由于好多現(xiàn)場(chǎng)會(huì)出現(xiàn)將CAN總線(xiàn)的設(shè)備接到EtherCAT網(wǎng)絡(luò)中,由于協(xié)議的不相同,不能直接進(jìn)行連接,現(xiàn)需一種能同時(shí)兼容CAN 總線(xiàn)和ETHERCAT網(wǎng)絡(luò)的一種設(shè)備,由此捷米JM-ECT-CAN 是自主研發(fā)的一款 ETHERCAT從站功能的通訊網(wǎng)關(guān)。該產(chǎn)品主要功能是將各種 CAN總線(xiàn)和 ETHERCAT網(wǎng)絡(luò)連接起來(lái)。
![wKgZomTHiEGAfHvBAAIjtqOYnpg880.png](https://file1.elecfans.com/web2/M00/8E/7F/wKgZomTHiEGAfHvBAAIjtqOYnpg880.png)
- 使用GWModbus Bulider軟件配置CAN報(bào)文
1,打開(kāi)GWModbus Bulider軟件,首先設(shè)置軟件使用的IP地址,點(diǎn)擊菜單欄“設(shè)置— —通訊設(shè)置——以太網(wǎng)設(shè)置”,如下圖,電腦的 IP是192.168.1.111。
![wKgaomTGQz2AHGHMAAB69BoXjZA868.png](https://file1.elecfans.com/web2/M00/8E/67/wKgaomTGQz2AHGHMAAB69BoXjZA868.png)
2,點(diǎn)擊菜單欄“工具——在線(xiàn)”,在彈出的窗口中,選擇“CAN配置”。
![wKgZomTGQ0qAPUv1AABfbma-w9A170.png](https://file1.elecfans.com/web2/M00/8E/64/wKgZomTGQ0qAPUv1AABfbma-w9A170.png)
3,點(diǎn)擊“連接從站”按鈕,連接成功后其他按鈕會(huì)變成可以點(diǎn)擊的狀態(tài):
![wKgaomTGQ1KAQphPAAECvhoJQ5Y039.png](https://file1.elecfans.com/web2/M00/8E/67/wKgaomTGQ1KAQphPAAECvhoJQ5Y039.png)
4,點(diǎn)擊“讀取配置”按鈕后,顯示網(wǎng)關(guān)目前的實(shí)際配置:
![wKgZomTGQ2OAMlRBAAENVwaZO38321.png](https://file1.elecfans.com/web2/M00/8E/64/wKgZomTGQ2OAMlRBAAENVwaZO38321.png)
5,填寫(xiě)用戶(hù)需要設(shè)置的波特率、CAN 報(bào)文,點(diǎn)擊“寫(xiě)入配置”按鈕:
![wKgZomTGQ26AE40qAAGJqX9ZysI129.png](https://file1.elecfans.com/web2/M00/8E/64/wKgZomTGQ26AE40qAAGJqX9ZysI129.png)
6,設(shè)置完畢后,網(wǎng)關(guān)撥碼的第8 位撥到OFF,然后重新給網(wǎng)關(guān)供電。
- 配置捷米JM-ECT-CAN網(wǎng)關(guān)的 ETHERCAT從站
7,將網(wǎng)關(guān)xml 文件拷貝到主站相應(yīng)路徑下:
![wKgZomS7bo2AM4khAAAQ4sb2W5o891.png](https://file1.elecfans.com/web2/M00/8D/7D/wKgZomS7bo2AM4khAAAQ4sb2W5o891.png)
8,新建項(xiàng)目
![wKgaomS7boGAaxkcAAH4-aw_WJQ078.png](https://file1.elecfans.com/web2/M00/8D/7E/wKgaomS7boGAaxkcAAH4-aw_WJQ078.png)
9,新建工程后,在下圖中Device的位置,點(diǎn)擊鼠標(biāo)右鍵 Add New Item,添加ETHERCAT主站。
![wKgZomS7bqCAJ7QqAAJIsd7iMK0846.png](https://file1.elecfans.com/web2/M00/8D/7D/wKgZomS7bqCAJ7QqAAJIsd7iMK0846.png)
10,在彈出的對(duì)話(huà)框中,選擇 Ethercat Master,然后點(diǎn)OK。
![wKgZomS7brOAGCCEAAIWDVsiENw346.png](https://file1.elecfans.com/web2/M00/8D/7D/wKgZomS7brOAGCCEAAIWDVsiENw346.png)
11,選擇電腦對(duì)應(yīng)的網(wǎng)卡,點(diǎn)擊OK。
![wKgaomS7cW6ADOBCAAEOPh09vxU744.png](https://file1.elecfans.com/web2/M00/8D/7E/wKgaomS7cW6ADOBCAAEOPh09vxU744.png)
12,主站建立后,在下圖中主站Device 1的位置,點(diǎn)擊鼠標(biāo)右鍵 Add New Item,添加ETHERCAT從站。
![wKgZomS7cXqAJANqAALRWL6aOIs406.png](https://file1.elecfans.com/web2/M00/8D/7D/wKgZomS7cXqAJANqAALRWL6aOIs406.png)
13,在彈出的對(duì)話(huà)框中,選擇網(wǎng)關(guān)JM-ECT-CAN,點(diǎn)擊OK。
![wKgaomTGRBCAVFThAALk-j0Gxbo324.png](https://file1.elecfans.com/web2/M00/8E/67/wKgaomTGRBCAVFThAALk-j0Gxbo324.png)
14,添加后捷米JM-ECT-CAN的從站,如下圖所示的 Box 1。點(diǎn)擊左側(cè)項(xiàng)目樹(shù)中的Box 1,在右側(cè)的主視圖中,點(diǎn)擊Slots,可以看到網(wǎng)關(guān)添加CAN報(bào)文的頁(yè)面。如上圖所示,CAN報(bào)文的配置,需要與GW Config軟件設(shè)置的一15,致。除上述手動(dòng)添加的方法,用戶(hù)也可以使用掃描方式,更為方便簡(jiǎn)單。
- 發(fā)送CAN報(bào)文
16,如下圖實(shí)際案例所示,在TwinCAT軟件中注意數(shù)據(jù)的高低位排序。
![wKgZomTGRCaABb1qAAG0h_odw24438.png](https://file1.elecfans.com/web2/M00/8E/64/wKgZomTGRCaABb1qAAG0h_odw24438.png)
17,使用CAN測(cè)試工具,得到網(wǎng)關(guān)發(fā)出的報(bào)文如下圖:
![wKgaomTGRC-AWMCTAAYp9h2XKX4253.png](https://file1.elecfans.com/web2/M00/8E/67/wKgaomTGRC-AWMCTAAYp9h2XKX4253.png)
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