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Diffstat (limited to 'uc_str912/prj_template91x/str91x_lib/include/91x_can.h')
| -rw-r--r-- | uc_str912/prj_template91x/str91x_lib/include/91x_can.h | 165 |
1 files changed, 165 insertions, 0 deletions
diff --git a/uc_str912/prj_template91x/str91x_lib/include/91x_can.h b/uc_str912/prj_template91x/str91x_lib/include/91x_can.h new file mode 100644 index 0000000..b3d0653 --- /dev/null +++ b/uc_str912/prj_template91x/str91x_lib/include/91x_can.h @@ -0,0 +1,165 @@ +/******************** (C) COPYRIGHT 2006 STMicroelectronics ********************
+* File Name : 91x_can.h
+* Author : MCD Application Team
+* Date First Issued : 05/18/2006 : Version 1.0
+* Description : This file contains all the functions prototypes for the
+* CAN bus software library.
+********************************************************************************
+* History:
+* 05/24/2006 : Version 1.1
+* 05/18/2006 : Version 1.0
+********************************************************************************
+* THE PRESENT SOFTWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
+* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME.
+* AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT,
+* INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE
+* CONTENT OF SUCH SOFTWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING
+* INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
+*******************************************************************************/
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __91x_CAN_H
+#define __91x_CAN_H
+
+/* Includes ------------------------------------------------------------------*/
+#include "91x_map.h"
+
+/* Exported types ------------------------------------------------------------*/
+
+/* CAN Init structure define */
+typedef struct
+{
+ u8 CAN_ConfigParameters;
+ u32 CAN_Bitrate;
+}CAN_InitTypeDef;
+
+/* Exported constants --------------------------------------------------------*/
+/* Standard bitrates available*/
+enum
+{
+ CAN_BITRATE_100K,
+ CAN_BITRATE_125K,
+ CAN_BITRATE_250K,
+ CAN_BITRATE_500K,
+ CAN_BITRATE_1M
+};
+
+/* Control register*/
+#define CAN_CR_TEST 0x0080
+#define CAN_CR_CCE 0x0040
+#define CAN_CR_DAR 0x0020
+#define CAN_CR_EIE 0x0008
+#define CAN_CR_SIE 0x0004
+#define CAN_CR_IE 0x0002
+#define CAN_CR_INIT 0x0001
+
+/* Status register */
+#define CAN_SR_BOFF 0x0080
+#define CAN_SR_EWARN 0x0040
+#define CAN_SR_EPASS 0x0020
+#define CAN_SR_RXOK 0x0010
+#define CAN_SR_TXOK 0x0008
+#define CAN_SR_LEC 0x0007
+
+/* Test register*/
+#define CAN_TESTR_RX 0x0080
+#define CAN_TESTR_TX1 0x0040
+#define CAN_TESTR_TX0 0x0020
+#define CAN_TESTR_LBACK 0x0010
+#define CAN_TESTR_SILENT 0x0008
+#define CAN_TESTR_BASIC 0x0004
+
+/* IFn / Command Request register*/
+#define CAN_CRR_BUSY 0x8000
+
+/* IFn / Command Mask register*/
+#define CAN_CMR_WRRD 0x0080
+#define CAN_CMR_MASK 0x0040
+#define CAN_CMR_ARB 0x0020
+#define CAN_CMR_CONTROL 0x0010
+#define CAN_CMR_CLRINTPND 0x0008
+#define CAN_CMR_TXRQSTNEWDAT 0x0004
+#define CAN_CMR_DATAA 0x0002
+#define CAN_CMR_DATAB 0x0001
+
+/* IFn / Mask 2 register*/
+#define CAN_M2R_MXTD 0x8000
+#define CAN_M2R_MDIR 0x4000
+
+/* IFn / Arbitration 2 register*/
+#define CAN_A2R_MSGVAL 0x8000
+#define CAN_A2R_XTD 0x4000
+#define CAN_A2R_DIR 0x2000
+
+/* IFn / Message Control register*/
+#define CAN_MCR_NEWDAT 0x8000
+#define CAN_MCR_MSGLST 0x4000
+#define CAN_MCR_INTPND 0x2000
+#define CAN_MCR_UMASK 0x1000
+#define CAN_MCR_TXIE 0x0800
+#define CAN_MCR_RXIE 0x0400
+#define CAN_MCR_RMTEN 0x0200
+#define CAN_MCR_TXRQST 0x0100
+#define CAN_MCR_EOB 0x0080
+
+
+/* Wake-up modes*/
+enum
+{
+ CAN_WAKEUP_ON_EXT,
+ CAN_WAKEUP_ON_CAN
+};
+
+
+/* CAN message structure*/
+typedef struct
+{
+ u32 IdType;
+ u32 Id;
+ u8 Dlc;
+ u8 Data[8];
+} canmsg;
+
+/* Message ID types*/
+enum
+{
+ CAN_STD_ID,
+ CAN_EXT_ID
+};
+
+/* Message ID limits*/
+
+#define CAN_LAST_STD_ID ((1<<11) - 1)
+#define CAN_LAST_EXT_ID ((1L<<29) - 1)
+
+/* Exported functions ------------------------------------------------------- */
+
+void CAN_Init (CAN_InitTypeDef *CAN_InitStruct);
+void CAN_DeInit (void);
+void CAN_StructInit(CAN_InitTypeDef *CAN_InitStruct);
+void CAN_SetBitrate(u32 bitrate);
+void CAN_SetTiming(u32 tseg1, u32 tseg2, u32 sjw, u32 brp);
+ErrorStatus CAN_SetUnusedMsgObj(u32 msgobj);
+ErrorStatus CAN_SetTxMsgObj(u32 msgobj, u32 idType);
+ErrorStatus CAN_SetRxMsgObj(u32 msgobj, u32 idType, u32 idLow, u32 idHigh, bool singleOrFifoLast);
+void CAN_InvalidateAllMsgObj(void);
+ErrorStatus CAN_ReleaseMessage(u32 msgobj);
+ErrorStatus CAN_SendMessage(u32 msgobj, canmsg* pCanMsg);
+ErrorStatus CAN_ReceiveMessage(u32 msgobj, bool release, canmsg* pCanMsg);
+ErrorStatus CAN_WaitEndOfTx(void);
+ErrorStatus CAN_BasicSendMessage(canmsg* pCanMsg);
+ErrorStatus CAN_BasicReceiveMessage(canmsg* pCanMsg);
+void CAN_EnterTestMode(u8 TestMask);
+void CAN_EnterInitMode(u8 InitMask);
+void CAN_LeaveInitMode(void);
+void CAN_LeaveTestMode(void);
+void CAN_ReleaseTxMessage(u32 msgobj);
+void CAN_ReleaseRxMessage(u32 msgobj);
+u32 CAN_IsMessageWaiting(u32 msgobj);
+u32 CAN_IsTransmitRequested(u32 msgobj);
+u32 CAN_IsInterruptPending(u32 msgobj);
+u32 CAN_IsObjectValid(u32 msgobj);
+
+#endif /* __91x_CAN_H */
+
+/******************* (C) COPYRIGHT 2006 STMicroelectronics *****END OF FILE****/
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