XK: new subprotocol Cars

Removed:
 - deadband which was needed on the planes
- force bind since the cars remember the bind info
-

Lua_scripts/MultiChan.txt

@@ -188,6 +188,7 @@
 30,5,WK2x01,W6HEL_I,0,Gear,Col,Gyro
 62,0,XK,X450,1,FMode,TakeOf,Emerg,3D_6G,Pict,Video
 62,1,XK,X420,1,FMode,TakeOf,Emerg,3D_6G,Pict,Video
+62,2,XK,Cars,0,FMode,TakeOf,Emerg,3D_6G,Pict,Video
 8,0,YD717,Std,1,Flip,Light,Pict,Video,HLess
 8,1,YD717,SkyWlkr,1,Flip,Light,Pict,Video,HLess
 8,2,YD717,Simax4,1,Flip,Light,Pict,Video,HLess

Multiprotocol/Multi.txt

@@ -59,7 +59,7 @@
 59,Bayang_RX,Multi,CPPM
 60,Pelikan,Pro,Lite,SCX24
 61,Tiger
-62,XK,X450,X420
+62,XK,X450,X420,Cars
 63,XN_DUMP,250K,1M,2M,AUTO
 64,FrskyX2,CH_16,CH_8,EU_16,EU_8,Cloned
 65,FrSkyR9,915MHz,868MHz,915_8ch,868_8ch,FCC,--,FCC_8ch,--_8ch

Multiprotocol/Multi_Protos.ino

@@ -158,7 +158,7 @@ const char STR_SUBTYPE_XN297DUMP[] =  "\x07""250Kbps""1Mbps\0 ""2Mbps\0 ""Auto\0
 const char STR_SUBTYPE_ESKY150[] =    "\x03""4ch""7ch";
 const char STR_SUBTYPE_ESKY150V2[] =  "\x05""150V2";
 const char STR_SUBTYPE_V911S[] =      "\x05""V911S""E119\0";
-const char STR_SUBTYPE_XK[] =         "\x04""X450""X420";
+const char STR_SUBTYPE_XK[] =         "\x04""X450""X420""Cars";
 const char STR_SUBTYPE_FRSKYR9[] =    "\x07""915MHz\0""868MHz\0""915 8ch""868 8ch""FCC\0   ""--\0    ""FCC 8ch""-- 8ch\0";
 const char STR_SUBTYPE_ESKY[] =       "\x03""Std""ET4";
 const char STR_SUBTYPE_PROPEL[] =     "\x04""74-Z";
@@ -489,7 +489,7 @@ const mm_protocol_definition multi_protocols[] = {
 		{PROTO_XERALL,     STR_XERALL,    NO_SUBTYPE,            0, OPTION_NONE,    0, 0, SW_NRF,    XERALL_init,     XERALL_callback     },	
 	#endif
 	#if defined(XK_CCNRF_INO)
-		{PROTO_XK,         STR_XK,        STR_SUBTYPE_XK,        2, OPTION_RFTUNE,  0, 0, SW_NRF,    XK_init,         XK_callback         },	
+		{PROTO_XK,         STR_XK,        STR_SUBTYPE_XK,        3, OPTION_RFTUNE,  0, 0, SW_NRF,    XK_init,         XK_callback         },	
 	#endif
 	#if defined(XN297DUMP_NRF24L01_INO)
 		{PROTO_XN297DUMP,  STR_XN297DUMP, STR_SUBTYPE_XN297DUMP, 6, OPTION_RFCHAN,  0, 0, SW_NRF,    XN297Dump_init,  XN297Dump_callback  },

Multiprotocol/Multiprotocol.h

@@ -376,6 +376,7 @@ enum XK
 {
 	X450	= 0,
 	X420	= 1,
+	XK_CARS	= 2,
 };
 enum XN297DUMP
 {

Multiprotocol/XK_ccnrf.ino

@@ -29,11 +29,18 @@ Multiprotocol is distributed in the hope that it will be useful,
 
 static uint16_t __attribute__((unused)) XK_convert_channel(uint8_t num)
 {
-	// Introduce deadband on all channels to prevent twitching
-	//debug("val:%d",val);
-	uint16_t val=convert_channel_8b_limit_deadband(num,0x00,0x80, 0xFF, 40)<<2;
-	//debugln(",%d",val);
-
+	uint16_t val;
+
+	if(sub_protocol != XK_CARS)
+	{
+		// Introduce deadband on all channels to prevent twitching
+		//debug("val:%d",val);
+		val=convert_channel_8b_limit_deadband(num,0x00,0x80, 0xFF, 40)<<2;
+		//debugln(",%d",val);
+	}
+	else
+		val=convert_channel_16b_limit(num,0x00,0x3FF);
+
 	// 1FF..01=left, 00=center, 200..3FF=right
 	if(val==0x200)
 		val=0;									// 0
@@ -187,7 +194,7 @@ static void __attribute__((unused)) XK_initialize_txid()
 
