HD6413003RVF RENESAS [Renesas Technology Corp], HD6413003RVF Datasheet - Page 120

• Manufacturer Part Number: HD6413003RVF
• Description: microcontroller (MCU)
• Manufacturer: RENESAS [Renesas Technology Corp]

6.1.2 Block Diagram
Figure 6-1 shows a block diagram of the bus controller.
CPU bus request signal
DMAC bus request signal
Refresh controller bus request signal
CPU bus acknowledge signal
DMAC bus acknowledge signal
Refresh controller bus acknowledge signal
Legend
ABWCR:
ASTCR:
WCER:
WCR:
BRCR:
Internal
address bus
WAIT
Bus width control register
Access state control register
Wait state controller enable register
Wait control register
Bus release control register
Internal signals
decoder
Area
Figure 6-1 Block Diagram of Bus Controller
CS to
0
CS
7
Bus control
Bus arbiter
Wait-state
controller
circuit
102
ABWCR
ASTCR
WCER
BRCR
WCR
BACK
BREQ
Bus mode control signal
Bus size control signal
Access state control signal
Wait request signal
Internal signals