SH7619 Datasheet, PDF (509/836 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7619 Series

Section 16 Serial I/O with FIFO (SIOF)
Bit Bit Name
11 to 9 
Initial
Value
All 0
8
SS0E
0
7, 6 
All 0
5
SSAST1 0
4
SSAST0 0
3, 2 
All 0
R/W
R
R/W
R
R/W
R/W
R
Description
Reserved
These bits are always read as 0. The write value should
always be 0.
Slave Device 0 (SS0) Enable
0: Not select slave device 0.
1: Selects slave device 0.
Reserved
These bits are always read as 0. The write value should
always be 0.
Setting of SS Assert
Set the setup timing of the SS for the SCK.
• CPHA = 0
(Unit: SCK clock)
SSAST[1:0]
SS Setup
SS Hold
00
0.5 clock
0 clock
01
1 clock
0.5 clock
10
1.5 clock
1 clock
11
2 clock
1.5 clock
• CPHA = 1
(Unit: SCK clock)
SSAST[1:0]
00
01
10
11
SS Setup
0 clock
0.5 clock
1 clock
1.5 clock
SS Hold
0.5 clock
1 clock
1.5 clock
2 clock
Reserved
These bits are always read as 0. The write value should
always be 0.
Rev. 5.00 Mar. 15, 2007 Page 471 of 794
REJ09B0237-0500