A.1.1.3 data field, A.1.1.4 error check (checksum) field, A.1.2 exception responses – RLE FDS-Wi V.2.5 User Manual
Page 66: A.2.1 function 03: read output registers, Data field error check (checksum) field, Exception responses, Packet communications for the wireless gateway, Function 03: read output registers, Table a.1, Exception codes
