| /******************************************************************************* | |
| * DISCLAIMER | |
| * This software is supplied by Renesas Electronics Corporation and is only | |
| * intended for use with Renesas products. No other uses are authorized. This | |
| * software is owned by Renesas Electronics Corporation and is protected under | |
| * all applicable laws, including copyright laws. | |
| * THIS SOFTWARE IS PROVIDED "AS IS" AND RENESAS MAKES NO WARRANTIES REGARDING | |
| * THIS SOFTWARE, WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING BUT NOT | |
| * LIMITED TO WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE | |
| * AND NON-INFRINGEMENT. ALL SUCH WARRANTIES ARE EXPRESSLY DISCLAIMED. | |
| * TO THE MAXIMUM EXTENT PERMITTED NOT PROHIBITED BY LAW, NEITHER RENESAS | |
| * ELECTRONICS CORPORATION NOR ANY OF ITS AFFILIATED COMPANIES SHALL BE LIABLE | |
| * FOR ANY DIRECT, INDIRECT, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES FOR | |
| * ANY REASON RELATED TO THIS SOFTWARE, EVEN IF RENESAS OR ITS AFFILIATES HAVE | |
| * BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. | |
| * Renesas reserves the right, without notice, to make changes to this software | |
| * and to discontinue the availability of this software. By using this software, | |
| * you agree to the additional terms and conditions found by accessing the | |
| * following link: | |
| * http://www.renesas.com/disclaimer | |
| * | |
| * Copyright (C) 2012 Renesas Electronics Corporation. All rights reserved. | |
| *******************************************************************************/ | |
| /******************************************************************************* | |
| * File Name : scif_uart_userdef.c | |
| * $Rev: $ | |
| * $Date:: $ | |
| * Device(s) : Aragon | |
| * Tool-Chain : DS-5 Ver 5.13 | |
| * : ARM Complier | |
| * OS : | |
| * H/W Platform : Aragon CPU Board | |
| * Description : Aragon Sample Program - SCIF UART device driver (User define function) | |
| * Operation : | |
| * Limitations : | |
| *******************************************************************************/ | |
| /****************************************************************************** | |
| Includes <System Includes> , "Project Includes" | |
| ******************************************************************************/ | |
| #include <stdio.h> | |
| #include "r_typedefs.h" | |
| #include "dev_drv.h" /* Device Driver common header */ | |
| #include "devdrv_scif_uart.h" /* UART Driver header */ | |
| #include "devdrv_intc.h" /* INTC Driver Header */ | |
| #include "iodefine.h" | |
| /****************************************************************************** | |
| Typedef definitions | |
| ******************************************************************************/ | |
| /****************************************************************************** | |
| Macro definitions | |
| ******************************************************************************/ | |
| /****************************************************************************** | |
| Imported global variables and functions (from other files) | |
| ******************************************************************************/ | |
| /****************************************************************************** | |
| Exported global variables and functions (to be accessed by other files) | |
| ******************************************************************************/ | |
| /****************************************************************************** | |
| Private global variables and functions | |
| ******************************************************************************/ | |
| /****************************************************************************** | |
| * Function Name: Userdef_SCIF2_UART_Init | |
| * Description : | |
| * Arguments : uint8_t mode | |
| * : uint16_t cks | |
| * : uint8_t scbrr | |
| * Return Value : none | |
| ******************************************************************************/ | |
| void Userdef_SCIF2_UART_Init(uint8_t mode, uint16_t cks, uint8_t scbrr) | |
| { | |
| /* ==== SCIF initial setting ==== */ | |
| /* ---- Serial control register (SCSCR2) setting ---- */ | |
| /* SCIF transmitting and receiving operations stop */ | |
| SCIF2.SCSCR.WORD = 0x0000; | |
| if (SCIF_UART_MODE_W == (mode & SCIF_UART_MODE_W)) | |
| { | |
| /* ---- FIFO control register (SCFCR2) setting ---- */ | |
| SCIF2.SCFCR.BIT.TFRST = 1; /* Transmit FIFO reset */ | |
| } | |
| if (SCIF_UART_MODE_R == (mode & SCIF_UART_MODE_R)) | |
| { | |
| /* ---- FIFO control register (SCFCR2) setting ---- */ | |
| /* SCIF transmitting and receiving operations stop */ | |
| SCIF2.SCFCR.BIT.RFRST = 1; | |
| /* Receive FIFO data register reset */ | |
| } | |
| /* ---- Serial status register(SCFSR2) setting ---- */ | |
| /* ER,BRK,DR bit clear */ | |
| SCIF2.SCFSR.WORD &= 0xFF6E; | |
| /* ---- Line status register (SCLSR2) setting ---- */ | |
| /* ORER bit clear */ | |
| SCIF2.SCLSR.BIT.ORER = 0; | |
| /* ---- Serial control register (SCSCR2) setting ---- */ | |
| /* B'00 : Internal CLK */ | |
| SCIF2.SCSCR.BIT.CKE = 0x0; | |
| /* ---- Serial mode register (SCSMR2) setting ---- */ | |
| /* Communication mode 0: Asynchronous mode */ | |
| /* Character length 0: 8-bit data */ | |
| /* Parity enable 0: Add and check are disabled */ | |
| /* Stop bit length 0: 1 stop bit */ | |
| /* Clock select cks(argument) */ | |
| SCIF2.SCSMR.WORD = cks & 0x0003; | |
| /* ---- Sets the Serial extension mode register (SCEMR2) ---- */ | |
| /* Baud rate generator double-speed mode, 0: Normal mode */ | |
| /* Base clock select in asynchronous mode, */ | |
| /* 0: Base clock is 16 times the bit rate */ | |
| SCIF2.SCEMR.WORD = 0x0000; | |
| /* ---- Bit rate register (SCBRR2) setting ---- */ | |
| SCIF2.SCBRR.BYTE = scbrr; | |
| /* ---- FIFO control register (SCFCR2) setting ---- */ | |
| /* RTS output active trigger :Initial value */ | |
| /* Receive FIFO data trigger :1-data */ | |
| /* Transmit FIFO data trigger :0-data */ | |
| /* Modem control enable :Disabled */ | |
| /* Receive FIFO data register reset :Disabled */ | |
| /* Loop-back test :Disabled */ | |
| SCIF2.SCFCR.WORD = 0x0030; | |
| /* ---- Serial port register (SCSPTR2) setting ---- */ | |
| /* Serial port break output(SPB2IO) 1: Enabled */ | |
| /* Serial port break data(SPB2DT) 1: High-level */ | |
| SCIF2.SCSPTR.WORD |= 0x0003; | |
| } | |
| /* End of File */ | |