update readme

README.md

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-## ZX-UNO.1010
-10x10cm PCB variant of ZX-UNO project
+## ZX-Uno.1010
+10x10cm PCB variant of ZX-Uno project
 
-[![photo](out/pcb3d.rev.A1.png)](out/pcb3d.rev.A1.png?raw=true)
+[![photo](images/revA.small.webp)](images/revA.webp?raw=true)
 
-### Current status
-Work in progress! 
+Tech specs:
+- Fully compatible with ZX Uno v4.1 and ZX-Uno VGA 2M
+- XC6SLX9 FPGA
+- 2Mb SRAM memory
+- VGA video output
+- PAL/NTSC video + audio output via 3.5 jack connector (raspberry-pi compatible pinout)
+- PS/2 keyboard and mouse ports
+- 2xDB-9 ports for Atari-compatible joysticks
+- SD/microSD card slot
+- Tape input via Bluetooth module or ordinary 3.5 jack
+- MIDI
+- WiFi module
+- MicroUSB power supply
+- Board optimized for G738 and G706 cases
+
+FAQ on official site: [link](https://uto.speccy.org/zxunofaq_en.html)
+
+Some random photos: [link](https://cloud.err200.net/index.php/s/73TR85tYZkMm8Ax?path=%2Fzxuno1010)
+
+### Changelog
+* Rev.A - first release ([main pcb errata](pcb/rev.A/ERRATA.txt) and [covers errata](pcb_covers/rev.A/ERRATA.txt)).
+* Rev.A1 - fixes all known issues of rev.A.
+
+### References
+* ZX Uno official site: [link](https://zxuno.speccy.org/index_e.shtml)
+* ZX Uno VGA 2M: [link](https://github.com/ManuFerHi/ZXUNO_VGA_2M)
+* Great collection of cores, games and much stuff for ZX Uno: [link](https://www.zxuno.com/forum/viewtopic.php?f=27&t=4142), [in english](https://www-zxuno-com.translate.goog/forum/viewtopic.php?f=27&t=4142&_x_tr_sl=es&_x_tr_tl=en)