System specifications
Processor: Renesas RX63N (32-bit with hardware FPU, running at 100 MHz)
Memory
- Total onboard: 128 MB of flash + 4 MB battery-backed SRAM
- Data storage: 4 MB SRAM + 72 MB flash (extended data storage automatically used for auto-allocated Data Tables not being written to a card)
- CPU drive: 30 MB flash
- OS load: 8 MB flash
- Settings: 1 MB flash
- Reserved (not accessible): 10 MB flash
- Data storage expansion: Removable microSD flash memory, up to 16 GB
NOTE:
CR6 dataloggers with serial numbers less than 7502 have the following memory specifications:
CPU Drive / Programs: 1 MB flash
USR Drive / Data: 4 MB SRAM (battery backed)
Program Execution Period: 1 ms to 1 day
Real-Time Clock:
- Battery backed while external power is disconnected
- Resolution: 1 ms
- Accuracy: ±3 min. per year, optional GPS correction to ±10 µs; 5.7 ppm
Wiring Panel Temperature: Measured using a thermistor, located on the analog board.