diff --git a/src/boards/bandai.cpp b/src/boards/bandai.cpp
index 73efbbec..770e02db 100644
--- a/src/boards/bandai.cpp
+++ b/src/boards/bandai.cpp
@@ -393,7 +393,9 @@ static int BarcodeReadPos;
 static int BarcodeCycleCount;
 static uint32 BarcodeOut;
 
-int FCEUI_DatachSet(const uint8 *rcode) {
+// #define INTERL2OF5
+
+int FCEUI_DatachSet(uint8 *rcode) {
 	int prefix_parity_type[10][6] = {
 		{ 0, 0, 0, 0, 0, 0 }, { 0, 0, 1, 0, 1, 1 }, { 0, 0, 1, 1, 0, 1 }, { 0, 0, 1, 1, 1, 0 },
 		{ 0, 1, 0, 0, 1, 1 }, { 0, 1, 1, 0, 0, 1 }, { 0, 1, 1, 1, 0, 0 }, { 0, 1, 0, 1, 0, 1 },
@@ -416,6 +418,7 @@ int FCEUI_DatachSet(const uint8 *rcode) {
 	};
 	uint8 code[13 + 1];
 	uint32 tmp_p = 0;
+	uint32 csum = 0;
 	int i, j;
 	int len;
 
@@ -427,18 +430,46 @@ int FCEUI_DatachSet(const uint8 *rcode) {
 	}
 	if (len != 13 && len != 12 && len != 8 && len != 7) return(0);
 
-	#define BS(x) BarcodeData[tmp_p] = x; tmp_p++
+#define BS(x) BarcodeData[tmp_p] = x; tmp_p++
 
 	for (j = 0; j < 32; j++) { // delay before sending a code
 		BS(0x00);
 	}
 
-	/* Left guard bars */
+#ifdef INTERL2OF5
+	
+	BS(1); BS(1); BS(0); BS(0); // 1
+	BS(1); BS(1); BS(0); BS(0); // 1
+	BS(1); BS(1); BS(0); BS(0); // 1
+	BS(1); BS(1); BS(0); BS(0); // 1 
+	BS(1); BS(1); BS(0); BS(0); // 1
+	BS(1);        BS(0); BS(0); // 0
+	BS(1);        BS(0); BS(0); // 0
+	BS(1);        BS(0); BS(0); // 0
+	BS(1);        BS(0); BS(0); // 0 
+	BS(1);        BS(0); BS(0); // 0
+	BS(1);        BS(0); BS(0); // 0
+	BS(1);        BS(0); BS(0); // 0
+	BS(1);        BS(0); BS(0); // 0
+	BS(1);        BS(0); BS(0); // 0
+	BS(1);        BS(0); BS(0); // 0
+	BS(1);        BS(0); BS(0); // 0
+	BS(1);        BS(0); BS(0); // 0
+	BS(1);        BS(0); BS(0); // 0
+	BS(1);        BS(0); BS(0); // 0
+	BS(1);        BS(0); BS(0); // 0
+	BS(1);        BS(0); BS(0); // 0
+	BS(1);        BS(0); BS(0); // 0
+	BS(1);        BS(0); BS(0); // 0
+	BS(1);        BS(0); BS(0); // 0
+	BS(1);        BS(0); BS(0); // 0
+	BS(1);        BS(0); BS(0); // 0 cs
+	BS(1); BS(1); BS(0); BS(0); // 1
+
+#else
+	// Left guard bars
 	BS(1); BS(0); BS(1);
-
 	if (len == 13 || len == 12) {
-		uint32 csum;
-
 		for (i = 0; i < 6; i++)
 			if (prefix_parity_type[code[0]][i]) {
 				for (j = 0; j < 7; j++) {
@@ -448,53 +479,53 @@ int FCEUI_DatachSet(const uint8 *rcode) {
 				for (j = 0; j < 7; j++) {
 					BS(data_left_odd[code[i + 1]][j]);
 				}
-
-		/* Center guard bars */
+		// Center guard bars
 		BS(0); BS(1); BS(0); BS(1); BS(0);
-
 		for (i = 7; i < 12; i++)
 			for (j = 0; j < 7; j++) {
 				BS(data_right[code[i]][j]);
 			}
-		csum = 0;
-		for (i = 0; i < 12; i++) csum += code[i] * ((i & 1) ? 3 : 1);
-		csum = (10 - (csum % 10)) % 10;
+		// Calc and write down the control code if not assigned, instead, send code as is
+		// Battle Rush uses modified type of codes with different control code calculation
+		if (len == 12) {
+			for (i = 0; i < 12; i++)
+				csum += code[i] * ((i & 1) ? 3 : 1);
+			csum = (10 - (csum % 10)) % 10;
+			rcode[12] = csum + 0x30;	// update check code to the input string as well
+			rcode[13] = 0;
+			code[12] = csum;
+		} 
 		for (j = 0; j < 7; j++) {
-			BS(data_right[csum][j]);
+			BS(data_right[code[12]][j]);
 		}
 	} else if (len == 8 || len == 7) {
-		uint32 csum = 0;
-
-		for (i = 0; i < 7; i++) csum += (i & 1) ? code[i] : (code[i] * 3);
-
-		csum = (10 - (csum % 10)) % 10;
-
 		for (i = 0; i < 4; i++)
 			for (j = 0; j < 7; j++) {
 				BS(data_left_odd[code[i]][j]);
 			}
-
-
-		/* Center guard bars */
+		// Center guard bars
 		BS(0); BS(1); BS(0); BS(1); BS(0);
-
 		for (i = 4; i < 7; i++)
 			for (j = 0; j < 7; j++) {
 				BS(data_right[code[i]][j]);
 			}
-
+		csum = 0;
+		for (i = 0; i < 7; i++)
+			csum += (i & 1) ? code[i] : (code[i] * 3);
+		csum = (10 - (csum % 10)) % 10;
+		rcode[7] = csum + 0x30;	// update check code to the input string as well
+		rcode[8] = 0;
 		for (j = 0; j < 7; j++) {
 			BS(data_right[csum][j]);
 		}
 	}
-
-	/* Right guard bars */
+	// Right guard bars
 	BS(1); BS(0); BS(1);
+#endif
 
