RX610 Group
26. ROM (Flash Memory for Code Storage)
R01UH0032EJ0120 Rev.1.20
Page 901 of 1006
Feb 20, 2013
(12) Lock Bit Program
In response to a lock bit program command sent from the host, the RX610 writes to a lock bit and locks the specified
block. After completing the lock bit blocking successfully, the RX610 returns a response (06h). If the RX610 has failed
to lock, the RX610 returns an error response (F7h).
Command
77h
Size
Area
Third highest
order address
Second highest
order address
Highest order
address
SUM
Response
06h
Error response
F7h
Error
[Legend]
Size (1 byte):
Total number of bytes in the area, third highest order address, second highest order address,
and highest order address fields (fixed at 4 in the RX610)
Area (1 byte):
Target mat to be locked
01h: User mat
Third highest order address (1 byte):
Third highest order address at the specified block's end address (8 to 15 bits)
Second highest order address (1 byte): Second highest order address at the specified block's end address (16 to 23 bits)
Highest order address (1 byte):
Highest order address at the specified block's end address (24 to 31 bits)
SUM (1 byte):
Checksum
Error (1 byte):
Error code
11h: Checksum error
2Ah: Address error (the specified address is not in the target mat)
53h: Locking cannot be done due to a programming error
(13) Lock Bit Enable
In response to a lock bit enable command sent from the host, the RX610 enables a lock bit.
Command
7Ah
Response
06h
Summary of Contents for RX600 Series
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