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CubeCellRepeater
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Update main.cpp

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tuxphone 2020-09-18 21:14:51 +02:00 committed by GitHub
parent 7f73699f97
commit b28e51195c
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1 changed files with 55 additions and 30 deletions
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main.cpp
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@ -6,32 +6,49 @@ so the copyright for this code belongs to Heltec Automation.
Any additional changes are free-to-use, but at your own risk.
*/
#include <Arduino.h> // for platform.io, remove when using Arduino IDE
#include <Arduino.h> // needed for platform.io
#include "mesh.pb.h"
// ToRadio Incoming; // not used right now
// Radio settings for meshtastic channel "Default" @ "very long range (but slow)". Will not work with other settings or channels.
#define RF_FREQUENCY 865200000 // Hz
// #define RF_FREQUENCY 865200000 // Hz -- see "CH0" in Meshradio.h
#define TX_OUTPUT_POWER 22 // dBm
#define LORA_BANDWIDTH 0 // [0: 125 kHz, 1: 250 kHz, 2: 500 kHz, 3: Reserved]
#define LORA_SPREADING_FACTOR 12 // [SF7..SF12]
#define LORA_BANDWIDTH 0 // [0: 125 kHz, 1: 250 kHz, 2: 500 kHz, 3: 62.5kHz, 4: 41.67kHz, 5: 31.25kHz, 6: 20.83kHz, 7: 15.63kHz, 8: 10.42kHz, 9: 7.81kHz]
// FYI:
// const RadioLoRaBandwidths_t Bandwidths[] = { LORA_BW_125, LORA_BW_250, LORA_BW_500, LORA_BW_062,LORA_BW_041, LORA_BW_031, LORA_BW_020, LORA_BW_015, LORA_BW_010, LORA_BW_007 };
#define LORA_SPREADING_FACTOR 12 // [SF5..SF12]
#define LORA_CODINGRATE 4 // [1: 4/5, 2: 4/6, 3: 4/7, 4: 4/8]
#define LORA_PREAMBLE_LENGTH 32 // Same for Tx and Rx
#define LORA_SYMBOL_TIMEOUT 0 // Symbols
#define LORA_FIX_LENGTH_PAYLOAD_ON false
#define LORA_IQ_INVERSION_ON false
#define LORA_CHAN_NUM 0 // Channel Number (meshtastic specific)
#define RX_TIMEOUT_VALUE 1000
#define BUFFER_SIZE 512 // max payload = maximum of the SX12xx
#define BUFFER_SIZE 0xFF // max payload (see \cores\asr650x\device\asr6501_lrwan\radio.c --> MaxPayloadLength)
#define ID_BUFFER_SIZE 32
char mPacket[BUFFER_SIZE];
#define HW_VERSION_EU865 // define your region _before_ including MeshRadio.h !
#include "MeshRadio.h"
// initializing ChannelSettings with valid data... You can modify it to your settings here. Do not use ModemConfig. Change bw/sf/cr instead!
// "Bandwidth" is the index of the array Bandwidths (see above), not the actual bandwidth! Index is starting with 0.
