BBR4 Branch to Address if bit 4 is clear in indicated address location BBR4 4510 Versions: Operation: PC <- [PC + R8] N V - B D I Z C . . . . . . . . +----------------+-----------------------+---------+---------+----------+ | Addressing Mode| Assembly Language Form| OP CODE |No. Bytes|No. Cycles| +----------------+-----------------------+---------+---------+----------+ | ZeroPage,Rel | BBR4 $FF,$RR | $4F | 3 | 4br | +----------------+-----------------------+---------+---------+----------+ b Add 1 if branch is taken Add 1 if branch taken crosses a page boundary r Add 1 if clock speed is at 40 MHz