| 摘要 |
The invention concerns a monitoring device (18', 18'') integrated to the chip of a microprocessor (12) executing a series of instructions comprising message calculating means (36) for, upon each execution of an instruction, producing a corresponding digital message; a buffer memory (34) for storing each message produced; and a plurality of output terminals (FA, FB, FC) connected to an external analyzing tool (24), each output terminal (FA, FB, FC) being associated with one type of instructions; the message calculating means (36) modifying the state of the output terminal (FA, FB, FC) associated with one type of instructions at the time when a message corresponding to said type of instructions is stored in the buffer memory. |