ChannelSettings_psk_t mPSK; // not used
ChannelSettings ChanSet={ TX_OUTPUT_POWER, ChannelSettings_ModemConfig_Bw125Cr48Sf4096, mPSK, "Default",
LORA_BANDWIDTH, LORA_SPREADING_FACTOR, LORA_CODINGRATE, LORA_CHAN_NUM };
uint32_t receivedID[ID_BUFFER_SIZE];
int receivedCount = 0;
int receivedCount = -1;
static RadioEvents_t RadioEvents;
void OnTxDone( void );
void OnTxTimeout( void );
void OnRxDone( uint8_t *payload, uint16_t size, int16_t rssi, int8_t snr );
void ConfigureRadio( ChannelSettings ChanSet );
typedef enum
{
@ -46,7 +63,7 @@ uint32_t x; // re-used variable of type uint32_t, used in onRxDone()
bool found; // used in onRxDone()
#define SILENT // delete or change to VERBOSE if serial output is needed
#define NOTSILENT // delete or change to VERBOSE if serial output is needed
void setup() {
#ifndef SILENT
@ -56,40 +73,33 @@ void setup() {
RadioEvents.TxDone = OnTxDone;
RadioEvents.TxTimeout = OnTxTimeout;
RadioEvents.RxDone = OnRxDone;
Radio.Init( &RadioEvents );
Radio.SetChannel( RF_FREQUENCY );
Radio.SetTxConfig( MODEM_LORA, TX_OUTPUT_POWER, 0, LORA_BANDWIDTH, LORA_SPREADING_FACTOR, LORA_CODINGRATE,
LORA_PREAMBLE_LENGTH, 0, true, 0, 0, 0, 20000 );
Radio.SetRxConfig( MODEM_LORA, LORA_BANDWIDTH, LORA_SPREADING_FACTOR, LORA_CODINGRATE, 0, LORA_PREAMBLE_LENGTH,
LORA_SYMBOL_TIMEOUT, 0 , 0, true, 0, 0, 0, true );
state=RX; // initial mode = receive
ConfigureRadio( ChanSet );
#ifndef SILENT
Serial.println(".done!\n");
#endif
state=RX; // initial mode = receive
}
void loop()
{
switch(state)
{
case TX:
case TX:
#ifndef SILENT
Serial.print("Sending packet..");
Serial.printf("(Size: %i)..", rxSize);
#endif
Radio.Send( (uint8_t *)mPacket, rxSize );
state=LOWPOWER;
break;
case RX:
Radio.Rx( 0 ); // receive mode with no time-out
state=LOWPOWER;
break;
case LOWPOWER:
lowPowerHandler(); // put SoC to sleep, wake-up at LoRa receive
break;
state=LOWPOWER;
break;
case RX:
Radio.Rx( 0 ); // receive mode with no time-out
state=LOWPOWER;
break;
case LOWPOWER:
lowPowerHandler(); // put SoC to sleep, wake-up at LoRa receive
break;
default:
break;
}
@ -98,10 +108,10 @@ void loop()
void OnTxDone( void )
{
#ifndef SILENT
#ifndef SILENT
Serial.println(".done!");
#endif
state=RX; // switch to receive mode
state=RX; // switch to receive mode
}
void OnTxTimeout( void )
@ -163,9 +173,9 @@ void OnRxDone( uint8_t *payload, uint16_t size, int16_t rssi, int8_t snr )
}
if (!found){
state=TX; // will repeat package
(receivedCount < (ID_BUFFER_SIZE - 1) ) ? receivedCount++ : receivedCount = 0; // if counter = max, overwrite first entry in list, reset counter
receivedID[receivedCount] = x; // add ID to received list
(receivedCount < (ID_BUFFER_SIZE - 1) ) ? receivedCount++ : receivedCount = 0; // if counter = max, reset counter. New entries will overwrite.
}
}
else{
#ifndef SILENT
Serial.println("PacketID known, will not repeat again.");
@ -173,3 +183,18 @@ void OnRxDone( uint8_t *payload, uint16_t size, int16_t rssi, int8_t snr )
state = RX; // wait for new package
}
}
void ConfigureRadio( ChannelSettings ChanSet )
{
uint32_t freq = (CH0 + CH_SPACING * ChanSet.channel_num)*1E6;
Serial.printf("\nSetting frequency to: %i ..",freq );
Radio.SetChannel( freq );
Radio.SetTxConfig( MODEM_LORA, TX_OUTPUT_POWER, 0, ChanSet.bandwidth, ChanSet.spread_factor, ChanSet.coding_rate,
LORA_PREAMBLE_LENGTH, false, true, false, 0, false, 20000 );
Radio.SetRxConfig( MODEM_LORA, ChanSet.bandwidth, ChanSet.spread_factor, ChanSet.coding_rate, 0, LORA_PREAMBLE_LENGTH,
LORA_SYMBOL_TIMEOUT, false , 0, true, false, 0, false, true );
}