brief (US_MR) Modem */
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#define US_MR_USART_MODE_IS07816_T_0 (0x4u << 0) /**< \brief (US_MR) IS07816 Protocol: T = 0 */
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#define US_MR_USART_MODE_IS07816_T_1 (0x6u << 0) /**< \brief (US_MR) IS07816 Protocol: T = 1 */
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#define US_MR_USART_MODE_IRDA (0x8u << 0) /**< \brief (US_MR) IrDA */
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#define US_MR_USART_MODE_SPI_MASTER (0xEu << 0) /**< \brief (US_MR) SPI Master */
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#define US_MR_USART_MODE_SPI_SLAVE (0xFu << 0) /**< \brief (US_MR) SPI Slave */
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#define US_MR_USCLKS_Pos 4
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#define US_MR_USCLKS_Msk (0x3u << US_MR_USCLKS_Pos) /**< \brief (US_MR) Clock Selection */
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#define US_MR_USCLKS_MCK (0x0u << 4) /**< \brief (US_MR) Master Clock MCK is selected */
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#define US_MR_USCLKS_DIV (0x1u << 4) /**< \brief (US_MR) Internal Clock Divided MCK/DIV (DIV=8) is selected */
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#define US_MR_USCLKS_SCK (0x3u << 4) /**< \brief (US_MR) Serial Clock SLK is selected */
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#define US_MR_CHRL_Pos 6
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#define US_MR_CHRL_Msk (0x3u << US_MR_CHRL_Pos) /**< \brief (US_MR) Character Length. */
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#define US_MR_CHRL_5_BIT (0x0u << 6) /**< \brief (US_MR) Character length is 5 bits */
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#define US_MR_CHRL_6_BIT (0x1u << 6) /**< \brief (US_MR) Character length is 6 bits */
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#define US_MR_CHRL_7_BIT (0x2u << 6) /**< \brief (US_MR) Character length is 7 bits */
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#define US_MR_CHRL_8_BIT (0x3u << 6) /**< \brief (US_MR) Character length is 8 bits */
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#define US_MR_SYNC (0x1u << 8) /**< \brief (US_MR) Synchronous Mode Select */
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#define US_MR_PAR_Pos 9
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#define US_MR_PAR_Msk (0x7u << US_MR_PAR_Pos) /**< \brief (US_MR) Parity Type */
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#define US_MR_PAR_EVEN (0x0u << 9) /**< \brief (US_MR) Even parity */
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#define US_MR_PAR_ODD (0x1u << 9) /**< \brief (US_MR) Odd parity */
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#define US_MR_PAR_SPACE (0x2u << 9) /**< \brief (US_MR) Parity forced to 0 (Space) */
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#define US_MR_PAR_MARK (0x3u << 9) /**< \brief (US_MR) Parity forced to 1 (Mark) */
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#define US_MR_PAR_NO (0x4u << 9) /**< \brief (US_MR) No parity */
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#define US_MR_PAR_MULTIDROP (0x6u << 9) /**< \brief (US_MR) Multidrop mode */
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#define US_MR_NBSTOP_Pos 12
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#define US_MR_NBSTOP_Msk (0x3u << US_MR_NBSTOP_Pos) /**< \brief (US_MR) Number of Stop Bits */
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#define US_MR_NBSTOP_1_BIT (0x0u << 12) /**< \brief (US_MR) 1 stop bit */
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#define US_MR_NBSTOP_1_5_BIT (0x1u << 12) /**< \brief (US_MR) 1.5 stop bit (SYNC = 0) or reserved (SYNC = 1) */
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#define US_MR_NBSTOP_2_BIT (0x2u << 12) /**< \brief (US_MR) 2 stop bits */
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#define US_MR_CHMODE_Pos 14
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#define US_MR_CHMODE_Msk (0x3u << US_MR_CHMODE_Pos) /**< \brief (US_MR) Channel Mode */
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#define US_MR_CHMODE_NORMAL (0x0u << 14) /**< \brief (US_MR) Normal Mode */