 static void __attribute__((unused)) XK_RF_init()
 {
-	XN297_Configure(XN297_CRCEN, XN297_SCRAMBLED, sub_protocol==X420 ? XN297_1M : XN297_250K);
+	XN297_Configure(XN297_CRCEN, XN297_SCRAMBLED, sub_protocol==X450 ? XN297_250K : XN297_1M );
 	XN297_SetTXAddr((uint8_t*)"\x68\x94\xA6\xD5\xC3", 5);						// Bind address
 	XN297_HoppingCalib(XK_RF_BIND_NUM_CHANNELS+XK_RF_NUM_CHANNELS);				// Calibrate all channels
 }
@@ -209,7 +216,8 @@ uint16_t XK_callback()
 
 void XK_init()
 {
-	BIND_IN_PROGRESS;															// Autobind protocol
+	if(sub_protocol != XK_CARS)
+		BIND_IN_PROGRESS;															// Autobind protocol
 	XK_initialize_txid();
 	XK_RF_init();
 	hopping_frequency_no = 0;

Multiprotocol/_Config.h

@@ -846,6 +846,7 @@ const PPM_Parameters PPM_prot[14*NBR_BANKS]=	{
 	PROTO_XK
 		X450
 		X420
+		XK_CARS
 	PROTO_YD717
 		YD717
 		SKYWLKR

Protocols_Details.md

@@ -131,7 +131,7 @@ CFlie|38|CFlie||||||||NRF24L01|
 [Q2X2](Protocols_Details.md#Q2X2---29)|29|Q222|Q242|Q282||||||NRF24L01|
 [Q303](Protocols_Details.md#Q303---31)|31|Q303|CX35|CX10D|CX10WD|||||NRF24L01|XN297
 [Q90C](Protocols_Details.md#Q90C---72)|72|Q90C*||||||||NRF24L01|XN297
-[RadioLink](Protocols_Details.md#RadioLink---74)|74|Surface|Air|DumboRC||||||CC2500|
+[RadioLink](Protocols_Details.md#RadioLink---74)|74|Surface|Air|DumboRC|RC4G|||||CC2500|
 [Realacc](Protocols_Details.md#Realacc---76)|76|R11||||||||NRF24L01|
 [Redpine](Protocols_Details.md#Redpine---50)|50|FAST|SLOW|||||||NRF24L01|XN297
 [Scanner](Protocols_Details.md#Scanner---54)|54|||||||||CC2500|
@@ -150,7 +150,7 @@ CFlie|38|CFlie||||||||NRF24L01|
 [WFLY2](Protocols_Details.md#WFLY2---79)|79|RF20x||||||||A7105|
 [WK2x01](Protocols_Details.md#WK2X01---30)|30|WK2801|WK2401|W6_5_1|W6_6_1|W6_HEL|W6_HEL_I|||CYRF6936|
 [XERALL](Protocols_Details.md#XERALL---91)|91|Tank||||||||NRF24L01|XN297
-[XK](Protocols_Details.md#XK---62)|62|X450|X420|||||||NRF24L01|XN297
+[XK](Protocols_Details.md#XK---62)|62|X450|X420|Cars||||||NRF24L01|XN297
 [YD717](Protocols_Details.md#YD717---8)|8|YD717|SKYWLKR|SYMAX4|XINXUN|NIHUI||||NRF24L01|
 [ZSX](Protocols_Details.md#ZSX---52)|52|280||||||||NRF24L01|XN297
 * "*" Sub Protocols designated by * suffix are using a XN297L@250kbps which will be emulated by default with the NRF24L01. If option (freq tune) is diffrent from 0, the CC2500 module (if installed) will be used instead. Each specific sub protocol has a more detailed explanation.
@@ -1430,6 +1430,9 @@ If only a NRF24L01 is installed then this sub protocol might be problematic beca
 ### Sub_protocol X420 - *1*
 Models: XK X420/X520 (TX=X4), WLtoys 284131/284161/284010 
 
+### Sub_protocol Cars - *2*
+Models: WLtoys cars 284131/284161/284010/...
+
 ***
 # NRF24L01 RF Module