GPS issue in mc60

hello team,

When i check direct MC60 on AT+QGNSSRD? then show me
+QGNSSRD: $GNRMC,090729.000,A,2249.7386,N,08821.3670,E,0.96,218.73,081221,D7E
$GNVTG,218.73,T,M,0.96,N,1.78,K,D
28
$GNGGA,090729.000,2249.7386,N,08821.3670,E,2,9,1.17,19.8,M,-54.6,M,56
$GPGSA,A,3,194,26,31,03,16,08,27,1.47,1.17,0.89
35
$GLGSA,A,3,67,66,1.47,1.17,0.891B
$GPGSV,4,1,13,16,70,026,26,41,62,193,32,04,54,338,17,03,46,234,17
7C
$GPGSV,4,2,13,27,38,133,14,194,38,053,31,26,30,038,22,08,26,168,1943
$GPGSV,4,3,13,193,22,136,09,20,321,195,19,106,20,31,10,070,16
7B
$GPGSV,4,4,13,07,07,280,*41
$GLGSV,2,1,08,67,84,250,28,78,47,296,68,34,330,77,34,014,*64
$GLGSV,2,2,08,66,33,158,16,79,13,249,87,06,099,88,02,138,64
$GNGLL,2249.7386,N,08821.3670,E,090729.000,A,D
41

OK
But when i connected to microcontroller hardware rx to mc60 tx and micro controller hardware tx to mc60 rx then i send mc60 AT+QGNSSRD?
reply me this type of data
+QGNSSRD: $GNRMC,085455.000,A,2249.7415,N,08821.3646,E,1.20,27

please guide me . i do not understand what going wrong.

i used all in one solution and MC60 firmware Quectel_Ltd
Quectel_MC60
Revision: MC60CAR01A15

pls check your MCU buffer size of tx/rx
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