#include "sys_config.h"
#include "cmsis.h"

Go to the source code of this file.

Data Structures
struct	IP_USART_001_T
	USART register block structure. More...

Macros
#define	UART_RBR_MASKBIT (0xFF)

#define	UART_IER_RBRINT (1 << 0)
	Macro defines for UART interrupt enable register.

#define	UART_IER_THREINT (1 << 1)

#define	UART_IER_RLSINT (1 << 2)

#define	UART_IER_MSINT (1 << 3)

#define	UART_IER_CTSINT (1 << 7)

#define	UART_IER_ABEOINT (1 << 8)

#define	UART_IER_ABTOINT (1 << 9)

#define	UART_IER_BITMASK (0x307)

#define	UART1_IER_BITMASK (0x38F)

#define	UART_IIR_INTSTAT_PEND (1 << 0)
	Macro defines for UART interrupt identification register.

#define	UART_IIR_INTID_RLS (3 << 1)

#define	UART_IIR_INTID_RDA (2 << 1)

#define	UART_IIR_INTID_CTI (6 << 1)

#define	UART_IIR_INTID_THRE (1 << 1)

#define	UART_IIR_INTID_MODEM (0 << 1)

#define	UART_IIR_INTID_MASK (7 << 1)

#define	UART_IIR_FIFO_EN (3 << 6)

#define	UART_IIR_ABEO_INT (1 << 8)

#define	UART_IIR_ABTO_INT (1 << 9)

#define	UART_IIR_BITMASK (0x3CF)

#define	UART_FCR_FIFO_EN (1 << 0)
	Macro defines for UART FIFO control register.

#define	UART_FCR_RX_RS (1 << 1)

#define	UART_FCR_TX_RS (1 << 2)

#define	UART_FCR_DMAMODE_SEL (1 << 3)

#define	UART_FCR_TRG_LEV0 (0)

#define	UART_FCR_TRG_LEV1 (1 << 6)

#define	UART_FCR_TRG_LEV2 (2 << 6)

#define	UART_FCR_TRG_LEV3 (3 << 6)

#define	UART_FCR_BITMASK (0xCF)

#define	UART_TX_FIFO_SIZE (16)

#define	UART_LCR_WLEN5 (0)
	Macro defines for UART line control register.

#define	UART_LCR_WLEN6 (1 << 0)

#define	UART_LCR_WLEN7 (2 << 0)

#define	UART_LCR_WLEN8 (3 << 0)

#define	UART_LCR_SBS_1BIT (0 << 2)

#define	UART_LCR_SBS_2BIT (1 << 2)

#define	UART_LCR_PARITY_EN (1 << 3)

#define	UART_LCR_PARITY_DIS (0 << 3)

#define	UART_LCR_PARITY_ODD (0)

#define	UART_LCR_PARITY_EVEN (1 << 4)

#define	UART_LCR_PARITY_F_1 (2 << 4)

#define	UART_LCR_PARITY_F_0 (3 << 4)

#define	UART_LCR_BREAK_EN (1 << 6)

#define	UART_LCR_DLAB_EN (1 << 7)

#define	UART_LCR_BITMASK (0xFF)

#define	UART_DLL_MASKBIT (0xFF)

#define	UART_DLM_MASKBIT (0xFF)

#define	UART_MCR_DTR_CTRL (1 << 0)
	Macro defines for UART Modem control register.

#define	UART_MCR_RTS_CTRL (1 << 1)

#define	UART_MCR_LOOPB_EN (1 << 4)

#define	UART_MCR_AUTO_RTS_EN (1 << 6)

#define	UART_MCR_AUTO_CTS_EN (1 << 7)

#define	UART_MCR_BITMASK (0x0F3)

#define	UART_LSR_RDR (1 << 0)
	Macro defines for UART line status register.

#define	UART_LSR_OE (1 << 1)

#define	UART_LSR_PE (1 << 2)

#define	UART_LSR_FE (1 << 3)

#define	UART_LSR_BI (1 << 4)

#define	UART_LSR_THRE (1 << 5)

#define	UART_LSR_TEMT (1 << 6)

#define	UART_LSR_RXFE (1 << 7)

#define	UART_LSR_BITMASK (0xFF)

#define	UART_MSR_DELTA_CTS (1 << 0)
	Macro defines for UART Modem status register.

#define	UART_MSR_DELTA_DSR (1 << 1)

#define	UART_MSR_LO2HI_RI (1 << 2)

#define	UART_MSR_DELTA_DCD (1 << 3)

#define	UART_MSR_CTS (1 << 4)

#define	UART_MSR_DSR (1 << 5)

#define	UART_MSR_RI (1 << 6)

#define	UART_MSR_DCD (1 << 7)

#define	UART_MSR_BITMASK (0xFF)

#define	UART_ACR_START (1 << 0)
	Macro defines for UART Auto baudrate control register.

#define	UART_ACR_MODE (1 << 1)

#define	UART_ACR_AUTO_RESTART (1 << 2)

#define	UART_ACR_ABEOINT_CLR (1 << 8)

#define	UART_ACR_ABTOINT_CLR (1 << 9)

#define	UART_ACR_BITMASK (0x307)

#define	UART_RS485CTRL_NMM_EN (1 << 0)
	Macro defines for UART1 RS485 Control register.

