Watchpoint Mode Select (Wp_Control[Wp_Mode]) - Motorola MPC8240 User Manual

Table 16-8. Watchpoint Mode Select (WP_CONTROL[WP_MODE])
WP_MODE
[0–1]
00 Single mode
Assert TRIG_OUT after C
occurrence of the unmasked trigger
parameters for watchpoint #1.
01 Waterfall mode
Scan for C th occurrence of the
1
unmasked trigger parameters for
watchpoint #1 and then assert
TRIG_OUT after the C
of the unmasked trigger parameters
for watchpoint #2.
10 OR mode
Assert TRIG_OUT after C
occurrence of the unmasked trigger
parameters for watchpoint #1 OR any
occurrence of the unmasked trigger
parameters for watchpoint #2.
11 AND NOT mode
Assert TRIG_OUT after C
occurrence of the unmasked trigger
parameters for watchpoint #1 AND
NOT any occurrence of the unmasked
trigger parameters for watchpoint #2.
Definition
th
1
th occurrence
2
th
1
th
1
Chapter 16. Programmable I/O and Watchpoint
Watchpoint Watchpoint
#1 #1
Trigger (T ) Counter (C
1
√ √
√ √
√ √
√ √
Watchpoint Registers
Watchpoint Watchpoint
#2 #2
) Trigger (T ) Counter (C
1 2
n/a n/a
√ √
√ n/a
√ n/a
)
2
16-11