R0K572030S000BE Renesas Electronics America, R0K572030S000BE Datasheet - Page 406
R0K572030S000BE
Manufacturer Part Number
R0K572030S000BE
Description
KIT DEV FOR SH7203
Manufacturer
Renesas Electronics America
Series
Renesas Starter Kits (RSK)r
Type
MCUr
Specifications of R0K572030S000BE
Contents
CPU Board, LCD Module, E10A-Lite Emulator, Cable, QuickStart Guide and CD-ROM
Silicon Manufacturer
Renesas
Kit Contents
Board
Silicon Family Name
SH7203
Silicon Core Number
R5S72030W200FP
Tool / Board Applications
General Purpose MCU, MPU, DSP, DSC
Mcu Supported Families
SH7203
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
For Use With/related Products
SH7203
Lead Free Status / Rohs Status
Compliant
- Current page: 406 of 1686
- Download datasheet (10Mb)
Section 9 Bus State Controller (BSC)
9.5.10
Figure 9.47 shows an example of a connection between the LSI and the burst MPX device.
Figures 9.48 to 9.51 show the burst MPX space access timings.
Area 6 can be specified as the address/data multiplex I/O (MPX-I/O) interface using the TYPE2 to
TYPE0 bits in CS6BCR. This MPX-I/O interface enables the LSI to be easily connected to an
external memory controller chip that uses an address/data multiplexed 32-bit single bus. In this
case, the address and the access size for the MPX-I/O interface are output to D25 to D0 and D31
to D29, respectively, in address cycles. For the access sizes of D31 to D29, see the description of
CS6WCR for the burst MPX-I/O in section 9.4.3 (5), Burst MPX-I/O.
Address pins A25 to A0 are used to output normal addresses.
In the burst MPX-I/O interface, the bus size is fixed at 32 bits. The BSZ1 and BSZ0 bits in
CS6BCR must be specified as 32 bits. In the burst MPX-I/O interface, a software wait and
hardware wait using the WAIT pin can be inserted.
In read cycles, a wait cycle is inserted automatically following the address output even if the
software wait insertion is specified as 0.
Rev. 3.00 Sep. 28, 2009 Page 374 of 1650
REJ09B0313-0300
Burst MPX-I/O Interface
This LSI
FRAME
RD/WR
WAIT
CS6
Figure 9.47 Burst MPX Device Connection Example
D31
BS
D0
CS
BS
FRAME
WE
I/O31
I/O0
WAIT
64K × 16-bit
SRAM
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