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#define US_MR_CHMODE_AUTOMATIC (0x1u << 14) /**< \brief (US_MR) Automatic Echo. Receiver input is connected to the TXD pin. */
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#define US_MR_CHMODE_LOCAL_LOOPBACK (0x2u << 14) /**< \brief (US_MR) Local Loopback. Transmitter output is connected to the Receiver Input. */
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#define US_MR_CHMODE_REMOTE_LOOPBACK (0x3u << 14) /**< \brief (US_MR) Remote Loopback. RXD pin is internally connected to the TXD pin. */
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#define US_MR_MSBF (0x1u << 16) /**< \brief (US_MR) Bit Order */
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#define US_MR_MODE9 (0x1u << 17) /**< \brief (US_MR) 9-bit Character Length */
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#define US_MR_CLKO (0x1u << 18) /**< \brief (US_MR) Clock Output Select */
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#define US_MR_OVER (0x1u << 19) /**< \brief (US_MR) Oversampling Mode */
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#define US_MR_INACK (0x1u << 20) /**< \brief (US_MR) Inhibit Non Acknowledge */
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#define US_MR_DSNACK (0x1u << 21) /**< \brief (US_MR) Disable Successive NACK */
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#define US_MR_VAR_SYNC (0x1u << 22) /**< \brief (US_MR) Variable Synchronization of Command/Data Sync Start Frame Delimiter */
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#define US_MR_INVDATA (0x1u << 23) /**< \brief (US_MR) Inverted Data */
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#define US_MR_MAX_ITERATION_Pos 24
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#define US_MR_MAX_ITERATION_Msk (0x7u << US_MR_MAX_ITERATION_Pos) /**< \brief (US_MR) Maximum Number of Automatic Iteration */
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#define US_MR_MAX_ITERATION(value) ((US_MR_MAX_ITERATION_Msk & ((value) << US_MR_MAX_ITERATION_Pos)))
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#define US_MR_FILTER (0x1u << 28) /**< \brief (US_MR) Infrared Receive Line Filter */
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#define US_MR_MAN (0x1u << 29) /**< \brief (US_MR) Manchester Encoder/Decoder Enable */
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#define US_MR_MODSYNC (0x1u << 30) /**< \brief (US_MR) Manchester Synchronization Mode */
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#define US_MR_ONEBIT (0x1u << 31) /**< \brief (US_MR) Start Frame Delimiter Selector */
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#define US_MR_CPHA (0x1u << 8) /**< \brief (US_MR) SPI Clock Phase */
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#define US_MR_CPOL (0x1u << 16) /**< \brief (US_MR) SPI Clock Polarity */
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#define US_MR_WRDBT (0x1u << 20) /**< \brief (US_MR) Wait Read Data Before Transfer */
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/* -------- US_IER : (USART Offset: 0x0008) Interrupt Enable Register -------- */
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#define US_IER_RXRDY (0x1u << 0) /**< \brief (US_IER) RXRDY Interrupt Enable */
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#define US_IER_TXRDY (0x1u << 1) /**< \brief (US_IER) TXRDY Interrupt Enable */
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#define US_IER_RXBRK (0x1u << 2) /**< \brief (US_IER) Receiver Break Interrupt Enable */
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#define US_IER_ENDRX (0x1u << 3) /**< \brief (US_IER) End of Receive Transfer Interrupt Enable (available in all USART modes of operation) */
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#define US_IER_ENDTX (0x1u << 4) /**< \brief (US_IER) End of Transmit Interrupt Enable (available in all USART modes of operation) */
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#define US_IER_OVRE (0x1u << 5) /**< \brief (US_IER) Overrun Error Interrupt Enable */
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#define US_IER_FRAME (0x1u << 6) /**< \brief (US_IER) Framing Error Interrupt Enable */
