R0K572030S000BE Renesas Electronics America, R0K572030S000BE Datasheet - Page 838
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: 838 of 1686
- Download datasheet (10Mb)
Section 16 Synchronous Serial Communication Unit (SSU)
16.3.8
SSRDR is an 8-bit register that stores receive data. When 8-bit data length is selected by bits
DATS1 and DATS0 in SSCRL, SSRDR0 is valid. When 16-bit data length is selected, SSRDR0
and SSRDR1 are valid. When 32-bit data length is selected, SSRDR0 to SSRDR3 are valid. The
SSRDR that has not been enabled must not be accessed.
When the SSU has received 1-byte data, it transfers the received serial data from SSTRSR to
SSRDR where it is stored. After this, SSTRSR is ready for reception. Since SSTRSR and SSRDR
function as a double buffer in this way, consecutive receive operations can be performed.
Read SSRDR after confirming that the RDRF bit in SSSR is set to 1.
SSRDR is a read-only register, therefore, cannot be written to by the CPU.
Table 16.4 Correspondence between DATS Bit Setting and SSRDR
Rev. 3.00 Sep. 28, 2009 Page 806 of 1650
REJ09B0313-0300
Bit
7 to 0
SSRDR
0
1
2
3
Bit Name
SS Receive Data Registers 0 to 3 (SSRDR0 to SSRDR3)
00
Valid
Invalid
Invalid
Invalid
Initial value:
Initial
Value
All 0
R/W:
Bit:
R/W
R
R
7
0
01
Valid
Valid
Invalid
Invalid
R
6
0
Description
Serial receive data
R
5
0
DATS[1:0] (SSCRL[1:0])
R
4
0
R
3
0
10
Valid
Valid
Valid
Valid
R
2
0
R
1
0
11 (Setting Disabled)
Invalid
Invalid
Invalid
Invalid
R
0
0
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