R0K572030S000BE Renesas Electronics America, R0K572030S000BE Datasheet - Page 837
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: 837 of 1686
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16.3.7
SSTDR is an 8-bit register that stores transmit data. When 8-bit data length is selected by bits
DATS1 and DATS0 in SSCRL, SSTDR0 is valid. When 16-bit data length is selected, SSTDR0
and SSTDR1 are valid. When 32-bit data length is selected, SSTDR0 to SSTDR3 are valid. The
SSTDR that has not been enabled must not be accessed.
When the SSU detects that SSTRSR is empty, it transfers the transmit data written in SSTDR to
SSTRSR and starts serial transmission. If the next transmit data has already been written to
SSTDR during serial transmission, the SSU performs consecutive serial transmission.
Although SSTDR can always be read from or written to by the CPU and DMAC, to achieve
reliable serial transmission, write transmit data to SSTDR after confirming that the TDRE bit in
SSSR is set to 1.
Table 16.3 Correspondence between the DATS Bit Setting and SSTDR
Bit
7 to 0
SSTDR
0
1
2
3
Bit Name
SS Transmit Data Registers 0 to 3 (SSTDR0 to SSTDR3)
Valid
Invalid
Invalid
Invalid
00
Initial value:
Initial
Value
All 0
R/W:
Bit:
R/W
R/W
R/W
7
0
R/W
01
Valid
Valid
Invalid
Invalid
6
0
Description
Serial transmit data
R/W
5
0
Section 16 Synchronous Serial Communication Unit (SSU)
DATS[1:0] (SSCRL[1:0])
R/W
4
0
R/W
3
0
10
Valid
Valid
Valid
Valid
Rev. 3.00 Sep. 28, 2009 Page 805 of 1650
R/W
2
0
R/W
1
0
R/W
11 (Setting Disabled)
Invalid
Invalid
Invalid
Invalid
0
0
REJ09B0313-0300
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