diff --git a/cores/Oric/readme.txt b/cores/Oric/readme.txt
index e58403d..6fe26f9 100644
--- a/cores/Oric/readme.txt
+++ b/cores/Oric/readme.txt
@@ -1,3 +1,31 @@
+** 27.12.2018 changes by byrtolet:
+Oric atmos with read-only dos8d support.
+
+keyboard:
+Scroll Lock - toggles vga/rgb+composite
+End - NMI
+Home+End - reset
+Page up - image number up
+Page down - image number down
+
+While holding the Home key, some hexedecimal numbers apear.
+First two are the curent floppy track.
+Next two are the current image number;
+The reset four is the current program counter register. The value is latched when the Page Down key is pressed.
+
+The images sould be prepared with dsk2nib utility
+and should be 232960 bytes long each.
+
+then they sould be written to the sdcard starting on sector 0
+
+One could use on linux the command
+cat *.nib >/dev/sdf
+
+which will put all images with the .nib extension in the current
+folder on the sdcard located on device /dev/sdf (please double check
+the used device)
+
+
 **Oric Atmos code ported to ZX-UNO board 25/8/2015 by Quest
 
 
diff --git a/cores/generarlast.sh b/cores/generarlast.sh
deleted file mode 100755
index c386d80..0000000
--- a/cores/generarlast.sh
+++ /dev/null
@@ -1,7 +0,0 @@
-#!/bin/bash
-map      -intstyle ise -w -ol high -mt 2 -p xc6slx9-tqg144-"$speed" -logic_opt off -t 1 -xt 0 -register_duplication off -r 4 -global_opt off -ir off -pr off -lc off -power off -o "$machine"_map.ncd "$machine".ngd "$machine".pcf
-par      -intstyle ise -w -ol high -mt 4 "$machine"_map.ncd "$machine".ncd "$machine".pcf
-trce     -intstyle ise -v 3 -s "$speed" -n 3 -fastpaths -xml "$machine".twx "$machine".ncd -o "$machine".twr "$machine".pcf
-bitgen   -intstyle ise -f "$machine".ut "$machine".ncd
-bit2bin "$machine".bit COREn."$2"
-cp  "$machine".bit "$machine"."$1".bit