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#define US_IER_PARE (0x1u << 7) /**< \brief (US_IER) Parity Error Interrupt Enable */
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#define US_IER_TIMEOUT (0x1u << 8) /**< \brief (US_IER) Time-out Interrupt Enable */
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#define US_IER_TXEMPTY (0x1u << 9) /**< \brief (US_IER) TXEMPTY Interrupt Enable */
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#define US_IER_ITER (0x1u << 10) /**< \brief (US_IER) Max number of Repetitions Reached Interrupt Enable */
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#define US_IER_TXBUFE (0x1u << 11) /**< \brief (US_IER) Buffer Empty Interrupt Enable (available in all USART modes of operation) */
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#define US_IER_RXBUFF (0x1u << 12) /**< \brief (US_IER) Buffer Full Interrupt Enable (available in all USART modes of operation) */
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#define US_IER_NACK (0x1u << 13) /**< \brief (US_IER) Non AcknowledgeInterrupt Enable */
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#define US_IER_RIIC (0x1u << 16) /**< \brief (US_IER) Ring Indicator Input Change Enable */
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#define US_IER_DSRIC (0x1u << 17) /**< \brief (US_IER) Data Set Ready Input Change Enable */
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#define US_IER_DCDIC (0x1u << 18) /**< \brief (US_IER) Data Carrier Detect Input Change Interrupt Enable */
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#define US_IER_CTSIC (0x1u << 19) /**< \brief (US_IER) Clear to Send Input Change Interrupt Enable */
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#define US_IER_MANE (0x1u << 24) /**< \brief (US_IER) Manchester Error Interrupt Enable */
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#define US_IER_UNRE (0x1u << 10) /**< \brief (US_IER) SPI Underrun Error Interrupt Enable */
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/* -------- US_IDR : (USART Offset: 0x000C) Interrupt Disable Register -------- */
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#define US_IDR_RXRDY (0x1u << 0) /**< \brief (US_IDR) RXRDY Interrupt Disable */
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#define US_IDR_TXRDY (0x1u << 1) /**< \brief (US_IDR) TXRDY Interrupt Disable */
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#define US_IDR_RXBRK (0x1u << 2) /**< \brief (US_IDR) Receiver Break Interrupt Disable */
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#define US_IDR_ENDRX (0x1u << 3) /**< \brief (US_IDR) End of Receive Transfer Interrupt Disable (available in all USART modes of operation) */
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#define US_IDR_ENDTX (0x1u << 4) /**< \brief (US_IDR) End of Transmit Interrupt Disable (available in all USART modes of operation) */
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#define US_IDR_OVRE (0x1u << 5) /**< \brief (US_IDR) Overrun Error Interrupt Enable */
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#define US_IDR_FRAME (0x1u << 6) /**< \brief (US_IDR) Framing Error Interrupt Disable */
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#define US_IDR_PARE (0x1u << 7) /**< \brief (US_IDR) Parity Error Interrupt Disable */
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#define US_IDR_TIMEOUT (0x1u << 8) /**< \brief (US_IDR) Time-out Interrupt Disable */
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#define US_IDR_TXEMPTY (0x1u << 9) /**< \brief (US_IDR) TXEMPTY Interrupt Disable */
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#define US_IDR_ITER (0x1u << 10) /**< \brief (US_IDR) Max Number of Repetitions Reached Interrupt Disable */
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#define US_IDR_TXBUFE (0x1u << 11) /**< \brief (US_IDR) Buffer Empty Interrupt Disable (available in all USART modes of operation) */
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#define US_IDR_RXBUFF (0x1u << 12) /**< \brief (US_IDR) Buffer Full Interrupt Disable (available in all USART modes of operation) */
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#define US_IDR_NACK (0x1u << 13) /**< \brief (US_IDR) Non AcknowledgeInterrupt Disable */
