File content as of revision 0:01f31e923fe2:

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/*                  Atmel Microcontroller Software Support                      */
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#ifndef _SAM3U_UART_COMPONENT_
#define _SAM3U_UART_COMPONENT_

/* ============================================================================= */
/**  SOFTWARE API DEFINITION FOR Universal Asynchronous Receiver Transmitter */
/* ============================================================================= */
/** \addtogroup SAM3U_UART Universal Asynchronous Receiver Transmitter */
/*@{*/

#if !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__))
/** \brief Uart hardware registers */
typedef struct {
  WoReg UART_CR;       /**< \brief (Uart Offset: 0x0000) Control Register */
  RwReg UART_MR;       /**< \brief (Uart Offset: 0x0004) Mode Register */
  WoReg UART_IER;      /**< \brief (Uart Offset: 0x0008) Interrupt Enable Register */
  WoReg UART_IDR;      /**< \brief (Uart Offset: 0x000C) Interrupt Disable Register */
  RoReg UART_IMR;      /**< \brief (Uart Offset: 0x0010) Interrupt Mask Register */
  RoReg UART_SR;       /**< \brief (Uart Offset: 0x0014) Status Register */
  RoReg UART_RHR;      /**< \brief (Uart Offset: 0x0018) Receive Holding Register */
  WoReg UART_THR;      /**< \brief (Uart Offset: 0x001C) Transmit Holding Register */
  RwReg UART_BRGR;     /**< \brief (Uart Offset: 0x0020) Baud Rate Generator Register */
  RoReg Reserved1[55];
  RwReg UART_RPR;      /**< \brief (Uart Offset: 0x100) Receive Pointer Register */
  RwReg UART_RCR;      /**< \brief (Uart Offset: 0x104) Receive Counter Register */
  RwReg UART_TPR;      /**< \brief (Uart Offset: 0x108) Transmit Pointer Register */
  RwReg UART_TCR;      /**< \brief (Uart Offset: 0x10C) Transmit Counter Register */
  RwReg UART_RNPR;     /**< \brief (Uart Offset: 0x110) Receive Next Pointer Register */
  RwReg UART_RNCR;     /**< \brief (Uart Offset: 0x114) Receive Next Counter Register */
  RwReg UART_TNPR;     /**< \brief (Uart Offset: 0x118) Transmit Next Pointer Register */
  RwReg UART_TNCR;     /**< \brief (Uart Offset: 0x11C) Transmit Next Counter Register */
  WoReg UART_PTCR;     /**< \brief (Uart Offset: 0x120) Transfer Control Register */
  RoReg UART_PTSR;     /**< \brief (Uart Offset: 0x124) Transfer Status Register */
} Uart;
#endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */
/* -------- UART_CR : (UART Offset: 0x0000) Control Register -------- */
#define UART_CR_RSTRX (0x1u << 2) /**< \brief (UART_CR) Reset Receiver */
#define UART_CR_RSTTX (0x1u << 3) /**< \brief (UART_CR) Reset Transmitter */
#define UART_CR_RXEN (0x1u << 4) /**< \brief (UART_CR) Receiver Enable */
#define UART_CR_RXDIS (0x1u << 5) /**< \brief (UART_CR) Receiver Disable */
#define UART_CR_TXEN (0x1u << 6) /**< \brief (UART_CR) Transmitter Enable */
#define UART_CR_TXDIS (0x1u << 7) /**< \brief (UART_CR) Transmitter Disable */
