r4f2426 Renesas Electronics Corporation., r4f2426 Datasheet - Page 1049

• Manufacturer Part Number: r4f2426
• Description: 16-bit Single-chip Microcomputer H8s Family / H8s/2400 Series
• Manufacturer: Renesas Electronics Corporation.

Figure 19.5 (3) Example of Transmission Operation (SSU Mode) When 24-Bit Data Length
When 32-Bit Data Length is Selected (SSTDR0, SSTDR1, SSTDR2 and SSTDR3 are Valid)
is Selected (SSTDR0, SSTDR1, and SSTDR2 are Valid) with CPOS = 0 and CPHS = 0
User operation
LSI operation
Figure 19.5 (4) Example of Transmission Operation (SSU Mode)
(MSB first)
(LSB first)
SSCK
TDRE
TEND
User operation
SCS
SSO
SSO
LSI operation
(MSB first)
(LSB first)
SSCK
TDRE
TEND
SCS
SSO
SSO
Data written to SSTDR0, SSTDR1, and SSTDR2
Data written to SSTDR0, SSTDR1, SSTDR2 and SSTDR3
with CPOS = 0 and CPHS = 0
Bit
Bit
0
7
Bit
Bit
Bit
Bit
0
7
1
6
SSTDR3
SSTDR2
SSTDR0
SSTDR0
to
to
to
to
Bit
Bit
Bit
Bit
7
0
6
1
Bit
Bit
Bit
Bit
0
7
Section 19 Synchronous Serial Communication Unit (SSU)
7
0
SSTDR2
SSTDR1
Bit
Bit
to
to
0
7
TXI interrupt generated TEI interrupt generated
TXI interrupt generated
1 frame
1 frame
Bit
Bit
7
0
Bit
Bit
1
6
SSTDR1
SSTDR1
Bit
Bit
0
7
to
to
SSTDR1
SSTDR2
to
to
Bit
Bit
6
1
Rev. 1.00 Sep. 19, 2008 Page 1021 of 1270
Bit
Bit
7
Bit
Bit
0
7
0
Bit
Bit
0
7
Bit
Bit
0
7
SSTDR0
SSTDR3
to
to
Bit
Bit
1
6
SSTDR0
SSTDR2
Bit
Bit
TEI interrupt generated
7
0
to
to
Bit
Bit
6
1
Bit
Bit
7
0
REJ09B0466-0100