--- /dev/null
+-------------------------------------------------------------------------------
+GPIB / Keithley 2015
+-------------------------------------------------------------------------------
+
+This is an example capture of a *idn query to a Keithley 2015 DMM using
+an AR488 (Arduino bitbang GPIB adapter).
+
+
+Logic analyzer setup
+--------------------
+
+The logic analyzer used was a generic FX2 board (at 500kHz):
+
+ Probe GPIB
+ ----------------
+ 0 DIO1
+ 1 DIO2
+ 2 DIO3
+ 3 DIO4
+ 4 DIO5
+ 5 DIO6
+ 6 DIO7
+ 7 DIO8
+ 8 EOI
+ 9 DAV
+ 10 NRFD
+ 11 NDAC
+ 12 IFC
+ 13 SRQ
+ 14 ATN
+ 15 REN
+
+
+Data
+----
+
+Send *idn? and receive instrument ident string.