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Micro-nano Avionics Computer
Micro-nano avionics computer is composed of S-band TT&C transponder to earth module, en/decryption module, storage and AOS module, GPS/BD module, S-band relay TT&C module, can be used to realize S-band TT&C data processing to earth, base band data transmission, data storage, position track control calculating, propulsion controlling, GPS/BD signal receiving and the satellite’s time maintaining, which can be used for LEO satellites.
Main Specifications of micro-nano avionics computer
Type Item |
ICDE-DMR/CH-Z/WN-1 |
CPU |
ARM (≥150MIPS) |
Number of Interrupts |
≥5 |
Internal Bus |
CPCI |
External BUS |
CAN |
TT&C Subsystem |
S-Band Transceiver |
SSD |
≥128Gbits (FLASH) |
Navigation Subsystem |
GPS/Beidou dual mode |
Data Encryption/Decryption |
Both on TT&C channel and data transmission channel |
General Interface |
18 RS422 Serial Interfaces; 16 OC Command Interfaces 64 AD Channels; 12MOS Switches 3200mA Magnetorquers |
Time Base |
Precision: ≤1×10-7; Stability: ≤5×10-8/day |
Power Consumption |
Idle: 25W; Maximum: 40W |
Mass |
≤3.5kg |
Dimension |
185mm×180mm×115mm |
Development period |
T0+8months |