diff --git a/src/common/ecs/README.md b/src/common/ecs/README.md
index 7e72edb6..b27db6c7 100644
--- a/src/common/ecs/README.md
+++ b/src/common/ecs/README.md
@@ -187,5 +187,5 @@ end
 
 Slice PNGs into sprites
 Maybe output decoder text
-
 Action priorities - before, after
+Generate C symbols
diff --git a/src/ide/views/asseteditor.ts b/src/ide/views/asseteditor.ts
index 73334e74..1cdf47c9 100644
--- a/src/ide/views/asseteditor.ts
+++ b/src/ide/views/asseteditor.ts
@@ -175,6 +175,12 @@ export class AssetEditorView implements ProjectView, pixed.EditorContext {
         var meta = {defs:metadefs,width:width*8,height:height*8};
         result.push({fileid:id,label:ident,meta:meta});
       }
+      // TODO: look for decode <ident> --- ... ---
+      /*
+      var re3 = /\bdecode\s+(\w+)\s*---(.+?)---/gims;
+      while (m = re3.exec(data)) {
+      }
+      */
       return result;
     }
   
diff --git a/src/platform/nes.ts b/src/platform/nes.ts
index 87dc7441..fe7859bc 100644
--- a/src/platform/nes.ts
+++ b/src/platform/nes.ts
@@ -475,11 +475,12 @@ class JSNESPlatform extends Base6502Platform implements Platform, Probeable {
   }
 
   getMemoryMap = function() { return { main:[
-      //{name:'Work RAM',start:0x0,size:0x800,type:'ram'},
+      {name:'Zero Page RAM',start:0x0,size:0x100,type:'ram'},
       {name:'OAM Buffer',start:0x200,size:0x100,type:'ram'},
+      {name:'Work RAM',start:0x300,size:0x1000-0x300,type:'ram'},
       {name:'PPU Registers',start:0x2000,last:0x2008,size:0x2000,type:'io'},
       {name:'APU Registers',start:0x4000,last:0x4020,size:0x2000,type:'io'},
-      {name:'Cartridge RAM',start:0x6000,size:0x2000,type:'ram'},
+      {name:'Optional Cartridge RAM',start:0x6000,size:0x2000,type:'ram'},
   ] } };
 
   showHelp(tool:string, ident:string) {