R5S72011 RENESAS [Renesas Technology Corp], R5S72011 Datasheet - Page 725

• Manufacturer Part Number: R5S72011
• Description: 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7200 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Bit
5, 4
3
2
1
Bit Name
TTRG[1:0]

TFRST
RFRST
Initial
Value
00
0
0
0
R/W
R/W
R
R/W
R/W
Description
Transmit FIFO Data Trigger
Set the quantity of remaining transmit data which sets
the transmit FIFO data register empty (TDFE) flag in the
serial status register (SCFSR). The TDFE flag is set to
1 when the quantity of transmit data in the transmit
FIFO data register (SCFTDR) becomes less than the
set trigger number shown below.
00: 8 (8)*
01: 4 (12)*
10: 2 (14)*
11: 0 (16)*
Note: * Values in parentheses mean the number of
Reserved
This bit is always read as 0. The write value should
always be 0.
Transmit FIFO Data Register Reset
Disables the transmit data in the transmit FIFO data
register and resets the data to the empty state.
0: Reset operation disabled*
1: Reset operation enabled
Note: * Reset operation is executed by a power-on
Receive FIFO Data Register Reset
Disables the receive data in the receive FIFO data
register and resets the data to the empty state.
0: Reset operation disabled*
1: Reset operation enabled
Note: * Reset operation is executed by a power-on
Section 16 Serial Communication Interface with FIFO (SCIF)
empty bytes in SCFTDR when the TDFE flag is
set to 1.
reset.
reset.
Rev. 2.00 Sep. 07, 2007 Page 697 of 1164
REJ09B0321-0200