Motorola MPC533 Reference Manual page 929

Bits Mnemonic
0:2 CTA Compare type of comparator A
3:5 CTB Compare type of comparator B
6:8 CTC Compare type of comparator C
9:11 CTD Compare type of comparator D
12:13 IWP0 I-bus 1st watchpoint
programming
14:15 W1 I-bus 2nd watchpoint
programming
16:17 IWP2 I-bus 3rd watchpoint
programming
18:19 IWP3 I-bus 4th watchpoint
programming
20 SIWP0EN Software trap enable selection of
the 1st I-bus watchpoint
21 SIWP1EN Software trap enable selection of
the 2nd I-bus watchpoint
22 SIWP2EN Software trap enable selection of
the 3rd I-bus watchpoint
23 SIWP3EN Software trap enable selection of
the 4th I-bus watchpoint
24 DIWP0EN Development port trap enable
selection of the 1st I-bus
watchpoint (read only bit)
25 DIWP1EN Development port trap enable
selection of the 2nd I-bus
watchpoint (read only bit)
26 DIWP2EN Development port trap enable
selection of the 3rd I-bus
watchpoint (read only bit)
27 DIWP3EN Development port trap enable
selection of the 4th I-bus
watchpoint (read only bit)
MOTOROLA
PRELIMINARY—SUBJECT TO CHANGE WITHOUT NOTICE
Table 21-29. ICTRL Bit Descriptions
Description
0xx = not active (reset value)
100 = equal
101 = less than
110 = greater than
111 = not equal
0x = not active (reset value)
10 = match from comparator A
11 = match from comparators (A&B)
0x = not active (reset value)
10 = match from comparator B
11 = match from comparators (A | B)
0x = not active (reset value)
10 = match from comparator C
11 = match from comparators (C&D)
0x = not active (reset value)
10 = match from comparator D
11 = match from comparators (C | D)
0x = not active (reset value)
10 = match from comparator D
11 = match from comparators (C | D)
0 = trap disabled (reset
value)
1 = trap enabled
0 = trap disabled (reset
value)
1 = trap enabled
Chapter 21. Development Support
Development Support Registers
Function
1
Non-compressed mode
2
Compressed Mode
1xx = not active
000 = equal (reset value)
001 = less than
010 = greater than
011 = not equal
0 = trap disabled (reset
value)
1 = trap enabled
0 = trap disabled (reset
value)
1 = trap enabled
21-59