5. Q: T series, not connect with GPS module, send according to location protocol or M package, can write time into exif when take photos.

Answer: Keep sending command with time/GPS input, Viewlink protocol command “55 AA DC 11 30 00 01 00 3F FC 00 00 00 00 04 D0 00 00 00 37″ to take photos with time or GPS attributes.

For example：

Send：F9 FB E3 07 0A 0B 0C 0D 13 15 F0 6C 3C B7 FD 84 3C 62 C9 91 40 0E 3F 57 17 59 B4 F7 45 00 00 00 00 40

Receive：FE FC E3 07 0A 0B 0C 0D 13 00 00 00 00 00 00 DB 0F C9 B9 6A D9 2E 40 00 00 A0 40 15 F0 6C 3C B7 FD 84 3C 62 C9 91 40 00 00 00 00 3D A3 64 88 E7 DE E5 3F A6 22 7C 04 E4 63 00 40 14 EF 62 6A E8 DE E5 3F 18 44 23 77 E4 63 00 40 F9

Expatiation：

E3 07 0A 0B：2019.10.11

0B 0C 0D：12:13:19

0E 3F 57 17：int32 0x17573F0E：39.1593742° –>39°09”33.75’

0.1593742*60=9.562452–>0.562452*60=33.74712

00 00 A0 40: float  big endian  0x40A00000–》5m