#define UART_CR_RSTSTA (0x1u << 8) /**< \brief (UART_CR) Reset Status Bits */
/* -------- UART_MR : (UART Offset: 0x0004) Mode Register -------- */
#define UART_MR_PAR_Pos 9
#define UART_MR_PAR_Msk (0x7u << UART_MR_PAR_Pos) /**< \brief (UART_MR) Parity Type */
#define   UART_MR_PAR_EVEN (0x0u << 9) /**< \brief (UART_MR) Even parity */
#define   UART_MR_PAR_ODD (0x1u << 9) /**< \brief (UART_MR) Odd parity */
#define   UART_MR_PAR_SPACE (0x2u << 9) /**< \brief (UART_MR) Space: parity forced to 0 */
#define   UART_MR_PAR_MARK (0x3u << 9) /**< \brief (UART_MR) Mark: parity forced to 1 */
#define   UART_MR_PAR_NO (0x4u << 9) /**< \brief (UART_MR) No parity */
#define UART_MR_CHMODE_Pos 14
#define UART_MR_CHMODE_Msk (0x3u << UART_MR_CHMODE_Pos) /**< \brief (UART_MR) Channel Mode */
#define   UART_MR_CHMODE_NORMAL (0x0u << 14) /**< \brief (UART_MR) Normal Mode */
#define   UART_MR_CHMODE_AUTOMATIC (0x1u << 14) /**< \brief (UART_MR) Automatic Echo */
#define   UART_MR_CHMODE_LOCAL_LOOPBACK (0x2u << 14) /**< \brief (UART_MR) Local Loopback */
#define   UART_MR_CHMODE_REMOTE_LOOPBACK (0x3u << 14) /**< \brief (UART_MR) Remote Loopback */
/* -------- UART_IER : (UART Offset: 0x0008) Interrupt Enable Register -------- */
#define UART_IER_RXRDY (0x1u << 0) /**< \brief (UART_IER) Enable RXRDY Interrupt */
#define UART_IER_TXRDY (0x1u << 1) /**< \brief (UART_IER) Enable TXRDY Interrupt */
#define UART_IER_ENDRX (0x1u << 3) /**< \brief (UART_IER) Enable End of Receive Transfer Interrupt */
#define UART_IER_ENDTX (0x1u << 4) /**< \brief (UART_IER) Enable End of Transmit Interrupt */
#define UART_IER_OVRE (0x1u << 5) /**< \brief (UART_IER) Enable Overrun Error Interrupt */
#define UART_IER_FRAME (0x1u << 6) /**< \brief (UART_IER) Enable Framing Error Interrupt */
#define UART_IER_PARE (0x1u << 7) /**< \brief (UART_IER) Enable Parity Error Interrupt */
#define UART_IER_TXEMPTY (0x1u << 9) /**< \brief (UART_IER) Enable TXEMPTY Interrupt */
#define UART_IER_TXBUFE (0x1u << 11) /**< \brief (UART_IER) Enable Buffer Empty Interrupt */
#define UART_IER_RXBUFF (0x1u << 12) /**< \brief (UART_IER) Enable Buffer Full Interrupt */
/* -------- UART_IDR : (UART Offset: 0x000C) Interrupt Disable Register -------- */
#define UART_IDR_RXRDY (0x1u << 0) /**< \brief (UART_IDR) Disable RXRDY Interrupt */
#define UART_IDR_TXRDY (0x1u << 1) /**< \brief (UART_IDR) Disable TXRDY Interrupt */
#define UART_IDR_ENDRX (0x1u << 3) /**< \brief (UART_IDR) Disable End of Receive Transfer Interrupt */
#define UART_IDR_ENDTX (0x1u << 4) /**< \brief (UART_IDR) Disable End of Transmit Interrupt */
#define UART_IDR_OVRE (0x1u << 5) /**< \brief (UART_IDR) Disable Overrun Error Interrupt */
#define UART_IDR_FRAME (0x1u << 6) /**< \brief (UART_IDR) Disable Framing Error Interrupt */
#define UART_IDR_PARE (0x1u << 7) /**< \brief (UART_IDR) Disable Parity Error Interrupt */
#define UART_IDR_TXEMPTY (0x1u << 9) /**< \brief (UART_IDR) Disable TXEMPTY Interrupt */
#define UART_IDR_TXBUFE (0x1u << 11) /**< \brief (UART_IDR) Disable Buffer Empty Interrupt */