 	for (j = 0; j < 32; j++) {
 		BS(0x00);
 	}
-
 	BS(0xFF);
 
 	#undef BS
diff --git a/src/driver.h b/src/driver.h
index 7bfa76e8..561af40a 100644
--- a/src/driver.h
+++ b/src/driver.h
@@ -252,7 +252,7 @@ void FCEUI_FDSInsert(void); //mbg merge 7/17/06 changed to void fn(void) to make
 //int FCEUI_FDSEject(void);
 void FCEUI_FDSSelect(void);
 
-int FCEUI_DatachSet(const uint8 *rcode);
+int FCEUI_DatachSet(uint8 *rcode);
 
 ///returns a flag indicating whether emulation is paused
 int FCEUI_EmulationPaused();
diff --git a/src/drivers/win/window.cpp b/src/drivers/win/window.cpp
index dd69c282..9ca846c7 100644
--- a/src/drivers/win/window.cpp
+++ b/src/drivers/win/window.cpp
@@ -1934,18 +1934,19 @@ LRESULT FAR PASCAL AppWndProc(HWND hWnd,UINT msg,WPARAM wParam,LPARAM lParam)
 				break;
 			case MENU_INPUT_BARCODE:
 				char bbuf[32 + 1];
-				if ((CWin32InputBox::GetString("Input Barcode", "Enter 13-digit decimal number.", bbuf, hWnd) == IDOK)) {
-					if (strlen(bbuf) == 13) {
-						if (InputType[2] == SIFC_BWORLD) {
-							strcpy((char *)&BWorldData[1], (char *)bbuf);
-							BWorldData[0] = 1;
-						}
-						else
-							FCEUI_DatachSet((uint8 *)bbuf);
+				if ((CWin32InputBox::GetString("Input Barcode", "Input full 13- or 8-digit barcode to be directly send to the reader. Or input partial 12- or 7-digit number to allow the program to calculate control code automatically.", bbuf, hWnd) == IDOK)) {
+					uint32 stl = strlen(bbuf);
+					if (InputType[2] == SIFC_BWORLD) {
+						strcpy((char *)&BWorldData[1], (char *)bbuf);
+						BWorldData[0] = 1;
 						FCEU_DispMessage("Barcode entered: %s", 0, bbuf);
 					}
-					else
-						FCEU_DispMessage("Wrong Barcode!", 0);
+					else {
+						if(FCEUI_DatachSet((uint8 *)bbuf) == 1)
+							FCEU_DispMessage("Barcode entered: %s", 0, bbuf);
+						else
+							FCEU_DispMessage("Invalid barcode size or characters!", 0);
+					}
 				}
 				break;