Olimex A20-OLinuXino-MICRO: OpenWrt Compatibility Report
The Olimex A20-OLinuXino-MICRO runs OpenWrt 25.12.1 on the sunxi/cortexa7 target, and has been supported since 14.07. Its No WiFi wireless on the none driver rates fair for open-source driver support (0.50/1.0), installation is rated moderate, and it is still sold new.
Hardware data and retail listings last checked .
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Specifications
| SoC | Allwinner A20 |
|---|---|
| CPU | 2 cores @ 1000 MHz |
| RAM | 1024 MB |
| Flash | 4096 MB (NAND) |
| Ethernet ports | 1 |
| USB | 2x 2.0, 1x OTG |
| WiFi generation | No WiFi |
| WLAN hardware | - |
| WLAN driver | none |
| OpenWrt target | sunxi / cortexa7 |
| Package architecture | arm_cortex-a7_neon-vfpv4 |
| Current release | 25.12.1 |
| Supported since | 14.07 |
| Install method | Sunxi installation |
| Install difficulty | moderate |
| Power supply | 8-24 VDC via barrel |
| Device type | Single-board computer |
| Estimated throughput | 350 Mbps |
| Availability | available |
Installing OpenWrt on the A20-OLinuXino-MICRO
Installation on this device is rated moderate. Expect to use a recovery mode, TFTP or a vendor tool rather than a plain web upload. Documented methods: Sunxi installation.
Official OpenWrt device page for the A20-OLinuXino-MICRO
Flashing third-party firmware can brick a router and usually voids the warranty. Always check that the firmware image matches your exact hardware version.
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