ADS1115 stops sending reading after 82 seconds and serial port hangs!

I bought ADS1115 module and mems sensor ethanol. after connecting the module and mems sensor to seeed studio xiao ble sense nrf5284, the data is recieved but after 82 seconds the data stops coming and seria port hangs

address0 746.00 56 mV
address0 923.00 57 mV
address0 756.00 58 mV
address0 917.00 59 mV
address0 766.00 60 mV
address0 910.00 61 mV
address0 774.00 62 mV
address0 903.00 63 mV
address0 783.00 64 mV
address0 894.00 65 mV
address0 795.00 66 mV
address0 882.00 67 mV
address0 810.00 68 mV
address0 866.00 69 mV
address0 829.00 70 mV
address0 847.00 71 mV
address0 848.00 72 mV
address0 832.00 73 mV
address0 866.00 74 mV
address0 812.00 75 mV
address0 885.00 76 mV
address0 795.00 77 mV
address0 904.00 78 mV
address0 778.00 79 mV
address0 918.00 80 mV
address0 764.00 81 mV
address0 927.00 82 mV
address0 

i understand the module has not been tested with this nrf5284, but the data is coming and only stops after exactly 82 seconds.

thanks, cooldudesurya