Radiolink/RC4G

1 ID / 1 set of frequency

Lua_scripts/MultiChan.txt

@@ -156,6 +156,7 @@
 74,0,RadioLink,Surface,0,CH5,CH6,CH7,CH8,FS_CH1,FS_CH2,FS_CH3,FS_CH4,FS_CH5,FS_CH6,FS_CH7,FS_CH8
 74,1,RadioLink,Air,0,CH5,CH6,CH7,CH8,FS_CH1,FS_CH2,FS_CH3,FS_CH4,FS_CH5,FS_CH6,FS_CH7,FS_CH8
 74,2,RadioLink,DumboRC,0,CH5,CH6,CH7,CH8,FS_CH1,FS_CH2,FS_CH3,FS_CH4,FS_CH5,FS_CH6,FS_CH7,FS_CH8
+74,3,RadioLink,RC4G,0,CH5,FS_CH1,FS_CH2,FS_CH3,FS_CH4
 76,0,Realacc,R11,1,Flip,Light,Calib,HLess,RTH,UNK
 50,0,Redpine,Fast,0,sCH5,sCH6,sCH7,sCH8,sCH9,sCH10,sCH11,sCH12,sCH13,sCH14,sCH15,sCH16
 50,1,Redpine,Slow,0,sCH5,sCH6,sCH7,sCH8,sCH9,sCH10,sCH11,sCH12,sCH13,sCH14,sCH15,sCH16
@@ -212,4 +213,4 @@
 94,0,Scorpio
 95,0,Bluefly,HP100,0,CH5,CH6,CH7,CH8
 96,0,BumbleB
-97,0,SGF22,Std,1,Mode,Flip,LED,Pict
+97,0,SGF22,Std,1,Mode,Flip,LED,Pict,Video

Multiprotocol/Multi.txt

@@ -71,7 +71,7 @@
 71,JJRC345,JJRC345,SkyTmblr
 72,Q90C
 73,Kyosho,FHSS,Hype
-74,RadioLink,Surface,Air,DumboRC
+74,RadioLink,Surface,Air,DumboRC,RC4G
 75,---
 76,Realacc,R11
 77,OMP

Multiprotocol/Multi_Protos.ino

@@ -168,7 +168,7 @@ const char STR_SUBTYPE_WFLY2[] =      "\x05""RF20x";
 const char STR_SUBTYPE_HOTT[] =       "\x07""Sync\0  ""No_Sync";
 const char STR_SUBTYPE_PELIKAN[] =    "\x05""Pro\0 ""Lite\0""SCX24";
 const char STR_SUBTYPE_V761[] =       "\x05""3ch\0 ""4ch\0 ""TOPRC";
-const char STR_SUBTYPE_RLINK[] =      "\x07""Surface""Air\0   ""DumboRC";
+const char STR_SUBTYPE_RLINK[] =      "\x07""Surface""Air\0   ""DumboRC""RC4G\0  ";
 const char STR_SUBTYPE_REALACC[] =    "\x03""R11";
 const char STR_SUBTYPE_KYOSHO[] =     "\x04""FHSS""Hype";
 const char STR_SUBTYPE_KYOSHO2[] =    "\x05""KT-17";
@@ -431,7 +431,7 @@ const mm_protocol_definition multi_protocols[] = {
 		{PROTO_Q90C,       STR_Q90C,      NO_SUBTYPE,            0, OPTION_RFTUNE,  0, 0, SW_NRF,    Q90C_init,       Q90C_callback       },
 	#endif
 	#if defined(RLINK_CC2500_INO)
-		{PROTO_RLINK,      STR_RLINK,     STR_SUBTYPE_RLINK,     3, OPTION_RFTUNE,  0, 0, SW_CC2500, RLINK_init,      RLINK_callback      },
+		{PROTO_RLINK,      STR_RLINK,     STR_SUBTYPE_RLINK,     4, OPTION_RFTUNE,  0, 0, SW_CC2500, RLINK_init,      RLINK_callback      },
 	#endif
 	#if defined(REALACC_NRF24L01_INO)
 		{PROTO_REALACC,    STR_REALACC,   STR_SUBTYPE_REALACC,   1, OPTION_NONE,    0, 0, SW_NRF,    REALACC_init,    REALACC_callback    },

Multiprotocol/Multiprotocol.h

@@ -451,6 +451,7 @@ enum RLINK
 	RLINK_SURFACE	= 0,
 	RLINK_AIR		= 1,
 	RLINK_DUMBORC	= 2,
+	RLINK_RC4G		= 3,
 };
 enum MOULDKG
 {

Multiprotocol/RadioLink_cc2500.ino

@@ -18,7 +18,11 @@
 
 #include "iface_cc2500.h"
 
