JPH048149U - - Google Patents

Description

[Brief explanation of the drawing]

Fig. 1 is a configuration diagram of the connection judgment change circuit in the ICE probe according to this invention, Fig. 2 is a principle diagram of the connection direction judgment circuit 1, Fig. 3 is a circuit diagram of the connection direction judgment circuit 1, and Fig. 4 is the connection Circuit diagram of modified circuit 2, 5th
The figures are a flowchart of FIG. 1, FIG. 6 is an explanatory diagram of the connection state between the ICE and the actual device, and FIG. 7 is an explanatory diagram of the connection state between the socket 12 and the probe 22. 1...Connection direction determination circuit, 2...Connection change circuit, 3...Grounding wire, 4...Bus, 5...Bus, 11
... Actual machine, 12 ... Socket, 21 ... ICE,
22...Probe.

Claims (1)

[Claims for Utility Model Registration] ICE2 inserted into socket 12 of actual device 11
a connection direction determination circuit 1 that determines the orientation of the probe 22 with respect to the socket 12 from the position of the power pin appearing on the probe 22 of 1;
A ground wire 3 that connects the ground of the connection direction determination circuit 1 and the ground of the actual machine 11; A first wire that connects the probe 22, the connection direction determination circuit 1, and the connection change circuit 2; bus 4 and a second bus 5 that connects the connection change circuit 2 and the ICE 21, and after changing the connection in the probe 22 with the connection change circuit 2, the first bus 4 and the second bus 5 are connected. A circuit for changing connection determination within an ICE probe, characterized in that: