@ Push '42' onto heap[32]-heap[33].
SSSTSTSTSN      | PUSH 42 (pattern)
SSSTSSSSSN      | PUSH 32 (address)
SSSTN           | PUSH 1 (count)
NSTTTSSSN       | JSR > 11000 (memset)

@ Print heap[32]-heap[33]
SSSTSSSSTN      | PUSH 33 (end address)
SSSTSSSSSN      | PUSH 32 (start address)
NSTTTTSSSN      | JSR > 111000 (dump heap)

NNN             | DIE

#include <heap.pvvs>
#include <debug.pvvs>