Instruction Set
1129
SPNU563A – March 2018
Copyright © 2018, Texas Instruments Incorporated
High-End Timer (N2HET) Module
23.6.3.24 WCAPE (Software Capture Word and Event Count)
Syntax
WCAPE {
[brk={OFF | ON}]
[next={label | 9-bit unsigned integer}]
[reqnum={3-bit unsigned integer}
[request={NOREQ | GENREQ | QUIET}]
[control={OFF | ON}]
[prv={OFF | ON}]
[cond_addr={label | 9-bit unsigned integer}
pin ={pin number}
event={NOCOND | FALL | RISE | BOTH}
[reg={A | B | R | S | T | NONE}]
[irq={OFF | ON}]
[ts_data={25-bit unsigned integer]
[ec_data={7-bit unsigned integer}]
}
Figure 23-189. WCAPE Program Field (P31:P0)
31
26 25
23
22
21
13 12
9
8
0
0
Request
Number
BRK
Next program address
1000
Reserved
6
3
1
9
4
9
Figure 23-190. WCAPE Control Field (C31:C0)
31
29
28
27
26
25
24
23
22
21
16
Reserved
Request type
Control
Prv.
Reserved
Conditional address
3
2
1
1
3
9
15
13
12
8
7
6
5
4
3
2
1
0
Conditional address
Pin select
Ext
Reg
Capture
condition
Reserved
Register select
Int.
ena
9
5
1
2
2
2
1
Figure 23-191. WCAPE Data Field (D31:D0)
31
7
6
0
Time Stamp
Edge Counter
25
7
Cycles
One
Register modified
None
Description
This instruction captures the selected register into the data field [D31:D7] and
increments an event counter [D6:D0] if the specified capture condition is true
on the selected pin. This instruction can be used with all pins, but the time
stamp [D31:D7] has loop resolution only.
