Onboard Computer
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Sagami OBC circuit board designed for integration in a 1U CubeSat. Includes separate H8 microcomputers for main operation and communications and a PIC microcomputer for communications, allowing for control of other boards through the back plane. The circuit design is based on flight heritage hardware on Horyu-2 (2014).
･ Circuit design based on flight heritage hardware on Horyu-2 (2014)
･ Reduced board-to-board wiring
･ Efficient power operation using MPPT modules
･ Reset function to recover from on-orbit failure of the microcomputer
- Power Supply Voltage
- 2.1 V to 5.0 V
- Operating Temperature
- –20°C to +75°C
- Storage Remperature
- –55°C to +125°C
- Current Consumption (opetating state)
- nominal 80 mA