Wireless cache recorder
A recorder and wireless technology, applied in the field of avionics, can solve the problems of data change, data card connector reliability reduction, manual intervention, etc., achieve objective data, reduce ground maintenance personnel requirements and support equipment costs, electromagnetic compatibility good sex effect
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[0023] Below in conjunction with accompanying drawing, the present invention is described in further detail, please refer to Figure 1 to Figure 3 .
[0024] Such as figure 1 As shown, the wireless cache recorder is composed of a power supply module 1 , a data management module 2 , a wireless communication module 3 and an antenna 4 .
[0025] Such as figure 2 As shown, the data management module includes a microprocessor 201, an FPGA circuit 202, a power monitoring circuit 203, a DC / DC conversion 204, a Harvard code interface circuit 205, an ARINC-429 interface circuit 206, a DC / DC circuit 207, and a wireless control circuit 208 , a power switch circuit 209, a program memory 210, an SDRAM circuit 211, a data memory 212, an Ethernet transceiver 213, and an isolation transformer 214. Microprocessor circuit 201 is respectively connected with 3 road Ethernet transceivers 213, after Ethernet transceiver 213 and isolation transformer 214 are connected, be connected with Ethernet...
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