diff --git a/include/libopencm3/stm32/common/usart_common_all.h b/include/libopencm3/stm32/common/usart_common_all.h index 2a34429b..bf583e19 100644 --- a/include/libopencm3/stm32/common/usart_common_all.h +++ b/include/libopencm3/stm32/common/usart_common_all.h @@ -30,7 +30,7 @@ The order of header inclusion is important. usart.h includes the device specific memorymap.h header before including this header file.*/ /** @cond */ -#if defined(LIBOPENCM3_USART_H) || defined(LIBOPENCM3_USART_COMMON_F24_H) +#if defined(LIBOPENCM3_USART_H) /** @endcond */ #ifndef LIBOPENCM3_USART_COMMON_ALL_H #define LIBOPENCM3_USART_COMMON_ALL_H @@ -51,706 +51,6 @@ specific memorymap.h header before including this header file.*/ #define UART4 UART4_BASE #define UART5 UART5_BASE -/* --- USART registers ----------------------------------------------------- */ - -#if defined (STM32F3) - -/* Control register 1 (USARTx_CR1) */ -#define USART_CR1(usart_base) MMIO32(usart_base + 0x00) -#define USART1_CR1 USART_CR1(USART1_BASE) -#define USART2_CR1 USART_CR1(USART2_BASE) -#define USART3_CR1 USART_CR1(USART3_BASE) -#define UART4_CR1 USART_CR1(UART4_BASE) -#define UART5_CR1 USART_CR1(UART5_BASE) - -/* Control register 2 (USARTx_CR2) */ -#define USART_CR2(usart_base) MMIO32(usart_base + 0x04) -#define USART1_CR2 USART_CR2(USART1_BASE) -#define USART2_CR2 USART_CR2(USART2_BASE) -#define USART3_CR2 USART_CR2(USART3_BASE) -#define UART4_CR2 USART_CR2(UART4_BASE) -#define UART5_CR2 USART_CR2(UART5_BASE) - -/* Control register 3 (USARTx_CR3) */ -#define USART_CR3(usart_base) MMIO32(usart_base + 0x08) -#define USART1_CR3 USART_CR3(USART1_BASE) -#define USART2_CR3 USART_CR3(USART2_BASE) -#define USART3_CR3 USART_CR3(USART3_BASE) -#define UART4_CR3 USART_CR3(UART4_BASE) -#define UART5_CR3 USART_CR3(UART5_BASE) - -/* Baud rate register (USARTx_BRR) */ -#define USART_BRR(usart_base) MMIO32(usart_base + 0x0C) -#define USART1_BRR USART_BRR(USART1_BASE) -#define USART2_BRR USART_BRR(USART2_BASE) -#define USART3_BRR USART_BRR(USART3_BASE) -#define UART4_BRR USART_BRR(UART4_BASE) -#define UART5_BRR USART_BRR(UART5_BASE) - -/* Guard time and prescaler register (USARTx_GTPR) */ -#define USART_GTPR(usart_base) MMIO32(usart_base + 0x10) -#define USART1_GTPR USART_GTPR(USART1_BASE) -#define USART2_GTPR USART_GTPR(USART2_BASE) -#define USART3_GTPR USART_GTPR(USART3_BASE) -#define UART4_GTPR USART_GTPR(UART4_BASE) -#define UART5_GTPR USART_GTPR(UART5_BASE) - -/* Receiver timeout register (USART_RTOR) */ -#define USART_RTOR(usart_base) MMIO32(usart_base + 0x14) -#define USART1_RTOR USART_RTOR(USART1_BASE) -#define USART2_RTOR USART_RTOR(USART2_BASE) -#define USART3_RTOR USART_RTOR(USART3_BASE) -#define UART4_RTOR USART_RTOR(UART4_BASE) -#define UART5_RTOR USART_RTOR(UART5_BASE) - -/* Request register (USART_RQR) */ -#define USART_RQR(usart_base) MMIO32(usart_base + 0x18) -#define USART1_RQR USART_RQR(USART1_BASE) -#define USART2_RQR USART_RQR(USART2_BASE) -#define USART3_RQR USART_RQR(USART3_BASE) -#define UART4_RQR USART_RQR(UART4_BASE) -#define UART5_RQR USART_RQR(UART5_BASE) - -/* Interrupt & status register (USART_ISR) */ -#define USART_ISR(usart_base) MMIO32(usart_base + 0x1C) -#define USART1_ISR USART_ISR(USART1_BASE) -#define USART2_ISR USART_ISR(USART2_BASE) -#define USART3_ISR USART_ISR(USART3_BASE) -#define UART4_ISR USART_ISR(UART4_BASE) -#define UART5_ISR USART_ISR(UART5_BASE) - -/* Interrupt flag clear register (USART_ICR) */ -#define USART_ICR(usart_base) MMIO32(usart_base + 0x20) -#define USART1_ICR USART_ICR(USART1_BASE) -#define USART2_ICR USART_ICR(USART2_BASE) -#define USART3_ICR USART_ICR(USART3_BASE) -#define UART4_ICR USART_ICR(UART4_BASE) -#define UART5_ICR USART_ICR(UART5_BASE) - -/* Receive data register (USART_RDR) */ -#define USART_RDR(usart_base) MMIO32(usart_base + 0x24) -#define USART1_RDR USART_RDR(USART1_BASE) -#define USART2_RDR USART_RDR(USART2_BASE) -#define USART3_RDR USART_RDR(USART3_BASE) -#define UART4_RDR USART_RDR(UART4_BASE) -#define UART5_RDR USART_RDR(UART5_BASE) - -/* Transmit data register (USART_TDR) */ -#define USART_TDR(usart_base) MMIO32(usart_base + 0x28) -#define USART1_TDR USART_TDR(USART1_BASE) -#define USART2_TDR USART_TDR(USART2_BASE) -#define USART3_TDR USART_TDR(USART3_BASE) -#define UART4_TDR USART_TDR(UART4_BASE) -#define UART5_TDR USART_TDR(UART5_BASE) - - -/* --- USART_CR1 values ---------------------------------------------------- */ - -/* EOBIE: End of Block interrupt enable */ -#define USART_CR1_EOBIE (1 << 27) - -/* RTOIE: Receiver timeout interrupt enable */ -#define USART_CR1_RTOIE (1 << 26) - -/* DEAT[4:0]: Driver Enable assertion time */ - -/* DEDT[4:0]: Driver Enable deassertion time */ - -/* OVER8: Oversampling mode */ -#define USART_CR1_OVER8 (1 << 15) - -/* CMIE: Character match interrupt enable */ -#define USART_CR1_CMIE (1 << 14) - -/* MME: Mute mode enable */ -#define USART_CR1_MME (1 << 13) - -/* M: Word length */ -#define USART_CR1_M (1 << 12) - -/* WAKE: Receiver wakeup method */ -#define USART_CR1_WAKE (1 << 11) - -/* PCE: Parity control enable */ -#define USART_CR1_PCE (1 << 10) - -/* PS: Parity selection */ -#define USART_CR1_PS (1 << 9) - -/* PEIE: PE interrupt enable */ -#define USART_CR1_PEIE (1 << 8) - -/* TXEIE: Interrupt enable */ -#define USART_CR1_TXEIE (1 << 7) - -/* TCIE: Transmission complete interrupt enable */ -#define USART_CR1_TCIE (1 << 6) - -/* RXNEIE: RXNE interrupt enable */ -#define USART_CR1_RXNEIE (1 << 5) - -/* IDLEIE: IDLE interrupt enable */ -#define USART_CR1_IDLEIE (1 << 4) - -/* TE: Transmitter enable */ -#define USART_CR1_TE (1 << 3) - -/* RE: Receiver enable */ -#define USART_CR1_RE (1 << 2) - -/* UESM: USART enable in Stop mode */ -#define USART_CR1_UESM (1 << 1) - -/* UE: USART enable */ -#define USART_CR1_UE (1 << 0) - - -/* --- USART_CR2 values ---------------------------------------------------- */ - -/* ADD[7:4]: Address of the USART node (31,28) */ -#define USART_CR2_ADD1_MASK (0xF << 28) - -/* ADD[3:0]: Address of the USART node (27,24) */ -#define USART_CR2_ADD2_MASK (0xF << 24) - -/* RTOEN: Receiver timeout enable */ -#define USART_CR2_RTOEN (1 << 23) - -/* ABRMOD[1:0]: Auto baud rate mode */ -#define USART_CR2_ABRMOD_BAUD (0x0 << 21) -#define USART_CR2_ABRMOD_FALL_EDGE (0x1 << 21) -#define USART_CR2_ABRMOD_FRAME_0x7F (0x2 << 21) -#define USART_CR2_ABRMOD_FRAME_0x55 (0x3 << 21) - -/* ABREN: Auto baud rate enable */ -#define USART_CR2_ABREN (1 << 20) - -/* MSBFIRST: Most significant bit first */ -#define USART_CR2_MSBFIRST (1 << 19) - -/* DATAINV: Binary data inversion */ -#define USART_CR2_DATAINV (1 << 18) - -/* TXINV: TX pin active level inversion */ -#define USART_CR2_TXINV (1 << 17) - -/* RXINV: RX pin active level inversion */ -#define USART_CR2_RXINV (1 << 16) - -/* SWAP: Swap TX/RX pins */ -#define USART_CR2_SWAP (1 << 15) - -/* LINEN: LIN mode enable */ -#define USART_CR2_LINEN (1 << 14) - -/* STOP[13:12]: STOP bits */ -#define USART_CR2_STOPBITS_1 (0x00 << 12) /* 1 stop bit */ -#define USART_CR2_STOPBITS_0_5 (0x01 << 12) /* 0.5 stop bits */ -#define USART_CR2_STOPBITS_2 (0x02 << 12) /* 2 stop bits */ -#define USART_CR2_STOPBITS_1_5 (0x03 << 12) /* 1.5 stop bits */ -#define USART_CR2_STOPBITS_MASK (0x03 << 12) -#define USART_CR2_STOPBITS_SHIFT 12 - -/* CLKEN: Clock enable */ -#define USART_CR2_CLKEN (1 << 11) - -/* CPOL: Clock polarity */ -#define USART_CR2_CPOL (1 << 10) - -/* CPHA: Clock phase */ -#define USART_CR2_CPHA (1 << 9) - -/* LBCL: Last bit clock pulse */ -#define USART_CR2_LBCL (1 << 8) - -/* LBDIE: LIN break detection interrupt enable */ -#define USART_CR2_LBDIE (1 << 6) - -/* LBDL: LIN break detection length */ -#define USART_CR2_LBDL (1 << 5) - -/* ADDM7:7-bit Address Detection/4-bit Address Detection */ -#define USART_CR2_ADDM7 (1 << 4) - -/* ADD[3:0]: Addres of the usart node -#define USART_CR2_ADD_MASK 0xF */ - -/* --- USART_CR3 values ---------------------------------------------------- */ - -/* WUFIE: Wakeup from Stop mode interrupt enable */ -#define USART_CR3_WUFIE (1 << 22) - -/* WUS[1:0]: Wakeup from Stop mode interrupt flag selectio */ -#define USART_CR3_WUS_ON (0x0 << 20) -// RESERVE #define USART_CR3_WUS (0x1 << 20) -#define USART_CR3_WUS_START_BIT (0x2 << 20) -#define USART_CR3_WUS_RXNE (0x3 << 20) - -/* SCARCNT[2:0]: Smartcard auto-retry count */ -#define USART_CR3_SCARCNT_OFF (0x0 << 17) -// 0x1 to 0x7: number of automatic retransmission attempts - -/* DEP: Driver enable polarity selection */ -#define USART_CR3_DEP (1 << 15) - -/* DEM: Driver enable mode */ -#define USART_CR3_DEM (1 << 14) - -/* DDRE: DMA Disable on Reception Error */ -#define USART_CR3_DDRE (1 << 13) - -/* OVRDIS: Overrun Disable */ -#define USART_CR3_OVRDIS (1 << 12) - -/* ONEBIT: One sample bit method enable */ -#define USART_CR3_ONEBIT (1 << 11) - -/* CTSIE: CTS interrupt enable */ -/* Note: N/A on UART4 & UART5 */ -#define USART_CR3_CTSIE (1 << 10) - -/* CTSE: CTS enable */ -/* Note: N/A on UART4 & UART5 */ -#define USART_CR3_CTSE (1 << 9) - -/* RTSE: RTS enable */ -/* Note: N/A on UART4 & UART5 */ -#define USART_CR3_RTSE (1 << 8) - -/* DMAT: DMA enable transmitter */ -/* Note: N/A on UART5 */ -#define USART_CR3_DMAT (1 << 7) - -/* DMAR: DMA enable receiver */ -/* Note: N/A on UART5 */ -#define USART_CR3_DMAR (1 << 6) - -/* SCEN: Smartcard mode enable */ -/* Note: N/A on UART4 & UART5 */ -#define USART_CR3_SCEN (1 << 5) - -/* NACK: Smartcard NACK enable */ -/* Note: N/A on UART4 & UART5 */ -#define USART_CR3_NACK (1 << 4) - -/* HDSEL: Half-duplex selection */ -#define USART_CR3_HDSEL (1 << 3) - -/* IRLP: IrDA low-power */ -#define USART_CR3_IRLP (1 << 2) - -/* IREN: IrDA mode enable */ -#define USART_CR3_IREN (1 << 1) - -/* EIE: Error interrupt enable */ -#define USART_CR3_EIE (1 << 0) - -/* --- USART_BRR values ---------------------------------------------------- */ - -/* DIV_Mantissa[11:0]: mantissa of USARTDIV */ -#define USART_BRR_DIV_MANTISSA_MASK (0xFFF << 4) -/* DIV_Fraction[3:0]: fraction of USARTDIV */ -#define USART_BRR_DIV_FRACTION_MASK 0xF - -/* --- USART_GTPR values --------------------------------------------------- */ - -/* GT[7:0]: Guard time value */ -/* Note: N/A on UART4 & UART5 */ -#define USART_GTPR_GT_MASK (0xFF << 8) - -/* PSC[7:0]: Prescaler value */ -/* Note: N/A on UART4/5 */ -#define USART_GTPR_PSC_MASK 0xFF - -/* --- USART_RTOR values --------------------------------------------------- */ - -//Preguntar -/* BLEN[7:0]: Block Length */ -#define USART_RTOR_BLEN1_MASK (0xFF << 24) - -/* RTO[23:0]: Receiver timeout value */ -#define USART_RTOR_BLEN2_MASK (0xFFFF << 0) - -/* --- USART_RQR values --------------------------------------------------- */ - -/* TXFRQ: Transmit data flush request */ -#define USART_RQR_TXFRQ (1 << 4) - -/* RXFRQ: Receive data flush request */ -#define USART_RQR_RXFRQ (1 << 3) - -/* MMRQ: Mute mode request */ -#define USART_RQR_MMRQ (1 << 2) - -/* SBKRQ: Send break request */ -#define USART_RQR_SBKRQ (1 << 1) - -/* ABRRQ: Auto baud rate request */ -#define USART_RQR_ABKRQ (1 << 0) - -/* --- USART_ISR values --------------------------------------------------- */ - -/* REACK: Receive enable acknowledge flag */ -#define USART_ISR_REACK (1 << 22) - -/* TEACK: Transmit enable acknowledge flag */ -#define USART_ISR_TEACK (1 << 21) - -/* WUF: Wakeup from Stop mode flag */ -#define USART_ISR_WUF (1 << 20) - -/* RWU: Receiver wakeup from Mute mode */ -#define USART_ISR_RWU (1 << 19) - -/* SBKF: Send break flag */ -#define USART_ISR_SBKF (1 << 18) - -/* CMF: Character match flag */ -#define USART_ISR_CMF (1 << 17) - -/* BUSY: Busy flag */ -#define USART_ISR_BUSY (1 << 16) - -/* ABRF: Auto baud rate flag */ -#define USART_ISR_ABRF (1 << 15) - -/* ABRE: Auto baud rate error */ -#define USART_ISR_ABRE (1 << 14) - -/* EOBF: End of block flag */ -#define USART_ISR_EOBF (1 << 12) - -/* RTOF: Receiver timeout */ -#define USART_ISR_RTOF (1 << 11) - -/* CTS: CTS flag */ -#define USART_ISR_CTS (1 << 10) - -/* CTSIF: CTS interrupt flag */ -#define USART_ISR_CTSIF (1 << 9) - -/* LBDF: LIN break detection flag */ -#define USART_ISR_LBDF (1 << 8) - -/* TXE: Transmit data register empty */ -#define USART_ISR_TXE (1 << 7) - -/* TC: Transmission complete */ -#define USART_ISR_TC (1 << 6) - -/* RXNE: Read data register not empty */ -#define USART_ISR_RXNE (1 << 5) - -/* IDLE: Idle line detected */ -#define USART_ISR_IDLE (1 << 4) - -/* ORE: Overrun error */ -#define USART_ISR_ORE (1 << 3) - -/* NF: Noise detected flag */ -#define USART_ISR_NF (1 << 2) - -/* FE: Framing error */ -#define USART_ISR_FE (1 << 1) - -/* PE: Parity error */ -#define USART_ISR_PE (1 << 0) - - -/* --- USART_ICR values --------------------------------------------------- */ - -/* WUCF: Wakeup from Stop mode clear flag */ -#define USART_ICR_WUCF (1 << 20) - -/* CMCF: Character match clear flag */ -#define USART_ICR_CMCF (1 << 17) - -/* EOBCF: End of timeout clear flag */ -#define USART_ICR_EOBCF (1 << 12) - -/* RTOCF: Receiver timeout clear flag */ -#define USART_ICR_RTOCF (1 << 11) - -/* CTSCF: CTS clear flag */ -#define USART_ICR_CTSCF (1 << 9) - -/* LBDCF: LIN break detection clear flag */ -#define USART_ICR_LBDCF (1 << 8) - -/* TCCF: Transmission complete clear flag */ -#define USART_ICR_TCCF (1 << 6) - -/* IDLECF: Idle line detected clear flag */ -#define USART_ICR_IDLECF (1 << 4) - -/* ORECF: Overrun error clear flag */ -#define USART_ICR_ORECF (1 << 3) - -/* NCF: Noise detected clear flag */ -#define USART_ICR_NCF (1 << 2) - -/* FECF: Framing error clear flag */ -#define USART_ICR_FECF (1 << 1) - -/* PECF: Parity error clear flag */ -#define USART_ICR_PECF (1 << 0) - -/* --- USART_RDR values --------------------------------------------------- */ - -/* RDR[8:0]: Receive data value */ -#define USART_RDR_MASK (0x1FF << 0) - -/* --- USART_TDR values --------------------------------------------------- */ - - -/* TDR[8:0]: Transmit data value */ -#define USART_TDR_MASK (0x1FF << 0) - -#endif - -#if !defined (STM32F3) - -/* Status register (USARTx_SR) */ -#define USART_SR(usart_base) MMIO32(usart_base + 0x00) -#define USART1_SR USART_SR(USART1_BASE) -#define USART2_SR USART_SR(USART2_BASE) -#define USART3_SR USART_SR(USART3_BASE) -#define UART4_SR USART_SR(UART4_BASE) -#define UART5_SR USART_SR(UART5_BASE) - -/* Data register (USARTx_DR) */ -#define USART_DR(usart_base) MMIO32(usart_base + 0x04) -#define USART1_DR USART_DR(USART1_BASE) -#define USART2_DR USART_DR(USART2_BASE) -#define USART3_DR USART_DR(USART3_BASE) -#define UART4_DR USART_DR(UART4_BASE) -#define UART5_DR USART_DR(UART5_BASE) - -/* Baud rate register (USARTx_BRR) */ -#define USART_BRR(usart_base) MMIO32(usart_base + 0x08) -#define USART1_BRR USART_BRR(USART1_BASE) -#define USART2_BRR USART_BRR(USART2_BASE) -#define USART3_BRR USART_BRR(USART3_BASE) -#define UART4_BRR USART_BRR(UART4_BASE) -#define UART5_BRR USART_BRR(UART5_BASE) - -/* Control register 1 (USARTx_CR1) */ -#define USART_CR1(usart_base) MMIO32(usart_base + 0x0c) -#define USART1_CR1 USART_CR1(USART1_BASE) -#define USART2_CR1 USART_CR1(USART2_BASE) -#define USART3_CR1 USART_CR1(USART3_BASE) -#define UART4_CR1 USART_CR1(UART4_BASE) -#define UART5_CR1 USART_CR1(UART5_BASE) - -/* Control register 2 (USARTx_CR2) */ -#define USART_CR2(usart_base) MMIO32(usart_base + 0x10) -#define USART1_CR2 USART_CR2(USART1_BASE) -#define USART2_CR2 USART_CR2(USART2_BASE) -#define USART3_CR2 USART_CR2(USART3_BASE) -#define UART4_CR2 USART_CR2(UART4_BASE) -#define UART5_CR2 USART_CR2(UART5_BASE) - -/* Control register 3 (USARTx_CR3) */ -#define USART_CR3(usart_base) MMIO32(usart_base + 0x14) -#define USART1_CR3 USART_CR3(USART1_BASE) -#define USART2_CR3 USART_CR3(USART2_BASE) -#define USART3_CR3 USART_CR3(USART3_BASE) -#define UART4_CR3 USART_CR3(UART4_BASE) -#define UART5_CR3 USART_CR3(UART5_BASE) - -/* Guard time and prescaler register (USARTx_GTPR) */ -#define USART_GTPR(usart_base) MMIO32(usart_base + 0x18) -#define USART1_GTPR USART_GTPR(USART1_BASE) -#define USART2_GTPR USART_GTPR(USART2_BASE) -#define USART3_GTPR USART_GTPR(USART3_BASE) -#define UART4_GTPR USART_GTPR(UART4_BASE) -#define UART5_GTPR USART_GTPR(UART5_BASE) - -/* --- USART_SR values ----------------------------------------------------- */ -/****************************************************************************/ -/** @defgroup usart_sr_flags USART Status register Flags -@ingroup STM32F_usart_defines - -@{*/ - -/** CTS: CTS flag */ -/** @note: