collapseos/blk/310

CODE PICK EXX, ( protect BC )
    HL POP,
    ( x2 )
    L SLA, H RL,
    SP ADDHLd,
    C (HL) LDrr,
    HL INCd,
    B (HL) LDrr,
    ( check PS range before returning )
    EXDEHL,
    HL PS_ADDR LDdn,
    DE SUBHLd,
    IFC, EXX, lbluflw @ JP, THEN,
    BC PUSH,
EXX, ( unprotect BC ) ;CODE