h8s-2138 Renesas Electronics Corporation., h8s-2138 Datasheet - Page 192

• Manufacturer Part Number: h8s-2138
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

Section 6 Bus Controller
6.1.2
Figure 6.1 shows a block diagram of the bus controller.
Rev. 4.00 Jun 06, 2006 page 138 of 1004
REJ09B0301-0400
External bus control signals
WAIT
Block Diagram
Figure 6.1 Block Diagram of Bus Controller
Wait controller
Bus controller
Bus arbiter
WSCR
BCR
CPU bus request signal
DTC bus request signal
CPU bus acknowledge signal
DTC bus acknowledge signal
Internal
data bus
Internal
control signals
Bus mode signal