CNX-Software just posted that H2 based Orange Pi Zero appeared on Aliexpress for $7. It has been showcased here before, but now is on sale officially, though I can't find 512MB version on the store pages.
I'm eager to try 256MB version as my home IoT hub (mosquitto + nginx + uwsgi + Twisted, with MySQL database running on Zyxel NAS). It started with OPi PC then I switched to OPi One but I see it still can be lower spec device.
Consumption update: All settings below made with 'IoT settings' (DRAM downclocked to 132 MHz, USB turned off):
- only Ethernet active, idle: below 500 mW (475 mW measured)
- only Wi-Fi active, idle: below 550 mW (450-520 mW measured, please keep in mind that actual consumption depends on your environment)
- both Ethernet and Wi-Fi disabled, idle: below 410 mW (400-410 mW measured)
That means in featureless mode OPi Zero consumes almost as less as an RPi Zero but more importantly in con