diff --git a/host/scripts/nes/mapper30v2.lua b/host/scripts/nes/mapper30v2.lua
index a8c541d..3f6ca45 100644
--- a/host/scripts/nes/mapper30v2.lua
+++ b/host/scripts/nes/mapper30v2.lua
@@ -402,7 +402,7 @@ local function is_old_firmware( debug )
 	
 	if debug then 
 		if rv then print("old firmware sensed, running legacy mode")
-		else print("later firmware sensed, running default scripts")
+		else print("later firmware sensed, running current script")
 		end
 	end
 
@@ -458,9 +458,9 @@ local function process(process_opts, console_opts)
 		if not rv then return end 
 
 		--test CHR-RAM
-		rv = exercise_chrram()
+		--rv = exercise_chrram()
 		--exit script if test fails
-		if not rv then return end 
+		--if not rv then return end 
 
 		--test software mirroring switch
 		--rv = test_soft_mir_switch()
diff --git a/shared/shared_dict_nes.h b/shared/shared_dict_nes.h
index b3b3f15..5538ddf 100644
--- a/shared/shared_dict_nes.h
+++ b/shared/shared_dict_nes.h
@@ -72,6 +72,8 @@
 //but A13 and /A13 get set once based on provided address.
 #define	PPU_PAGE_WR_LFSR		0x23	
 
+#define	SET_NUM_PRG_BANKS		0x24	//used for determining banktable structure for mapper 11 and such
+
 //=============================================================================================
 //	OPCODES WITH OPERAND AND RETURN VALUE plus SUCCESS/ERROR_CODE
 //=============================================================================================
@@ -88,7 +90,8 @@
 #define NES_PPU_RD			0x82	//RL=3
 
 //doesn't have operands just returns sensed CIRAM A10 mirroring 
-//#define CIRAM_A10_MIRROR		0x83	//RL=3
+//now used to detect old firmware versions so NESmaker folks don't have to update firmware
+#define CIRAM_A10_MIRROR		0x83	//RL=3
 ////returns VERT/HORIZ/1SCNA/1SCNB values:
 //	#define	MIR_1SCNA	0x10
 //	#define	MIR_1SCNB	0x11
@@ -99,5 +102,6 @@
 
 #define	GET_CUR_BANK			0x85	//RL=3
 #define	GET_BANK_TABLE			0x86	//RL=4 16bit value so 2 bytes need returned
+#define	GET_NUM_PRG_BANKS		0x87	//RL=3 
 
 #endif