On-Board Computers (OBCs) > MASTER OBC - Satellite On-Board Computer
Key highlights
MASTER is 2NDSpace’s flexible OBC, offering high versatility combined with performances and reliability. The product is designed to ensure high robustness and a wide range of capabilities and interfaces to support CubeSats and nanosatellite platforms to meet most operational-demanding missions.
Key features of MASTER:
- Dual core processor for redundancy and multi-operation
- Cortex M7 480 MHz
- Cortex M4 240 MHz
- Over-the-air Update
- FreeRTOS & MBed OS compatible architecture
- 13 Communication interfaces including CAN, RS422, RS485, UART, USART, I2C, SPI
- 8x GPIO / 6x ADC inputs
- 2x SD storage memory
- 64 Mb Syncrounous DRAM
- 32-Mbit SPI Serial Flash memory
- 6 Axis IMU
- Temperature Sensor
Applications
- Satellite mission management and redundancy
- High-speed data handling and storage
- On-orbit software updates and reconfiguration
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Last updated: 2026-09-07
Technical specs
operating temperature
-40°C to 85°C
regulated power
5 V
mass
130 g
data storage
2x micro-SD slots
operating system
Linux
FreeRTOS
FreeRTOS
DRAM
64 Mbit synchronous DRAM
processor type
Dual core (Cortex M7 480MHz + Cortex M4 240MH)
flash memory
32-Mbit SPI Serial Flash memory
communication protocol
13 Communication interfaces including CAN, RS422, RS485, UART, USART, I2C, SPI
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