H8S2245 datasheet(17/818 Pages) RENESAS

No de pièce	H8S2245

Description	Renesas 16-Bit Single-Chip Microcomputer H8S Family / H8S/2200 Series

PDF	818 Pages

Scroll/Zoom	100%

Fabricant	RENESAS [Renesas Technology Corp]

Site Internet	http://www.renesas.com

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17 / 818 page

Rev.3.00 Mar. 26, 2007 Page xvii of xlii

REJ09B0355-0300

Item

Page Revision (See Manual for Details)

12.2.7 Serial Status

417

Bit 7

Transmit Data Register Empty (TDRE)

Note

* added

[Clearing conditions]

• When 0 is written to ...

• When the DTC* is activated by a TXI interrupt and write data

to TDR

Note:

* DTC can clear this bit only when DISEL is 0 with the

transfer counter not being 0.

418

Bit 6

Receive Data Register Full (RDRF)

Note

* added

[Clearing conditions]

• When 0 is written to ...

• When the DTC* is activated by a RXI interrupt and write data

to RDR

Notes: RDR and the RDRF flag are not affected ...

* DTC can clear this bit only when DISEL is 0 with the transfer

counter not being 0.

420

Bit 2

Transmit End (TEND)

Note

* added

[Clearing conditions]

• When 0 is written to ...

• When the DTC* is activated by a TXI interrupt and write data

to TDR

Note:

* DTC can clear this bit only when DISEL is 0 with the

transfer counter not being 0.

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