+//#define RLINK_DEBUG
+//#define RLINK_DEBUG_TELEM
+
 //#define RLINK_FORCE_ID
+#define RLINK_RC4G_FORCE_ID
 
 #define RLINK_TX_PACKET_LEN	33
 #define RLINK_RX_PACKET_LEN	15
@@ -97,16 +101,37 @@ static void __attribute__((unused)) RLINK_hop()
 
 static void __attribute__((unused)) RLINK_TXID_init()
 {
+	#ifdef RLINK_RC4G_FORCE_ID
+		//TODO: test any ID
+		if(sub_protocol==RLINK_RC4G)
+		{
+			rx_tx_addr[1]=0x77;
+			rx_tx_addr[2]=0x00;
+			rx_tx_addr[3]=0x00;
+		}
+	#endif
 	#ifdef RLINK_FORCE_ID
-		//surface RC6GS
-		memcpy(rx_tx_addr,"\x3A\x99\x22\x3A",RLINK_TX_ID_LEN);
-		//air T8FB
-		//memcpy(rx_tx_addr,"\xFC\x11\x0D\x20",RLINK_TX_ID_LEN);
+		if(sub_protocol==RLINK_SURFACE)
+			memcpy(rx_tx_addr,"\x3A\x99\x22\x3A",RLINK_TX_ID_LEN);	//surface RC6GS
+		else
+			memcpy(rx_tx_addr,"\xFC\x11\x0D\x20",RLINK_TX_ID_LEN);	//air T8FB
 	#endif
 	// channels order depend on ID
+	if(sub_protocol!=RLINK_RC4G)
 		RLINK_hop();
+	else
+	{
+		// Find 2 unused channels
+		//  first  channel is a multiple of 3 between 00 and 5D
+		//  second channel is a multiple of 3 between 63 and BD
+		//TODO: find 2 unused channels
+		#ifdef RLINK_RC4G_FORCE_ID
+			hopping_frequency[0] = 0x03;
+			hopping_frequency[1] = 0x6F;
+		#endif
+	}
 
- 	#if 0
+ 	#ifdef RLINK_DEBUG
 		debug("ID:");
 		for(uint8_t i=0;i<RLINK_TX_ID_LEN;i++)
 			debug(" 0x%02X",rx_tx_addr[i]);
@@ -138,6 +163,8 @@ static void __attribute__((unused)) RLINK_rf_init()
 		CC2500_WriteReg(4, 0xBA);
 		CC2500_WriteReg(5, 0xDC);
 	}
+	else if(sub_protocol==RLINK_RC4G)
+		CC2500_WriteReg(5, 0xA5);
 		
 	CC2500_WriteReg(CC2500_0C_FSCTRL0, option);
 	
@@ -219,18 +246,71 @@ static void __attribute__((unused)) RLINK_send_packet()
 	packet_count++;
 	if(packet_count>5) packet_count=0;
 
-	//debugln("C= 0x%02X",hopping_frequency[pseudo & 0x0F]);
-	//debug("P=");
-	//for(uint8_t i=1;i<RLINK_TX_PACKET_LEN+1;i++)
-	//	debug(" 0x%02X",packet[i]);
-	//debugln("");
+	#ifdef RLINK_DEBUG
+		debugln("C= 0x%02X",hopping_frequency[pseudo & 0x0F]);
+		debug("P=");
+		for(uint8_t i=1;i<RLINK_TX_PACKET_LEN+1;i++)
+			debug(" 0x%02X",packet[i]);
+		debugln("");
+	#endif
+}
+
+static void __attribute__((unused)) RLINK_RC4G_send_packet()
+{
+	uint32_t val;
+	//hop
+	CC2500_WriteReg(CC2500_0A_CHANNR, hopping_frequency[packet_count>>1]);
+	#ifdef RLINK_DEBUG
+		debug("C= 0x%02X ",hopping_frequency[packet_count>>1]);
+	#endif
+	// packet length
+	packet[0] = 0x0F;
+	//address
+	memcpy(&packet[1], &rx_tx_addr[1], 3);
+	//channels
+	for(uint i=0;i<2;i++)
+	{
+		val = Channel_data[2*i  ] +400 -24;
+		packet[4+i*2] = val;
+		packet[8+i  ] = val>>8;
+		val = Channel_data[2*i+1] +400 -24;
+		packet[5+i*2] = val;
+		packet[8+i  ] |= (val>>4) & 0xF0;
+	}
+	//special channel which is linked to gyro on the orginal TX but allocating it on CH5 here
+	packet[10] = convert_channel_16b_limit(CH5,0,100);
+	//failsafe
+	for(uint8_t i=0;i<4;i++)
+		packet[11+i] = convert_channel_16b_limit(CH6+i,0,200);
+	//next hop
+	packet_count++;
+	packet_count &= 0x03;
+	packet[15] = hopping_frequency[packet_count>>1];
+	// send packet
+	CC2500_WriteData(packet, 16);
+
+	#ifdef RLINK_DEBUG
+		debug("P=");
+		for(uint8_t i=1;i<16;i++)
+		debug(" 0x%02X",packet[i]);
+		debugln("");
+	#endif
 }
 
