Renesas RL78/G13 - Page 6

RL78/G13 Handshake-based SPI Master Transmission/Reception
R01AN6883EJ0100 Rev.1.00 Page 6 of 38
June.15.23
Figure 1-3 Timing chart for status check commands
SI00
SCK00
SO00
INTCSI00
CS1 / CS2
BUSY
Slave Selection
00H:
Status Confirmation
48H
Status transmission
from the slave
Send/receive
completed
08H
Master-side operation
Slave-side operation
FFH: Dummy FFH: Dummy
Send/receive
completed
Send/receive
completed
Figure 1-4 Timing chart of commands sent and received
SI00
SCK00
SO00
INTCSI00
CS1 / CS2
BUSY
Slave Selection
Send/receive
commands
Status transmission
from the slave
Send/receive
completed
Master-side operation
Slave-
side operation
Send/receive
completed
Send/receive
completed
1st received data
Final received data
Final transmission data
1st transmission data