undefined on UART4 and UART5 */ -#define USART_SR_CTS (1 << 9) - -/** LBD: LIN break detection flag */ -#define USART_SR_LBD (1 << 8) - -/** TXE: Transmit data buffer empty */ -#define USART_SR_TXE (1 << 7) - -/** TC: Transmission complete */ -#define USART_SR_TC (1 << 6) - -/** RXNE: Read data register not empty */ -#define USART_SR_RXNE (1 << 5) - -/** IDLE: Idle line detected */ -#define USART_SR_IDLE (1 << 4) - -/** ORE: Overrun error */ -#define USART_SR_ORE (1 << 3) - -/** NE: Noise error flag */ -#define USART_SR_NE (1 << 2) - -/** FE: Framing error */ -#define USART_SR_FE (1 << 1) - -/** PE: Parity error */ -#define USART_SR_PE (1 << 0) -/**@}*/ - -/* --- USART_DR values ----------------------------------------------------- */ - -/* USART_DR[8:0]: DR[8:0]: Data value */ -#define USART_DR_MASK 0x1FF - -/* --- USART_BRR values ---------------------------------------------------- */ - -/* DIV_Mantissa[11:0]: mantissa of USARTDIV */ -#define USART_BRR_DIV_MANTISSA_MASK (0xFFF << 4) -/* DIV_Fraction[3:0]: fraction of USARTDIV */ -#define USART_BRR_DIV_FRACTION_MASK 0xF - -/* --- USART_CR1 values ---------------------------------------------------- */ - -/* UE: USART enable */ -#define USART_CR1_UE (1 << 13) - -/* M: Word length */ -#define USART_CR1_M (1 << 12) - -/* WAKE: Wakeup method */ -#define USART_CR1_WAKE (1 << 11) - -/* PCE: Parity control enable */ -#define USART_CR1_PCE (1 << 10) - -/* PS: Parity selection */ -#define USART_CR1_PS (1 << 9) - -/* PEIE: PE interrupt enable */ -#define USART_CR1_PEIE (1 << 8) - -/* TXEIE: TXE interrupt enable */ -#define USART_CR1_TXEIE (1 << 7) - -/* TCIE: Transmission complete interrupt enable */ -#define USART_CR1_TCIE (1 << 6) - -/* RXNEIE: RXNE interrupt enable */ -#define USART_CR1_RXNEIE (1 << 5) - -/* IDLEIE: IDLE interrupt enable */ -#define USART_CR1_IDLEIE (1 << 4) - -/* TE: Transmitter enable */ -#define USART_CR1_TE (1 << 3) - -/* RE: Receiver enable */ -#define USART_CR1_RE (1 << 2) - -/* RWU: Receiver wakeup */ -#define USART_CR1_RWU (1 << 1) - -/* SBK: Send break */ -#define USART_CR1_SBK (1 << 0) - -/* --- USART_CR2 values ---------------------------------------------------- */ - -/* LINEN: LIN mode enable */ -#define USART_CR2_LINEN (1 << 14) - -/* STOP[13:12]: STOP bits */ -#define USART_CR2_STOPBITS_1 (0x00 << 12) /* 1 stop bit */ -#define USART_CR2_STOPBITS_0_5 (0x01 << 12) /* 0.5 stop bits */ -#define USART_CR2_STOPBITS_2 (0x02 << 12) /* 2 stop bits */ -#define USART_CR2_STOPBITS_1_5 (0x03 << 12) /* 1.5 stop bits */ -#define USART_CR2_STOPBITS_MASK (0x03 << 12) -#define USART_CR2_STOPBITS_SHIFT 12 - -/* CLKEN: Clock enable */ -#define USART_CR2_CLKEN (1 << 11) - -/* CPOL: Clock polarity */ -#define USART_CR2_CPOL (1 << 10) - -/* CPHA: Clock phase */ -#define USART_CR2_CPHA (1 << 9) - -/* LBCL: Last bit clock pulse */ -#define USART_CR2_LBCL (1 << 8) - -/* LBDIE: LIN break detection interrupt enable */ -#define USART_CR2_LBDIE (1 << 6) - -/* LBDL: LIN break detection length */ -#define USART_CR2_LBDL (1 << 5) - -/* ADD[3:0]: Address of the usart node */ -#define USART_CR2_ADD_MASK 0xF - -/* --- USART_CR3 values ---------------------------------------------------- */ - -/* CTSIE: CTS interrupt enable */ -/* Note: N/A on UART4 & UART5 */ -#define USART_CR3_CTSIE (1 << 10) - -/* CTSE: CTS enable */ -/* Note: N/A on UART4 & UART5 */ -#define USART_CR3_CTSE (1 << 9) - -/* RTSE: RTS enable */ -/* Note: N/A on UART4 & UART5 */ -#define USART_CR3_RTSE (1 << 8) - -/* DMAT: DMA enable transmitter */ -/* Note: N/A on UART5 */ -#define USART_CR3_DMAT (1 << 7) - -/* DMAR: DMA enable receiver */ -/* Note: N/A on UART5 */ -#define USART_CR3_DMAR (1 << 6) - -/* SCEN: Smartcard mode enable */ -/* Note: N/A on UART4 & UART5 */ -#define USART_CR3_SCEN (1 << 5) - -/* NACK: Smartcard NACK enable */ -/* Note: N/A on UART4 & UART5 */ -#define USART_CR3_NACK (1 << 4) - -/* HDSEL: Half-duplex selection */ -#define USART_CR3_HDSEL (1 << 3) - -/* IRLP: IrDA low-power */ -#define USART_CR3_IRLP (1 << 2) - -/* IREN: IrDA mode enable */ -#define USART_CR3_IREN (1 << 1) - -/* EIE: Error interrupt enable */ -#define USART_CR3_EIE (1 << 0) - -/* --- USART_GTPR values --------------------------------------------------- */ - -/* GT[7:0]: Guard time value */ -/* Note: N/A on UART4 & UART5 */ -#define USART_GTPR_GT_MASK (0xFF << 8) - -/* PSC[7:0]: Prescaler value */ -/* Note: N/A on UART4/5 */ -#define USART_GTPR_PSC_MASK 0xFF - -/* TODO */ /* Note to Uwe: what needs to be done here? */ - -#endif - /* --- Convenience defines ------------------------------------------------- */ /* CR1_PCE / CR1_PS combined values */ diff --git a/include/libopencm3/stm32/common/usart_common_f124.h b/include/libopencm3/stm32/common/usart_common_f124.h new file mode 100644 index 00000000..169f6936 --- /dev/null +++ b/include/libopencm3/stm32/common/usart_common_f124.h @@ -0,0 +1,289 @@ +/** @addtogroup usart_defines + +@author @htmlonly © @endhtmlonly 2009 Uwe Hermann + +*/ + +/* + * This file is part of the libopencm3 project. + * + * Copyright (C) 2009 Uwe Hermann + * + * This library is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with this library. If not, see . + */ + +/**@{*/ + +/* THIS FILE SHOULD NOT BE INCLUDED DIRECTLY, BUT ONLY VIA USART.H +The order of header inclusion is important. usart.h includes the device +specific memorymap.h header before including this header file.