MC9S12XS128MAL Datasheet, PDF (252/738 Pages) Freescale Semiconductor, Inc – HCS12 Microcontrollers

S12XE Clocks and Reset Generator (S12XECRGV1)
Table 8-13. COP Watchdog Rates⁽¹⁾
CR2
CR1
CR0
OSCCLK
Cycles to Timeout
1
1
1
2 ²⁴
1. OSCCLK cycles are referenced from the previous COP time-out reset
(writing $55/$AA to the ARMCOP register)
8.3.2.10
Reserved Register (FORBYP)
NOTE
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 S12XECRG’s functionality.
Module Base + 0x0009
7
6
5
4
3
2
1
0
R
0
0
0
0
0
0
0
0
W
Reset
0
0
0
0
0
0
0
0
= Unimplemented or Reserved
Figure 8-12. Reserved Register (FORBYP)
Read: Always read $00 except in special modes
Write: Only in special modes
8.3.2.11
Reserved Register (CTCTL)
NOTE
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 S12XECRG’s functionality.
Module Base + 0x000A
7
6
5
4
3
2
1
0
R
0
0
0
0
0
0
0
0
W
Reset
0
0
0
0
0
0
0
0
= Unimplemented or Reserved
Figure 8-13. Reserved Register (CTCTL)
Read: Always read $00 except in special modes
S12XS Family Reference Manual, Rev. 1.13
252
Freescale Semiconductor