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#define US_IDR_RIIC (0x1u << 16) /**< \brief (US_IDR) Ring Indicator Input Change Disable */
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#define US_IDR_DSRIC (0x1u << 17) /**< \brief (US_IDR) Data Set Ready Input Change Disable */
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#define US_IDR_DCDIC (0x1u << 18) /**< \brief (US_IDR) Data Carrier Detect Input Change Interrupt Disable */
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#define US_IDR_CTSIC (0x1u << 19) /**< \brief (US_IDR) Clear to Send Input Change Interrupt Disable */
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#define US_IDR_MANE (0x1u << 24) /**< \brief (US_IDR) Manchester Error Interrupt Disable */
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#define US_IDR_UNRE (0x1u << 10) /**< \brief (US_IDR) SPI Underrun Error Interrupt Disable */
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/* -------- US_IMR : (USART Offset: 0x0010) Interrupt Mask Register -------- */
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#define US_IMR_RXRDY (0x1u << 0) /**< \brief (US_IMR) RXRDY Interrupt Mask */
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#define US_IMR_TXRDY (0x1u << 1) /**< \brief (US_IMR) TXRDY Interrupt Mask */
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#define US_IMR_RXBRK (0x1u << 2) /**< \brief (US_IMR) Receiver Break Interrupt Mask */
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#define US_IMR_ENDRX (0x1u << 3) /**< \brief (US_IMR) End of Receive Transfer Interrupt Mask (available in all USART modes of operation) */
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#define US_IMR_ENDTX (0x1u << 4) /**< \brief (US_IMR) End of Transmit Interrupt Mask (available in all USART modes of operation) */
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#define US_IMR_OVRE (0x1u << 5) /**< \brief (US_IMR) Overrun Error Interrupt Mask */
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#define US_IMR_FRAME (0x1u << 6) /**< \brief (US_IMR) Framing Error Interrupt Mask */
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#define US_IMR_PARE (0x1u << 7) /**< \brief (US_IMR) Parity Error Interrupt Mask */
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#define US_IMR_TIMEOUT (0x1u << 8) /**< \brief (US_IMR) Time-out Interrupt Mask */
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#define US_IMR_TXEMPTY (0x1u << 9) /**< \brief (US_IMR) TXEMPTY Interrupt Mask */
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#define US_IMR_ITER (0x1u << 10) /**< \brief (US_IMR) Max Number of Repetitions Reached Interrupt Mask */
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#define US_IMR_TXBUFE (0x1u << 11) /**< \brief (US_IMR) Buffer Empty Interrupt Mask (available in all USART modes of operation) */
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#define US_IMR_RXBUFF (0x1u << 12) /**< \brief (US_IMR) Buffer Full Interrupt Mask (available in all USART modes of operation) */
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#define US_IMR_NACK (0x1u << 13) /**< \brief (US_IMR) Non AcknowledgeInterrupt Mask */
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#define US_IMR_RIIC (0x1u << 16) /**< \brief (US_IMR) Ring Indicator Input Change Mask */
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#define US_IMR_DSRIC (0x1u << 17) /**< \brief (US_IMR) Data Set Ready Input Change Mask */
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#define US_IMR_DCDIC (0x1u << 18) /**< \brief (US_IMR) Data Carrier Detect Input Change Interrupt Mask */
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#define US_IMR_CTSIC (0x1u << 19) /**< \brief (US_IMR) Clear to Send Input Change Interrupt Mask */
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#define US_IMR_MANE (0x1u << 24) /**< \brief (US_IMR) Manchester Error Interrupt Mask */
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#define US_IMR_UNRE (0x1u << 10) /**< \brief (US_IMR) SPI Underrun Error Interrupt Mask */
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/* -------- US_CSR : (USART Offset: 0x0014) Channel Status Register -------- */
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#define US_CSR_RXRDY (0x1u << 0) /**< \brief (US_CSR) Receiver Ready */
