===============
 Arduino Micro
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Arduino GPIB connector    Function
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D3      1                 DIO1
D15     2                 DIO2
D16     3                 DIO3
D14     4                 DIO4
A0      5                 EOI
A1      6                 DAV
A2      7                 NRFD
A3      8                 NDAC
D4      9                 IFC
D7      10                SRQ
D2      11                ATN
GND     12                Shield
D8      13                DIO5
D9      14                DIO6
D10     15                DIO7
D6      16                DIO8
D5      17                REN
GND     18,19,20,21,22,23 GND
======= ================= ========

The Micro is a very small form factor board that can be adapted to fit on the back of an IEEE488
connector. The design was contributed by Artag:

https://www.eevblog.com/forum/projects/ar488-arduino-based-gpib-adapter/msg2718346/#msg2718346

Adapter boards are available from:

https://oshpark.com/shared_projects/HrS1HLSE