Modbus协议培训3.0.pdf

文档介绍：. ' .... .....



œᩲȕᩱœᩲȕᩱœᩲȕᩱ
MODBUS















ƪ⒬ƪ⒬ƪ⒬ṗṗṗ‑‑‑ϹϹϹϹႮႮႮႮ¬ ¬ ¬ ¬ Ě Ě Ě Ě ᪂᪂᪂᪂̣̣̣̣ƅ ƅ ƅ ƅ └└└└͘͘͘͘Ǽṗ‑Ǽ Ǽ Ǽ
ABB
NAME:Jinbao Chen . PREPARED
 ¢¡¤£
© ©
[Name] [Department] ¥¤¦¨§ [Date & Name] 2006 05 30
COURSE ID LANGUAGE CHECKED


¤¤§¨
[Course Id] ABB [Language]
 [Date & Name]
Mail:jinbao.. APPROVED
Tel:[phone] [Date & Name]
. ' .... .....
 

1 MODBUS  ..................................................................................................................... 3
"!"#%$"! "!"#%$"!
"!"#%$"!
2 RTU "!"#%$"! :.......................................................................................................................... 3
&%'%() ................................................................................................................................ 3
*"+-,. ................................................................................................................................ 4
/%0 ........................................................................................................................................ 5
CRC 12 ............................................................................................................................... 6
3 3 4657""8 4657""8
4657""8 4657""8
3 REF542 PLUS 3 3 MODBUS ................................................................................... 6
9;:=<?> ................................................................................................................................ 6
@%A"BDC ................................................................................................................................ 7
*"+E<?> . ............................................................................................................................... 9