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(d) Command and Data
The master sends commands and sends/receives data to the slave selected by sending the address.
8-bit data following the command signal is defined as a command. 8-bit data without the command signal
is defined as data. How to use the command and data can be determined depending on the communication
specifications.
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350
CHAPTER 16 SERIAL INTERFACE CHANNEL 0 ( µ PD78014Y Subseries)
Figure 16-18. Command
1
SCK0
SB0 (SB1)
Command Signal
Figure 16-19. Data
1
SCK0
SB0 (SB1)
2
3
4
5
6
C7
C6
C5
C4
C3
C2
Command
2
3
4
5
6
D7
D6
D5
D4
D3
D2
Data
7
8
C1
C0
7
8
D1
D0
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