臺(tái)達(dá)DOP-AS38BSTD觸摸屏經(jīng)COM2控制9塊步進(jìn)電機(jī)驅(qū)動(dòng)板,但經(jīng)常出現(xiàn)Communication Error 3,Com2 Station 1;Read Error,Controller No Response...或是Initial PLC Control Area Fail!!!電機(jī)參數(shù)設(shè)置界面就無(wú)法進(jìn)入或是無(wú)法更改參數(shù),第一塊驅(qū)動(dòng)板更換也不行,與別的屏對(duì)換后,還是那塊問(wèn)題屏存在問(wèn)題,請(qǐng)教高手怎么解決?(SYS設(shè)置如下:COM2:RS485,9600,1,8,N,10,300,3,15)