6510/65816 Addressing mode: Relative -- r

 (BCC,BCS,BEQ,BMI,BNE,BPL,BRA,BVC,BVS)
 (2 bytes)  (2,3 and 4 cycles)

    +---------------+------------------+-----------------------+----------+
    |     Cycle     |   Address Bus    |       Data Bus        |Read/Write|
    +---------------+------------------+-----------------------+----------+
    |           1   |  PBR,PC          | Op Code               |    R     |
    |           2   |  PBR,PC+1        | Offset                |    R     |
    |       (5) 2a  |  PBR,PC+2        | Internal Operation    |    R     |
    |       (6) 2b  |  PBR,PC+2+OFF    | Internal Operation    |    R     |
    |           1   |  PBR,NewPC       | New Op Code           |    R     |
    +---------------+------------------+-----------------------+----------+
    (5) Add 1 cycle if branch is taken.
    (6) Add 1 cycle if branch is taken across page boundaries in 6502
        emulation mode (E=1).

    See also: Abbreviations