R0K572030S000BE Renesas Electronics America, R0K572030S000BE Datasheet - Page 344
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: 344 of 1686
- Download datasheet (10Mb)
Section 9 Bus State Controller (BSC)
9.5.5
MPX-I/O Interface
Access timing for the MPX space is shown below. In the MPX space, CS5, AH, RD, and WEn
signals control the accessing. The basic access for the MPX space consists of 2 cycles of address
output followed by an access to a normal space. The bus width for the address output cycle or the
data input/output cycle is fixed to 8 bits or 16 bits. Alternatively, it can be 8 bits or 16 bits
depending on the address to be accessed.
Output of the addresses D15 to D0 or D7 to D0 is performed from cycle Ta2 to cycle Ta3.
Because cycle Ta1 has a high-impedance state, collisions of addresses and data can be avoided
without inserting idle cycles, even in continuous access cycles. Address output is increased to 3
cycles by setting the MPXW bit in CS5WCR to 1.
The RD/WR signal is output at the same time as the CS5 signal; it is high in the read cycle and
low in the write cycle.
The data cycle is the same as that in a normal space access.
Timing charts are shown in figures 9.11 to 9.13.
Rev. 3.00 Sep. 28, 2009 Page 312 of 1650
REJ09B0313-0300
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