data Array, by reference
0 1 2 3 4 5 6 7 8 9 10 11 ... n n + 1 bytes
pr1 pr2 pr3 pr4 pr5 bufr bufln
pr1 pr2 pr3
pr4 pr5
pr1 pr2 pr3 pr4 pr5
bufr
GETST
EXEC 14
GETST
GETST
bufln bufr
bufln
bufln
bufr
bufln
bufr bufr
bufln