
Chapter 10 XGATE (S12XGATEV3)
MC9S12XE-Family Reference Manual , Rev. 1.07
366
Freescale Semiconductor
10.3.1.7
XGATE Vector Base Address Register (XGVBR)
The Vector Base Address Register (
Figure 10-9
) determines the location of the XGATE vector block (see
Section Figure 10-23., “XGATE Vector Block
).
Read: Anytime
Write: Only if XGATE requests are disabled (XGE = 0) and idle (XGCHID = $00))
Module Base +0x0006
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
0
R
W
XGVBR[15:1]
Reset
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
= Unimplemented or Reserved
Figure 10-9. XGATE Vector Base Address Register (XGVBR)
Table 10-8. XGVBR Field Descriptions
Field
Description
15–1
XBVBR[15:1]
Vector Base Address
— The XGVBR register holds the start address of the vector block in the XGATE
memory map.