#define	UART_RS485CTRL_RX_DIS (1 << 1)

#define	UART_RS485CTRL_AADEN (1 << 2)

#define	UART_RS485CTRL_SEL_DTR (1 << 3)

#define	UART_RS485CTRL_DCTRL_EN (1 << 4)

#define	UART_RS485CTRL_OINV_1 (1 << 5)

#define	UART_RS485CTRL_BITMASK (0x3F)

Functions
void	IP_UART_Init (IP_USART_001_T *pUART)
	Basic UART initialization.

STATIC INLINE void	IP_UART_DeInit (IP_USART_001_T *pUART)
	UART de-initialization.

STATIC INLINE void	IP_UART_SendByte (IP_USART_001_T *pUART, const uint8_t data)
	Transmit a single byte through the UART peripheral.

STATIC INLINE uint8_t	IP_UART_ReadByte (IP_USART_001_T *pUART)
	Get a single data from UART peripheral.

STATIC INLINE void	IP_UART_IntEnable (IP_USART_001_T *pUART, uint32_t intMask)
	Enable UART interrupts.

STATIC INLINE void	IP_UART_IntDisable (IP_USART_001_T *pUART, uint32_t intMask)
	Disable UART interrupts.

STATIC INLINE uint32_t	IP_UART_ReadIntIDReg (IP_USART_001_T *pUART)
	Read the Interrupt Identification Register (IIR)

STATIC INLINE void	IP_UART_SetupFIFOS (IP_USART_001_T *pUART, uint32_t fcr)
	Setup the UART FIFOs.

STATIC INLINE void	IP_UART_SetMode (IP_USART_001_T *pUART, uint32_t lcr)
	Setup the UART operation mode in the Line Control Register (LCR)

STATIC INLINE void	IP_UART_EnableDivisorAccess (IP_USART_001_T *pUART)
	Enable access to Divisor Latches.

STATIC INLINE void	IP_UART_DisableDivisorAccess (IP_USART_001_T *pUART)
	Disable access to Divisor Latches.

STATIC INLINE void	IP_UART_SetDivisorLatches (IP_USART_001_T *pUART, uint8_t dll, uint8_t dlm)
	Set LSB and MSB divisor latch registers.

STATIC INLINE uint32_t	IP_UART_ReadModemControl (IP_USART_001_T *pUART)
	Return modem control register/status.

STATIC INLINE void	IP_UART_SetModemControl (IP_USART_001_T *pUART, uint32_t mcr)
	Set modem control register/status.

STATIC INLINE void	IP_UART_ClearModemControl (IP_USART_001_T *pUART, uint32_t mcr)
	Clear modem control register/status.

STATIC INLINE uint32_t	IP_UART_ReadLineStatus (IP_USART_001_T *pUART)
	Return Line Status register/status (LSR)

STATIC INLINE uint32_t	IP_UART_ReadModemStatus (IP_USART_001_T *pUART)
	Return Modem Status register/status (MSR)

STATIC INLINE void	IP_UART_SetScratch (IP_USART_001_T *pUART, uint8_t data)
	Write a byte to the scratchpad register.

STATIC INLINE uint8_t	IP_UART_ReadScratch (IP_USART_001_T *pUART)
	Returns current byte value in the scratchpad register.

STATIC INLINE void	IP_UART_SetAutoBaudReg (IP_USART_001_T *pUART, uint32_t acr)
	Set autobaud register options.

STATIC INLINE void	IP_UART_ClearAutoBaudReg (IP_USART_001_T *pUART, uint32_t acr)
	Clear autobaud register options.

STATIC INLINE void	IP_UART_TXEnable (IP_USART_001_T *pUART)
	Enable transmission on UART TxD pin.

STATIC INLINE void	IP_UART_TXDisable (IP_USART_001_T *pUART)
	Disable transmission on UART TxD pin.

STATIC INLINE void	IP_UART_SetRS485Flags (IP_USART_001_T *pUART, uint32_t ctrl)
	Set RS485 control register options.

STATIC INLINE void	IP_UART_ClearRS485Flags (IP_USART_001_T *pUART, uint32_t ctrl)
	Clear RS485 control register options.

STATIC INLINE void	IP_UART_SetRS485Addr (IP_USART_001_T *pUART, uint8_t addr)
	Set RS485 address match value.

STATIC INLINE uint8_t	IP_UART_GetRS485Addr (IP_USART_001_T *pUART)
	Read RS485 address match value.

STATIC INLINE void	IP_UART_SetRS485Delay (IP_USART_001_T *pUART, uint8_t dly)
	Set RS485 direction control (RTS or DTR) delay value.

STATIC INLINE uint8_t	IP_UART_GetRS485Delay (IP_USART_001_T *pUART)
	Read RS485 direction control (RTS or DTR) delay value.

uint32_t	IP_UART_SetBaud (IP_USART_001_T *pUART, uint32_t baudrate, uint32_t uClk)
	Determines and sets best dividers to get a target bit rate.

Data Structures

Macros

Functions