Datasheet

Section 14 Serial Communication Interface (SCI)
Rev.6.00 Sep. 27, 2007 Page 640 of 1268
REJ09B0220-0600
Clock
See section 14.3.2, Operation in Asynchronous Mode.
Transmitting
station
Receiving
station A
(ID= 01)
Receiving
station B
(ID= 02)
Receiving
station C
(ID= 03)
Receiving
station D
(ID= 04)
Serial communication line
Serial
data
ID transmission cycle=
receiving station
specification
Data transmission cycle=
Data transmission to
receiving station specified by ID
(MPB= 1) (MPB= 0)
H'01
H'AA
Legend:
MPB: Multiprocessor bit
Figure 14.9 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 14.10 shows a sample flowchart for
multiprocessor serial data transmission.
The following procedure should be used for multiprocessor serial data transmission.