#define UART_IDR_RXBUFF (0x1u << 12) /**< \brief (UART_IDR) Disable Buffer Full Interrupt */
/* -------- UART_IMR : (UART Offset: 0x0010) Interrupt Mask Register -------- */
#define UART_IMR_RXRDY (0x1u << 0) /**< \brief (UART_IMR) Mask RXRDY Interrupt */
#define UART_IMR_TXRDY (0x1u << 1) /**< \brief (UART_IMR) Disable TXRDY Interrupt */
#define UART_IMR_ENDRX (0x1u << 3) /**< \brief (UART_IMR) Mask End of Receive Transfer Interrupt */
#define UART_IMR_ENDTX (0x1u << 4) /**< \brief (UART_IMR) Mask End of Transmit Interrupt */
#define UART_IMR_OVRE (0x1u << 5) /**< \brief (UART_IMR) Mask Overrun Error Interrupt */
#define UART_IMR_FRAME (0x1u << 6) /**< \brief (UART_IMR) Mask Framing Error Interrupt */
#define UART_IMR_PARE (0x1u << 7) /**< \brief (UART_IMR) Mask Parity Error Interrupt */
#define UART_IMR_TXEMPTY (0x1u << 9) /**< \brief (UART_IMR) Mask TXEMPTY Interrupt */
#define UART_IMR_TXBUFE (0x1u << 11) /**< \brief (UART_IMR) Mask TXBUFE Interrupt */
#define UART_IMR_RXBUFF (0x1u << 12) /**< \brief (UART_IMR) Mask RXBUFF Interrupt */
/* -------- UART_SR : (UART Offset: 0x0014) Status Register -------- */
#define UART_SR_RXRDY (0x1u << 0) /**< \brief (UART_SR) Receiver Ready */
#define UART_SR_TXRDY (0x1u << 1) /**< \brief (UART_SR) Transmitter Ready */
#define UART_SR_ENDRX (0x1u << 3) /**< \brief (UART_SR) End of Receiver Transfer */
#define UART_SR_ENDTX (0x1u << 4) /**< \brief (UART_SR) End of Transmitter Transfer */
#define UART_SR_OVRE (0x1u << 5) /**< \brief (UART_SR) Overrun Error */
#define UART_SR_FRAME (0x1u << 6) /**< \brief (UART_SR) Framing Error */
#define UART_SR_PARE (0x1u << 7) /**< \brief (UART_SR) Parity Error */
#define UART_SR_TXEMPTY (0x1u << 9) /**< \brief (UART_SR) Transmitter Empty */
#define UART_SR_TXBUFE (0x1u << 11) /**< \brief (UART_SR) Transmission Buffer Empty */
#define UART_SR_RXBUFF (0x1u << 12) /**< \brief (UART_SR) Receive Buffer Full */
/* -------- UART_RHR : (UART Offset: 0x0018) Receive Holding Register -------- */
#define UART_RHR_RXCHR_Pos 0
#define UART_RHR_RXCHR_Msk (0xffu << UART_RHR_RXCHR_Pos) /**< \brief (UART_RHR) Received Character */
/* -------- UART_THR : (UART Offset: 0x001C) Transmit Holding Register -------- */
#define UART_THR_TXCHR_Pos 0
#define UART_THR_TXCHR_Msk (0xffu << UART_THR_TXCHR_Pos) /**< \brief (UART_THR) Character to be Transmitted */
#define UART_THR_TXCHR(value) ((UART_THR_TXCHR_Msk & ((value) << UART_THR_TXCHR_Pos)))
/* -------- UART_BRGR : (UART Offset: 0x0020) Baud Rate Generator Register -------- */
#define UART_BRGR_CD_Pos 0
#define UART_BRGR_CD_Msk (0xffffu << UART_BRGR_CD_Pos) /**< \brief (UART_BRGR) Clock Divisor */
#define UART_BRGR_CD(value) ((UART_BRGR_CD_Msk & ((value) << UART_BRGR_CD_Pos)))
/* -------- UART_RPR : (UART Offset: 0x100) Receive Pointer Register -------- */
#define UART_RPR_RXPTR_Pos 0
#define UART_RPR_RXPTR_Msk (0xffffffffu << UART_RPR_RXPTR_Pos) /**< \brief (UART_RPR) Receive Pointer Register */
#define UART_RPR_RXPTR(value) ((UART_RPR_RXPTR_Msk & ((value) << UART_RPR_RXPTR_Pos)))
