r5s77631ay266bgv Renesas Electronics Corporation., r5s77631ay266bgv Datasheet - Page 1297

• Manufacturer Part Number: r5s77631ay266bgv
• Description: Renesas 32-bit Risc Microcomputer Superhtm Risc Engine Family Sh-4a Series
• Manufacturer: Renesas Electronics Corporation.

(3)
Figure 29.11 shows an example of settings and operation for slave mode transmission.
No.
1
2
3
4
5
6
Transmission in Slave Mode
synchronously with SIOF_SYNC
Transmit SITDR from SIOFTXD
Clear the TXE bit in SICTR to 0
SICDAR, SITCR, and SIFCTR
Set SIMDR, SISCR, SITDAR,
Set the TXE bit in SICTR to 1
Figure 29.11 Example of Transmit Operation in Slave Mode
TDREQ = 1?
Flow Chart
Set SITDR
Transfer
ended?
Start
End
Yes
Yes
No
No
Set operating mode, serial clock,
slot positions for transmit data,
slot position for control data,
control data, and FIFO request
threshold value
Set to enable transmission
Set transmit data
Set to disable transmission
SIOF Settings
Rev. 1.00 Oct. 01, 2007 Page 1231 of 1956
Section 29 Serial I/O with FIFO (SIOF)
Issue transmit transfer request
to enable transmission when
frame synchronous signal is
input
Transmit
End transmission
SIOF Operation
REJ09B0256-0100