R0K572030S000BE Renesas Electronics America, R0K572030S000BE Datasheet - Page 944
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: 944 of 1686
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Section 18 Serial Sound Interface (SSI)
18.5
18.5.1
If an underflow or overflow occurs while the DMA is in operation, the module should be restarted.
The transmit and receive buffers in the SSI consists of 32-bit registers that share the L and R
channels. Therefore, data to be transmitted and received at the L channel may sometimes be
transmitted and received at the R channel if an underflow or overflow occurs, for example, under
the following condition: the control register (SSICR) has a 32-bit setting for both data word length
(DWL2 to DWL0) and system word length (SWL2 to SWL0).
If an error occurrence is confirmed with two types of error interrupts (underflow, overflow) or the
corresponding error status flag (the bits UIRQ, OIRQ in SSISR), write 0 to the EN and DMEN bit
in SSICR to disable DMA transfer requests in this module, thus stopping the operation. (In this
case, the direct memory access controller setting should also be stopped.) After this, write 0 to the
error status flag bit to clear the error status, set the direct memory access controller again and
restart the transfer.
Rev. 3.00 Sep. 28, 2009 Page 912 of 1650
REJ09B0313-0300
Usage Notes
Limitations from Underflow or Overflow during DMA Operation
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