FrSkyX/SFHSS rfcal & second channel ASSAN

This commit is contained in:
pascallanger 2016-08-26 16:18:50 +02:00
parent 1f975efda1
commit 059c6baa4e
4 changed files with 32 additions and 36 deletions

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@ -140,7 +140,7 @@ static void __attribute__((unused)) ASSAN_initialize_txid()
packet[21]=0xFA; packet[21]=0xFA;
packet[20]=0x53; */ packet[20]=0x53; */
// Using packet[20..23] to store the ID1 and packet[24..27] to store the ID2 // Using packet[20..23] to store the ID1 and packet[24..27] to store the ID2
uint8_t freq=0; uint8_t freq=0,freq2;
for(uint8_t i=0;i<4;i++) for(uint8_t i=0;i<4;i++)
{ {
uint8_t temp=rx_tx_addr[0]; uint8_t temp=rx_tx_addr[0];
@ -153,9 +153,15 @@ static void __attribute__((unused)) ASSAN_initialize_txid()
freq=((freq%25)+2)<<1; freq=((freq%25)+2)<<1;
if(freq&0x02) freq|=0x01; if(freq&0x02) freq|=0x01;
hopping_frequency[0]=freq; hopping_frequency[0]=freq;
// Alternate frequency // Alternate frequency has some random
hopping_frequency[1]=freq*2-6; do
hopping_frequency[1]+=analogRead(A6)%12; // Add some random to the second channel {
randomSeed((uint32_t)analogRead(A6) << 10 | analogRead(A7));
freq2=random(0xfefefefe)%9;
freq2+=freq*2-5;
}
while( (freq2>118) || (freq2<freq+1) || (freq2==2*freq) );
hopping_frequency[1]=freq2; // Add some random to the second channel
} }
uint16_t initASSAN() uint16_t initASSAN()

