diff options
Diffstat (limited to 'c/src/lib/libbsp/arm/atsam/libraries/libchip/include/twi.h')
-rw-r--r-- | c/src/lib/libbsp/arm/atsam/libraries/libchip/include/twi.h | 114 |
1 files changed, 0 insertions, 114 deletions
diff --git a/c/src/lib/libbsp/arm/atsam/libraries/libchip/include/twi.h b/c/src/lib/libbsp/arm/atsam/libraries/libchip/include/twi.h deleted file mode 100644 index 6a5de366f2..0000000000 --- a/c/src/lib/libbsp/arm/atsam/libraries/libchip/include/twi.h +++ /dev/null @@ -1,114 +0,0 @@ -/* ---------------------------------------------------------------------------- */ -/* Atmel Microcontroller Software Support */ -/* SAM Software Package License */ -/* ---------------------------------------------------------------------------- */ -/* Copyright (c) 2015, Atmel Corporation */ -/* */ -/* All rights reserved. */ -/* */ -/* Redistribution and use in source and binary forms, with or without */ -/* modification, are permitted provided that the following condition is met: */ -/* */ -/* - Redistributions of source code must retain the above copyright notice, */ -/* this list of conditions and the disclaimer below. */ -/* */ -/* Atmel's name may not be used to endorse or promote products derived from */ -/* this software without specific prior written permission. */ -/* */ -/* DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR */ -/* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF */ -/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE */ -/* DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT, */ -/* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT */ -/* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, */ -/* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF */ -/* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING */ -/* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, */ -/* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ -/* ---------------------------------------------------------------------------- */ - -/** - * \file - * - * Interface for configuration the Two Wire Interface (TWI) peripheral. - * - */ - -#ifndef _TWI_ -#define _TWI_ - -/*------------------------------------------------------------------------------ - * Headers - *----------------------------------------------------------------------------*/ - -#include "chip.h" - -#include <stdint.h> - -/*---------------------------------------------------------------------------- - * Macros - *----------------------------------------------------------------------------*/ -/* Returns 1 if the TXRDY bit (ready to transmit data) is set in the given - status register value.*/ -#define TWI_STATUS_TXRDY(status) ((status & TWIHS_SR_TXRDY) == TWIHS_SR_TXRDY) - -/* Returns 1 if the RXRDY bit (ready to receive data) is set in the given - status register value.*/ -#define TWI_STATUS_RXRDY(status) ((status & TWIHS_SR_RXRDY) == TWIHS_SR_RXRDY) - -/* Returns 1 if the TXCOMP bit (transfer complete) is set in the given - status register value.*/ -#define TWI_STATUS_TXCOMP(status) ((status & TWIHS_SR_TXCOMP) == TWIHS_SR_TXCOMP) - -#ifdef __cplusplus -extern "C" { -#endif - -/*---------------------------------------------------------------------------- - * External function - *----------------------------------------------------------------------------*/ - -extern void TWI_ConfigureMaster(Twihs *pTwi, uint32_t twck, uint32_t mck); - -extern void TWI_ConfigureSlave(Twihs *pTwi, uint8_t slaveAddress); - -extern void TWI_Stop(Twihs *pTwi); - -extern void TWI_StartRead( - Twihs *pTwi, - uint8_t address, - uint32_t iaddress, - uint8_t isize); - -extern uint8_t TWI_ReadByte(Twihs *pTwi); - -extern void TWI_WriteByte(Twihs *pTwi, uint8_t byte); - -extern void TWI_StartWrite( - Twihs *pTwi, - uint8_t address, - uint32_t iaddress, - uint8_t isize, - uint8_t byte); - -extern uint8_t TWI_ByteReceived(Twihs *pTwi); - -extern uint8_t TWI_ByteSent(Twihs *pTwi); - -extern uint8_t TWI_TransferComplete(Twihs *pTwi); - -extern void TWI_EnableIt(Twihs *pTwi, uint32_t sources); - -extern void TWI_DisableIt(Twihs *pTwi, uint32_t sources); - -extern uint32_t TWI_GetStatus(Twihs *pTwi); - -extern uint32_t TWI_GetMaskedStatus(Twihs *pTwi); - -extern void TWI_SendSTOPCondition(Twihs *pTwi); - -#ifdef __cplusplus -} -#endif - -#endif /* #ifndef _TWI_ */ |