5SD_RH850F1L_CAN(T_TxBuf___R_RxBuf).7z

/******************************************************************************* * 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 * (c) 2014 Renesas Electronics Corporation All rights reserved. *******************************************************************************/ /****************************************************************************** * File Name : r_can.c * Version : 1.0 * Device(s) : R7F701035xAFP RH850/F1L * Tool-Chain : CubeSuite+(V2.01.00) * Description : This file is a sample of RS-CAN. * Operation : - ******************************************************************************* ******************************************************************************* * History : DD.MM.YYYY Version Description * : 20.03.2014 1.00 First Release ******************************************************************************/ /****************************************************************************** Includes <System Includes> , �gProject Includes�h ******************************************************************************/ #include "iodefine.h" #include "r_typedefs.h" /****************************************************************************** Imported global variables and functions (from other files) ******************************************************************************/ /****************************************************************************** Macro definitions ******************************************************************************/ #define R_CAN_GRAMINIT_ON (0x8UL) #define R_CAN_GSLPSTS_ON (0x4UL) #define R_CAN_GRSTSTS_ON (0x1UL) #define R_CAN_CSLPSTS_ON (0x4UL) #define R_CAN_CHLTSTS_ON (0x2UL) #define R_CAN_CRSTSTS_ON (0x1UL) #define R_CAN_TMTRM_ON (0x8U) #define R_CAN_TMTR_ON (0x1U) #define R_CAN_AFLDAE_ON (0x100UL) #define R_CAN_GSLPR_MASK (0x4UL) #define R_CAN_GMDC_MASK (0x3UL) #define R_CAN_CSLPR_MASK (0x4UL) #define R_CAN_CHMDC_MASK (0x3UL) /****************************************************************************** Exported global variables and functions (to be accessed by other files) ******************************************************************************/ void R_CAN_Init( void ); bool R_CANc0_Send_TxBuf(uint32_t can_id, uint8_t dlc, uint32_t msg[2],uint8_t RoD); bool R_CAN_Receive_RxBuf0(uint32_t * p_can_id, uint8_t * p_dlc, uint32_t msg[2]); bool R_CANc1_Send_TxBuf(uint32_t can_id, uint8_t dlc, uint32_t msg[2],uint8_t RoD); /****************************************************************************** Private global variables and functions ******************************************************************************/ /****************************************************************************** * Function Name : void CAN_port_setting( void ) * Description : This function initializes RS-CAN ports. * Argument : none * Return Value : none ******************************************************************************/ static void CAN_port_setting(void) { /* RS-CAN port settings (Channel 0) */ /* P10_0 (CAN0RX) */ PFCAE10 &= ~0x0001U; // 0:ALT1-4 1:ALT5 PFCE10 &= ~0x0001U; // 0:ALT1,2,5 1:ALT3,4 PFC10 |= 0x0001U; // 0:ALT1,3,5 1:ALT2,4 PM10 |= 0x0001U; // 0:OUT 1:IN PMC10 |= 0x0001U; // 0:Port mode 1:ALT mode //PIPCn =Value after reset: 0000H /* P10_1 (CAN0TX) */ PFCAE10 &= ~0x0002U; // 0:ALT1-4 1:ALT5 PFCE10 &= ~0x0002U; // 0:ALT1,2,5 1:ALT3,4 PFC10 |= 0x0002U; // 0:ALT1,3,5 1:ALT2,4 P10 |= 0x0002U; // 0: Outputs low leve 1: Outputs high level PM10 &= ~0x0002U; // 0:OUT 1:IN PMC10 |= 0x0002U; // 0:Port mode 1:ALT mode /* P2_0 (Low output -> TJA1040T MODE=normal) */ /*PSRn 31 to 16 PSRn_[31:16] --Specifies whether the value of the corresponding lower bit PSRn_m (PSRn_[15:0]) is written to Pn_m. 0: Pn_m is not affected by PSRn_m. 1: Pn_m is PSRn_m ---bit 16 set 15 to 0 PSRn_[15:0] --Specifies the Pn_m value if the corresponding upper bit (PSRn_[31:16]) PSRn_m is 1. 0: Pn_m = 0 ---bit 0 set 1: Pn_m = 1 //Pn 0: Outputs low level 1: Outputs high level */ // PSR2 = 0x00010000UL; /*PMSRn 31 to 16 PMSRn_[31:16] ---Enable bits that specify whether the value of the corresponding lower bit PMSRn_m (PMSRn_[15:0]) is written to PMn_m. 0: PMn_m is not affected by PMSRn_m. 1: PMn_m is PMSRn_m. ---bit 16 set 15 to 0 PMSRn_[15:0] ---Data bits that specifies the value of PMn_m if PMSRn_m of the corresponding upper bit (PMCSRn_[31:16]) is 1. 0: PMn_m is 0. ---bit 0 set 1: PMn_m is 1. //PMn 0:OUT 1:IN */ // PMSR2 = 0x00010000UL; /*PMCSRn 31 to 16 PMCSRn_[31:16] ---Enable bits that specify whether the value of the corresponding lower bit PMCSRn_m (PMCSRn_[15:0]) is written to PMCn_m. 0: PMCn_m is not affected by PMCSRn_m. 1: PMCn_m is PMCSRn_m. ---bit 16 set 15 to 0 PMCSRn_[15:0] ---Data bits that specify the value of PMCn_m if PMCSRn_m of the corresponding upper bit (PMCSRn_[31:16]) is 1. 0: PMCn_m is 0. ---bit 0 set 1: PMCn_m is 1. //PMCn 0:Port mode 1:ALT mode */ // PMCSR2 = 0x00010000UL; /* RS-CAN port settings (Channel 1) */ /* P10_7 (CAN1TX) */ PFCAE10 &= ~0x0080U; // 0:ALT1-4 1:ALT5 PFCE10 |= 0x0080U; // 0:ALT1,2,5 1:ALT3,4 PFC10 |= 0x0080U; // 0:ALT1,3,5 1:ALT2,4 P10 |= 0x0080U; // 0: Outputs low leve 1: Outputs high level PM10 &= ~0x0080U; // 0:OUT 1:IN PMC10 |= 0x0080U; // 0:Port mode 1:ALT mode /* P10_6 (CAN1RX) */ PFCAE10 &= ~0x0040U; // 0:ALT1-4 1:ALT5 PFCE10 |= 0x0040U; // 0:ALT1,2,5 1:ALT3,4 PFC10 |= 0x0040U; // 0:ALT1,3,5 1:ALT2,4 PM10 |= 0x0040U; // 0:OUT 1:IN PMC10 |= 0x0040U; // 0:Port mode 1:ALT mode //PIPCn =Value after reset: 0000H } /****************************************************************************** * Function Name : void CAN_clock( void ) * Description : This function initializes RS-CAN clock. * Argument : none * Return Value : none ******************************************************************************/ static void CAN_clock(void) { //clkc PPLLCLK2 (40MHz) //pclk CKSCLK_ICAN (80MHz) /* CKSC_ICANS_CTL 1, 0 ICANSCSID[1:0] Source Clock Setting for C_ISO_CAN*(Note 1) 00B: Disabled 01B: MainOSC 10B: CPLLCLK 11B: CPUCLK (default) ---set Note 1: Before shifting to standby mode, select one other than CPLLCLK. */ do { PROTCMD1 = 0x000000A5UL;