 #define RLINK_TIMING_PROTO	20000-100		// -100 for compatibility with R8EF
 #define RLINK_TIMING_RFSEND	10500
 #define RLINK_TIMING_CHECK	2000
+#define RLINK_RC4G_TIMING_PROTO 14460
 uint16_t RLINK_callback()
 {
+	if(sub_protocol == RLINK_RC4G)
+	{
+		#ifdef MULTI_SYNC
+			telemetry_set_input_sync(RLINK_RC4G_TIMING_PROTO);
+		#endif
+		RLINK_RC4G_send_packet();
+		return RLINK_RC4G_TIMING_PROTO;
+	}
 	switch(phase)
 	{
 		case RLINK_DATA:
@@ -259,13 +339,16 @@ uint16_t RLINK_callback()
 			len = CC2500_ReadReg(CC2500_3B_RXBYTES | CC2500_READ_BURST) & 0x7F;	
 			if (len == RLINK_RX_PACKET_LEN + 1 + 2)			//Telemetry frame is 15 bytes + 1 byte for length + 2 bytes for RSSI&LQI&CRC
 			{
-				//debug("Telem:");
+				#ifdef RLINK_DEBUG_TELEM
+					debug("Telem:");
+				#endif
 				CC2500_ReadData(packet_in, len);
 				if(packet_in[0]==RLINK_RX_PACKET_LEN && (packet_in[len-1] & 0x80) && memcmp(&packet[2],rx_tx_addr,RLINK_TX_ID_LEN)==0 && packet_in[6]==packet[1])
 				{//Correct telemetry received: length, CRC, ID and type
-					//Debug
-					//for(uint8_t i=0;i<len;i++)
-					//	debug(" %02X",packet_in[i]);
+					#ifdef RLINK_DEBUG_TELEM
+						for(uint8_t i=0;i<len;i++)
+							debug(" %02X",packet_in[i]);
+					#endif
 					TX_RSSI = packet_in[len-2];
 					if(TX_RSSI >=128)
 						TX_RSSI -= 128;
@@ -278,7 +361,9 @@ uint16_t RLINK_callback()
 					pps_counter++;
 					packet_count=0;
 				}
-				//debugln("");
+				#ifdef RLINK_DEBUG_TELEM
+					debugln("");
+				#endif
 			}
 			if (millis() - pps_timer >= 2000)
 			{//1 telemetry packet every 100ms

Multiprotocol/_Config.h

@@ -796,10 +796,13 @@ const PPM_Parameters PPM_prot[14*NBR_BANKS]=	{
 		RLINK_SURFACE
 		RLINK_AIR
 		RLINK_DUMBORC
+		RLINK_RC4G
 	PROTO_SCANNER
 		NONE
 	PROTO_SCORPIO
 		NONE
+	PROTO_SGF22
+		NONE
 	PROTO_SHENQI
 		NONE
 	PROTO_SKYARTEC

Protocols_Details.md

@@ -1001,6 +1001,17 @@ Telemetry: RX_RSSI (for the original value add -256), TX_RSSI, TX_QLY (0..100%)
 ### Sub_protocol DumboRC - *2*
 Compatible RXs: X6/X6F/X6FG
 
+### Sub_protocol RC4G - *3*
+Compatible RXs: R4EH-G(/R4EH-H)
+
+CH1|CH2|CH3|CH4|CH5|CH6|CH7|CH8|CH9
+---|---|---|---|---|---|---|---|---
+CH1|CH2|CH3|CH4|CH5|FS_CH1|FS_CH2|FS_CH3|FS_CH4
+
+FS=FailSafe
+
+CH5 is driven by CH3 on the original TX, gyro sensibility?
+
 ## Futaba - *21*
 Also called SFHSS depending on radio version.
 
@@ -1942,9 +1953,9 @@ Only 1 ID !!! Need more TX dumps.
 
 Model: SGF22
 
-CH1|CH2|CH3|CH4|CH5|CH6|CH7|CH8
----|---|---|---|---|---|---|---
-A|E|T|R|MODE|FLIP|LIGHT|PHOTO
+CH1|CH2|CH3|CH4|CH5|CH6|CH7|CH8|CH9
+---|---|---|---|---|---|---|---|---
+A|E|T|R|MODE|FLIP|LIGHT|PHOTO|VIDEO
 
 ## Shenqi - *19*
 Autobind protocol