我设置的是数据位为8，无奇偶校验，出现以下数据是什么意思？

068990/n898064630/n898093794/n898094754/n898091134/n898062306/n898035766/n898089886/n898048082/n898085142/n898044082/n898084294/n898090934/n898097602/n898102570/n898039610/n898090966/n898087614/n898092538/n898043998/n898101938/n898050362/n898095078/n898050466/n898035826/n898049382/n898112854/n898056634/n898046358/n898085894/n898092582/n898053422/n898029538/n898085478/n898091030/n898041514/n898089902/n898089082/n898098602/n898085398/n898095358/n898098054/n898076294/n898040242/n898072258/n898079254/n898037846/n898045790/n898037462/n898056978/n898084690/n898076886/n898103422/n898034558/n898055354/n898090026/n898046318/n898084774/n898097930/n898082258/n898081926/n898046142/n898037190/n898086902/n898058486/n898091474/n898092502/n898021686/n898078806/n898043602/n898032314/n898094926/n898057742/n898086066/n898089210/n898075306/n898091418/n898034666/n898087102/n898044830/n898074854/n898070222/n898028690/n898033646/n898046026/n898035658/n898078270/n898092246/n898086714/n898064654/n898014242/n898073894/n898080822/n898073890/n898066950/n898037138/n898065358/n898023042/n898072270/n898088302/n898069606/n898082770/n898086886/n898075850/n898031570/n898055158/n8954/n898173882/n898195038/n898169146/n898181834/n898160846/n898184086/n898190998/n898190086/