New protocol POTENSIC

Model: A20
Protocol number: 51
Sub protocol: none
Channels:
- CH5 TAKE_OFF/LANDING: momentary switch -100% -> +100%
- CH6 EMERGENCY: Stop +100%
- CH7 MODE: MODE: Beginner -100%, Medium 0%, Advanced +100%
- CH8 HEADLESS: Off -100%, On +100%

Multiprotocol/Multi.txt

@@ -48,4 +48,5 @@
 48,V761
 49,KF606
 50,REDPINE,FAST,SLOW
+51,POTENSIC,A20
 63,XN_DUMP,250K,1M,2M

Multiprotocol/Multiprotocol.h

@@ -19,7 +19,7 @@
 #define VERSION_MAJOR		1
 #define VERSION_MINOR		2
 #define VERSION_REVISION	1
-#define VERSION_PATCH_LEVEL	62
+#define VERSION_PATCH_LEVEL	63
 
 //******************
 // Protocols
@@ -77,6 +77,7 @@ enum PROTOCOLS
 	PROTO_V761		= 48,	// =>NRF24L01
 	PROTO_KF606		= 49,	// =>NRF24L01
 	PROTO_REDPINE	= 50,	// =>CC2500
+	PROTO_POTENSIC	= 51,	// =>NRF24L01
 	PROTO_XN297DUMP	= 63,	// =>NRF24L01
 };
 
@@ -620,6 +621,7 @@ Serial: 100000 Baud 8e2      _ xxxx xxxx p --
 					V761		48
 					KF606		49
 					REDPINE		50
+					POTENSIC	51
    BindBit=>		0x80	1=Bind/0=No
    AutoBindBit=>	0x40	1=Yes /0=No
    RangeCheck=>		0x20	1=Yes /0=No

Multiprotocol/Multiprotocol.ino

@@ -1247,6 +1247,12 @@ static void protocol_init()
 						remote_callback = KF606_callback;
 						break;
 				#endif
+				#if defined(POTENSIC_NRF24L01_INO)
+					case PROTO_POTENSIC:
+						next_callback=initPOTENSIC();
+						remote_callback = POTENSIC_callback;
+						break;
+				#endif
 				#if defined(XN297DUMP_NRF24L01_INO)
 					case PROTO_XN297DUMP:
 						next_callback=initXN297Dump();