*/ + +/** @cond */ +#if defined(LIBOPENCM3_USART_H) +/** @endcond */ +#ifndef LIBOPENCM3_USART_COMMON_F124_H +#define LIBOPENCM3_USART_COMMON_F124_H + +#include +#include + +/* --- USART registers ----------------------------------------------------- */ + +/* Status register (USARTx_SR) */ +#define USART_SR(usart_base) MMIO32(usart_base + 0x00) +#define USART1_SR USART_SR(USART1_BASE) +#define USART2_SR USART_SR(USART2_BASE) +#define USART3_SR USART_SR(USART3_BASE) +#define UART4_SR USART_SR(UART4_BASE) +#define UART5_SR USART_SR(UART5_BASE) + +/* Data register (USARTx_DR) */ +#define USART_DR(usart_base) MMIO32(usart_base + 0x04) +#define USART1_DR USART_DR(USART1_BASE) +#define USART2_DR USART_DR(USART2_BASE) +#define USART3_DR USART_DR(USART3_BASE) +#define UART4_DR USART_DR(UART4_BASE) +#define UART5_DR USART_DR(UART5_BASE) + +/* Baud rate register (USARTx_BRR) */ +#define USART_BRR(usart_base) MMIO32(usart_base + 0x08) +#define USART1_BRR USART_BRR(USART1_BASE) +#define USART2_BRR USART_BRR(USART2_BASE) +#define USART3_BRR USART_BRR(USART3_BASE) +#define UART4_BRR USART_BRR(UART4_BASE) +#define UART5_BRR USART_BRR(UART5_BASE) + +/* Control register 1 (USARTx_CR1) */ +#define USART_CR1(usart_base) MMIO32(usart_base + 0x0c) +#define USART1_CR1 USART_CR1(USART1_BASE) +#define USART2_CR1 USART_CR1(USART2_BASE) +#define USART3_CR1 USART_CR1(USART3_BASE) +#define UART4_CR1 USART_CR1(UART4_BASE) +#define UART5_CR1 USART_CR1(UART5_BASE) + +/* Control register 2 (USARTx_CR2) */ +#define USART_CR2(usart_base) MMIO32(usart_base + 0x10) +#define USART1_CR2 USART_CR2(USART1_BASE) +#define USART2_CR2 USART_CR2(USART2_BASE) +#define USART3_CR2 USART_CR2(USART3_BASE) +#define UART4_CR2 USART_CR2(UART4_BASE) +#define UART5_CR2 USART_CR2(UART5_BASE) + +/* Control register 3 (USARTx_CR3) */ +#define USART_CR3(usart_base) MMIO32(usart_base + 0x14) +#define USART1_CR3 USART_CR3(USART1_BASE) +#define USART2_CR3 USART_CR3(USART2_BASE) +#define USART3_CR3 USART_CR3(USART3_BASE) +#define UART4_CR3 USART_CR3(UART4_BASE) +#define UART5_CR3 USART_CR3(UART5_BASE) + +/* Guard time and prescaler register (USARTx_GTPR) */ +#define USART_GTPR(usart_base) MMIO32(usart_base + 0x18) +#define USART1_GTPR USART_GTPR(USART1_BASE) +#define USART2_GTPR USART_GTPR(USART2_BASE) +#define USART3_GTPR USART_GTPR(USART3_BASE) +#define UART4_GTPR USART_GTPR(UART4_BASE) +#define UART5_GTPR USART_GTPR(UART5_BASE) + +/* --- USART_SR values ----------------------------------------------------- */ +/****************************************************************************/ +/** @defgroup usart_sr_flags USART Status register Flags +@ingroup STM32F_usart_defines + +@{*/ + +/** CTS: CTS flag */ +/** @note: undefined on UART4 and UART5 */ +#define USART_SR_CTS (1 << 9) + +/** LBD: LIN break detection flag */ +#define USART_SR_LBD (1 << 8) + +/** TXE: Transmit data buffer empty */ +#define USART_SR_TXE (1 << 7) + +/** TC: Transmission complete */ +#define USART_SR_TC (1 << 6) + +/** RXNE: Read data register not empty */ +#define USART_SR_RXNE (1 << 5) + +/** IDLE: Idle line detected */ +#define USART_SR_IDLE (1 << 4) + +/** ORE: Overrun error */ +#define USART_SR_ORE (1 << 3) + +/** NE: Noise error flag */ +#define USART_SR_NE (1 << 2) + +/** FE: Framing error */ +#define USART_SR_FE (1 << 1) + +/** PE: Parity error */ +#define USART_SR_PE (1 << 0) +/**@}*/ + +/* --- USART_DR values ----------------------------------------------------- */ + +/* USART_DR[8:0]: DR[8:0]: Data value */ +#define USART_DR_MASK 0x1FF + +/* --- USART_BRR values ---------------------------------------------------- */ + +/* DIV_Mantissa[11:0]: mantissa of USARTDIV */ +#define USART_BRR_DIV_MANTISSA_MASK (0xFFF << 4) +/* DIV_Fraction[3:0]: fraction of USARTDIV */ +#define USART_BRR_DIV_FRACTION_MASK 0xF + +/* --- USART_CR1 values ---------------------------------------------------- */ + +/* UE: USART enable */ +#define USART_CR1_UE (1 << 13) + +/* M: Word length */ +#define USART_CR1_M (1 << 12) + +/* WAKE: Wakeup method */ +#define USART_CR1_WAKE (1 << 11) + +/* PCE: Parity control enable */ +#define USART_CR1_PCE (1 << 10) + +/* PS: Parity selection */ +#define USART_CR1_PS (1 << 9) + +/* PEIE: PE interrupt enable */ +#define USART_CR1_PEIE (1 << 8) + +/* TXEIE: TXE interrupt enable */ +#define USART_CR1_TXEIE (1 << 7) + +/* TCIE: Transmission complete interrupt enable */ +#define USART_CR1_TCIE (1 << 6) + +/* RXNEIE: RXNE interrupt enable */ +#define USART_CR1_RXNEIE (1 << 5) + +/* IDLEIE: IDLE interrupt enable */ +#define USART_CR1_IDLEIE (1 << 4) + +/* TE: Transmitter enable */ +#define USART_CR1_TE (1 << 3) + +/* RE: Receiver enable */ +#define USART_CR1_RE (1 << 2) + +/* RWU: Receiver wakeup */ +#define USART_CR1_RWU (1 << 1) + +/* SBK: Send break */ +#define USART_CR1_SBK (1 << 0) + +/* --- USART_CR2 values ---------------------------------------------------- */ + +/* LINEN: LIN mode enable */ +#define USART_CR2_LINEN (1 << 14) + +/* STOP[13:12]: STOP bits */ +#define USART_CR2_STOPBITS_1 (0x00 << 12) /* 1 stop bit */ +#define USART_CR2_STOPBITS_0_5 (0x01 << 12) /* 0.5 stop bits */ +#define USART_CR2_STOPBITS_2 (0x02 << 12) /* 2 stop bits */ +#define USART_CR2_STOPBITS_1_5 (0x03 << 12) /* 1.5 stop bits */ +#define USART_CR2_STOPBITS_MASK (0x03 << 12) +#define USART_CR2_STOPBITS_SHIFT 12 + +/* CLKEN: Clock enable */ +#define USART_CR2_CLKEN (1 << 11) + +/* CPOL: Clock polarity */ +#define USART_CR2_CPOL (1 << 10) + +/* CPHA: Clock phase */ +#define USART_CR2_CPHA (1 << 9) + +/* LBCL: Last bit