Renesas RX Series User Manual

R01UH0823EJ0100 Rev.1.00 Page 1729 of 1823
Jul 31, 2019
RX23W Group 50. Flash Memory (FLASH)
Error (1 byte): Error code
11h: SUM error
2Ah: Address error (specified address is not in the area)
53h: Program error (access window cannot be set)
50.10.9.7 Access Window Read
This command is used to check the set range of the access window.
When the MCU successfully obtains the access window range, the MCU sends the access window start address and end
address that it read. If the SUM of the received command does not match, the MCU sends an error response.
Access window start address LH (1 byte): Start address of the access window range (A15 to A8)
Access window start address HL (1 byte): Start address of the access window range (A23 to A16)
Access window end address LH (1 byte): End address of the access window range (A15 to A8)
Access window end address HL (1 byte): End address of the access window range (A23 to A16)
SUM (1 byte): Value that is calculated so the sum of response data is 00h
Error (1 byte): Error code
11h: SUM error
Response 06h
Error response F4h Error
Command 73h 01h FFh 8Dh
Response 73h 05h
Access window
start address
LH
Access window
start address
HL
Access window
end address
LH
Access window
end address
HL
FFh
SUM
Error response F3h Error

Renesas RX Series Specifications

General

Brand	Renesas
Model	RX Series
Category	Microcontrollers
Language	English