Android navigation complete machine function test box
The embodiment of the utility model discloses an Android navigation complete machine function test box, comprising a circuit board on which an MCU, a test power socket interface, an RCA socket interface, an external power socket interface, a 5V step-down circuit, a 3.3 V step-down circuit, a control...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The embodiment of the utility model discloses an Android navigation complete machine function test box, comprising a circuit board on which an MCU, a test power socket interface, an RCA socket interface, an external power socket interface, a 5V step-down circuit, a 3.3 V step-down circuit, a control circuit, a CVBS analog video signal output circuit, an AHD video signal output circuit, and a video switching circuit are integrated. The MCU is connected with the 3.3 V step-down circuit, the control circuit, the CVBS analog video signal output circuit, the AHD video signal output circuit and the video switching circuit, the CVBS analog video signal output circuit and the AHD video signal output circuit are connected with the video switching circuit, the video switching circuit is connected with the RCA seat interface, the 5V step-down circuit and the control circuit are connected with the test power supply seat interface, and the test power supply seat interface is connected with the test power supply seat inter |
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