Multiprotocol/POTENSIC_nrf24l01.ino

@@ -0,0 +1,124 @@
+/*
+ This project is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+Multiprotocol is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ GNU General Public License for more details.
+ You should have received a copy of the GNU General Public License
+ along with Multiprotocol.  If not, see <http://www.gnu.org/licenses/>.
+  */
+
+#if defined(POTENSIC_NRF24L01_INO)
+
+#include "iface_nrf24l01.h"
+
+//#define FORCE_POTENSIC_ORIGINAL_ID
+
+#define POTENSIC_PACKET_PERIOD		4100 // Timeout for callback in uSec
+#define POTENSIC_INITIAL_WAIT		500
+#define POTENSIC_PACKET_SIZE		10
+#define POTENSIC_BIND_COUNT			400
+#define POTENSIC_RF_NUM_CHANNELS	4
+
+static void __attribute__((unused)) POTENSIC_set_checksum()
+{
+	uint8_t checksum = packet[1];
+	for(uint8_t i=2; i<POTENSIC_PACKET_SIZE-2; i++)
+		checksum += packet[i];
+	packet[8] |= checksum & 0x0f;
+}
+
+static void __attribute__((unused)) POTENSIC_send_packet()
+{
+	packet[8]=0;
+	if(IS_BIND_IN_PROGRESS)
+	{
+		packet[0] = 0x61;
+		memcpy(&packet[1],rx_tx_addr,5);
+		packet[6] = 0x20;
+		packet[7] = 0xC0;
+	}
+	else
+	{ 
+		packet[0] = 0x64;
+		packet[1] = convert_channel_16b_limit(THROTTLE,0,100)&0xFE;
+		uint8_t elevator=convert_channel_8b(ELEVATOR)>>3;			
+		packet[2] = ((255-convert_channel_8b(RUDDER))&0xF8)|(elevator>>2);
+		packet[3] = (elevator<<6)|(((255-convert_channel_8b(AILERON))>>2)&0xFE);
+		packet[4] = 0x20;	// Trim
+		packet[5] = 0x20	// Trim
+					| GET_FLAG(CH7_SW, 0x80);			// High: +100%
+		packet[6] = 0x20;	// Trim
+		packet[7] = 0x40								// Low: -100%
+					| GET_FLAG((Channel_data[CH7] > CHANNEL_MIN_COMMAND && !CH7_SW), 0x80)	// Medium: 0%
+					| GET_FLAG((CH5_SW||CH6_SW), 0x02)	// Momentary Take off/Landing + Emergency
+					| GET_FLAG(CH8_SW, 0x04);			// Headless: -100%=off,+100%=on
+		packet[8] = GET_FLAG(CH6_SW, 0x80);				// Emergency
+	}
+	POTENSIC_set_checksum();
+	packet[9] = hopping_frequency_no;
+	NRF24L01_WriteReg(NRF24L01_05_RF_CH, hopping_frequency[hopping_frequency_no&0x03]);
+	hopping_frequency_no++;
+	// Power on, TX mode, 2byte CRC
+	XN297_Configure(_BV(NRF24L01_00_EN_CRC) | _BV(NRF24L01_00_CRCO) | _BV(NRF24L01_00_PWR_UP));
+	NRF24L01_WriteReg(NRF24L01_07_STATUS, 0x70);
+	NRF24L01_FlushTx();
+	XN297_WritePayload(packet, POTENSIC_PACKET_SIZE);
+	NRF24L01_SetPower();
+}
+
+static void __attribute__((unused)) POTENSIC_init()
+{
+	NRF24L01_Initialize();
+	NRF24L01_SetTxRxMode(TX_EN);
+	NRF24L01_FlushTx();
+	NRF24L01_FlushRx();
+	if(IS_BIND_IN_PROGRESS)
+		XN297_SetTXAddr((uint8_t*)"\x01\x01\x01\x01\x06", 5);	// Bind address
+	else
+		XN297_SetTXAddr(rx_tx_addr,5);							// Normal address
+	NRF24L01_WriteReg(NRF24L01_01_EN_AA, 0x00);			// No Auto Acknowldgement on all data pipes
+	NRF24L01_WriteReg(NRF24L01_02_EN_RXADDR, 0x01);		// Enable data pipe 0 only
+	NRF24L01_WriteReg(NRF24L01_03_SETUP_AW, 0x03);		// set address length (5 bytes)
+	NRF24L01_WriteReg(NRF24L01_04_SETUP_RETR, 0x00);	// no retransmits
+	NRF24L01_SetBitrate(NRF24L01_BR_1M);				// 1Mbps
+	NRF24L01_SetPower();
+	NRF24L01_Activate(0x73);							// Activate feature register
+	NRF24L01_WriteReg(NRF24L01_1C_DYNPD, 0x00);			// Disable dynamic payload length on all pipes
+	NRF24L01_WriteReg(NRF24L01_1D_FEATURE, 0x01);
+	NRF24L01_Activate(0x73);
+}
+
+static void __attribute__((unused)) POTENSIC_initialize_txid()
+{
+	#ifdef FORCE_POTENSIC_ORIGINAL_ID
+		memcpy(rx_tx_addr,(uint8_t *)"\xF6\xE0\x20\x00\x0E",5);
+	#endif
+	memcpy(hopping_frequency,(uint8_t *)"\x32\x3E\x3A\x36",POTENSIC_RF_NUM_CHANNELS); //50, 62, 58, 54
+}
+
+uint16_t POTENSIC_callback()
+{
+	if(IS_BIND_IN_PROGRESS)
+		if(--bind_counter==0)
+		{
+			BIND_DONE;
+			XN297_SetTXAddr(rx_tx_addr,5);
+		}
+	POTENSIC_send_packet();
+	return POTENSIC_PACKET_PERIOD;
+}
+
+uint16_t initPOTENSIC(void)
+{
+	bind_counter = POTENSIC_BIND_COUNT;
+	POTENSIC_initialize_txid();
+	POTENSIC_init();
+	hopping_frequency_no = 0;
+	return	POTENSIC_INITIAL_WAIT;
+}
+
+#endif

