RZ/A1L Group, RZ/A1LU Group, RZ/A1LC Group
17.2
Block Diagram
Figure 17.1 shows a block diagram of this module for one channel.
SPBMO0/SPBIO00
SPBMI0/SPBIO10
SPBIO20
SPBIO30
SPBMO1/SPBIO01
SPBMI1/SPBIO11
SPBIO21
SPBIO31
SPBSSL
SPBCLK
Figure 17.1
Block Diagram
R01UH0437EJ0600 Rev.6.00
Jan 29, 2021
Bus interface
Transmit data
Read cache
buffer
Transmit data
Receive data
shift register
shift register
Selector
Internal bus
Control register
Module data bus
Transmission/
reception
control
17. SPI Multi I/O Bus Controller
B f
Baud rate
generator
Note: * RZ/A1LU only
17-2