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#define US_CSR_TXRDY (0x1u << 1) /**< \brief (US_CSR) Transmitter Ready */
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#define US_CSR_RXBRK (0x1u << 2) /**< \brief (US_CSR) Break Received/End of Break */
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#define US_CSR_ENDRX (0x1u << 3) /**< \brief (US_CSR) End of Receiver Transfer */
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#define US_CSR_ENDTX (0x1u << 4) /**< \brief (US_CSR) End of Transmitter Transfer */
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#define US_CSR_OVRE (0x1u << 5) /**< \brief (US_CSR) Overrun Error */
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#define US_CSR_FRAME (0x1u << 6) /**< \brief (US_CSR) Framing Error */
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#define US_CSR_PARE (0x1u << 7) /**< \brief (US_CSR) Parity Error */
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#define US_CSR_TIMEOUT (0x1u << 8) /**< \brief (US_CSR) Receiver Time-out */
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#define US_CSR_TXEMPTY (0x1u << 9) /**< \brief (US_CSR) Transmitter Empty */
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#define US_CSR_ITER (0x1u << 10) /**< \brief (US_CSR) MaxNumber of Repetitions Reached */
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#define US_CSR_TXBUFE (0x1u << 11) /**< \brief (US_CSR) Transmission Buffer Empty */
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#define US_CSR_RXBUFF (0x1u << 12) /**< \brief (US_CSR) Reception Buffer Full */
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#define US_CSR_NACK (0x1u << 13) /**< \brief (US_CSR) Non AcknowledgeInterrupt */
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#define US_CSR_RIIC (0x1u << 16) /**< \brief (US_CSR) Ring Indicator Input Change Flag */
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#define US_CSR_DSRIC (0x1u << 17) /**< \brief (US_CSR) Data Set Ready Input Change Flag */
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#define US_CSR_DCDIC (0x1u << 18) /**< \brief (US_CSR) Data Carrier Detect Input Change Flag */
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#define US_CSR_CTSIC (0x1u << 19) /**< \brief (US_CSR) Clear to Send Input Change Flag */
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#define US_CSR_RI (0x1u << 20) /**< \brief (US_CSR) Image of RI Input */
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#define US_CSR_DSR (0x1u << 21) /**< \brief (US_CSR) Image of DSR Input */
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#define US_CSR_DCD (0x1u << 22) /**< \brief (US_CSR) Image of DCD Input */
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#define US_CSR_CTS (0x1u << 23) /**< \brief (US_CSR) Image of CTS Input */
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#define US_CSR_MANERR (0x1u << 24) /**< \brief (US_CSR) Manchester Error */
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#define US_CSR_UNRE (0x1u << 10) /**< \brief (US_CSR) Underrun Error */
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/* -------- US_RHR : (USART Offset: 0x0018) Receiver Holding Register -------- */
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#define US_RHR_RXCHR_Pos 0
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#define US_RHR_RXCHR_Msk (0x1ffu << US_RHR_RXCHR_Pos) /**< \brief (US_RHR) Received Character */
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#define US_RHR_RXSYNH (0x1u << 15) /**< \brief (US_RHR) Received Sync */
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/* -------- US_THR : (USART Offset: 0x001C) Transmitter Holding Register -------- */
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#define US_THR_TXCHR_Pos 0
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#define US_THR_TXCHR_Msk (0x1ffu << US_THR_TXCHR_Pos) /**< \brief (US_THR) Character to be Transmitted */
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#define US_THR_TXCHR(value) ((US_THR_TXCHR_Msk & ((value) << US_THR_TXCHR_Pos)))
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#define US_THR_TXSYNH (0x1u << 15) /**< \brief (US_THR) Sync Field to be Transmitted */
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/* -------- US_BRGR : (USART Offset: 0x0020) Baud Rate Generator Register -------- */
