r5s72060w200fpv Renesas Electronics Corporation., r5s72060w200fpv Datasheet - Page 798

• Manufacturer Part Number: r5s72060w200fpv
• Description: 32-bit Risc Microcomputer Superhtm Risc Engine Family / Sh7200 Series
• Manufacturer: Renesas Electronics Corporation.

Section 15 Serial Communication Interface with FIFO (SCIF)
• Transmitting Serial Data (Clocked Synchronous Mode)
Figure 15.13 shows a sample flowchart for transmitting serial data.
Use the following procedure for serial data transmission after enabling the SCIF for transmission.
Rev. 2.00 Dec. 09, 2005 Page 774 of 1152
REJ09B0191-0200
Write transmit data to SCFTDR
Clear TE bit in SCSCR to 0
Read TEND flag in SCFSR
Read TDFE flag in SCFSR
Figure 15.13 Sample Flowchart for Transmitting Serial Data
and clear TDFE flag
All data transmitted?
Start of transmission
End of transmission
in SCFSR to 0
TEND = 1?
TDFE = 1?
Yes
Yes
Yes
[1]
No
No
No
[2]
[1] SCIF status check and transmit data
[2] Serial transmission continuation
write:
TDFE flag is set to 1, then write
transmit data to SCFTDR, and clear
the TDFE flag to 0.
procedeure:
1 from the TDFE flag to confirm that
writing is possible, them write data to
SCFTDR, and then clear the TDFE
flag to 0.
Read SCFSR and check that the
To continue serial transmission, read