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@ -21,10 +21,8 @@
#include "iface_cc2500.h" #include "iface_cc2500.h"
uint8_t chanskip; uint8_t chanskip;
uint8_t channr;
uint8_t counter_rst; uint8_t counter_rst;
uint8_t ctr; uint8_t ctr;
uint8_t FS_flag=0;
uint8_t seq_last_sent; uint8_t seq_last_sent;
uint8_t seq_last_rcvd; uint8_t seq_last_rcvd;
@ -49,16 +47,12 @@ static uint8_t __attribute__((unused)) hop(uint8_t byte)
static void __attribute__((unused)) set_start(uint8_t ch ) static void __attribute__((unused)) set_start(uint8_t ch )
{ {
CC2500_Strobe(CC2500_SIDLE); CC2500_Strobe(CC2500_SIDLE);
CC2500_WriteReg(CC2500_23_FSCAL3, calData[ch][0]); CC2500_WriteReg(CC2500_25_FSCAL1, calData[ch]);
CC2500_WriteReg(CC2500_24_FSCAL2, calData[ch][1]); CC2500_WriteReg(CC2500_0A_CHANNR, ch==47? 0:hop(ch));
CC2500_WriteReg(CC2500_25_FSCAL1, calData[ch][2]);
CC2500_WriteReg(CC2500_0A_CHANNR, ch==47? 0:pgm_read_word(&hop_data[ch]));
} }
static void __attribute__((unused)) frskyX_init() static void __attribute__((unused)) frskyX_init()
{ {
CC2500_Reset();
for(uint8_t i=0;i<36;i++) for(uint8_t i=0;i<36;i++)
{ {
uint8_t reg=pgm_read_byte_near(&cc2500_conf[i][0]); uint8_t reg=pgm_read_byte_near(&cc2500_conf[i][0]);
@ -96,20 +90,16 @@ static void __attribute__((unused)) frskyX_init()
for(uint8_t c=0;c < 47;c++) for(uint8_t c=0;c < 47;c++)
{//calibrate hop channels {//calibrate hop channels
CC2500_Strobe(CC2500_SIDLE); CC2500_Strobe(CC2500_SIDLE);
CC2500_WriteReg(CC2500_0A_CHANNR,pgm_read_word(&hop_data[c])); CC2500_WriteReg(CC2500_0A_CHANNR,hop(c));
CC2500_Strobe(CC2500_SCAL); CC2500_Strobe(CC2500_SCAL);
delayMicroseconds(900);// delayMicroseconds(900);//
calData[c][0] = CC2500_ReadReg(CC2500_23_FSCAL3); calData[c] = CC2500_ReadReg(CC2500_25_FSCAL1);
calData[c][1] = CC2500_ReadReg(CC2500_24_FSCAL2);
calData[c][2] = CC2500_ReadReg(CC2500_25_FSCAL1);
} }
CC2500_Strobe(CC2500_SIDLE); CC2500_Strobe(CC2500_SIDLE);
CC2500_WriteReg(CC2500_0A_CHANNR,0x00); CC2500_WriteReg(CC2500_0A_CHANNR,0x00);
CC2500_Strobe(CC2500_SCAL); CC2500_Strobe(CC2500_SCAL);
delayMicroseconds(900); delayMicroseconds(900);
calData[47][0] = CC2500_ReadReg(CC2500_23_FSCAL3); calData[47] = CC2500_ReadReg(CC2500_25_FSCAL1);
calData[47][1] = CC2500_ReadReg(CC2500_24_FSCAL2);
calData[47][2] = CC2500_ReadReg(CC2500_25_FSCAL1);
//#######END INIT######## //#######END INIT########
} }
@ -158,11 +148,11 @@ static void __attribute__((unused)) frskyX_build_bind_packet()
packet[4] = rx_tx_addr[2]; packet[4] = rx_tx_addr[2];
int idx = ((state -FRSKY_BIND) % 10) * 5; int idx = ((state -FRSKY_BIND) % 10) * 5;
packet[5] = idx; packet[5] = idx;
packet[6] = pgm_read_word(&hop_data[idx++]); packet[6] = hop(idx++);
packet[7] = pgm_read_word(&hop_data[idx++]); packet[7] = hop(idx++);
packet[8] = pgm_read_word(&hop_data[idx++]); packet[8] = hop(idx++);
packet[9] = pgm_read_word(&hop_data[idx++]); packet[9] = hop(idx++);
packet[10] = pgm_read_word(&hop_data[idx++]); packet[10] = hop(idx++);
packet[11] = 0x02; packet[11] = 0x02;
packet[12] = RX_num; packet[12] = RX_num;
// //
@ -188,13 +178,13 @@ static void __attribute__((unused)) frskyX_data_frame()
packet[2] = rx_tx_addr[2]; packet[2] = rx_tx_addr[2];
packet[3] = 0x02; packet[3] = 0x02;
// //
packet[4] = (ctr<<6)+channr; packet[4] = (ctr<<6)+hopping_frequency_no;
packet[5] = counter_rst; packet[5] = counter_rst;
packet[6] = RX_num; packet[6] = RX_num;
//FLAGS 00 - standard packet //packet[7] = FLAGS 00 - standard packet
//10, 12, 14, 16, 18, 1A, 1C, 1E - failsafe packet //10, 12, 14, 16, 18, 1A, 1C, 1E - failsafe packet
//20 - range check packet //20 - range check packet
packet[7] = FS_flag; packet[7] = 0;
packet[8] = 0; packet[8] = 0;
// //
if ( lpass & 1 ) if ( lpass & 1 )
@ -252,7 +242,7 @@ uint16_t ReadFrSkyX()
return 9000; return 9000;
case FRSKY_BIND_DONE: case FRSKY_BIND_DONE:
initialize_data(0); initialize_data(0);
channr=0; hopping_frequency_no=0;
BIND_DONE; BIND_DONE;
state++; state++;
break; break;
@ -264,10 +254,10 @@ uint16_t ReadFrSkyX()
} }
LED_ON; LED_ON;
CC2500_SetTxRxMode(TX_EN); CC2500_SetTxRxMode(TX_EN);
set_start(channr); set_start(hopping_frequency_no);
CC2500_SetPower(); CC2500_SetPower();
CC2500_Strobe(CC2500_SFRX); CC2500_Strobe(CC2500_SFRX);
channr = (channr+chanskip)%47; hopping_frequency_no = (hopping_frequency_no+chanskip)%47;
CC2500_Strobe(CC2500_SIDLE); CC2500_Strobe(CC2500_SIDLE);
CC2500_WriteData(packet, packet[0]+1); CC2500_WriteData(packet, packet[0]+1);
// //
@ -319,7 +309,7 @@ uint16_t initFrSkyX()
chanskip=random(0xfefefefe)%47; chanskip=random(0xfefefefe)%47;
} }
while((chanskip-ctr)%4) while((chanskip-ctr)%4)
ctr=(ctr+1)%4; ctr=(ctr+1)%4;
counter_rst=(chanskip-ctr)>>2; counter_rst=(chanskip-ctr)>>2;
//for test*************** //for test***************

