ricinlhx
青島拓能自動(dòng)化 15908921588 &
級(jí)別: 略有小成
![]() |
收到的報(bào)文如下, 通訊方式是 9600 N 8 2 .一直搞不明白是昨個(gè)校驗(yàn)的.高手不要飄過(guò) C0 00 40 20 00 00 7F 22 10 6D 80 00 00 00 69 00 09 00 0C 6C C1 00 00 00 69 00 09 00 0C 2D C4 00 02 00 69 00 09 00 00 26 84 00 00 00 00 3C 30 3D 02 37 C5 00 00 00 00 3C 30 3D 02 76 85 00 00 00 00 7F 4F 64 04 55 C6 01 00 00 00 7F 4F 64 04 17 86 00 00 00 00 00 7F 64 06 1B C7 00 00 00 00 00 7F 64 46 1A 87 00 00 00 00 7F 7F 22 02 27 C8 00 00 00 00 7F 7F 22 02 68 C0 00 40 20 00 00 7F 22 10 6D 80 00 00 00 69 00 09 00 0C 6C C0 00 40 60 00 00 7F 22 10 2D 80 00 00 00 69 00 09 00 0C 6C C1 00 00 00 69 00 09 00 0C 2D C4 00 02 00 69 00 09 00 00 26 84 00 00 00 00 3C 30 3D 02 37 C5 00 00 00 00 3C 30 3D 02 76 85 00 00 00 00 7F 4F 64 04 55 C6 03 00 00 00 7F 4F 64 04 15 86 00 00 00 00 00 7F 64 06 1B C7 00 00 00 00 00 7F 64 46 1A 87 00 00 00 00 7F 7F 22 02 27 C8 00 00 00 00 7F 7F 22 02 68 |
|
---|---|---|
|
ricinlhx
青島拓能自動(dòng)化 15908921588 &
級(jí)別: 略有小成
![]() |
走過(guò)路過(guò),千萬(wàn)不要錯(cuò)過(guò). ![]() |
|
---|---|---|
|
ricinlhx
青島拓能自動(dòng)化 15908921588 &
級(jí)別: 略有小成
![]() |
發(fā)送的是 C開(kāi)頭的 其它是返回?cái)?shù)據(jù) |
|
---|---|---|
|
ricinlhx
青島拓能自動(dòng)化 15908921588 &
級(jí)別: 略有小成
![]() |
MODBUS協(xié)議定義了4種基本數(shù)據(jù)類(lèi)型:可讀寫(xiě)位數(shù)據(jù),只讀位數(shù)據(jù),只讀16位數(shù)據(jù),可讀寫(xiě)16位數(shù)據(jù)。這些數(shù)據(jù)分別被稱(chēng)為線圈狀態(tài),輸入狀態(tài),輸入寄存器,保持寄存器 |
|
---|---|---|
|
ricinlhx
青島拓能自動(dòng)化 15908921588 &
級(jí)別: 略有小成
![]() |
分析一下結(jié)果如何? |
|
---|---|---|
|
ricinlhx
青島拓能自動(dòng)化 15908921588 &
級(jí)別: 略有小成
![]() |
C4 00 02 00 69 00 09 00 00 26 C4 01 00 00 69 00 09 00 00 25 //主泵燈 C4 03 02 00 69 00 09 00 00 25 //呼叫燈 C4 01 22 00 69 00 09 00 00 07 //流流燈 C4 41 02 00 69 00 09 00 00 67 //加熱 主泵 卸壓燈 C4 01 42 00 69 00 09 00 00 67//主泵 卸壓 放水 C4 01 02 00 69 08 09 00 40 6F //冷卻主泵卸壓 燈 |
|
---|---|---|
|
ricinlhx
青島拓能自動(dòng)化 15908921588 &
級(jí)別: 略有小成
![]() |
有二個(gè)數(shù)據(jù)沒(méi)有變C4 69 前面三個(gè)數(shù)據(jù) 69后面三個(gè)數(shù)據(jù) 及后面二組數(shù)據(jù)會(huì)變化 |
|
---|---|---|
|
ricinlhx
青島拓能自動(dòng)化 15908921588 &
級(jí)別: 略有小成
![]() |
最后的貌似是 校驗(yàn) |
|
---|---|---|
|
ricinlhx
青島拓能自動(dòng)化 15908921588 &
級(jí)別: 略有小成
![]() |
![]() |
|
---|---|---|
|