Hontai protocol & Bit bashing pause/resume

This commit is contained in:
pascallanger 2016-09-09 18:34:20 +02:00
parent a989c3b7d0
commit d4b85e3b1c
6 changed files with 352 additions and 34 deletions

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@ -0,0 +1,258 @@
/*
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(HONTAI_NRF24L01_INO)
#include "iface_nrf24l01.h"
#define HONTAI_BIND_COUNT 80
#define HONTAI_PACKET_PERIOD 13500
#define HONTAI_INITIAL_WAIT 500
#define HONTAI_BIND_HONTAI_PACKET_SIZE 10
#define HONTAI_PACKET_SIZE 12
#define HONTAI_RF_BIND_CHANNEL 0
// For code readability
enum {
CHANNEL1 = 0, // Aileron
CHANNEL2, // Elevator
CHANNEL3, // Throttle
CHANNEL4, // Rudder
CHANNEL5, // Leds
CHANNEL6, // Flip
CHANNEL7, // Still camera
CHANNEL8, // Video camera
CHANNEL9, // Headless
CHANNEL10, // Return To Home
CHANNEL11, // Calibrate
};
#define CHANNEL_LED CHANNEL5
#define CHANNEL_ARM CHANNEL5 // for JJRC X1
#define CHANNEL_FLIP CHANNEL6
#define CHANNEL_PICTURE CHANNEL7
#define CHANNEL_VIDEO CHANNEL8
#define CHANNEL_HEADLESS CHANNEL9
#define CHANNEL_RTH CHANNEL10
#define CHANNEL_CALIBRATE CHANNEL11
enum{
HONTAI_FLAG_FLIP = 0x01,
HONTAI_FLAG_PICTURE = 0x02,
HONTAI_FLAG_VIDEO = 0x04,
HONTAI_FLAG_HEADLESS = 0x08,
HONTAI_FLAG_RTH = 0x10,
HONTAI_FLAG_CALIBRATE = 0x20,
};
// proudly swiped from http://www.drdobbs.com/implementing-the-ccitt-cyclical-redundan/199904926
#define HONTAI_POLY 0x8408
static void __attribute__((unused)) crc16(uint8_t *data_p, uint8_t length)
{
uint16_t crc = 0xffff;
length -= 2;
do
{
for (uint8_t i = 0, data = (uint8_t)*data_p++;
i < 8;
i++, data >>= 1)
{
if ((crc & 0x01) ^ (data & 0x01))
crc = (crc >> 1) ^ HONTAI_POLY;
else
crc >>= 1;
}
} while (--length);
crc = ~crc;
*data_p++ = crc & 0xff;
*data_p = crc >> 8;
}
static void __attribute__((unused)) HONTAI_send_packet(uint8_t bind)
{
uint8_t packet_size;
if (bind)
{
memcpy(packet, rx_tx_addr, 5);
memset(&packet[5], 0, 3);
packet_size=HONTAI_BIND_HONTAI_PACKET_SIZE;
}
else
{
if(sub_protocol == FORMAT_JJRCX1)
packet[0] = GET_FLAG(CHANNEL_ARM, 0x02);
else
packet[0] = 0x0b;
packet[1] = 0x00;
packet[2] = 0x00;
packet[3] = (convert_channel_8b_scale(THROTTLE, 0, 127) << 1) // Throttle
| GET_FLAG(Servo_AUX3, 0x01); // Picture
packet[4] = convert_channel_8b_scale(CHANNEL1, 63, 0); // Aileron
if(sub_protocol == FORMAT_JJRCX1)
packet[4] |= 0x80; // not sure what this bit does
else
{
packet[4] |= GET_FLAG(Servo_AUX6, 0x80) // RTH
| GET_FLAG(Servo_AUX5, 0x40); // Headless
}
packet[5] = convert_channel_8b_scale(ELEVATOR, 0, 63) // Elevator
| GET_FLAG(Servo_AUX7, 0x80) // Calibrate
| GET_FLAG(Servo_AUX1, 0x40); // Flip
packet[6] = convert_channel_8b_scale(RUDDER, 0, 63) // Rudder
| GET_FLAG(Servo_AUX4, 0x80); // Video
packet[7] = convert_channel_8b_scale(AILERON, 0, 32)-16; // Aileron trim
if(sub_protocol == FORMAT_JJRCX1)
{
packet[8] = 0xc0 // Always in expert mode
| GET_FLAG(Servo_AUX6, 0x02) // RTH
| GET_FLAG(Servo_AUX5, 0x01); // Headless
}
else
packet[8] = convert_channel_8b_scale(RUDDER, 0, 32)-16; // Rudder trim
packet[9] = convert_channel_8b_scale(ELEVATOR, 0, 32)-16; // Elevator trim
packet_size=HONTAI_PACKET_SIZE;
}
crc16(packet, packet_size);
// Power on, TX mode, 2byte CRC
if(sub_protocol == FORMAT_JJRCX1)
NRF24L01_SetTxRxMode(TX_EN);
else
XN297_Configure(BV(NRF24L01_00_EN_CRC) | BV(NRF24L01_00_CRCO) | BV(NRF24L01_00_PWR_UP));
NRF24L01_WriteReg(NRF24L01_05_RF_CH, bind ? HONTAI_RF_BIND_CHANNEL : hopping_frequency[hopping_frequency_no++]);
hopping_frequency_no %= 3;
NRF24L01_WriteReg(NRF24L01_07_STATUS, 0x70);
NRF24L01_FlushTx();
if(sub_protocol == FORMAT_JJRCX1)
NRF24L01_WritePayload(packet, packet_size);
else
XN297_WritePayload(packet, packet_size);
NRF24L01_SetPower();
}
static void __attribute__((unused)) HONTAI_init()
{
NRF24L01_Initialize();
NRF24L01_SetTxRxMode(TX_EN);
if(sub_protocol == FORMAT_JJRCX1)
NRF24L01_WriteRegisterMulti(NRF24L01_10_TX_ADDR, (uint8_t*)"\xd2\xb5\x99\xb3\x4a", 5);
else
XN297_SetTXAddr((const uint8_t*)"\xd2\xb5\x99\xb3\x4a", 5);
NRF24L01_FlushTx();
NRF24L01_FlushRx();
NRF24L01_WriteReg(NRF24L01_07_STATUS, 0x70); // Clear data ready, data sent, and retransmit
NRF24L01_WriteReg(NRF24L01_01_EN_AA, 0x00); // No Auto Acknowldgement on all data pipes
NRF24L01_SetBitrate(NRF24L01_BR_1M); // 1Mbps
NRF24L01_SetPower();
NRF24L01_Activate(0x73); // Activate feature register
if(sub_protocol == FORMAT_JJRCX1)
{
NRF24L01_WriteReg(NRF24L01_04_SETUP_RETR, 0xff); // JJRC uses dynamic payload length
NRF24L01_WriteReg(NRF24L01_1C_DYNPD, 0x3f); // match other stock settings even though AA disabled...
NRF24L01_WriteReg(NRF24L01_1D_FEATURE, 0x07);
}
else
{
NRF24L01_WriteReg(NRF24L01_04_SETUP_RETR, 0x00); // no retransmits
NRF24L01_WriteReg(NRF24L01_1C_DYNPD, 0x00); // Disable dynamic payload length on all pipes
NRF24L01_WriteReg(NRF24L01_1D_FEATURE, 0x00);
}
NRF24L01_Activate(0x73); // Deactivate feature register
}
const uint8_t PROGMEM hopping_frequency_nonels[][3] = {
{0x05, 0x19, 0x28}, // Hontai
{0x0a, 0x1e, 0x2d}}; // JJRC X1
const uint8_t PROGMEM addr_vals[4][16] = {
{0x24, 0x26, 0x2a, 0x2c, 0x32, 0x34, 0x36, 0x4a, 0x4c, 0x4e, 0x54, 0x56, 0x5a, 0x64, 0x66, 0x6a},
{0x92, 0x94, 0x96, 0x9a, 0xa4, 0xa6, 0xac, 0xb2, 0xb4, 0xb6, 0xca, 0xcc, 0xd2, 0xd4, 0xd6, 0xda},
{0x93, 0x95, 0x99, 0x9b, 0xa5, 0xa9, 0xab, 0xad, 0xb3, 0xb5, 0xc9, 0xcb, 0xcd, 0xd3, 0xd5, 0xd9},
{0x25, 0x29, 0x2b, 0x2d, 0x33, 0x35, 0x49, 0x4b, 0x4d, 0x59, 0x5b, 0x65, 0x69, 0x6b, 0x6d, 0x6e}};
static void __attribute__((unused)) HONTAI_init2()
{
uint8_t data_tx_addr[5];
//TX address
data_tx_addr[0] = pgm_read_byte_near( &addr_vals[0][ rx_tx_addr[3] & 0x0f]);
