EC20_快速定位AT指令下载辅助文件流程

洋洋已经存在

[2019-11-14 19:57:52:119_S:] AT+QICSGP=1,1,"UNINET","","" ,1

[2019-11-14 19:57:52:195_R:] OK
[2019-11-14 19:57:56:000_S:] AT+QIACT=1

[2019-11-14 19:57:56:059_R:] ERROR
[2019-11-14 19:58:02:185_S:] AT+QIACT?

[2019-11-14 19:58:02:242_R:] +QIACT: 1,1,1,"10.159.239.48"

[2019-11-14 19:58:02:242_R:] OK
[2019-11-14 19:58:11:729_S:] AT+QHTTPURL=40,80

[2019-11-14 19:58:11:733_R:] DSR:0 CTS:1 RI:0 (DCD:1)

[2019-11-14 19:58:11:789_R:] CONNECT
[2019-11-14 19:58:21:025_S:] http://xtrapath4.izatcloud.net/xtra2.bin

[2019-11-14 19:58:21:030_R:] DSR:0 CTS:1 RI:0 (DCD:0)

[2019-11-14 19:58:21:082_R:] OK
[2019-11-14 19:58:33:819_S:] AT+QHTTPGET=80

[2019-11-14 19:58:33:884_R:] OK

[2019-11-14 19:58:34:824_R:] DSR:0 CTS:1 (RI:1) DCD:0

[2019-11-14 19:58:34:873_R:] +QHTTPGET: 0,200,58680

[2019-11-14 19:58:34:949_R:] DSR:0 CTS:1 (RI:0) DCD:0
[2019-11-14 20:06:09:776_S:] AT+QHTTPREADFILE="RAM:xtra2.bin",80

[2019-11-14 20:06:09:788_R:] DSR:0 CTS:1 (RI:1) DCD:0

[2019-11-14 20:06:09:838_R:] OK

[2019-11-14 20:06:09:838_R:] +QHTTPREADFILE: 0

[2019-11-14 20:06:09:918_R:] DSR:0 CTS:1 (RI:0) DCD:0
[2019-11-14 20:06:52:427_S:] AT+QGPSXTRA=1

[2019-11-14 20:06:52:494_R:] OK
[2019-11-14 20:07:04:666_S:] AT+CCLK?

[2019-11-14 20:07:04:734_R:] +CCLK: "19/11/14,12:07:04+00"

[2019-11-14 20:07:04:734_R:] OK
[2019-11-14 20:07:39:153_S:] AT+QGPSXTRATIME=0,"2019/11/14,12:09:30",1,1,3500

[2019-11-14 20:07:39:218_R:] OK
[2019-11-14 20:07:51:617_S:] AT+QGPSXTRADATA="RAM:xtra2.bin"

[2019-11-14 20:07:51:681_R:] OK

JPQ

READFILE保存为文件是在EC20的RAM里吗？我用AT+QFOPEN打开，一直提示失败400！求教！