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@ -71,13 +71,13 @@ uint8_t len;
uint8_t RX_num; uint8_t RX_num;
#if defined(FRSKYX_CC2500_INO) || defined(SFHSS_CC2500_INO) #if defined(FRSKYX_CC2500_INO) || defined(SFHSS_CC2500_INO)
uint8_t calData[48][3]; uint8_t calData[48];
#endif #endif
//Channel mapping for protocols //Channel mapping for protocols
const uint8_t CH_AETR[]={AILERON, ELEVATOR, THROTTLE, RUDDER, AUX1, AUX2, AUX3, AUX4, AUX5, AUX6, AUX7, AUX8}; const uint8_t CH_AETR[]={AILERON, ELEVATOR, THROTTLE, RUDDER, AUX1, AUX2, AUX3, AUX4, AUX5, AUX6, AUX7, AUX8};
//const uint8_t CH_TAER[]={THROTTLE, AILERON, ELEVATOR, RUDDER, AUX1, AUX2, AUX3, AUX4, AUX5, AUX6, AUX7, AUX8}; const uint8_t CH_TAER[]={THROTTLE, AILERON, ELEVATOR, RUDDER, AUX1, AUX2, AUX3, AUX4, AUX5, AUX6, AUX7, AUX8};
//const uint8_t CH_RETA[]={RUDDER, ELEVATOR, THROTTLE, AILERON, AUX1, AUX2, AUX3, AUX4, AUX5, AUX6, AUX7, AUX8}; const uint8_t CH_RETA[]={RUDDER, ELEVATOR, THROTTLE, AILERON, AUX1, AUX2, AUX3, AUX4, AUX5, AUX6, AUX7, AUX8};
const uint8_t CH_EATR[]={ELEVATOR, AILERON, THROTTLE, RUDDER, AUX1, AUX2, AUX3, AUX4, AUX5, AUX6, AUX7, AUX8}; const uint8_t CH_EATR[]={ELEVATOR, AILERON, THROTTLE, RUDDER, AUX1, AUX2, AUX3, AUX4, AUX5, AUX6, AUX7, AUX8};
// Mode_select variables // Mode_select variables

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@ -98,7 +98,7 @@ static void __attribute__((unused)) SFHSS_tune_chan_fast()
{ {
CC2500_Strobe(CC2500_SIDLE); CC2500_Strobe(CC2500_SIDLE);
CC2500_WriteReg(CC2500_0A_CHANNR, rf_ch_num*6+16); CC2500_WriteReg(CC2500_0A_CHANNR, rf_ch_num*6+16);
CC2500_WriteRegisterMulti(CC2500_23_FSCAL3, calData[rf_ch_num], 3); CC2500_WriteReg(CC2500_25_FSCAL1, calData[rf_ch_num]);
} }
static void __attribute__((unused)) SFHSS_tune_freq() static void __attribute__((unused)) SFHSS_tune_freq()
@ -170,7 +170,7 @@ uint16_t ReadSFHSS()
phase = SFHSS_CAL; phase = SFHSS_CAL;
return 2000; return 2000;
case SFHSS_CAL: case SFHSS_CAL:
CC2500_ReadRegisterMulti(CC2500_23_FSCAL3, calData[rf_ch_num], 3); calData[rf_ch_num]=CC2500_ReadReg(CC2500_25_FSCAL1);
if (++rf_ch_num < 30) if (++rf_ch_num < 30)
SFHSS_tune_chan(); SFHSS_tune_chan();
else else