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#define US_BRGR_CD_Pos 0
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#define US_BRGR_CD_Msk (0xffffu << US_BRGR_CD_Pos) /**< \brief (US_BRGR) Clock Divider */
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#define US_BRGR_CD(value) ((US_BRGR_CD_Msk & ((value) << US_BRGR_CD_Pos)))
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#define US_BRGR_FP_Pos 16
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#define US_BRGR_FP_Msk (0x7u << US_BRGR_FP_Pos) /**< \brief (US_BRGR) Fractional Part */
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#define US_BRGR_FP(value) ((US_BRGR_FP_Msk & ((value) << US_BRGR_FP_Pos)))
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/* -------- US_RTOR : (USART Offset: 0x0024) Receiver Time-out Register -------- */
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#define US_RTOR_TO_Pos 0
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#define US_RTOR_TO_Msk (0xffffu << US_RTOR_TO_Pos) /**< \brief (US_RTOR) Time-out Value */
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#define US_RTOR_TO(value) ((US_RTOR_TO_Msk & ((value) << US_RTOR_TO_Pos)))
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/* -------- US_TTGR : (USART Offset: 0x0028) Transmitter Timeguard Register -------- */
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#define US_TTGR_TG_Pos 0
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#define US_TTGR_TG_Msk (0xffu << US_TTGR_TG_Pos) /**< \brief (US_TTGR) Timeguard Value */
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#define US_TTGR_TG(value) ((US_TTGR_TG_Msk & ((value) << US_TTGR_TG_Pos)))
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/* -------- US_FIDI : (USART Offset: 0x0040) FI DI Ratio Register -------- */
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#define US_FIDI_FI_DI_RATIO_Pos 0
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#define US_FIDI_FI_DI_RATIO_Msk (0x7ffu << US_FIDI_FI_DI_RATIO_Pos) /**< \brief (US_FIDI) FI Over DI Ratio Value */
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#define US_FIDI_FI_DI_RATIO(value) ((US_FIDI_FI_DI_RATIO_Msk & ((value) << US_FIDI_FI_DI_RATIO_Pos)))
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/* -------- US_NER : (USART Offset: 0x0044) Number of Errors Register -------- */
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#define US_NER_NB_ERRORS_Pos 0
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#define US_NER_NB_ERRORS_Msk (0xffu << US_NER_NB_ERRORS_Pos) /**< \brief (US_NER) Number of Errors */
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/* -------- US_IF : (USART Offset: 0x004C) IrDA Filter Register -------- */
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#define US_IF_IRDA_FILTER_Pos 0
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#define US_IF_IRDA_FILTER_Msk (0xffu << US_IF_IRDA_FILTER_Pos) /**< \brief (US_IF) IrDA Filter */
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#define US_IF_IRDA_FILTER(value) ((US_IF_IRDA_FILTER_Msk & ((value) << US_IF_IRDA_FILTER_Pos)))
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/* -------- US_MAN : (USART Offset: 0x0050) Manchester Encoder Decoder Register -------- */
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#define US_MAN_TX_PL_Pos 0
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#define US_MAN_TX_PL_Msk (0xfu << US_MAN_TX_PL_Pos) /**< \brief (US_MAN) Transmitter Preamble Length */
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#define US_MAN_TX_PL(value) ((US_MAN_TX_PL_Msk & ((value) << US_MAN_TX_PL_Pos)))
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#define US_MAN_TX_PP_Pos 8
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#define US_MAN_TX_PP_Msk (0x3u << US_MAN_TX_PP_Pos) /**< \brief (US_MAN) Transmitter Preamble Pattern */
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#define US_MAN_TX_PP_ALL_ONE (0x0u << 8) /**< \brief (US_MAN) The preamble is composed of '1's */
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#define US_MAN_TX_PP_ALL_ZERO (0x1u << 8) /**< \brief (US_MAN) The preamble is composed of '0's */
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#define US_MAN_TX_PP_ZERO_ONE (0x2u << 8) /**< \brief (US_MAN) The preamble is composed of '01's */
