Php 串行通信ttyUSB

我正在使用从/dev/ttyUSB0读取数据，但在尝试通过AT+CMGL=4命令登记所有sms时，它会读取3到4条sms并通过错误消息，但如果我也这样做，但在通过minicom初始化端口之前，它工作得非常好，并列出所有数据。我在哪里出错？缓冲区大小是这里的问题还是什么

在Ubuntu14.*或更高版本的Ubuntu12.04中，我面临的另一个问题是它工作正常

在通过minicom初始化端口之前

AT+CPMS=MT

+CPMS:55,55,55,55,55,55

嗯

AT+CMGL=4

+CMGL:1,1,145 0891683108501345F12404A171000000860116011104200825C0A8D358D854EBA75286237FF1A56DE005A0053004395015B9A4EBA8D266237FF0C0515E016D888D395373523B77ED4FE1544A77E5FF018FD853EF83B78D60005100515BA07269FF0C770B597D53CB96908EAB4E0A7EB495F3A59275290FF0C000310030515F67084D8BDC008057F08080808080CF08080805070707070707070707070707070707070707070707070707070707070707070707070707070707070707070707

+CMGL:2,1,149 0891683108501345F12004A17100000086011601110420086514D8D398D3458EB4E4B63ED80F67EB8300180F65E265996CD5FF1A751F786C53BB63ED8D34572858994E0A76840F67EB8FF0C4F1A635F574F72694EF6FF0C752884B86C7D71A8659778E004BFF0C51661363ED533004BE86256DE300033900328377514D8D7ED10030300300300300300033003000F67010707070730308ED1003008

+CMGL:3,1,151 0891683108501345F12404A17100000086011601110420088514D8D3965F65C1A987E95EEFF1A76AE80A49ED176844EBA5B9C7A7F669682728C0376845F319971548C827288637740FF0C4EA653EF7A7EAF9ED188637740FF0C4Ef30017EA2548C7D2B7F575751170724C4C4A886551458272300256DE90030030030030030030030030003300300300300300300300300308E300300300300300300300300300300300300300300300300300300300300300300300300300300300300300300300300300300300300300300300300300300300300300300300300300300300300300300300300300300300300300300300

+CMGL:4,1,83 0891683108501345F12407A1710043F1000860116041225000426E38620F79D84E66FF1A5FAE8F6F79F07D225C3C0050005357287EBF6E38620F7F5159318D250020003000370035002003800330036003500360636

错误

在通过minicom初始化端口后，相同的程序工作得非常好，并登记所有数据

AT+CPMS=MT +CPMS:55,55,55,55,55,55

嗯

AT+CMGL=4 +CMGL:1,1,145 0891683108501345F12404A171000000860116011104200825C0A8D358D854EBA75286237FF1A56DE005A0053004395015B9A4EBA8D266237FF0C0515E016D888D395373523B77ED4FE1544A77E5FF018FD853EF83B78D60005100515BA07269FF0C770B597D53CB96908EAB4E0A7EB495F3A59275290FF0C000310030515F67084D8BDC008057F08080808080CF08080805070707070707070707070707070707070707070707070707070707070707070707070707070707070707070707 +CMGL:2,1,149 0891683108501345F12004A17100000086011601110420086514D8D398D3458EB4E4B63ED80F67EB8300180F65E265996CD5FF1A751F786C53BB63ED8D34572858994E0A76840F67EB8FF0C4F1A635F574F72694EF6FF0C752884B86C7D71A8659778E004BFF0C51661363ED533004BE86256DE300033900328377514D8D7ED10030300300300300300033003000F67010707070730308ED1003008 +CMGL:3,1,151 0891683108501345F12404A17100000086011601110420088514D8D3965F65C1A987E95EEFF1A76AE80A49ED176844EBA5B9C7A7F669682728C0376845F319971548C827288637740FF0C4EA653EF7A7EAF9ED188637740FF0C4Ef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