Electronic system

An electronic system, comprising:

• a first electronic device comprising a first processing unit, a first connection interface, a first switch, a first detection module and a first device identification component, wherein the first connection interface comprises a first data transmission pin or a first control signal pin, the first switch is electrically connected with the first processing unit and the first data transmission pin or electrically connected with the first processing unit and the first control signal pin, and the first detection module is electrically connected with the first switch;
• and
• a second electronic device comprising a second processing unit, a second connection interface, a second switch, a second detection module and a second device identification component, wherein the second connection interface comprises a second data transmission pin or a second control signal pin, the second switch is electrically connected with the second processing unit and the second data transmission pin or electrically connected with the second processing unit and the second control signal pin, and the second detection module is electrically connected with the second switch,
• wherein if the first detection module detects the second device identification component after the first connection interface and the second connection interface are connected with each other, the first processing unit is allowed to receive signals from the first data transmission pin or the first control signal pin through the first switch, or the first processing unit is allowed to send signals to the first data transmission pin or the first control signal pin through the first switch,
• wherein if the second detection module detects the first device identification component, the second processing unit is allowed to receive signals from the second data transmission pin or the second control signal pin through the second switch, or the second processing unit is allowed to send signals to the second data transmission pin or the second control signal pin through the second switch.

An electronic system, comprising:

• a first electronic device comprising a first processing unit, a first connection interface, a first switch and a first detection module, wherein the first connection interface comprises a first data transmission pin or a first control signal pin, the first switch is electrically connected with the first processing unit and the first data transmission pin or electrically connected with the first processing unit and the first control signal pin, and the first detection module is electrically connected with the first switch, wherein the first detection module comprises a first light emitting terminal and a first light receiving terminal;
• and
• a second electronic device comprising a second processing unit, a second connection interface, a second switch and a second detection module, wherein the second connection interface comprises a second data transmission pin or a second control signal pin, the second switch is electrically connected with the second processing unit and the second data transmission pin or electrically connected with the second processing unit and the second control signal pin, and the second detection module is electrically connected with the second switch, wherein the second detection module comprises a second light emitting terminal and a second light receiving terminal,
• wherein if the first light receiving terminal receives a first light signal from the second light emitting terminal after the first connection interface and the second connection interface are connected with each other, the first processing unit is allowed to receive signals from the first data transmission pin or the first control signal pin through the first switch, or the first processing unit is allowed to send signals to the first data transmission pin or the first control signal pin through the first switch,
• wherein if the second light receiving terminal receives a second light signal from the first light emitting terminal, the second processing unit is allowed to receive signals from the second data transmission pin or the second control signal pin through the second switch, or the second processing unit is allowed to send signals to the second data transmission pin or the second control signal pin through the second switch.