data_tx_addr[1] = pgm_read_byte_near( &addr_vals[1][(rx_tx_addr[3] >> 4) & 0x0f]);
data_tx_addr[2] = pgm_read_byte_near( &addr_vals[2][ rx_tx_addr[4] & 0x0f]);
data_tx_addr[3] = pgm_read_byte_near( &addr_vals[3][(rx_tx_addr[4] >> 4) & 0x0f]);
data_tx_addr[4] = 0x24;
if(sub_protocol == FORMAT_JJRCX1)
NRF24L01_WriteRegisterMulti(NRF24L01_10_TX_ADDR, data_tx_addr, sizeof(data_tx_addr));
else
XN297_SetTXAddr(data_tx_addr, sizeof(data_tx_addr));
//Hopping frequency table
for(uint8_t i=0;i<3;i++)
hopping_frequency[i]=pgm_read_byte_near( &hopping_frequency_nonels[sub_protocol == FORMAT_JJRCX1?1:0][i] );
hopping_frequency_no=0;
}
static void __attribute__((unused)) HONTAI_initialize_txid()
{
rx_tx_addr[4] = rx_tx_addr[2];
if(sub_protocol == FORMAT_HONTAI)
{
rx_tx_addr[0] = 0x4c; // first three bytes some kind of model id? - set same as stock tx
rx_tx_addr[1] = 0x4b;
rx_tx_addr[2] = 0x3a;
}
else
{
rx_tx_addr[0] = 0x4b; // JJRC X1
rx_tx_addr[1] = 0x59;
rx_tx_addr[2] = 0x3a;
}
}
uint16_t HONTAI_callback()
{
if(bind_counter!=0)
{
HONTAI_send_packet(1);
bind_counter--;
if (bind_counter == 0)
{
HONTAI_init2();
BIND_DONE;
}
}
else
HONTAI_send_packet(0);
return HONTAI_PACKET_PERIOD;
}
uint16_t initHONTAI()
{
bind_counter = HONTAI_BIND_COUNT;
HONTAI_initialize_txid();
HONTAI_init();
return HONTAI_INITIAL_WAIT;
}
#endif

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@ -9,11 +9,10 @@
static void protocol_init(void) ;
static void update_aux_flags(void) ;
static void PPM_Telemetry_serial_init(void) ;
//static void PPM_Telemetry_serial_init(void) ;
static uint32_t random_id(uint16_t adress, uint8_t create_new) ;
static void update_serial_data(void) ;
static void Mprotocol_serial_init(void) ;
static void module_reset(void) ;
static void update_led_status(void) ;
static void set_rx_tx_addr(uint32_t id) ;
uint16_t limit_channel_100(uint8_t ch) ;
@ -26,9 +25,6 @@ extern void CC2500_Reset(void ) ;
extern uint8_t CYRF_Reset(void ) ;
extern void CYRF_SetTxRxMode(uint8_t mode) ;
extern void frskyUpdate(void) ;
extern uint16_t initDsm2(void) ;
extern uint16_t ReadDsm2(void) ;
extern uint16_t DevoInit(void) ;
extern uint16_t devo_callback(void) ;
@ -43,6 +39,15 @@ extern void init(void) ;
extern int analogRead(uint8_t pin) ;
extern void modules_reset() ;
extern void Update_All() ;
extern void tx_pause() ;
extern void tx_resume() ;
extern void TelemetryUpdate() ;
extern uint16_t initDsm() ;
extern uint16_t ReadDsm() ;
#define A6 20
#define A7 21
@ -358,10 +363,10 @@ void init()
#endif
// PPM interrupt
PORTD.DIRCLR = 0x08 ; // D3 is input
PORTD.PIN3CTRL = 0x01 ; // Rising edge
PORTD.INT0MASK = 0x08 ;
PORTD.INTCTRL = 0x02 ; // Medium level interrupt
// PORTD.DIRCLR = 0x08 ; // D3 is input
// PORTD.PIN3CTRL = 0x01 ; // Rising edge
