HD6473032F16 Datasheet, PDF (504/847 Pages) Renesas Technology Corp – Hardware Manual Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Series

Section 13 Serial Communication Interface
Communication Formats: Four formats are available. Parity-bit settings are ignored when a
multiprocessor format is selected. For details see table 13.10.
Clock: See the description of asynchronous mode.
Transmitting
processor
Receiving
processor A
(ID = 01)
Serial communication line
Receiving
processor B
(ID = 02)
Receiving
processor C
(ID = 03)
Receiving
processor D
(ID = 04)
Serial data
H'01
(MPB = 1)
H'AA
(MPB = 0)
ID-sending cycle: receiving
processor address
Legend:
MPB: Multiprocessor bit
Data-sending cycle:
data sent to receiving
processor specified by ID
Figure 13.9 Example of Communication among Processors using Multiprocessor Format
(Sending Data H'AA to Receiving Processor A)
Rev. 3.00 Mar 21, 2006 page 474 of 814
REJ09B0302-0300