GIS (Geographic Information System)-based vehicle-mounted recorder for monitoring vehicle
A vehicle-mounted recorder and vehicle monitoring technology, which is applied in the registration/indication of vehicle operation, instruments, registration/instruction, etc., can solve the problem that the vehicle-mounted recorder device has not been publicized, and achieves complete functions, advanced technology, and improved statistical efficiency. Effect
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[0013] The invention consists of a core board, a GPS module, a power supply circuit, a vehicle-mounted encoder, and a 3G network card. The power supply circuit has a 12V input, and the core board is connected to the GPS module, the power supply circuit, the vehicle-mounted coder, and the 3G network card.
[0014] The core board is connected to the LED indicator, SD card, network port, serial port, IO port, and DIDO port. Among them, the serial port includes 1 channel 232 and 1 channel 485, and the DIDO port includes 2 channels of DO and 2 channels of DI.
[0015] The 3G network card is Telecom 3G network card EM660, network type: CDMA 2000 1xEV-DO(3g), maximum transmission speed: 3100Kbps, interface type: mini PCI-E, operating system: Windows 2000 / Windows XP / Windows Vista / Windows 7 / Linux 2.6.18or later versions, power consumption: <3.3W, 3G network card is connected with Huawei CDMA 1x EVDO3G module MC703.
[0016] The core board adopts ARM+DSP dual-core processor.
[0017] ...
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