EFM32 Happy Gecko Software Documentation
efm32hg-doc-5.1.2
|
Low Energy Universal Asynchronous Receiver/Transmitter (LEUART) peripheral API.
Copyright 2016 Silicon Laboratories, Inc. http://www.silabs.com
Permission is granted to anyone to use this software for any purpose, including commercial applications, and to alter it and redistribute it freely, subject to the following restrictions:
DISCLAIMER OF WARRANTY/LIMITATION OF REMEDIES: Silicon Labs has no obligation to support this Software. Silicon Labs is providing the Software "AS IS", with no express or implied warranties of any kind, including, but not limited to, any implied warranties of merchantability or fitness for any particular purpose or warranties against infringement of any proprietary rights of a third party.
Silicon Labs will not be liable for any consequential, incidental, or special damages, or any other relief, or for any claim by any third party, arising from your use of this Software.
Definition in file em_leuart.h.
Go to the source code of this file.
Data Structures | |
struct | LEUART_Init_TypeDef |
Macros | |
#define | LEUART_INIT_DEFAULT |
Enumerations | |
enum | LEUART_Databits_TypeDef { leuartDatabits8 = LEUART_CTRL_DATABITS_EIGHT, leuartDatabits9 = LEUART_CTRL_DATABITS_NINE } |
enum | LEUART_Enable_TypeDef { leuartDisable = 0x0, leuartEnableRx = LEUART_CMD_RXEN, leuartEnableTx = LEUART_CMD_TXEN, leuartEnable = (LEUART_CMD_RXEN | LEUART_CMD_TXEN) } |
enum | LEUART_Parity_TypeDef { leuartNoParity = LEUART_CTRL_PARITY_NONE, leuartEvenParity = LEUART_CTRL_PARITY_EVEN, leuartOddParity = LEUART_CTRL_PARITY_ODD } |
enum | LEUART_Stopbits_TypeDef { leuartStopbits1 = LEUART_CTRL_STOPBITS_ONE, leuartStopbits2 = LEUART_CTRL_STOPBITS_TWO } |
Functions | |
uint32_t | LEUART_BaudrateCalc (uint32_t refFreq, uint32_t clkdiv) |
Calculate baudrate for LEUART given reference frequency and clock division. More... | |
uint32_t | LEUART_BaudrateGet (LEUART_TypeDef *leuart) |
Get current baudrate for LEUART. More... | |
void | LEUART_BaudrateSet (LEUART_TypeDef *leuart, uint32_t refFreq, uint32_t baudrate) |
Configure baudrate (or as close as possible to specified baudrate). More... | |
void | LEUART_Enable (LEUART_TypeDef *leuart, LEUART_Enable_TypeDef enable) |
Enable/disable LEUART receiver and/or transmitter. More... | |
void | LEUART_FreezeEnable (LEUART_TypeDef *leuart, bool enable) |
LEUART register synchronization freeze control. More... | |
void | LEUART_Init (LEUART_TypeDef *leuart, LEUART_Init_TypeDef const *init) |
Init LEUART. More... | |
__STATIC_INLINE void | LEUART_IntClear (LEUART_TypeDef *leuart, uint32_t flags) |
Clear one or more pending LEUART interrupts. More... | |
__STATIC_INLINE void | LEUART_IntDisable (LEUART_TypeDef *leuart, uint32_t flags) |
Disable one or more LEUART interrupts. More... | |
__STATIC_INLINE void | LEUART_IntEnable (LEUART_TypeDef *leuart, uint32_t flags) |
Enable one or more LEUART interrupts. More... | |
__STATIC_INLINE uint32_t | LEUART_IntGet (LEUART_TypeDef *leuart) |
Get pending LEUART interrupt flags. More... | |
__STATIC_INLINE uint32_t | LEUART_IntGetEnabled (LEUART_TypeDef *leuart) |
Get enabled and pending LEUART interrupt flags. Useful for handling more interrupt sources in the same interrupt handler. More... | |
__STATIC_INLINE void | LEUART_IntSet (LEUART_TypeDef *leuart, uint32_t flags) |
Set one or more pending LEUART interrupts from SW. More... | |
void | LEUART_Reset (LEUART_TypeDef *leuart) |
Reset LEUART to same state as after a HW reset. More... | |
uint8_t | LEUART_Rx (LEUART_TypeDef *leuart) |
Receive one 8 bit frame, (or part of 9 bit frame). More... | |
__STATIC_INLINE uint8_t | LEUART_RxDataGet (LEUART_TypeDef *leuart) |
Receive one 8 bit frame, (or part of a 9 bit frame). More... | |
__STATIC_INLINE uint16_t | LEUART_RxDataXGet (LEUART_TypeDef *leuart) |
Receive one 8-9 bit frame, with extended information. More... | |
void | LEUART_RxDmaInEM2Enable (LEUART_TypeDef *leuart, bool enable) |
Enables handling of LEUART RX by DMA in EM2. More... | |
uint16_t | LEUART_RxExt (LEUART_TypeDef *leuart) |
Receive one 8-9 bit frame, with extended information. More... | |
__STATIC_INLINE uint32_t | LEUART_StatusGet (LEUART_TypeDef *leuart) |
Get LEUART STATUS register. More... | |
void | LEUART_Tx (LEUART_TypeDef *leuart, uint8_t data) |
Transmit one frame. More... | |
void | LEUART_TxDmaInEM2Enable (LEUART_TypeDef *leuart, bool enable) |
Enables handling of LEUART TX by DMA in EM2. More... | |
void | LEUART_TxExt (LEUART_TypeDef *leuart, uint16_t data) |
Transmit one 8-9 bit frame with extended control. More... | |