Datasheet

Section 15 Serial Communication Interface (SCI, IrDA)
Rev. 4.00 Jun 06, 2006 page 431 of 1004
REJ09B0301-0400
Clock
See the section on 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 15.9 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 15.10 shows a sample flowchart for
multiprocessor serial data transmission.
The following procedure should be used for multiprocessor serial data transmission.