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#define US_MAN_TX_PP_ONE_ZERO (0x3u << 8) /**< \brief (US_MAN) The preamble is composed of '10's */
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#define US_MAN_TX_MPOL (0x1u << 12) /**< \brief (US_MAN) Transmitter Manchester Polarity */
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#define US_MAN_RX_PL_Pos 16
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#define US_MAN_RX_PL_Msk (0xfu << US_MAN_RX_PL_Pos) /**< \brief (US_MAN) Receiver Preamble Length */
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#define US_MAN_RX_PL(value) ((US_MAN_RX_PL_Msk & ((value) << US_MAN_RX_PL_Pos)))
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#define US_MAN_RX_PP_Pos 24
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#define US_MAN_RX_PP_Msk (0x3u << US_MAN_RX_PP_Pos) /**< \brief (US_MAN) Receiver Preamble Pattern detected */
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#define US_MAN_RX_PP_ALL_ONE (0x0u << 24) /**< \brief (US_MAN) The preamble is composed of '1's */
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#define US_MAN_RX_PP_ALL_ZERO (0x1u << 24) /**< \brief (US_MAN) The preamble is composed of '0's */
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#define US_MAN_RX_PP_ZERO_ONE (0x2u << 24) /**< \brief (US_MAN) The preamble is composed of '01's */
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#define US_MAN_RX_PP_ONE_ZERO (0x3u << 24) /**< \brief (US_MAN) The preamble is composed of '10's */
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#define US_MAN_RX_MPOL (0x1u << 28) /**< \brief (US_MAN) Receiver Manchester Polarity */
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#define US_MAN_ONE (0x1u << 29) /**< \brief (US_MAN) Must Be Set to 1 */
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#define US_MAN_DRIFT (0x1u << 30) /**< \brief (US_MAN) Drift Compensation */
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/* -------- US_WPMR : (USART Offset: 0xE4) Write Protect Mode Register -------- */
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#define US_WPMR_WPEN (0x1u << 0) /**< \brief (US_WPMR) Write Protect Enable */
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#define US_WPMR_WPKEY_Pos 8
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#define US_WPMR_WPKEY_Msk (0xffffffu << US_WPMR_WPKEY_Pos) /**< \brief (US_WPMR) Write Protect KEY */
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#define US_WPMR_WPKEY(value) ((US_WPMR_WPKEY_Msk & ((value) << US_WPMR_WPKEY_Pos)))
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/* -------- US_WPSR : (USART Offset: 0xE8) Write Protect Status Register -------- */
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#define US_WPSR_WPVS (0x1u << 0) /**< \brief (US_WPSR) Write Protect Violation Status */
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#define US_WPSR_WPVSRC_Pos 8
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#define US_WPSR_WPVSRC_Msk (0xffffu << US_WPSR_WPVSRC_Pos) /**< \brief (US_WPSR) Write Protect Violation Source */
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/* -------- US_RPR : (USART Offset: 0x100) Receive Pointer Register -------- */
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#define US_RPR_RXPTR_Pos 0
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#define US_RPR_RXPTR_Msk (0xffffffffu << US_RPR_RXPTR_Pos) /**< \brief (US_RPR) Receive Pointer Register */
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#define US_RPR_RXPTR(value) ((US_RPR_RXPTR_Msk & ((value) << US_RPR_RXPTR_Pos)))
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/* -------- US_RCR : (USART Offset: 0x104) Receive Counter Register -------- */
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#define US_RCR_RXCTR_Pos 0
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#define US_RCR_RXCTR_Msk (0xffffu << US_RCR_RXCTR_Pos) /**< \brief (US_RCR) Receive Counter Register */
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#define US_RCR_RXCTR(value) ((US_RCR_RXCTR_Msk & ((value) << US_RCR_RXCTR_Pos)))
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/* -------- US_TPR : (USART Offset: 0x108) Transmit Pointer Register -------- */
