HD6417320 RENESAS [Renesas Technology Corp], HD6417320 Datasheet - Page 785

• Manufacturer Part Number: HD6417320
• Description: Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7700 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

(3)
Figure 21.11 shows an example of settings and operation for slave mode transmission.
No.
3
6
1
2
4
5
Transmission in Slave Mode
SIRDAR, SICDAR, and SIFCTR
Transmit SITDR from SIOFTXD
synchronously with SIOFSYNC
Clear the TXE bit in SICTR to 0
Set SIMDR, SISCR, SITDAR,
Set the TXE bit in SICTR to 1
Figure 21.11
TDREQ = 1?
Flow Chart
Set SITDR
Transfer
ended?
Start
End
Yes
Yes
Example of Transmit Operation in Slave Mode
No
No
Set to enable transmission
Set transmit data
Set to disable transmission
Set operating mode, serial clock,
slot positions for transmit/receive
data, slot position for control data,
and FIFO request threshold value
SIOF Settings
Rev. 3.00 Jan. 18, 2008 Page 723 of 1458
Section 21
Issue transmit transfer request
to enable transmission when
frame synchronous signal is
input
End transmission
Transmit
Serial I/O with FIFO (SIOF)
SIOF Operation
REJ09B0033-0300