SH7080 Datasheet, PDF(1348/1644 Page) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperH™ RISC engine Family

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SH7080 Datasheet, PDF (1348/1644 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperH™ RISC engine Family

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Section 23 Flash Memory

ï£§ Response H'31 (1 byte): Response to the inquiry on clock modes

ï£§ Size (1 byte): The total length of the number of modes and mode data fields.

ï£§ Mode (1 byte): Selectable clock mode (example: H'01 denotes clock mode 1)

ï£§ SUM (1 byte): Checksum

(4) Clock-mode selection

In response to the clock-mode selection command, the boot program sets the specified clock

mode. The boot program will return the information on the selected clock mode in response to

subsequent inquiries.

Command H'11

Size

Mode

SUM

ï£§ Command H'11 (1 byte): Clock mode selection

ï£§ Size (1 byte): Number of characters in the clock-mode field (fixed at 1)

ï£§ Mode (1 byte): A clock mode returned in response to the inquiry on clock modes

ï£§ SUM (1 byte): Checksum

Response

H'06

ï£§ Response H'06 (1 byte): Response to clock mode selection

The ACK code is returned when the specified clock-mode matches one of the available

clock modes.

Error

response

H'91

ERROR

ï£§ Error response H'91 (1 byte): Error response to clock mode selection

ï£§ ERROR (1 byte): Error code

H'11: Sum-check error

H'22: Non-matching clock mode

Rev. 3.00 May 17, 2007 Page 1290 of 1582

REJ09B0181-0300

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