MC9S12XD256CAL Datasheet, PDF (200/1348 Pages) Freescale Semiconductor, Inc – This specification describes the function of the clocks and reset generator (CRG).

Chapter 6 XGATE (S12XGATEV2)
6.3.1.12 XGATE Register 4 (XGR4)
The XGR4 register (Figure 6-15) provides access to the RISC core’s register 4.
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
R
XGR4
W
Reset 0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Figure 6-15. XGATE Register 4 (XGR4)
Read: In debug mode if unsecured
Write: In debug mode if unsecured
Table 6-12. XGR4 Field Descriptions
Field
Description
15–0
XGATE Register 4 — The RISC core’s register 4
XGR4[15:0]
6.3.1.13 XGATE Register 5 (XGR5)
The XGR5 register (Figure 6-16) provides access to the RISC core’s register 5.
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
R
XGR5
W
Reset 0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Figure 6-16. XGATE Register 5 (XGR5)
Read: In debug mode if unsecured
Write: In debug mode if unsecured
Table 6-13. XGR5 Field Descriptions
Field
Description
15–0
XGATE Register 5 — The RISC core’s register 5
XGR5[15:0]
MC9S12XDP512 Data Sheet, Rev. 2.21
200
Freescale Semiconductor