Merge pull request #407 from pwpiwi/no_rats

Don't do iso14443-4 select for mifare emulations on processor cards (IDPrime, SmartMX, …)

armsrc/appmain.c

@@ -450,7 +450,7 @@ void StandAloneMode14a()
 						SpinDelay(300);
 					}
 				}
-				if (!iso14443a_select_card(uid, &hi14a_card[selected], &cuid, true, 0))
+				if (!iso14443a_select_card(uid, &hi14a_card[selected], &cuid, true, 0, true))
 					continue;
 				else
 				{

armsrc/epa.c

@@ -530,7 +530,7 @@ int EPA_Setup()
 	// power up the field
 	iso14443a_setup(FPGA_HF_ISO14443A_READER_MOD);
 	// select the card
-	return_code = iso14443a_select_card(uid, &card_select_info, NULL, true, 0);
+	return_code = iso14443a_select_card(uid, &card_select_info, NULL, true, 0, false);
 	if (return_code == 1) {
 		// send the PPS request
 		ReaderTransmit((uint8_t *)pps, sizeof(pps), NULL);

armsrc/iso14443a.c

@@ -1733,7 +1733,8 @@ int ReaderReceive(uint8_t *receivedAnswer, uint8_t *parity)
 // fills the card info record unless NULL
 // if anticollision is false, then the UID must be provided in uid_ptr[] 
 // and num_cascades must be set (1: 4 Byte UID, 2: 7 Byte UID, 3: 10 Byte UID)
-int iso14443a_select_card(byte_t *uid_ptr, iso14a_card_select_t *p_hi14a_card, uint32_t *cuid_ptr, bool anticollision, uint8_t num_cascades) {
+// requests ATS unless no_rats is true
+int iso14443a_select_card(byte_t *uid_ptr, iso14a_card_select_t *p_hi14a_card, uint32_t *cuid_ptr, bool anticollision, uint8_t num_cascades, bool no_rats) {
 	uint8_t wupa[]       = { 0x52 };  // 0x26 - REQA  0x52 - WAKE-UP
 	uint8_t sel_all[]    = { 0x93,0x20 };
 	uint8_t sel_uid[]    = { 0x93,0x70,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
@@ -1868,24 +1869,24 @@ int iso14443a_select_card(byte_t *uid_ptr, iso14a_card_select_t *p_hi14a_card, u
 	// non iso14443a compliant tag
 	if( (sak & 0x20) == 0) return 2; 
 
-	// Request for answer to select
+	if (!no_rats) {
-	AppendCrc14443a(rats, 2);
+		// Request for answer to select
-	ReaderTransmit(rats, sizeof(rats), NULL);
+		AppendCrc14443a(rats, 2);
+		ReaderTransmit(rats, sizeof(rats), NULL);
 
-	if (!(len = ReaderReceive(resp, resp_par))) return 0;
+		if (!(len = ReaderReceive(resp, resp_par))) return 0;
 
-	
+		if(p_hi14a_card) {
-	if(p_hi14a_card) {
+			memcpy(p_hi14a_card->ats, resp, len);
-		memcpy(p_hi14a_card->ats, resp, sizeof(p_hi14a_card->ats));
+			p_hi14a_card->ats_len = len;
-		p_hi14a_card->ats_len = len;
+		}
+
+		// reset the PCB block number
+		iso14_pcb_blocknum = 0;
+
+		// set default timeout based on ATS
+		iso14a_set_ATS_timeout(resp);
 	}
-
-	// reset the PCB block number
-	iso14_pcb_blocknum = 0;
-
-	// set default timeout based on ATS
-	iso14a_set_ATS_timeout(resp);
-
 	return 1;	
 }
 