/* -------- UART_RCR : (UART Offset: 0x104) Receive Counter Register -------- */
#define UART_RCR_RXCTR_Pos 0
#define UART_RCR_RXCTR_Msk (0xffffu << UART_RCR_RXCTR_Pos) /**< \brief (UART_RCR) Receive Counter Register */
#define UART_RCR_RXCTR(value) ((UART_RCR_RXCTR_Msk & ((value) << UART_RCR_RXCTR_Pos)))
/* -------- UART_TPR : (UART Offset: 0x108) Transmit Pointer Register -------- */
#define UART_TPR_TXPTR_Pos 0
#define UART_TPR_TXPTR_Msk (0xffffffffu << UART_TPR_TXPTR_Pos) /**< \brief (UART_TPR) Transmit Counter Register */
#define UART_TPR_TXPTR(value) ((UART_TPR_TXPTR_Msk & ((value) << UART_TPR_TXPTR_Pos)))
/* -------- UART_TCR : (UART Offset: 0x10C) Transmit Counter Register -------- */
#define UART_TCR_TXCTR_Pos 0
#define UART_TCR_TXCTR_Msk (0xffffu << UART_TCR_TXCTR_Pos) /**< \brief (UART_TCR) Transmit Counter Register */
#define UART_TCR_TXCTR(value) ((UART_TCR_TXCTR_Msk & ((value) << UART_TCR_TXCTR_Pos)))
/* -------- UART_RNPR : (UART Offset: 0x110) Receive Next Pointer Register -------- */
#define UART_RNPR_RXNPTR_Pos 0
#define UART_RNPR_RXNPTR_Msk (0xffffffffu << UART_RNPR_RXNPTR_Pos) /**< \brief (UART_RNPR) Receive Next Pointer */
#define UART_RNPR_RXNPTR(value) ((UART_RNPR_RXNPTR_Msk & ((value) << UART_RNPR_RXNPTR_Pos)))
/* -------- UART_RNCR : (UART Offset: 0x114) Receive Next Counter Register -------- */
#define UART_RNCR_RXNCTR_Pos 0
#define UART_RNCR_RXNCTR_Msk (0xffffu << UART_RNCR_RXNCTR_Pos) /**< \brief (UART_RNCR) Receive Next Counter */
#define UART_RNCR_RXNCTR(value) ((UART_RNCR_RXNCTR_Msk & ((value) << UART_RNCR_RXNCTR_Pos)))
/* -------- UART_TNPR : (UART Offset: 0x118) Transmit Next Pointer Register -------- */
#define UART_TNPR_TXNPTR_Pos 0
#define UART_TNPR_TXNPTR_Msk (0xffffffffu << UART_TNPR_TXNPTR_Pos) /**< \brief (UART_TNPR) Transmit Next Pointer */
#define UART_TNPR_TXNPTR(value) ((UART_TNPR_TXNPTR_Msk & ((value) << UART_TNPR_TXNPTR_Pos)))
/* -------- UART_TNCR : (UART Offset: 0x11C) Transmit Next Counter Register -------- */
#define UART_TNCR_TXNCTR_Pos 0
#define UART_TNCR_TXNCTR_Msk (0xffffu << UART_TNCR_TXNCTR_Pos) /**< \brief (UART_TNCR) Transmit Counter Next */
#define UART_TNCR_TXNCTR(value) ((UART_TNCR_TXNCTR_Msk & ((value) << UART_TNCR_TXNCTR_Pos)))
/* -------- UART_PTCR : (UART Offset: 0x120) Transfer Control Register -------- */
#define UART_PTCR_RXTEN (0x1u << 0) /**< \brief (UART_PTCR) Receiver Transfer Enable */
#define UART_PTCR_RXTDIS (0x1u << 1) /**< \brief (UART_PTCR) Receiver Transfer Disable */
#define UART_PTCR_TXTEN (0x1u << 8) /**< \brief (UART_PTCR) Transmitter Transfer Enable */
#define UART_PTCR_TXTDIS (0x1u << 9) /**< \brief (UART_PTCR) Transmitter Transfer Disable */
/* -------- UART_PTSR : (UART Offset: 0x124) Transfer Status Register -------- */
#define UART_PTSR_RXTEN (0x1u << 0) /**< \brief (UART_PTSR) Receiver Transfer Enable */
#define UART_PTSR_TXTEN (0x1u << 8) /**< \brief (UART_PTSR) Transmitter Transfer Enable */

/*@}*/


#endif /* _SAM3U_UART_COMPONENT_ */