These pictures show the annotated 3D. Full PDF documentation can be found on the Download page (here).
- 4 pin HMI header.
- Super capacitor for RTC.
- SWD.
- W5500
- Raspberry PI Zero W mounting holes.
- Ethernet RJ45
- GPS Antenna
- GSM/GPRS Antenna
- Nano SIM Card holder.
- Standard mounting holes. M2.5 in each corner.
- SIM808 module
- Analogue Audio/USB connector.
- 4V PSU (MIC29302BU)
- 2 x MAX3485 for RS485.
- STM32F405RG
- 3.3V PSU (LM1113)
- 40 pin PLC backbone connector
- 40 pin Raspberry PI 2/3/Zero W connector
- Audio/USB available on back side. 5V + VBUS available here.
- Test holes for PCM
- Extra wiring to enable swapping of PCN In/Out