Multiprotocol/Validate.h

@@ -196,6 +196,7 @@
 	#undef	V761_NRF24L01_INO
 	#undef	V911S_NRF24L01_INO
 	#undef	XN297L_CC2500_EMU
+	#undef	POTENSIC_NRF24L01_INO
 #endif
 
 //Make sure telemetry is selected correctly

Multiprotocol/_Config.h

@@ -200,7 +200,8 @@
 #define	KN_NRF24L01_INO
 #define	MJXQ_NRF24L01_INO
 #define	MT99XX_NRF24L01_INO
-#define NCC1701_NRF24L01_INO
+#define	NCC1701_NRF24L01_INO
+#define	POTENSIC_NRF24L01_INO
 #define	Q303_NRF24L01_INO
 #define	SHENQI_NRF24L01_INO
 #define	SLT_NRF24L01_INO
@@ -592,6 +593,8 @@ const PPM_Parameters PPM_prot[14*NBR_BANKS]=	{
 		FY805
 	PROTO_NCC1701
 		NONE
+	PROTO_POTENSIC
+		NONE
 	PROTO_Q2X2
 		Q222
 		Q242

Protocols_Details.md

@@ -103,8 +103,10 @@ CFlie|38|CFlie||||||||NRF24L01
 [MT99xx](Protocols_Details.md#MT99XX---17)|17|MT|H7|YZ|LS|FY805||||NRF24L01
 [NCC1701](Protocols_Details.md#NCC1701---44)|44|NCC1701||||||||NRF24L01
 [OpenLRS](Protocols_Details.md#OpenLRS---27)|27|||||||||None
+[Potensic](Protocols_Details.md#Potensic---51)|51|A20||||||||NRF24L01
 [Q2X2](Protocols_Details.md#Q2X2---29)|29|Q222|Q242|Q282||||||NRF24L01
 [Q303](Protocols_Details.md#Q303---31)|31|Q303|CX35|CX10D|CX10WD|||||NRF24L01
+[Redpine](Protocols_Details.md#Redpine---50)|50|FAST|SLOW|||||||NRF24L01
 [SFHSS](Protocols_Details.md#SFHSS---21)|21|SFHSS||||||||CC2500
 [Shenqi](Protocols_Details.md#Shenqi---19)|19|Shenqi||||||||NRF24L01
 [SLT](Protocols_Details.md#SLT---11)|11|SLT_V1|SLT_V2|Q100|Q200|MR100||||NRF24L01
@@ -944,6 +946,21 @@ CH1|CH2|CH3|CH4|CH5
 ---|---|---|---|---
 A|E|T|R|Warp
 
+## Potensic - *51*
+Models: Potensic A20
+
+CH1|CH2|CH3|CH4|CH5|CH6|CH7|CH8
+---|---|---|---|---|---|---|---
+A|E|T|R|TAKE_OFF/LANDING|EMERGENCY|MODE|HEADLESS
+
+TAKE_OFF/LANDING: momentary switch -100% -> +100%
+
+EMERGENCY: Stop +100%
+
+MODE: Beginner -100%, Medium 0%, Advanced +100%
+
+HEADLESS: Off -100%, On +100%
+
 ## Q2X2 - *29*
 ### Sub_protocol Q222 - *0*
 Models: Q222 v1 and V686 v2
@@ -994,6 +1011,12 @@ ARM|FLIP
 
 ARM is 3 positions: -100%=land / 0%=manual / +100%=take off
 
+##Redpine - *50*
+[Link](https://www.rcgroups.com/forums/showthread.php?3236043-Redpine-Lowest-latency-RC-protocol)
+
+### Sub_protocol FAST - *0*
+### Sub_protocol SLOW - *1*
+
 ## Shenqi - *19*
 Autobind protocol