Int 03  C - Cpu-generated - Breakpoint                                     [C]

Desc:  generated by the one-byte breakpoint instruction (opcode CCh)

Notes: used by debuggers to implement breakpoints, such as MS-DOS DEBUG's G
     command
   also used by Turbo Pascal versions 1,2,3 when {$U+} specified
   return address points to byte following the breakpoint instruction
   called by Novell DOS 7 EMM386 after displaying an exception error
     message (GPF, illegal opcodes, etc.) and before waiting for user
     input
   called by QEMM-386 if the user presses 'I' (undocumented) when prompted
     after an exception error message

See Also: INT 01"CPU"