H8SLASH3028F datasheet(522/923 Pages) RENESAS

Part #	H8/3028F

Description	Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Series

PDF	923 Pages

Scroll/Zoom	100%

Manufacturer	RENESAS [Renesas Technology Corp]

Direct Link	http://www.renesas.com

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522 / 923 page

Rev. 2.00, 09/03, page 492 of 890

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.

(ID=04)

(ID=01)

(ID=02)

(ID=03)

Transmitting

processor

Receiving

processor B

Receiving

processor A

Receiving

processor C

Receiving

processor D

H'01

(MPB=1)

Serial data

H'AA

(MPB=0)

Serial communication line

ID-sending cycle:

receiving processor address

Data-sending cycle:

data sent to receiving processor

specified by ID

Legend

MPB : Multiprocessor bit

Figure 13.9 Example of Communication among Processors using Multiprocessor Format

(Sending Data H'AA to Receiving Processor A)

Transmitting and Receiving Data

Transmitting Multiprocessor Serial Data: Figure 13.10 shows a sample flowchart for

transmitting multiprocessor serial data and indicates the procedure to follow.

H8/3028F Datasheet(PDF) 522 Page - Renesas Technology Corp