// PORTD.INT0MASK = 0x08 ;
// PORTD.INTCTRL = 0x02 ; // Medium level interrupt
// Dip Switch inputs
PORTA.DIRCLR = 0xFF ;
@ -462,7 +467,7 @@ void NRF24L01_Reset()
#include "Multiprotocol.ino"
#include "cyrf6936_SPI.ino"
#include "DSM2_cyrf6936.ino"
#include "DSM_cyrf6936.ino"
#include "Devo_cyrf6936.ino"
#include "Telemetry.ino"

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@ -53,7 +53,8 @@ enum PROTOCOLS
MODE_J6PRO = 22, // =>CYRF6936
MODE_FQ777 = 23, // =>NRF24L01
MODE_ASSAN = 24, // =>NRF24L01
MODE_FRSKYV = 25 // =>CC2500
MODE_FRSKYV = 25, // =>CC2500
MODE_HONTAI = 26 // =>NRF24L01
};
enum Flysky
@ -123,12 +124,17 @@ enum MJXQ
H26D = 3,
E010 = 4
};
enum FRSKYX
{
CH_16 = 0,
CH_8 = 1,
};
enum HONTAI
{
FORMAT_HONTAI = 0,
FORMAT_JJRCX1 = 1,
FORMAT_X5C1 = 2
};
#define NONE 0
#define P_HIGH 1
@ -154,10 +160,10 @@ struct PPM_Parameters
#define OCF1A_bm TC1_CCAIF_bm
#define OCR1A TCC1.CCA
#define TCNT1 TCC1.CNT
#define USARTC0.DATA UDR0
#define UDR0 USARTC0.DATA
#define OCF1B_bm TC1_CCBIF_bm
#define OCR1B TCC1.CCB
#define TCC1.INTCTRLB TIMSK1
#define TIMSK1 TCC1.INTCTRLB
#define SET_TIMSK1_OCIE1B TIMSK1 = (TIMSK1 & 0xF3) | 0x04
#define CLR_TIMSK1_OCIE1B TIMSK1 &= 0xF3
#else
@ -539,6 +545,7 @@ Serial: 100000 Baud 8e2 _ xxxx xxxx p --
FQ777 23
ASSAN 24
FrskyV 25
HONTAI 26
BindBit=> 0x80 1=Bind/0=No
AutoBindBit=> 0x40 1=Yes /0=No
RangeCheck=> 0x20 1=Yes /0=No
@ -595,6 +602,10 @@ Serial: 100000 Baud 8e2 _ xxxx xxxx p --
sub_protocol==FRSKYX
CH_16 0
CH_8 1
sub_protocol==HONTAI
FORMAT_HONTAI 0
FORMAT_JJRCX1 1
FORMAT_X5C1 2
Power value => 0x80 0=High/1=Low
Stream[3] = option_protocol;
option_protocol value is -127..127

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@ -30,7 +30,10 @@
#include "TX_Def.h"
#ifdef XMEGA
#undef ENABLE_PPM // Disable PPM for orange module
#undef ENABLE_PPM // Disable PPM for orange module
#undef A7105_INSTALLED // Disable A7105 for orange module
#undef CC2500_INSTALLED // Disable CC2500 for orange module
#undef NFR24L01_INSTALLED // Disable NRF for orange module
#endif
//Global constants/variables
@ -285,30 +288,28 @@ void loop()
while((TIFR1 & OCF1A_bm) == 0); // Wait before callback
do
{
TX_ON;
TX_MAIN_PAUSE_on;
tx_pause();
next_callback=remote_callback();
TX_MAIN_PAUSE_off;
tx_resume();
TX_OFF;
while(next_callback>4000)
{ // start to wait here as much as we can...
next_callback-=2000; // We will wait below for 2ms
cli(); // Disable global int due to RW of 16 bits registers
OCR1A += 2000*2 ; // set compare A for callback
TIFR1=OCF1A_bm; // clear compare A=callback flag
TIFR1=OCF1A_bm; // clear compare A=callback flag
sei(); // enable global int
Update_All();
if(IS_CHANGE_PROTOCOL_FLAG_on)
break; // Protocol has been changed
while((TIFR1 & OCF1A_bm) == 0); // wait 2ms...
while((TIFR1 & OCF1A_bm) == 0); // wait 2ms...
