p2125vps20 Renesas Electronics Corporation., p2125vps20 Datasheet - Page 582

• Manufacturer Part Number: p2125vps20
• Description: 16-bit Single-chip Microcomputer H8s Family / H8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

Section 19 Flash Memory (0.18-µm F-ZTAT Version)
Error Response
• Error response, H'CC (1 byte): Error response to blank check for user boot MATs
• Error code, H'52 (1 byte): Erasure incomplete error
(15) User MAT Blank Check
The boot program will check whether or not all user MATs are blank and return the result in
response to the user MAT blank check command.
Command
• Command, H'4D (1 byte): Blank check for user MATs
Response
• Response, H'06 (1 byte): Response to blank check for user MATs.
Error Response
• Error response, H'CD (1 byte): Error response to blank check for user MATs
• Error code, H'52 (1 byte): Erasure incomplete error
(16) Boot Program State Inquiry
The boot program will return indications of its present state and error condition in response to the
boot program state inquiry command. This inquiry can be made in either the inquiry/selection state
or the programming/erasing state.
Command
• Command, H'4F (1 byte): Inquiry regarding boot program’s state
Response
• Response, H'5F (1 byte): Response to boot program state inquiry
• Size (1 byte): The number of characters. Fixed at 2.
• Status (1 byte): State of the standard boot program
• ERROR (1 byte): Error status
• SUM (1 byte): Checksum
Rev. 1.00 Sep. 21, 2006 Page 544 of 658
REJ09B0310-0100
If all user MATs are blank (H'FF), the boot program will return ACK.
ERROR = 0 indicates normal operation.
ERROR = 1 indicates error has occurred.
H'CC
H'4D
H'06
H'CD
H'4F
H'5F
Size
H'52
H'52
Status
ERROR
SUM