HD64F2168 Datasheet, PDF (143/874 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer

External bus control signals
WAIT
Bus
controller
BCR BCR2
WSCR WSCR2
Wait
controller
Internal control signals
Bus mode signal
Bus arbiter
CPU bus request signal
DTC bus request signal
CPU bus acknowledge signal
DTC bus acknowledge signal
[Legend]
BCR: Bus control register
BCR2: Bus control register 2
WSCR: Wait state control register
WSCR2: Wait state control register 2
Figure 6.1 Block Diagram of Bus Controller
Rev. 3.00, 03/04, page 103 of 830