clock pulse */ +#define USART_CR2_LBCL (1 << 8) + +/* LBDIE: LIN break detection interrupt enable */ +#define USART_CR2_LBDIE (1 << 6) + +/* LBDL: LIN break detection length */ +#define USART_CR2_LBDL (1 << 5) + +/* ADD[3:0]: Address of the usart node */ +#define USART_CR2_ADD_MASK 0xF + +/* --- USART_CR3 values ---------------------------------------------------- */ + +/* CTSIE: CTS interrupt enable */ +/* Note: N/A on UART4 & UART5 */ +#define USART_CR3_CTSIE (1 << 10) + +/* CTSE: CTS enable */ +/* Note: N/A on UART4 & UART5 */ +#define USART_CR3_CTSE (1 << 9) + +/* RTSE: RTS enable */ +/* Note: N/A on UART4 & UART5 */ +#define USART_CR3_RTSE (1 << 8) + +/* DMAT: DMA enable transmitter */ +/* Note: N/A on UART5 */ +#define USART_CR3_DMAT (1 << 7) + +/* DMAR: DMA enable receiver */ +/* Note: N/A on UART5 */ +#define USART_CR3_DMAR (1 << 6) + +/* SCEN: Smartcard mode enable */ +/* Note: N/A on UART4 & UART5 */ +#define USART_CR3_SCEN (1 << 5) + +/* NACK: Smartcard NACK enable */ +/* Note: N/A on UART4 & UART5 */ +#define USART_CR3_NACK (1 << 4) + +/* HDSEL: Half-duplex selection */ +#define USART_CR3_HDSEL (1 << 3) + +/* IRLP: IrDA low-power */ +#define USART_CR3_IRLP (1 << 2) + +/* IREN: IrDA mode enable */ +#define USART_CR3_IREN (1 << 1) + +/* EIE: Error interrupt enable */ +#define USART_CR3_EIE (1 << 0) + +/* --- USART_GTPR values --------------------------------------------------- */ + +/* GT[7:0]: Guard time value */ +/* Note: N/A on UART4 & UART5 */ +#define USART_GTPR_GT_MASK (0xFF << 8) + +/* PSC[7:0]: Prescaler value */ +/* Note: N/A on UART4/5 */ +#define USART_GTPR_PSC_MASK 0xFF + +/* TODO */ /* Note to Uwe: what needs to be done here? */ + +#endif +/** @cond */ +#else +#warning "usart_common_all.h should not be included directly, only via usart.h" +#endif +/** @endcond */ +/**@}*/ + diff --git a/include/libopencm3/stm32/common/usart_common_f24.h b/include/libopencm3/stm32/common/usart_common_f24.h index 5637a522..64a8b152 100644 --- a/include/libopencm3/stm32/common/usart_common_f24.h +++ b/include/libopencm3/stm32/common/usart_common_f24.h @@ -34,7 +34,7 @@ specific memorymap.h header before including this header file.*/ #ifndef LIBOPENCM3_USART_COMMON_F24_H #define LIBOPENCM3_USART_COMMON_F24_H -#include +#include /* --- Convenience macros -------------------------------------------------- */ diff --git a/include/libopencm3/stm32/f1/usart.h b/include/libopencm3/stm32/f1/usart.h index f18d2559..5bd3f477 100644 --- a/include/libopencm3/stm32/f1/usart.h +++ b/include/libopencm3/stm32/f1/usart.h @@ -32,7 +32,7 @@ LGPL License Terms @ref lgpl_license #define LIBOPENCM3_USART_H #include -#include +#include #endif diff --git a/include/libopencm3/stm32/f3/usart.h b/include/libopencm3/stm32/f3/usart.h index 0be62dac..42b846c7 100644 --- a/include/libopencm3/stm32/f3/usart.h +++ b/include/libopencm3/stm32/f3/usart.h @@ -34,5 +34,457 @@ LGPL License Terms @ref lgpl_license #include #include +/* --- USART registers ----------------------------------------------------- */ + +/* Control register 1 (USARTx_CR1) */ +#define USART_CR1(usart_base) MMIO32(usart_base + 0x00) +#define USART1_CR1 USART_CR1(USART1_BASE) +#define USART2_CR1 USART_CR1(USART2_BASE) +#define USART3_CR1 USART_CR1(USART3_BASE) +#define UART4_CR1 USART_CR1(UART4_BASE) +#define UART5_CR1 USART_CR1(UART5_BASE) + +/* Control register 2 (USARTx_CR2) */ +#define USART_CR2(usart_base) MMIO32(usart_base + 0x04) +#define USART1_CR2 USART_CR2(USART1_BASE) +#define USART2_CR2 USART_CR2(USART2_BASE) +#define USART3_CR2 USART_CR2(USART3_BASE) +#define UART4_CR2 USART_CR2(UART4_BASE) +#define UART5_CR2 USART_CR2(UART5_BASE) + +/* Control register 3 (USARTx_CR3) */ +#define USART_CR3(usart_base) MMIO32(usart_base + 0x08) +#define USART1_CR3 USART_CR3(USART1_BASE) +#define USART2_CR3 USART_CR3(USART2_BASE) +#define USART3_CR3 USART_CR3(USART3_BASE) +#define UART4_CR3 USART_CR3(UART4_BASE) +#define UART5_CR3 USART_CR3(UART5_BASE) + +/* Baud rate register (USARTx_BRR) */ +#define USART_BRR(usart_base) MMIO32(usart_base + 0x0C) +#define USART1_BRR USART_BRR(USART1_BASE) +#define USART2_BRR USART_BRR(USART2_BASE) +#define USART3_BRR USART_BRR(USART3_BASE) +#define UART4_BRR USART_BRR(UART4_BASE) +#define UART5_BRR USART_BRR(UART5_BASE) + +/* Guard time and prescaler register (USARTx_GTPR) */ +#define USART_GTPR(usart_base) MMIO32(usart_base + 0x10) +#define USART1_GTPR USART_GTPR(USART1_BASE) +#define USART2_GTPR USART_GTPR(USART2_BASE) +#define USART3_GTPR USART_GTPR(USART3_BASE) +#define UART4_GTPR USART_GTPR(UART4_BASE) +#define UART5_GTPR USART_GTPR(UART5_BASE) + +/* Receiver timeout register (USART_RTOR) */ +#define USART_RTOR(usart_base) MMIO32(usart_base + 0x14) +#define USART1_RTOR USART_RTOR(USART1_BASE) +#define USART2_RTOR USART_RTOR(USART2_BASE) +#define USART3_RTOR USART_RTOR(USART3_BASE) +#define UART4_RTOR USART_RTOR(UART4_BASE) +#define UART5_RTOR USART_RTOR(UART5_BASE) + +/* Request register (USART_RQR) */ +#define USART_RQR(usart_base) MMIO32(usart_base + 0x18) +#define USART1_RQR USART_RQR(USART1_BASE) +#define USART2_RQR USART_RQR(USART2_BASE) +#define USART3_RQR USART_RQR(USART3_BASE) +#define UART4_RQR USART_RQR(UART4_BASE) +#define UART5_RQR USART_RQR(UART5_BASE) + +/* Interrupt & status register (USART_ISR) */ +#define USART_ISR(usart_base) MMIO32(usart_base + 0x1C) +#define USART1_ISR USART_ISR(USART1_BASE) +#define USART2_ISR USART_ISR(USART2_BASE) +#define USART3_ISR USART_ISR(USART3_BASE) +#define