Datasheet

Section 7 ROM
Page 202 of 982 REJ09B0465-0300 Rev. 3.00
Sep 17, 2010
H8S/20103, H8S/20203, H8S/20223, H8S/20115, H8S/20215, H8S/20235 Group
• Response H'06 (1 byte): Response to an erasure selection command.
The ACK code is returned upon completion of transferring the erasure-control program.
Error response
H'C8 ERROR
• Error response H'C8 (1 byte): Error response to an erasure selection command
• ERROR (1 byte): Error code
H'54: Selection processing error (processing was not completed because of a transfer error)
(d) Block Erasure
In response to a block erasure command, the boot program erases the data in the specified block.
Command H'58 Size Block
number
SUM
• Command H'58 (1 byte): Block erasure
• Size (1 byte): The number of characters in the block-number field (fixed to 1)
• Block number (1 byte): The number specific to the block to be erased
• SUM (1 byte): Checksum
Response H'06
• Response H'06 (1 byte): Response to a block erasure command.
The ACK code is returned when the specified block has been erased.
Error response
H'D8 ERROR
• Error response H'D8 (1 byte): Error response to a block erasure command
• ERROR (1 byte): Error code
H'11: Checksum error
H'29: Block number error (the specified block number is incorrect)
H'51: Erasure error (an error occurred during erasure)