mirror of
https://github.com/pascallanger/DIY-Multiprotocol-TX-Module.git
synced 2025-03-16 13:59:13 +00:00
97 lines
2.6 KiB
C++
97 lines
2.6 KiB
C++
/*
|
|
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(WL91X_CCNRF_INO)
|
|
|
|
#include "iface_xn297.h"
|
|
|
|
//#define FORCE_WL91X_ORIGINAL_ID
|
|
|
|
#define WL91X_PAYLOAD_SIZE 9
|
|
#define WL91X_RF_NUM_CHANNELS 3
|
|
#define WL91X_PACKET_PERIOD 2594
|
|
|
|
static void __attribute__((unused)) WL91X_send_packet()
|
|
{
|
|
uint8_t val;
|
|
|
|
//RF freq
|
|
XN297_Hopping(hopping_frequency_no++);
|
|
hopping_frequency_no %= WL91X_RF_NUM_CHANNELS;
|
|
|
|
//Sticks
|
|
val = convert_channel_16b_limit(CH2,0x21,0xE0); //THR forward 00..5F, backward 80..DF
|
|
if(val < 128) val = 127 - val;
|
|
packet[0] = val - 0x80;
|
|
val = convert_channel_s8b(CH1); //ST right 00..7F, left 80..FF
|
|
packet[1] = val - 0x80;
|
|
//Trims
|
|
val = convert_channel_s8b(CH3); //ST_Trim centered=80, increment/decrement=4, right 04..7C, left 84..FC
|
|
packet[2] = val - 0x80;
|
|
packet[3] = convert_channel_16b_limit(CH4,0x00,0x70); //TH_Trim increment/decrement=3, 00..39..6F
|
|
//TX_ID
|
|
memcpy(&packet[4], rx_tx_addr, 4);
|
|
//Checksum
|
|
val = 0;
|
|
for(uint8_t i=0; i<WL91X_PAYLOAD_SIZE-1; i++)
|
|
val += packet[i];
|
|
packet[8] = val;
|
|
|
|
//Send
|
|
XN297_SetPower();
|
|
XN297_SetFreqOffset();
|
|
XN297_SetTxRxMode(TX_EN);
|
|
XN297_WritePayload(packet, WL91X_PAYLOAD_SIZE);
|
|
#ifdef DEBUG_SERIAL
|
|
for(uint8_t i=0; i < WL91X_PAYLOAD_SIZE; i++)
|
|
debug("%02X ", packet[i]);
|
|
debugln();
|
|
#endif
|
|
}
|
|
|
|
static void __attribute__((unused)) WL91X_RF_init()
|
|
{
|
|
XN297_Configure(XN297_CRCEN, XN297_UNSCRAMBLED, XN297_250K);
|
|
XN297_HoppingCalib(WL91X_RF_NUM_CHANNELS);
|
|
XN297_SetTXAddr((uint8_t*)"\x46\x14\x7B\x08", 4);
|
|
}
|
|
|
|
static void __attribute__((unused)) WL91X_initialize_txid()
|
|
{
|
|
#ifdef FORCE_WL91X_ORIGINAL_ID
|
|
memcpy(rx_tx_addr, (uint8_t*)"\x00\x1E\x33\x02",4);
|
|
#endif
|
|
memcpy(hopping_frequency, (uint8_t*)"\x1A\x3B\x3B",3); //26,59,59
|
|
}
|
|
|
|
uint16_t WL91X_callback()
|
|
{
|
|
#ifdef MULTI_SYNC
|
|
telemetry_set_input_sync(WL91X_PACKET_PERIOD);
|
|
#endif
|
|
WL91X_send_packet();
|
|
return WL91X_PACKET_PERIOD;
|
|
}
|
|
|
|
void WL91X_init()
|
|
{
|
|
BIND_DONE; //No bind for this protocol
|
|
WL91X_initialize_txid();
|
|
WL91X_RF_init();
|
|
hopping_frequency_no = 0;
|
|
}
|
|
|
|
#endif
|