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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