r5s72060w200fpv Renesas Electronics Corporation., r5s72060w200fpv Datasheet - Page 225

• Manufacturer Part Number: r5s72060w200fpv
• Description: 32-bit Risc Microcomputer Superhtm Risc Engine Family / Sh7200 Series
• Manufacturer: Renesas Electronics Corporation.

Figure 8.1 shows a block diagram of the BSC.
CS0 to CS8
MD2, MD0
REFOUT
[Legend]
CMNCR:
CSnWCR:
CSnBCR:
SDCR:
RTCSR:
RTCNT:
RTCOR:
A25 to A0,
D31 to D0
BS, RD/WR,
RD, WE3 to WE0,
RASU, RASL,
CASU, CASL
CKE, DQMxx, AH,
FRAME,
CE2A, CE2B
Common control register
CSn space wait control register (n = 0 to 8)
CSn space bus control register (n = 0 to 8)
SDRAM control register
Refresh timer control/status register
Refresh timer counter
Refresh time constant register
BREQ
BACK
WAIT
Figure 8.1 Block Diagram of BSC
mastership
controller
controller
controller
controller
controller
Refresh
Memory
Area
Wait
Bus
Comparator
CS0WCR
Rev. 2.00 Dec. 09, 2005 Page 201 of 1152
CS0BCR
CMNCR
CS8WCR
CS8BCR
RTCOR
RTCSR
RTCNT
SDCR
Section 8 Bus State Controller (BSC)
BSC
REJ09B0191-0200