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README.md

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+## ISA16-BACKPLANE
+Compact ISA 16-bit backplane board
+
+[![photo](images/thumb.revA.webp)](images/revA.webp?raw=true)
+
+Specs:
+- 171x155mm
+- 7 ISA 16-bit (98 pin) slots
+- ATX 20 pin power supply connector
+- ATX power control circuit
+- LEDs for +5V, +12V, -5V, -12V and standby power rails
+- Power button
+- Headers for power button and +5V power led
+
+### Changelog
+* Rev.A - first release
+* Rev.A1 - ATX connector changed from 5.5mm to 4.4mm and rotated 180°
+
+### See also
+* ISA 8-bit backplane by Sergey Kiselev: [link](https://github.com/skiselev/isa8_backplane)
+* ISA 16-bit backplane by Alexandru Groza: [link](https://alexandrugroza.ro/microelectronics/system-design/isa-backplane/index.html)