@@ -1971,7 +1972,7 @@ void ReaderIso14443a(UsbCommand *c)
 		iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);
 		if(!(param & ISO14A_NO_SELECT)) {
 			iso14a_card_select_t *card = (iso14a_card_select_t*)buf;
-			arg0 = iso14443a_select_card(NULL, card, NULL, true, 0);
+			arg0 = iso14443a_select_card(NULL, card, NULL, true, 0, param & ISO14A_NO_RATS);
 			cmd_send(CMD_ACK,arg0,card->uidlen,0,buf,sizeof(iso14a_card_select_t));
 		}
 	}
@@ -2168,7 +2169,7 @@ void ReaderMifare(bool first_try)
 			SpinDelay(100);
 		}
 		
-		if(!iso14443a_select_card(uid, NULL, &cuid, true, 0)) {
+		if(!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) {
 			if (MF_DBGLEVEL >= 1)	Dbprintf("Mifare: Can't select card");
 			continue;
 		}

armsrc/iso14443a.h

@@ -27,6 +27,6 @@ extern int ReaderReceive(uint8_t *receivedAnswer, uint8_t *par);
 
 extern void iso14443a_setup(uint8_t fpga_minor_mode);
 extern int iso14_apdu(uint8_t *cmd, uint16_t cmd_len, void *data);
-extern int iso14443a_select_card(uint8_t *uid_ptr, iso14a_card_select_t *resp_data, uint32_t *cuid_ptr, bool anticollision, uint8_t num_cascades);
+extern int iso14443a_select_card(uint8_t *uid_ptr, iso14a_card_select_t *resp_data, uint32_t *cuid_ptr, bool anticollision, uint8_t num_cascades, bool no_rats);
 extern void iso14a_set_trigger(bool enable);
 #endif /* __ISO14443A_H */

armsrc/mifarecmd.c

@@ -59,7 +59,7 @@ void MifareReadBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
 	LED_C_OFF();
 
 	while (true) {
-		if(!iso14443a_select_card(uid, NULL, &cuid, true, 0)) {
+		if(!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) {
 			if (MF_DBGLEVEL >= 1)	Dbprintf("Can't select card");
 			break;
 		};
@@ -106,7 +106,7 @@ void MifareUC_Auth(uint8_t arg0, uint8_t *keybytes){
 
 	clear_trace();
 
-	if(!iso14443a_select_card(NULL, NULL, NULL, true, 0)) {
+	if(!iso14443a_select_card(NULL, NULL, NULL, true, 0, true)) {
 		if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card");
 		OnError(0);
 		return;
@@ -141,7 +141,7 @@ void MifareUReadBlock(uint8_t arg0, uint8_t arg1, uint8_t *datain)
 
 	clear_trace();
 
-	int len = iso14443a_select_card(NULL, NULL, NULL, true, 0);
+	int len = iso14443a_select_card(NULL, NULL, NULL, true, 0, true);
 	if(!len) {
 		if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card (RC:%02X)",len);
 		OnError(1);
@@ -217,7 +217,7 @@ void MifareReadSector(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
 	LED_C_OFF();
 
 	isOK = 1;
-	if(!iso14443a_select_card(uid, NULL, &cuid, true, 0)) {
+	if(!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) {
 		isOK = 0;
 		if (MF_DBGLEVEL >= 1)	Dbprintf("Can't select card");
 	}
@@ -281,7 +281,7 @@ void MifareUReadCard(uint8_t arg0, uint16_t arg1, uint8_t arg2, uint8_t *datain)
 		return;
 	}
 
-	int len = iso14443a_select_card(NULL, NULL, NULL, true, 0);
+	int len = iso14443a_select_card(NULL, NULL, NULL, true, 0, true);
 	if (!len) {
 		if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card (RC:%d)",len);
 		OnError(1);
@@ -383,7 +383,7 @@ void MifareWriteBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
 	LED_C_OFF();
 
 	while (true) {
-			if(!iso14443a_select_card(uid, NULL, &cuid, true, 0)) {
+			if(!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) {
 			if (MF_DBGLEVEL >= 1)	Dbprintf("Can't select card");
 			break;
 		};
@@ -483,7 +483,7 @@ void MifareUWriteBlock(uint8_t arg0, uint8_t arg1, uint8_t *datain)
 
 	clear_trace();
 
-	if(!iso14443a_select_card(NULL, NULL, NULL, true, 0)) {
+	if(!iso14443a_select_card(NULL, NULL, NULL, true, 0, true)) {
 		if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");
 		OnError(0);
 		return;
@@ -542,7 +542,7 @@ void MifareUSetPwd(uint8_t arg0, uint8_t *datain){
 
 	clear_trace();
 
-	if(!iso14443a_select_card(NULL, NULL, NULL, true, 0)) {
+	if(!iso14443a_select_card(NULL, NULL, NULL, true, 0, true)) {
 		if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");
 		OnError(0);
 		return;
@@ -662,7 +662,7 @@ void MifareAcquireEncryptedNonces(uint32_t arg0, uint32_t arg1, uint32_t flags,
 
 		if (!have_uid) { // need a full select cycle to get the uid first
 			iso14a_card_select_t card_info;
-			if(!iso14443a_select_card(uid, &card_info, &cuid, true, 0)) {
+			if(!iso14443a_select_card(uid, &card_info, &cuid, true, 0, true)) {
 				if (MF_DBGLEVEL >= 1)	Dbprintf("AcquireNonces: Can't select card (ALL)");
 				continue;
 			}
@@ -674,7 +674,7 @@ void MifareAcquireEncryptedNonces(uint32_t arg0, uint32_t arg1, uint32_t flags,
 			}
 			have_uid = true;
 		} else { // no need for anticollision. We can directly select the card
-			if(!iso14443a_select_card(uid, NULL, NULL, false, cascade_levels)) {
+			if(!iso14443a_select_card(uid, NULL, NULL, false, cascade_levels, true)) {
 				if (MF_DBGLEVEL >= 1)	Dbprintf("AcquireNonces: Can't select card (UID)");
 				continue;
 			}
@@ -807,7 +807,7 @@ void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *dat
 				continue;
 			}
 
-			if(!iso14443a_select_card(uid, NULL, &cuid, true, 0)) {
+			if(!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) {
 				if (MF_DBGLEVEL >= 1)	Dbprintf("Nested: Can't select card");
 				rtr--;
 				continue;
@@ -881,7 +881,7 @@ void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *dat
 				continue;
 			}
 
-			if(!iso14443a_select_card(uid, NULL, &cuid, true, 0)) {
+			if(!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) {
 				if (MF_DBGLEVEL >= 1)	Dbprintf("Nested: Can't select card");
 				continue;
 			};
@@ -1000,7 +1000,7 @@ void MifareChkKeys(uint16_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
 		// Iceman: use piwi's faster nonce collecting part in hardnested.
 		if (!have_uid) { // need a full select cycle to get the uid first
 			iso14a_card_select_t card_info;
-			if(!iso14443a_select_card(uid, &card_info, &cuid, true, 0)) {
+			if(!iso14443a_select_card(uid, &card_info, &cuid, true, 0, true)) {
 				if (OLD_MF_DBGLEVEL >= 1) 	Dbprintf("ChkKeys: Can't select card");
 				--i; // try same key once again
 				continue;
@@ -1013,7 +1013,7 @@ void MifareChkKeys(uint16_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
 			}
 			have_uid = true;
 		} else { // no need for anticollision. We can directly select the card
-			if(!iso14443a_select_card(uid, NULL, NULL, false, cascade_levels)) {
+			if(!iso14443a_select_card(uid, NULL, NULL, false, cascade_levels, true)) {
 				if (OLD_MF_DBGLEVEL >= 1)	Dbprintf("ChkKeys: Can't select card (UID)");
 				--i; // try same key once again
 				continue;
@@ -1111,7 +1111,7 @@ void MifareECardLoad(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai
 
 	bool isOK = true;
 
-	if(!iso14443a_select_card(uid, NULL, &cuid, true, 0)) {
+	if(!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) {
 		isOK = false;
 		if (MF_DBGLEVEL >= 1)	Dbprintf("Can't select card");
 	}
@@ -1349,7 +1349,7 @@ void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai
 
 		// get UID from chip
 		if (workFlags & 0x01) {
-			if(!iso14443a_select_card(uid, NULL, &cuid, true, 0)) {
+			if(!iso14443a_select_card(uid, NULL, &cuid, true, 0, true)) {
 				if (MF_DBGLEVEL >= 1)	Dbprintf("Can't select card");
 				// Continue, if we set wrong UID or wrong UID checksum or some ATQA or SAK we will can't select card. But we need to write block 0 to make card work.
 				//break;
@@ -1573,7 +1573,7 @@ void Mifare_DES_Auth1(uint8_t arg0, uint8_t *datain){
 	iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);
 	clear_trace();
 
-	int len = iso14443a_select_card(uid, NULL, &cuid, true, 0);
+	int len = iso14443a_select_card(uid, NULL, &cuid, true, 0, true);
 	if(!len) {
 		if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card");
 		OnError(1);

client/cmdhf14a.c

@@ -442,7 +442,7 @@ int CmdHF14ACUIDs(const char *Cmd)
 	// repeat n times
 	for (int i = 0; i < n; i++) {
 		// execute anticollision procedure
-		UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT, 0, 0}};
+		UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_RATS, 0, 0}};
 		SendCommand(&c);
     
 		UsbCommand resp;
@@ -581,6 +581,7 @@ int CmdHF14ACmdRaw(const char *cmd) {
 	bool power = false;
 	bool active = false;
 	bool active_select = false;
+	bool no_rats = false;
 	uint16_t numbits = 0;
 	bool bTimeout = false;
 	uint32_t timeout = 0;
@@ -601,6 +602,7 @@ int CmdHF14ACmdRaw(const char *cmd) {
 		PrintAndLog("       -b    number of bits to send. Useful for send partial byte");
 		PrintAndLog("       -t    timeout in ms");
 		PrintAndLog("       -T    use Topaz protocol to send command");
+		PrintAndLog("       -3    ISO14443-3 select only (skip RATS)");
 		return 0;
 	}
 
@@ -645,6 +647,9 @@ int CmdHF14ACmdRaw(const char *cmd) {
 				case 'T':
 					topazmode = true;
 					break;
+				case '3':
+					no_rats = true;
+					break;
 				default:
 					PrintAndLog("Invalid option");
 					return 0;
@@ -718,6 +723,10 @@ int CmdHF14ACmdRaw(const char *cmd) {
 		c.arg[0] |= ISO14A_TOPAZMODE;
 	}
 
+	if(no_rats) {
+		c.arg[0] |= ISO14A_NO_RATS;
+	}
+
 	// Max buffer is USB_CMD_DATA_SIZE (512)
 	c.arg[1] = (datalen & 0xFFFF) | ((uint32_t)numbits << 16);
 	memcpy(c.d.asBytes,data,datalen);

client/cmdhfmfu.c

@@ -108,7 +108,7 @@ char *getUlev1CardSizeStr( uint8_t fsize ){
 }
 
 static void ul_switch_on_field(void) {
-	UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_DISCONNECT, 0, 0}};
+	UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_DISCONNECT | ISO14A_NO_RATS, 0, 0}};
 	clearCommandBuffer();
 	SendCommand(&c);
 }

client/lualibs/read14a.lua

@@ -22,7 +22,8 @@ local ISO14A_COMMAND = {
 	ISO14A_APPEND_CRC = 0x20,
 	ISO14A_SET_TIMEOUT = 0x40,
 	ISO14A_NO_SELECT = 0x80,
-	ISO14A_TOPAZMODE = 0x100
+	ISO14A_TOPAZMODE = 0x100,
+	ISO14A_NO_RATS = 0x200
 }
 
