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11.4.8 Flash Common Command Object Register: Low
(FTMRH_FCCOBLO)
The FCCOB is an array of six words addressed via the CCOBIX index found in the
FCCOBIX register. Byte-wide reads and writes are allowed to the FCCOB register.
Address: 1830h base + Bh offset = 183Bh
Bit
7
Read
Write
Reset
0
Field
CCOB
Common Command Object Bit 7:0
Low 8 bits of Common Command Object register
11.4.9 Flash Option Register (FTMRH_FOPT)
The FOPT register is the flash option register.
All bits in the FOPT register are readable but are not writable. In active Background
Debug Mode (BDM), all bits in the FOPT register are readable and writable .
During the reset sequence, the FOPT register is loaded from the flash nonvolatile byte in
the flash configuration field at global address 0x040F located in flash memory as
indicated by reset condition.
Address: 1830h base + Ch offset = 183Ch
Bit
7
Read
Write
Reset
x*
* Notes:
•
x = Undefined at reset.
Field
NV
Nonvolatile Bits
NXP Semiconductors
6
5
0
0
FTMRH_FCCOBLO field descriptions
6
5
x*
x*
FTMRH_FOPT field descriptions
MC9S08SU16 Reference Manual, Rev. 5, 4/2017
Chapter 11 Flash Memory Module (FTMRH)
4
3
CCOB
0
0
Description
4
3
NV
x*
x*
Description
2
1
0
0
2
1
x*
x*
0
0
0
x*
187
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