}
// at this point we have a maximum of 4ms in next_callback
next_callback *= 2 ;
cli(); // Disable global int due to RW of 16 bits registers
OCR1A+= next_callback ; // set compare A for callback
TIFR1=OCF1A_bm; // clear compare A=callback flag
TIFR1=OCF1A_bm; // clear compare A=callback flag
diff=OCR1A-TCNT1; // compare timer and comparator
sei(); // enable global int
}
@ -413,6 +414,8 @@ inline void tx_resume()
#else
#ifndef BASH_SERIAL
UCSR0B |= _BV(UDRIE0); // Resume telemetry by enabling transmitter interrupt
#else
resumeBashSerial() ;
#endif
#endif
}
@ -631,6 +634,12 @@ static void protocol_init()
remote_callback = ASSAN_callback;
break;
#endif
#if defined(HONTAI_NRF24L01_INO)
case MODE_HONTAI:
next_callback=initHONTAI();
remote_callback = HONTAI_callback;
break;
#endif
}
if(next_callback>32000)
@ -875,21 +884,33 @@ static uint32_t random_id(uint16_t adress, uint8_t create_new)
/********************/
/** SPI routines **/
/********************/
#ifdef XMEGA
#define XNOP() NOP()
#else
#define XNOP()
#endif
void SPI_Write(uint8_t command)
{
uint8_t n=8;
SCK_off;//SCK start low
XNOP();
SDI_off;
XNOP();
do
{
if(command&0x80)
SDI_on;
else
SDI_off;
XNOP();
SCK_on;
XNOP();
XNOP();
command = command << 1;
SCK_off;
XNOP();
}
while(--n) ;
SDI_on;
@ -904,8 +925,12 @@ uint8_t SPI_Read(void)
if(SDO_1)
result |= 0x01;
SCK_on;
XNOP();
XNOP();
NOP();
SCK_off;
XNOP();
XNOP();
}
return result;
}

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@ -43,7 +43,7 @@ uint8_t frame[18];
#if defined DSM_TELEMETRY
void DSM_frame()
{
Serial_write(0xAA); // Start
Serial_write(0xAA); // Telemetry packet
for (uint8_t i = 0; i < 17; i++) // RSSI value followed by 16 bytes of telemetry data
Serial_write(pkt[i]);
}
@ -625,6 +625,12 @@ void Serial_write( uint8_t byte )
SerialControl.data[SerialControl.head+1] = byteLo ;
SerialControl.head = next ;
}
if(!IS_TX_PAUSE_on)
tx_resume();
}
void resumeBashSerial()
{
cli() ;
if ( SerialControl.busy == 0 )
{
@ -701,23 +707,31 @@ ISR(TIMER0_COMPB_vect)
GPIOR2 = byte ;
if ( --GPIOR1 == 0 )
{
// prepare next byte and allow for 2 stop bits
struct t_serial_bash *ptr = &SerialControl ;
if ( ptr->head != ptr->tail )
{
GPIOR0 = ptr->data[ptr->tail] ;
GPIOR2 = ptr->data[ptr->tail+1] ;
ptr->tail = ( ptr->tail + 2 ) & 0x3F ;
GPIOR1 = 8 ;
OCR0A = OCR0B + 40 ;
OCR0B = OCR0A + 8 * 20 ;
TIMSK0 |= (1<<OCIE0A) ;
}
else
if ( IS_TX_PAUSE_on )
{
SerialControl.busy = 0 ;
TIMSK0 &= ~(1<<OCIE0B) ;
}
else
{
// prepare next byte and allow for 2 stop bits
struct t_serial_bash *ptr = &SerialControl ;
if ( ptr->head != ptr->tail )
{
GPIOR0 = ptr->data[ptr->tail] ;
GPIOR2 = ptr->data[ptr->tail+1] ;
ptr->tail = ( ptr->tail + 2 ) & 0x3F ;
GPIOR1 = 8 ;
OCR0A = OCR0B + 40 ;
OCR0B = OCR0A + 8 * 20 ;
TIMSK0 |= (1<<OCIE0A) ;
}
else
{
SerialControl.busy = 0 ;
TIMSK0 &= ~(1<<OCIE0B) ;
}
}
}
else
{

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@ -71,6 +71,7 @@
#define FY326_NRF24L01_INO
#define FQ777_NRF24L01_INO
#define ASSAN_NRF24L01_INO
#define HONTAI_NRF24L01_INO
#endif
@ -241,6 +242,10 @@ const PPM_Parameters PPM_prot[15]= {
NONE
MODE_FRSKYV
NONE
MODE_HONTAI
FORMAT_HONTAI
FORMAT_JJRCX1
FORMAT_X5C1
*/
// RX_Num is used for model match. Using RX_Num values different for each receiver will prevent starting a model with the false config loaded...