 local ISO14443a_TYPES = {}		
@@ -92,9 +93,10 @@ end
 
 -- This function does a connect and retrieves som einfo
 -- @param dont_disconnect - if true, does not disable the field
+-- @param no_rats - if true, skips ISO14443-4 select (RATS)
 -- @return if successfull: an table containing card info
 -- @return if unsuccessfull : nil, error
-local function read14443a(dont_disconnect)
+local function read14443a(dont_disconnect, no_rats)
 	local command, result, info, err, data
 
 	command = Command:new{cmd = cmds.CMD_READER_ISO_14443a, 
@@ -102,6 +104,9 @@ local function read14443a(dont_disconnect)
 	if dont_disconnect then
 		command.arg1 = command.arg1 + ISO14A_COMMAND.ISO14A_NO_DISCONNECT
 	end
+	if no_rats then
+		command.arg1 = command.arg1 + ISO14A_COMMAND.ISO14A_NO_RATS
+	end
 	local result,err = sendToDevice(command)
 	if result then
 		local count,cmd,arg0,arg1,arg2 = bin.unpack('LLLL',result)

client/mifarehost.c

@@ -519,20 +519,20 @@ int mfCIdentify()
 	UsbCommand resp;
 	WaitForResponse(CMD_ACK,&resp);
 
-	iso14a_card_select_t card;
+	// iso14a_card_select_t card;
-	memcpy(&card, (iso14a_card_select_t *)resp.d.asBytes, sizeof(iso14a_card_select_t));
+	// memcpy(&card, (iso14a_card_select_t *)resp.d.asBytes, sizeof(iso14a_card_select_t));
 
-	uint64_t select_status = resp.arg[0];		// 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS, 3: proprietary Anticollision
+	// uint64_t select_status = resp.arg[0];		// 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS, 3: proprietary Anticollision
 
-	if(select_status != 0) {
+	// if(select_status != 0) {
-		uint8_t rats[] = { 0xE0, 0x80 }; // FSDI=8 (FSD=256), CID=0
+		// uint8_t rats[] = { 0xE0, 0x80 }; // FSDI=8 (FSD=256), CID=0
-		c.arg[0] = ISO14A_RAW | ISO14A_APPEND_CRC | ISO14A_NO_DISCONNECT;
+		// c.arg[0] = ISO14A_RAW | ISO14A_APPEND_CRC | ISO14A_NO_DISCONNECT;
-		c.arg[1] = 2;
+		// c.arg[1] = 2;
-		c.arg[2] = 0;
+		// c.arg[2] = 0;
-		memcpy(c.d.asBytes, rats, 2);
+		// memcpy(c.d.asBytes, rats, 2);
-		SendCommand(&c);
+		// SendCommand(&c);
-		WaitForResponse(CMD_ACK,&resp);
+		// WaitForResponse(CMD_ACK,&resp);
-	}
+	// }
 
 	c.cmd = CMD_MIFARE_CIDENT;
 	c.arg[0] = 0;

client/scripts/14araw.lua

@@ -17,6 +17,8 @@ Arguments:
 	-p 				stay connected - dont inactivate the field
 	-x <payload> 	Data to send (NO SPACES!)
 	-d 				Debug flag
+	-t				Topaz mode
+	-3				Skip ISO14443-4 select
 
 Examples : 
 
@@ -70,6 +72,7 @@ function help()
 	print(example)
 end
 
+
 --- 
 -- The main entry point
 function main(args)
@@ -83,15 +86,19 @@ function main(args)
 	local stayconnected = false
 	local payload = nil
 	local doconnect = true
+	local topaz_mode = false
+	local no_rats = false
 
 	-- Read the parameters
-	for o, a in getopt.getopt(args, 'corcpx:') do
+	for o, a in getopt.getopt(args, 'orcpx:dt3') do
 		if o == "o" then doconnect = false end		
 		if o == "r" then ignore_response = true end
 		if o == "c" then appendcrc = true end
 		if o == "p" then stayconnected = true end
 		if o == "x" then payload = a end
 		if o == "d" then DEBUG = true end
+		if o == "t" then topaz_mode = true end
+		if o == "3" then no_rats = true end
 	end
 
