r5f21368sdfp Renesas Electronics Corporation., r5f21368sdfp Datasheet - Page 680

• Manufacturer Part Number: r5f21368sdfp
• Description: Renesas Mcu R8c Family / R8c/3xt-a Series
• Manufacturer: Renesas Electronics Corporation.

Under development
R8C/36T-A Group
R01UH0240EJ0001 Rev.0.01
Apr 28, 2011
26.5.8
Table 26.7
Note:
1. When FFh is written in the second bus cycle of these commands, the MCU enters read array mode. At the
FST5
FST Register Status
If an error occurs, bits FST4 and FST5 in the FST register are set to 1, indicating the occurrence of an error. The
execution result can be confirmed by checking these status bits (full status check).
Table 26.7 lists the Errors and FST Register Status. Figure 26.16 shows the Full Status Check and Handling
Procedure for Individual Errors.
same time, the command code written in the first bus cycle is invalid.
1
1
0
Full Status Check
Preliminary document
Specifications in this document are tentative and subject to change.
Errors and FST Register Status
FST4
1
0
1
Command sequence error
Erase error
Blank check error
Program error/
lock bit program error
Error
• When a command is not written correctly.
• When data other than valid data (i.e., D0h or FFh)
• The erase command is executed during suspend
• The command is executed to the block during
When the block erase command is executed, but
auto-erasure does not complete correctly.
When the block blank check command is executed
and data other than blank data FFh is read.
When the program command is executed, but auto-
programming does not complete correctly.
is written in the second bus cycle of the block erase
command.
suspend
Error Occurrence Condition
(1)
26. Flash Memory
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