Datasheet

R8C/36C Group 4. Special Function Registers (SFRs)
R01DS0018EJ0110 Rev.1.10 Page 29 of 59
Nov 02, 2010
Table 4.12 SFR Information (12)
(1)
X: Undefined
Note:
1. The blank areas are reserved and cannot be accessed by users.
Table 4.13 ID Code Areas and Option Function Select Area
Notes:
1. The option function select area is allocated in the flash memory, not in the SFRs. Set appropriate values as ROM data by a program.
Do not write additions to the option function select area. If the block including the option function select area is erased, the option function select
area is set to FFh.
When blank products are shipped, the option function select area is set to FFh. It is set to the written value after written by the user.
When factory-programming products are shipped, the value of the option function select area is the value programmed by the user.
2. The ID code areas are allocated in the flash memory, not in the SFRs. Set appropriate values as ROM data by a program.
Do not write additions to the ID code areas. If the block including the ID code areas is erased, the ID code areas are set to FFh.
When blank products are shipped, the ID code areas are set to FFh. They are set to the written value after written by the user.
When factory-programming products are shipped, the value of the ID code areas is the value programmed by the user.
Address Register Symbol After Reset
2CF0h DTC Control Data 22 DTCD22 XXh
2CF1h XXh
2CF2h XXh
2CF3h XXh
2CF4h XXh
2CF5h XXh
2CF6h XXh
2CF7h XXh
2CF8h DTC Control Data 23 DTCD23 XXh
2CF9h XXh
2CFAh XXh
2CFBh XXh
2CFCh XXh
2CFDh XXh
2CFEh XXh
2CFFh XXh
2D00h
:
2FFFh
Address Area Name Symbol After Reset
:
FFDBh Option Function Select Register 2 OFS2 (Note 1)
:
FFDFh ID1 (Note 2)
:
FFE3h ID2 (Note 2)
:
FFEBh ID3 (Note 2)
:
FFEFh ID4 (Note 2)
:
FFF3h ID5 (Note 2)
:
FFF7h ID6 (Note 2)
:
FFFBh ID7 (Note 2)
:
FFFFh Option Function Select Register OFS (Note 1)