; ( bitmask byte-addr -- ) ; MCU ; toggle bits set in bitmask on byte at addr VE_BM_TOGGLE: .dw $ff09 .db "bm-toggle",0 .dw VE_HEAD .set VE_HEAD = VE_BM_TOGGLE XT_BM_TOGGLE: .dw PFA_BM_TOGGLE PFA_BM_TOGGLE: movw zl, tosl loadtos ld temp0, Z eor temp0, tosl st Z, temp0 loadtos jmp_ DO_NEXT