mc9s12xd256 Freescale Semiconductor, Inc, mc9s12xd256 Datasheet - Page 96

• Manufacturer Part Number: mc9s12xd256
• Description: Hcs12x Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

Chapter 2 Clocks and Reset Generator (S12CRGV6)
2.3.2.10
Read: Always read 0x_00 except in special modes
Write: Only in special modes
2.3.2.11
Read: always read 0x_80 except in special modes
Write: only in special modes
96
Reset
Reset
W
W
R
R
Reserved Register (FORBYP)
Reserved Register (CTCTL)
0
0
1
0
7
7
This reserved register is designed for factory test purposes only, and is not
intended for general user access. Writing to this register when in special
modes can alter the CRG’s functionality.
This reserved register is designed for factory test purposes only, and is not
intended for general user access. Writing to this register when in special test
modes can alter the CRG’s functionality.
= Unimplemented or Reserved
= Unimplemented or Reserved
0
0
0
0
6
6
Figure 2-13. Reserved Register (FORBYP)
Figure 2-14. Reserved Register (CTCTL)
MC9S12XDP512 Data Sheet, Rev. 2.17
0
0
0
0
5
5
NOTE
NOTE
0
0
0
0
4
4
0
0
0
0
3
3
0
0
0
0
2
2
Freescale Semiconductor
0
0
0
0
1
1
0
0
0
0
0
0