r4f2426 Renesas Electronics Corporation., r4f2426 Datasheet - Page 1109

• Manufacturer Part Number: r4f2426
• Description: 16-bit Single-chip Microcomputer H8s Family / H8s/2400 Series
• Manufacturer: Renesas Electronics Corporation.

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The boot program will transfer the erasing program, and erase the user MATs. On completion of
this erasure, ACK will be returned and the programming/erasing state will be entered.
The host should select the device code, clock mode, and new bit rate with device selection, clock-
mode selection, and new bit-rate selection commands, and then send the command for the
transition to programming/erasing state. These procedures should be carried out before sending of
the programming selection command or program data.
• Command, H'40, (one byte): Transition to programming/erasing state
• Response, H'06, (one byte): Response to transition to programming/erasing state
• Error code, H'51, (one byte): Erasing error
Command
Response
Error Response
The boot program will send ACK when the user MAT has been erased by the transferred
erasing program.
An error occurred and erasure was not completed.
Transition to Programming/Erasing State
H'40
H'06
H'C0
H'51
Rev. 1.00 Sep. 19, 2008 Page 1081 of 1270
Section 21 Flash Memory
REJ09B0466-0100