R5F72115D160FPV datasheet(980/1228 Pages) RENESAS

980 / 1228 page

Section 21 Flash Memory

Rev. 2.00 May. 08, 2008 Page 956 of 1200

REJ09B0344-0200

• Response H'31 (1 byte): Response to the inquiry on clock modes

• Size (1 byte): The total length of the number of modes and mode data fields. (fixed at 1)

• Mode (1 byte): Selectable clock mode

• SUM (1 byte): Checksum

(d)

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

• Command H'11 (1 byte): Clock mode selection

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

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

• SUM (1 byte): Checksum

Response

H'06

• Response H'06 (1 byte): Response to clock mode selection

This is the ACK code and is returned when the specified clock-mode matches one of the

available clock modes.

Error

response

H'91

ERROR

• Error response H'91 (1 byte): Error response to clock mode selection

• ERROR (1 byte): Error code

H'11: Sum-check error

H'21: Non-matching clock mode

R5F72115D160FPV Datasheet(PDF) 980 Page - Renesas Technology Corp