问 我用89S52连TC35I在PDU模式(t+mgf=0短信，返回ERROR。
at+mgf=1
我发的字符串：
table_msglen:           
db    'A','T','+','C','M','G','S','=','1','8',0DH
table_MSGDATE:           
db    30H,38H,39H,31H,36H,38H,33H,31H,30H,38H,35H ;08 91 6831085
db    30H,39H,31H,30H,35H,46H,30H,30h,31H,31H,30H ;09105f0 1100
db    30H,44H,39H,31H,36H,38H,33H,31H,36H,38H,31H ;0d 91 6831681
db    31H,38H,39H,35H,34H,46H,34H,30H,30H,30H,38H ;18954f4 0008
db    30H,30H,30H,32H,34H,45H,32H,44H,1AH,        ;0002 4e2d<sub>
希望各路高手，帮忙！！ 答 1: 不好意思长度搞错了。