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#define US_TPR_TXPTR_Pos 0
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#define US_TPR_TXPTR_Msk (0xffffffffu << US_TPR_TXPTR_Pos) /**< \brief (US_TPR) Transmit Counter Register */
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#define US_TPR_TXPTR(value) ((US_TPR_TXPTR_Msk & ((value) << US_TPR_TXPTR_Pos)))
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/* -------- US_TCR : (USART Offset: 0x10C) Transmit Counter Register -------- */
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#define US_TCR_TXCTR_Pos 0
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#define US_TCR_TXCTR_Msk (0xffffu << US_TCR_TXCTR_Pos) /**< \brief (US_TCR) Transmit Counter Register */
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#define US_TCR_TXCTR(value) ((US_TCR_TXCTR_Msk & ((value) << US_TCR_TXCTR_Pos)))
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/* -------- US_RNPR : (USART Offset: 0x110) Receive Next Pointer Register -------- */
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#define US_RNPR_RXNPTR_Pos 0
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#define US_RNPR_RXNPTR_Msk (0xffffffffu << US_RNPR_RXNPTR_Pos) /**< \brief (US_RNPR) Receive Next Pointer */
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#define US_RNPR_RXNPTR(value) ((US_RNPR_RXNPTR_Msk & ((value) << US_RNPR_RXNPTR_Pos)))
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/* -------- US_RNCR : (USART Offset: 0x114) Receive Next Counter Register -------- */
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#define US_RNCR_RXNCTR_Pos 0
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#define US_RNCR_RXNCTR_Msk (0xffffu << US_RNCR_RXNCTR_Pos) /**< \brief (US_RNCR) Receive Next Counter */
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#define US_RNCR_RXNCTR(value) ((US_RNCR_RXNCTR_Msk & ((value) << US_RNCR_RXNCTR_Pos)))
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/* -------- US_TNPR : (USART Offset: 0x118) Transmit Next Pointer Register -------- */
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#define US_TNPR_TXNPTR_Pos 0
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#define US_TNPR_TXNPTR_Msk (0xffffffffu << US_TNPR_TXNPTR_Pos) /**< \brief (US_TNPR) Transmit Next Pointer */
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#define US_TNPR_TXNPTR(value) ((US_TNPR_TXNPTR_Msk & ((value) << US_TNPR_TXNPTR_Pos)))
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/* -------- US_TNCR : (USART Offset: 0x11C) Transmit Next Counter Register -------- */
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#define US_TNCR_TXNCTR_Pos 0
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#define US_TNCR_TXNCTR_Msk (0xffffu << US_TNCR_TXNCTR_Pos) /**< \brief (US_TNCR) Transmit Counter Next */
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#define US_TNCR_TXNCTR(value) ((US_TNCR_TXNCTR_Msk & ((value) << US_TNCR_TXNCTR_Pos)))
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/* -------- US_PTCR : (USART Offset: 0x120) Transfer Control Register -------- */
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#define US_PTCR_RXTEN (0x1u << 0) /**< \brief (US_PTCR) Receiver Transfer Enable */
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#define US_PTCR_RXTDIS (0x1u << 1) /**< \brief (US_PTCR) Receiver Transfer Disable */
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#define US_PTCR_TXTEN (0x1u << 8) /**< \brief (US_PTCR) Transmitter Transfer Enable */
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#define US_PTCR_TXTDIS (0x1u << 9) /**< \brief (US_PTCR) Transmitter Transfer Disable */
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/* -------- US_PTSR : (USART Offset: 0x124) Transfer Status Register -------- */
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#define US_PTSR_RXTEN (0x1u << 0) /**< \brief (US_PTSR) Receiver Transfer Enable */
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#define US_PTSR_TXTEN (0x1u << 8) /**< \brief (US_PTSR) Transmitter Transfer Enable */
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/*@}*/
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#endif /* _SAM4E_USART_COMPONENT_ */
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