UART4_ISR USART_ISR(UART4_BASE) +#define UART5_ISR USART_ISR(UART5_BASE) + +/* Interrupt flag clear register (USART_ICR) */ +#define USART_ICR(usart_base) MMIO32(usart_base + 0x20) +#define USART1_ICR USART_ICR(USART1_BASE) +#define USART2_ICR USART_ICR(USART2_BASE) +#define USART3_ICR USART_ICR(USART3_BASE) +#define UART4_ICR USART_ICR(UART4_BASE) +#define UART5_ICR USART_ICR(UART5_BASE) + +/* Receive data register (USART_RDR) */ +#define USART_RDR(usart_base) MMIO32(usart_base + 0x24) +#define USART1_RDR USART_RDR(USART1_BASE) +#define USART2_RDR USART_RDR(USART2_BASE) +#define USART3_RDR USART_RDR(USART3_BASE) +#define UART4_RDR USART_RDR(UART4_BASE) +#define UART5_RDR USART_RDR(UART5_BASE) + +/* Transmit data register (USART_TDR) */ +#define USART_TDR(usart_base) MMIO32(usart_base + 0x28) +#define USART1_TDR USART_TDR(USART1_BASE) +#define USART2_TDR USART_TDR(USART2_BASE) +#define USART3_TDR USART_TDR(USART3_BASE) +#define UART4_TDR USART_TDR(UART4_BASE) +#define UART5_TDR USART_TDR(UART5_BASE) + + +/* --- USART_CR1 values ---------------------------------------------------- */ + +/* EOBIE: End of Block interrupt enable */ +#define USART_CR1_EOBIE (1 << 27) + +/* RTOIE: Receiver timeout interrupt enable */ +#define USART_CR1_RTOIE (1 << 26) + +/* DEAT[4:0]: Driver Enable assertion time */ + +/* DEDT[4:0]: Driver Enable deassertion time */ + +/* OVER8: Oversampling mode */ +#define USART_CR1_OVER8 (1 << 15) + +/* CMIE: Character match interrupt enable */ +#define USART_CR1_CMIE (1 << 14) + +/* MME: Mute mode enable */ +#define USART_CR1_MME (1 << 13) + +/* M: Word length */ +#define USART_CR1_M (1 << 12) + +/* WAKE: Receiver wakeup method */ +#define USART_CR1_WAKE (1 << 11) + +/* PCE: Parity control enable */ +#define USART_CR1_PCE (1 << 10) + +/* PS: Parity selection */ +#define USART_CR1_PS (1 << 9) + +/* PEIE: PE interrupt enable */ +#define USART_CR1_PEIE (1 << 8) + +/* TXEIE: Interrupt enable */ +#define USART_CR1_TXEIE (1 << 7) + +/* TCIE: Transmission complete interrupt enable */ +#define USART_CR1_TCIE (1 << 6) + +/* RXNEIE: RXNE interrupt enable */ +#define USART_CR1_RXNEIE (1 << 5) + +/* IDLEIE: IDLE interrupt enable */ +#define USART_CR1_IDLEIE (1 << 4) + +/* TE: Transmitter enable */ +#define USART_CR1_TE (1 << 3) + +/* RE: Receiver enable */ +#define USART_CR1_RE (1 << 2) + +/* UESM: USART enable in Stop mode */ +#define USART_CR1_UESM (1 << 1) + +/* UE: USART enable */ +#define USART_CR1_UE (1 << 0) + + +/* --- USART_CR2 values ---------------------------------------------------- */ + +/* ADD[7:4]: Address of the USART node (31,28) */ +#define USART_CR2_ADD1_MASK (0xF << 28) + +/* ADD[3:0]: Address of the USART node (27,24) */ +#define USART_CR2_ADD2_MASK (0xF << 24) + +/* RTOEN: Receiver timeout enable */ +#define USART_CR2_RTOEN (1 << 23) + +/* ABRMOD[1:0]: Auto baud rate mode */ +#define USART_CR2_ABRMOD_BAUD (0x0 << 21) +#define USART_CR2_ABRMOD_FALL_EDGE (0x1 << 21) +#define USART_CR2_ABRMOD_FRAME_0x7F (0x2 << 21) +#define USART_CR2_ABRMOD_FRAME_0x55 (0x3 << 21) + +/* ABREN: Auto baud rate enable */ +#define USART_CR2_ABREN (1 << 20) + +/* MSBFIRST: Most significant bit first */ +#define USART_CR2_MSBFIRST (1 << 19) + +/* DATAINV: Binary data inversion */ +#define USART_CR2_DATAINV (1 << 18) + +/* TXINV: TX pin active level inversion */ +#define USART_CR2_TXINV (1 << 17) + +/* RXINV: RX pin active level inversion */ +#define USART_CR2_RXINV (1 << 16) + +/* SWAP: Swap TX/RX pins */ +#define USART_CR2_SWAP (1 << 15) + +/* LINEN: LIN mode enable */ +#define USART_CR2_LINEN (1 << 14) + +/* STOP[13:12]: STOP bits */ +#define USART_CR2_STOPBITS_1 (0x00 << 12) /* 1 stop bit */ +#define USART_CR2_STOPBITS_0_5 (0x01 << 12) /* 0.5 stop bits */ +#define USART_CR2_STOPBITS_2 (0x02 << 12) /* 2 stop bits */ +#define USART_CR2_STOPBITS_1_5 (0x03 << 12) /* 1.5 stop bits */ +#define USART_CR2_STOPBITS_MASK (0x03 << 12) +#define USART_CR2_STOPBITS_SHIFT 12 + +/* CLKEN: Clock enable */ +#define USART_CR2_CLKEN (1 << 11) + +/* CPOL: Clock polarity */ +#define USART_CR2_CPOL (1 << 10) + +/* CPHA: Clock phase */ +#define USART_CR2_CPHA (1 << 9) + +/* LBCL: Last bit clock pulse */ +#define USART_CR2_LBCL (1 << 8) + +/* LBDIE: LIN break detection interrupt enable */ +#define USART_CR2_LBDIE (1 << 6) + +/* LBDL: LIN break detection length */ +#define USART_CR2_LBDL (1 << 5) + +/* ADDM7:7-bit Address Detection/4-bit Address Detection */ +#define USART_CR2_ADDM7 (1 << 4) + +/* ADD[3:0]: Addres of the usart node +#define USART_CR2_ADD_MASK 0xF */ + +/* --- USART_CR3 values ---------------------------------------------------- */ + +/* WUFIE: Wakeup from Stop mode interrupt enable */ +#define USART_CR3_WUFIE (1 << 22) + +/* WUS[1:0]: Wakeup from Stop mode interrupt flag selectio */ +#define USART_CR3_WUS_ON (0x0 << 20) +// RESERVE #define USART_CR3_WUS (0x1 << 20) +#define USART_CR3_WUS_START_BIT (0x2 << 20) +#define USART_CR3_WUS_RXNE (0x3 << 20) + +/* SCARCNT[2:0]: Smartcard auto-retry count */ +#define USART_CR3_SCARCNT_OFF (0x0 << 17) +// 0x1 to 0x7: number of automatic retransmission attempts + +/* DEP: Driver enable polarity selection */ +#define USART_CR3_DEP (1 << 15) + +/* DEM: Driver enable mode */ +#define USART_CR3_DEM (1 << 14) + +/* DDRE: DMA Disable on Reception Error */ +#define USART_CR3_DDRE (1 << 13) + +/* OVRDIS: Overrun Disable */ +#define USART_CR3_OVRDIS (1 << 12) + +/* ONEBIT: One sample bit method enable */ +#define USART_CR3_ONEBIT (1 << 11) + +/* CTSIE: CTS interrupt enable */ +/* Note: N/A on UART4 & UART5 */ +#define USART_CR3_CTSIE (1 << 10) + +/* CTSE: CTS enable */ +/* Note: N/A on UART4 & UART5 */ +#define USART_CR3_CTSE (1 << 9) + +/* RTSE: RTS enable */ +/* Note: N/A on UART4 & UART5 */ +#define USART_CR3_RTSE (1 << 8) + +/* DMAT: DMA enable transmitter */ +/* Note: N/A on UART5 */ +#define USART_CR3_DMAT (1 << 7) + +/* DMAR: DMA enable receiver */ +/* Note: N/A on UART5 */ +#define USART_CR3_DMAR (1 << 6) + +/* SCEN: Smartcard mode enable */ +/* Note: N/A on UART4 & UART5 */ +#define USART_CR3_SCEN (1 << 5) + +/* NACK: Smartcard NACK enable */ +/* Note: N/A on UART4 & UART5 */ +#define USART_CR3_NACK (1 << 4) + +/* HDSEL: Half-duplex selection */ +#define USART_CR3_HDSEL (1 << 3) + +/* IRLP: IrDA low-power */ +#define USART_CR3_IRLP (1 << 2) + +/* IREN: IrDA mode enable */ +#define USART_CR3_IREN (1 << 1) + +/* EIE: Error interrupt enable */ +#define USART_CR3_EIE (1 << 0) + +/* --- USART_BRR values ---------------------------------------------------- */ + +/* DIV_Mantissa[11:0]: mantissa of USARTDIV */ +#define USART_BRR_DIV_MANTISSA_MASK (0xFFF << 4) +/* DIV_Fraction[3:0]: fraction of USARTDIV */ +#define USART_BRR_DIV_FRACTION_MASK 0xF + +/* --- USART_GTPR values --------------------------------------------------- */ + +/* GT[7:0]: Guard time value */ +/* Note: N/A on UART4 & UART5 */ +#define USART_GTPR_GT_MASK (0xFF << 8) + +/* PSC[7:0]: Prescaler value */ +/* Note: N/A on UART4/5 */ +#define USART_GTPR_PSC_MASK 0xFF + +/* --- USART_RTOR values --------------------------------------------------- */ + +//Preguntar +/* BLEN[7:0]: Block Length */ +#define USART_RTOR_BLEN1_MASK (0xFF << 24) + +/* RTO[23:0]: Receiver timeout value */ +#define USART_RTOR_BLEN2_MASK (0xFFFF << 0) + +/* --- USART_RQR values --------------------------------------------------- */ + +/* TXFRQ: Transmit data flush request */ +#define USART_RQR_TXFRQ (1 << 4) + +/* RXFRQ: Receive data flush request */ +#define USART_RQR_RXFRQ (1 << 3) + +/* MMRQ: Mute mode request */ +#define USART_RQR_MMRQ (1 << 2) + +/* SBKRQ: Send break request */ +#define USART_RQR_SBKRQ (1 << 1) + +/* ABRRQ: Auto baud rate request */ +#define USART_RQR_ABKRQ (1 << 0) + +/* --- USART_ISR values --------------------------------------------------- */ + +/* REACK: Receive enable acknowledge flag */ +#define USART_ISR_REACK (1 << 22) + +/* TEACK: Transmit enable acknowledge flag */ +#define USART_ISR_TEACK (1 << 21) + +/* WUF: Wakeup from Stop mode flag */ +#define USART_ISR_WUF (1 << 20) + +/* RWU: Receiver wakeup from Mute mode */ +#define USART_ISR_RWU (1 << 19) + +/* SBKF: Send break flag */ +#define USART_ISR_SBKF (1 << 18) + +/* CMF: Character match flag */ +#define USART_ISR_CMF (1 << 17) + +/* BUSY: Busy flag */ +#define USART_ISR_BUSY (1 << 16) + +/* ABRF: Auto baud rate flag */ +#define USART_ISR_ABRF (1 << 15) + +/* ABRE: Auto baud rate error */ +#define USART_ISR_ABRE (1 << 14) + +/* EOBF: End of block flag */ +#define USART_ISR_EOBF (1 << 12) + +/* RTOF: Receiver timeout */ +#define USART_ISR_RTOF (1 << 11) + +/* CTS: CTS flag */ +#define USART_ISR_CTS (1 << 10) + +/* CTSIF: CTS interrupt flag */ +#define USART_ISR_CTSIF (1 << 9) + +/* LBDF: LIN break detection flag */ +#define USART_ISR_LBDF (1 << 8) + +/* TXE: Transmit data register empty */ +#define USART_ISR_TXE (1 << 7) + +/* TC: Transmission complete */ +#define USART_ISR_TC (1 << 6) + +/* RXNE: Read data register not empty */ +#define USART_ISR_RXNE (1 << 5) + +/* IDLE: Idle line detected */ +#define USART_ISR_IDLE (1 << 4) + +/* ORE: Overrun error */ +#define USART_ISR_ORE (1 << 3) + +/* NF: Noise detected flag */ +#define USART_ISR_NF (1 << 2) + +/* FE: Framing error */ +#define USART_ISR_FE (1 << 1) + +/* PE: Parity error */ +#define USART_ISR_PE (1 << 0) + + +/* --- USART_ICR values --------------------------------------------------- */ + +/* WUCF: Wakeup from Stop mode clear flag */ +#define USART_ICR_WUCF (1 << 20) + +/* CMCF: Character match clear flag */ +#define USART_ICR_CMCF (1 << 17) + +/* EOBCF: End of timeout clear flag */ +#define USART_ICR_EOBCF (1 << 12) + +/* RTOCF: Receiver timeout clear flag */ +#define USART_ICR_RTOCF (1 << 11) + +/* CTSCF: CTS clear flag */ +#define USART_ICR_CTSCF (1 << 9) + +/* LBDCF: LIN break detection clear flag */ +#define USART_ICR_LBDCF (1 << 8) + +/* TCCF: Transmission complete clear flag */ +#define USART_ICR_TCCF (1 << 6) + +/* IDLECF: Idle line detected clear flag */ +#define USART_ICR_IDLECF (1 << 4) + +/* ORECF: Overrun error clear flag */ +#define USART_ICR_ORECF (1 << 3) + +/* NCF: Noise detected clear flag */ +#define USART_ICR_NCF (1 << 2) + +/* FECF: Framing error clear flag */ +#define USART_ICR_FECF (1 << 1) + +/* PECF: Parity error clear flag */ +#define USART_ICR_PECF (1 << 0) + +/* --- USART_RDR values --------------------------------------------------- */ + +/* RDR[8:0]: Receive data value */ +#define USART_RDR_MASK (0x1FF << 0) + +/* --- USART_TDR values --------------------------------------------------- */ + +/* TDR[8:0]: Transmit data value */ +#define USART_TDR_MASK (0x1FF << 0) + #endif diff --git a/include/libopencm3/stm32/l1/usart.h b/include/libopencm3/stm32/l1/usart.h index 75bb049d..b887d7de 100644 --- a/include/libopencm3/stm32/l1/usart.h +++ b/include/libopencm3/stm32/l1/usart.h @@ -32,7 +32,7 @@ LGPL License Terms @ref lgpl_license #define LIBOPENCM3_USART_H #include -#include +#include #endif