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Int 31H Function 0B02H
Get State of Debug Watchpoint
![[0.9]](../0.9.gif)
Returns the state of a debug watchpoint that was previously set using
the Set Debug Watchpoint function (Int 31H
Function 0B00H).
Call With
AX = 0B02H
BX = watchpoint handle
Returns
if function successful
Carry flag = clear
AX = watchpoint status
| Bit | Significance |
|---|
| 0 | 0 = watchpoint has not been encountered |
| 1 = watchpoint has been encountered |
| 1-15 | reserved |
if function unsuccessful
Carry flag = set
AX = error code
Notes
- The client can use Int 31H Function
0B03H to clear the watchpoint state without releasing the
watchpoint handle.