• Platform and subsystem agnostic command and data handling solution based on ECSS/ESA PUS standard.
• Independent Cortex-M4 microcontrollers for the OBC and TTC radio interface.
• Watchdog for single-event upset (SEU) and software error protection.

On Board Software

The core services of the OBSW include:

• Event reporting, housekeeping, and scheduling
• Configuration parameter management
• Real-time forwarding control
• On-board telemetry storage
• On-board request sequencing for automation
• Telecommand execution verification
• On-board time management, memory management
• Test services

Additional services of OBSW include

• Recovery system
• FDIR for software and hardware
• TMTC transfer layer
• Autonomous payload monitoring and data collection
• PUS-based hardware services to manage platform sub-systems and payloads
• Filesystem and file transmission protocol

• PC/104 board with shielding for radiation protection and better thermal stability.
• Integrated temperature and current sensors

Processor type

• Dual ARM Cortex-M7

processor clock

• up to 280 MHz

Data storage

• program: 2 MB (Flash)
• data storage: 1 Gb (NAND)
• external ram: 8 Mb (MRAM)
• internal ram: 640 kB

Data interface

• CAN
• 2 x I2C
• 2 x RS-422
• 2 x UART
• PL3
• TTC UART
• SPI
• 2 x RS422/RS485
• PPS
• 8 x GPIO
• 8 x ADC
• 3 x PWM

Operating temperature

• -30 to 85 C

TRISKEL Datasheet
TRISKEL Brochure