Features
Strato Pi Base board and server:
✓
9-28Vdc power supply, with surge and reverse polarity protection, and 2.2A resettable
fuse
✓
up to 4.0A max current to the 5V Raspberry Pi power supply input pins (at 24Vdc)
✓
real time clock with replaceable CR1025 Lithium / Manganese Dioxide back-up battery
✓
standard RS-232 and RS-485 interfaces to the Raspberry Pi serial line, with opto-
isolator and electrostatic discharge protection.
✓
on-board buzzer, connected to a GPIO pin of the Raspberry Pi board, for acoustic
feedback
✓
hardware watchdog implemented in the Strato Pi board, fully independent from the
Raspberry Pi, controlled via the GPIO pins of the Raspberry Pi board
✓
integrated boot loader for the Strato Pi micro-controller, allowing in-field firmware
upgrades directly from the Raspberry Pi
✓
embedded Microchip ATECC608A secure element chip
✓
power supply and serial connections on a screw terminal block
✓
on-board LEDs for power supply and serial line activity.
Strato Pi Base server only:
✓
pre-assembled and tested Raspberry Pi 3 Model B+ or Raspberry Pi 4 Model B with
Strato Pi board in a standard 4 modules DIN rail case
✓
side access to HDMI and 3.5mm jack for audio and composite video
✓
access to all USB ports and Ethernet port (opposite to the power and serial terminal
block).
8
Strato Pi Base User Guide
