HD64F3437TF16 Datasheet, PDF (299/752 Pages) Hitachi Semiconductor – 12 V must not be applied to the S-mask model (single-power-supply specification), as this may permanently damage the device.

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
MPB: Multiprocessor bit
Data-sending cycle:
data sent to receiving
processor specified by ID
Figure 12.9 Example of Communication among Processors using Multiprocessor Format
(Sending Data H'AA to Receiving Processor A)
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