HD6432345 Datasheet, PDF (467/907 Pages) Hitachi Semiconductor – H8S/2345 F-ZTAT Hardware Manual

Transmitting
station
Serial transmission line
Receiving
station A
(ID= 01)
Receiving
station B
(ID= 02)
Receiving
station C
(ID= 03)
Receiving
station D
(ID= 04)
Serial
data
H'01
(MPB= 1)
H'AA
(MPB= 0)
ID transmission cycle=
receiving station
specification
Data transmission cycle=
Data transmission to
receiving station specified by ID
Legend
MPB: Multiprocessor bit
Figure 12.9 Example of Inter-Processor Communication Using Multiprocessor Format
(Transmission of Data H'AA to Receiving Station A)
Data Transfer Operations:
• Multiprocessor serial data transmission
Figure 12.10 shows a sample flowchart for multiprocessor serial data transmission.
The following procedure should be used for multiprocessor serial data transmission.
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