R0K572030S000BE Renesas Electronics America, R0K572030S000BE Datasheet - Page 802
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: 802 of 1686
- Download datasheet (10Mb)
Section 15 Serial Communication Interface with FIFO (SCIF)
• Transmitting Serial Data (Asynchronous Mode)
Rev. 3.00 Sep. 28, 2009 Page 770 of 1650
REJ09B0313-0300
Figure 15.4 shows a sample flowchart for serial transmission.
Use the following procedure for serial data transmission after enabling the SCIF for
transmission.
Write transmit data in SCFTDR,
and read 1 from TDFE flag
Read TEND flag in SCFSR
Clear TE bit in SCSCR to 0
Read TDFE flag in SCFSR
and TEND flag in SCFSR,
Clear SPB2DT to 0 and
Figure 15.4 Sample Flowchart for Transmitting Serial Data
All data transmitted?
Start of transmission
End of transmission
set SPB2IO to 1
Break output?
then clear to 0
TEND = 1?
TDFE = 1?
Yes
Yes
Yes
Yes
No
No
No
No
[1]
[2]
[3]
[1] SCIF status check and transmit data
[2] Serial transmission continuation
[3] Break output during serial
In [1] and [2], it is possible to ascertain
the number of data bytes that can be
written from the number of transmit data
bytes in SCFTDR indicated by the upper
8 bits of SCFDR.
write:
Read SCFSR and check that the
TDFE flag is set to 1, then write
transmit data to SCFTDR, and read 1
from the TDFE and TEND flags, then
clear to 0.
be written is 16 - (transmit trigger set
number).
procedure:
To continue serial transmission, read
1 from the TDFE flag to confirm that
writing is possible, then write data to
SCFTDR, and then clear the TDFE
flag to 0.
transmission:
To output a break in serial
transmission, clear the SPB2DT bit to
0 and set the SPB2IO bit to 1 in
SCSPTR, then clear the TE bit in
SCSCR to 0.
The quantity of transmit data that can
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