 	-- First of all, connect
@@ -99,7 +106,7 @@ function main(args)
 		dbg("doconnect")
 		-- We reuse the connect functionality from a 
 		-- common library
-		info, err = lib14a.read1443a(true)
+		info, err = lib14a.read1443a(true, no_rats)
 
 		if err then return oops(err) end
 		print(("Connected to card, uid = %s"):format(info.uid))
@@ -107,7 +114,7 @@ function main(args)
 
 	-- The actual raw payload, if any
 	if payload then
-		res,err = sendRaw(payload,{ignore_response = ignore_response})
+		res,err = sendRaw(payload,{ignore_response = ignore_response, topaz_mode = topaz_mode})
 		if err then return oops(err) end
 	
 		if not ignoreresponse then 
@@ -137,11 +144,11 @@ function showdata(usbpacket)
 end
 
 
-
 function sendRaw(rawdata, options)
 	print(">> ", rawdata)
 	
 	local flags = lib14a.ISO14A_COMMAND.ISO14A_NO_DISCONNECT + lib14a.ISO14A_COMMAND.ISO14A_RAW
+	if options.topaz_mode == true then flags = flags + lib14a.ISO14A_COMMAND.ISO14A_TOPAZMODE end
 
 	local command = Command:new{cmd = cmds.CMD_READER_ISO_14443a, 
 									arg1 = flags, -- Send raw 

client/scripts/didump.lua

@@ -406,7 +406,7 @@ function main(args)
 
 	-- GET TAG UID
 	
-	result, err = lib14a.read1443a(false)
+	result, err = lib14a.read1443a(false, true)
 	if not result then
 		return oops(err)
 	end

client/scripts/formatMifare.lua

@@ -71,7 +71,7 @@ end
 --
 -- Read information from a card
 function GetCardInfo()
-	result, err = lib14a.read1443a(false)
+	result, err = lib14a.read1443a(false, true)
 	if not result then
 		print(err)
 		return

client/scripts/mfkeys.lua

@@ -170,7 +170,7 @@ local function main( args)
 
 	print(desc);
 
-	result, err = reader.read1443a()
+	result, err = reader.read1443a(false, true)
 	if not result then
 		print(err)
 		return

client/scripts/mifare_autopwn.lua

@@ -56,7 +56,7 @@ end
 -- @return if unsuccessfull : nil, error
 function wait_for_mifare()
 	while not core.ukbhit() do
-		res, err = reader.read1443a()
+		res, err = reader.read1443a(false, true)
 		if res then return res end
 		-- err means that there was no response from card
 	end

client/scripts/tnp3clone.lua

@@ -122,7 +122,7 @@ local function main(args)
 
 	
 	-- find tag
-	result, err = lib14a.read1443a(false)
+	result, err = lib14a.read1443a(false, true)
 	if not result then return oops(err)	end
 
 	-- load keys

client/scripts/tnp3dump.lua

@@ -127,7 +127,7 @@ local function main(args)
 	local cmdSetDbgOff = "hf mf dbg 0"
 	core.console( cmdSetDbgOff) 
 	
-	result, err = lib14a.read1443a(false)
+	result, err = lib14a.read1443a(false, true)
 	if not result then
 		return oops(err)
 	end

include/mifare.h

@@ -34,7 +34,8 @@ typedef enum ISO14A_COMMAND {
 	ISO14A_APPEND_CRC =			(1 << 5),
 	ISO14A_SET_TIMEOUT =		(1 << 6),
 	ISO14A_NO_SELECT =			(1 << 7),
-	ISO14A_TOPAZMODE =			(1 << 8)
+	ISO14A_TOPAZMODE =			(1 << 8),
+	ISO14A_NO_RATS =			(1 << 9)
 } iso14a_command_t;
 
 typedef struct {