[136] | 1 | 追å æ
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| 2 | å ±
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| 3 |
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| 4 | 1. Set the BaudRate
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| 5 |
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| 6 | INT8U MCP_CAN::mcp2515_init(const INT8U canSpeed)
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| 7 | åä¿¡ãããã¡ãæå¹ã«ããªãï¼
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| 8 |
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| 9 | 2. Set Receive Mask and Filter
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| 10 |
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| 11 | åä¿¡ã¡ã¼ã«ããã¯ã¹æ¯ã®ãã¹ã¯ã¨ãã£ã«ã¿ã®æ§æã¯æ¬¡ã®éãã§ããï¼
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| 12 |
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| 13 | ã¡ã¼ã«ããã¯ã¹0(RXB0) : ãã¹ã¯(RXM0) : ãã£ã«ã¿(RXF0ï½RXF1)
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| 14 | ã¡ã¼ã«ããã¯ã¹1(RXB1) : ãã¹ã¯(RXM1) : ãã£ã«ã¿(RXF2ï½RXF5)
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| 15 |
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| 16 | ãªãªã¸ãã«ããã®å¤æ´ç¹
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| 17 |
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| 18 | åã
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| 19 | ã®ã¡ã¼ã«ããã¯ã¹ãæå®ããããã«å¤æ´ï¼
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| 20 |
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| 21 | 2. Set Receive Mask and Filter
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| 22 |
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| 23 | 3. Check Receive
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| 24 |
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| 25 | INT8U MCP_CAN::checkReceive(uint8_t rxbid);
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| 26 | ã¡ã¼ã«ããã¯ã¹(0,1)ãæå®å¯è½ã«å¤æ´
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| 27 |
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| 28 | 4. Get CAN ID
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| 29 |
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| 30 | INT32U MCP_CAN::getCanId();
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| 31 | å»æ¢
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| 32 |
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| 33 | 5. Send Data
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| 34 | sendMsgBuf(uint8_t txbid, INT8U id, INT8U ext, INT8U len, data_buf);
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| 35 | å»æ¢sendMsg()ãpublicã«å¤æ´
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| 36 |
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| 37 | setMsg() : å
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| 38 | é¨å¤æ°ã«æ ¼ç´ããªãããã«ããããåé¤
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| 39 |
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| 40 | sendMsg(INT8U txbid, INT32U id, INT8U ext, INT8U len, INT8U rtr, INT8U *pData)
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| 41 | sendMsg(INT8U txbid, INT32U id, INT8U ext, INT8U len, INT8U *p_buf);
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| 42 | sendMsg(INT8U txbid, INT32U id, INT8U len, INT8U *p_buf);
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| 43 | å¼æ°ã§éä¿¡ã¡ã¼ã«ããã¯ã¹ã®IDçã渡ãããã«å¤æ´, ããªã¨ã¼ã·ã§ã³ã追å
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| 44 | ã¡ã¼ã«ããã¯ã¹ã®ç©ºãã¯å¾
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| 45 | ããã«ä¸æ¸ã
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| 46 |
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| 47 | mcp2515_write_canMsg(INT8U txbid, INT32U id, INT8U ext, INT8U len, INT8U rtr, INT8U *pData)
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| 48 | å¼æ°ã§éä¿¡ã¡ã¼ã«ããã¯ã¹ã®IDçã渡ãããã«å¤æ´
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| 49 |
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| 50 | mcp2515_start_transmit(INT8U txbid)
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| 51 | å¼æ°ã§éä¿¡ã¡ã¼ã«ããã¯ã¹ã®IDã渡ãããã«å¤æ´
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| 52 |
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| 53 | 6. Receive Data
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| 54 |
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| 55 | INT8U MCP_CAN::readMsgBufID(INT8U rxbid, INT32U *ID, INT8U *len, INT8U buf[])
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| 56 | å»æ¢
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| 57 |
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| 58 | CAN.readMsgBuf(uint8_t rxbid, INT32U *ID, INT8U &ext, unsigned char len, unsigned char buf);
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| 59 | å»æ¢
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| 60 |
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| 61 | readMsg(INT8U rxbid, INT32U *ID, INT8U *ext, INT8U *rtr, unsigned char *len, unsigned char *buf);
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| 62 | ã¡ã¼ã«ããã¯ã¹(0,1)ãæå®å¯è½ã«å¤æ´ï¼å¼æ°ã®ããªã¨ã¼ã·ã§ã³ã®ç¨æ
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| 63 |
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| 64 | mcp2515_read_canMsg(
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| 65 | 7. Check additional flags
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| 66 | CAN.isRemoteRequest();
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| 67 | CAN.isExtendedFrame();
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| 68 | å»æ¢
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| 69 |
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| 70 | 8. Check Sent
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| 71 | INT8U checkSent(INT8U txbid);
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| 72 | ã¡ãã»ã¼ã¸ãéä¿¡ãããã確èªï¼
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| 73 |
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| 74 | 9. éä¿¡ã®æå¹
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| 75 | INT8U startReceive(INT8U rxbid);
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| 76 |
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| 77 | 以ä¸ï¼
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