Index: source/can.c =================================================================== diff -u -r7de64c199413a3f74d69efbdd1424b37c6f607c9 -ree310a2e5262c05bf0dc0eb0d84da0ee50bac7fe --- source/can.c (.../can.c) (revision 7de64c199413a3f74d69efbdd1424b37c6f607c9) +++ source/can.c (.../can.c) (revision ee310a2e5262c05bf0dc0eb0d84da0ee50bac7fe) @@ -182,6 +182,45 @@ /** - Setup auto bus on timer period */ canREG1->ABOTR = (uint32)0U; + /** - Initialize message 1 + * - Wait until IF1 is ready for use + * - Set message mask + * - Set message control word + * - Set message arbitration + * - Set IF1 control byte + * - Set IF1 message number + */ + /*SAFETYMCUSW 28 D MR:NA "Potentially infinite loop found - Hardware Status check for execution sequence" */ + while ((canREG1->IF1STAT & 0x80U) ==0x80U) + { + } /* Wait */ + + + canREG1->IF1MSK = 0xC0000000U | (uint32)((uint32)((uint32)0x00000004U & (uint32)0x000007FFU) << (uint32)18U); + canREG1->IF1ARB = (uint32)0x80000000U | (uint32)0x00000000U | (uint32)0x20000000U | (uint32)((uint32)((uint32)1U & (uint32)0x000007FFU) << (uint32)18U); + canREG1->IF1MCTL = 0x00001000U | (uint32)0x00000000U | (uint32)0x00000000U | (uint32)0x00000080U | (uint32)8U; + canREG1->IF1CMD = (uint8) 0xF8U; + canREG1->IF1NO = 1U; + + /** - Initialize message 2 + * - Wait until IF2 is ready for use + * - Set message mask + * - Set message control word + * - Set message arbitration + * - Set IF2 control byte + * - Set IF2 message number + */ + /*SAFETYMCUSW 28 D MR:NA "Potentially infinite loop found - Hardware Status check for execution sequence" */ + while ((canREG1->IF2STAT & 0x80U) ==0x80U) + { + } /* Wait */ + + canREG1->IF2MSK = 0xC0000000U | (uint32)((uint32)((uint32)0x00000005U & (uint32)0x000007FFU) << (uint32)18U); + canREG1->IF2ARB = (uint32)0x80000000U | (uint32)0x00000000U | (uint32)0x00000000U | (uint32)((uint32)((uint32)2U & (uint32)0x000007FFU) << (uint32)18U); + canREG1->IF2MCTL = 0x00001000U | (uint32)0x00000000U | (uint32)0x00000000U | (uint32)0x00000080U | (uint32)8U; + canREG1->IF2CMD = (uint8) 0xF8U; + canREG1->IF2NO = 2U; + /** - Setup IF1 for data transmission * - Wait until IF1 is ready for use * - Set IF1 control byte @@ -210,10 +249,10 @@ * - Setup baud rate prescaler */ canREG1->BTR = (uint32)((uint32)0U << 16U) | - (uint32)((uint32)(3U - 1U) << 12U) | - (uint32)((uint32)((4U + 3U) - 1U) << 8U) | - (uint32)((uint32)(3U - 1U) << 6U) | - (uint32)19U; + (uint32)((uint32)(4U - 1U) << 12U) | + (uint32)((uint32)((2U + 4U) - 1U) << 8U) | + (uint32)((uint32)(4U - 1U) << 6U) | + (uint32)39U; /** - CAN1 Port output values */