==== GA: Sorgelig formula ====
GA instruction-timing formula (compteur1MHz is 4MHz mod 4):
--Sorgelig formula : .wait_n((phase == 0) | (IORQ_n & MREQ_n) | no_wait)
if compteur1MHz > 0 and (IO_REQ_R='1' or IO_REQ_W='1' or MEM_RD='1' or MEM_WR='1') then