tweaks

.gitignore

@@ -5,6 +5,7 @@
 .vscode/ipch
 .vscode/configurationCache.log
 logs/
+epromemu-backups/
 
 # For PCBs designed using KiCad: https://www.kicad.org/
 # Format documentation: https://kicad.org/help/file-formats/

schematic/epromemu.kicad_pcb

@@ -965,4 +965,21 @@
     (effects (font (size 1 1) (thickness 0.15)))
   )
 
+  (segment (start 109.4196 113.3404) (end 111.3246 113.3404) (width 0.1524) (layer "F.Cu") (net 1) (tstamp 485ee4d3-27de-4a80-88eb-91e13dbef2a5))
+  (segment (start 111.3246 113.3404) (end 112.5946 112.0704) (width 0.1524) (layer "F.Cu") (net 1) (tstamp 88070912-713c-4330-af62-557ab402d00d))
+  (segment (start 168.3946 118.3404) (end 169.7446 119.6904) (width 0.1524) (layer "F.Cu") (net 8) (tstamp 41b2f027-a9f8-44ee-9a65-3f24b6354ad8))
+  (segment (start 109.2926 81.1294) (end 134.1046 81.1294) (width 0.1524) (layer "F.Cu") (net 8) (tstamp 42ad14a7-9025-4df7-8122-1178f2977a3b))
+  (segment (start 134.1046 81.1294) (end 135.4546 82.4794) (width 0.1524) (layer "F.Cu") (net 8) (tstamp 4cb4ec2e-02f5-4446-8447-db3933681d2a))
+  (segment (start 143.5826 118.3404) (end 168.3946 118.3404) (width 0.1524) (layer "F.Cu") (net 8) (tstamp cabb84ba-f7b2-4006-92c2-32649fbfe01f))
+  (segment (start 143.7096 81.1294) (end 168.3946 81.1294) (width 0.1524) (layer "F.Cu") (net 8) (tstamp cd4406c8-1d31-4759-9e62-d689d76eb5ee))
+  (segment (start 168.3946 81.1294) (end 169.7446 82.4794) (width 0.1524) (layer "F.Cu") (net 8) (tstamp d2711918-afcc-4a2b-9377-d1e27a7930b4))
+  (segment (start 109.4196 118.3404) (end 134.1046 118.3404) (width 0.1524) (layer "F.Cu") (net 8) (tstamp e4f43349-3f67-4924-9783-e918db4d09eb))
+  (segment (start 134.1046 118.3404) (end 135.4546 119.6904) (width 0.1524) (layer "F.Cu") (net 8) (tstamp fbbacad4-e3d6-4bc2-a42d-a5503b96ba41))
+  (segment (start 109.2926 76.1294) (end 111.3246 76.1294) (width 0.1524) (layer "F.Cu") (net 33) (tstamp 0c83fcb5-bcc7-4f84-8394-d4fc9899e233))
+  (segment (start 111.3246 76.1294) (end 112.5946 74.8594) (width 0.1524) (layer "F.Cu") (net 33) (tstamp 3da2a955-efa4-4cba-97bf-5c3895b6ca21))
+  (segment (start 145.6146 113.3404) (end 146.8846 112.0704) (width 0.1524) (layer "F.Cu") (net 33) (tstamp 96374473-4362-411d-b4dc-bccaa7bf9f33))
+  (segment (start 143.7096 76.1294) (end 145.6146 76.1294) (width 0.1524) (layer "F.Cu") (net 33) (tstamp acbae352-7edb-481c-9de1-1fbd99403011))
+  (segment (start 145.6146 76.1294) (end 146.8846 74.8594) (width 0.1524) (layer "F.Cu") (net 33) (tstamp ca6bed28-5471-4a76-b6aa-41bb1fbae087))
+  (segment (start 143.5826 113.3404) (end 145.6146 113.3404) (width 0.1524) (layer "F.Cu") (net 33) (tstamp dcb51297-96c0-4764-912c-f4aa272cbcca))
+
 )

src/main.cpp

@@ -1,8 +1,12 @@
 #include <Arduino.h>
 
 // forced to a 2mbit eprom
+// FLASHMEM
+// DMAMEM
+// PROGMEM
+
 #define ROM_BUFFER_LEN (256*1024)
-char buffer[ROM_BUFFER_LEN];
+DMAMEM char buffer[ROM_BUFFER_LEN];
 
 int32_t inPins[] = { 19,18,14,15,40,41,17,16,22,23,20,21,38,39,26,27,24,25,30,31,-1 };
 int32_t outPins[] = { 10,12,11,13,8,7,36,37,-1 };