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opentx/radio/src/telemetry/telemetry.cpp
2019-02-18 11:47:01 +01:00

457 lines
13 KiB
C++

/*
* Copyright (C) OpenTX
*
* Based on code named
* th9x - http://code.google.com/p/th9x
* er9x - http://code.google.com/p/er9x
* gruvin9x - http://code.google.com/p/gruvin9x
*
* License GPLv2: http://www.gnu.org/licenses/gpl-2.0.html
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program 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.
*/
#include <opentx.h>
uint8_t telemetryStreaming = 0;
uint8_t R9ModuleStreaming = 0;
uint8_t telemetryRxBuffer[TELEMETRY_RX_PACKET_SIZE]; // Receive buffer. 9 bytes (full packet), worst case 18 bytes with byte-stuffing (+1)
uint8_t telemetryRxBufferCount = 0;
#if defined(WS_HOW_HIGH)
uint8_t wshhStreaming = 0;
#endif
uint8_t telemetryState = TELEMETRY_INIT;
TelemetryData telemetryData;
uint8_t telemetryProtocol = 255;
#if defined(PCBSKY9X) && defined(REVX)
uint8_t serialInversion = 0;
#endif
void processTelemetryData(uint8_t data)
{
#if defined(CROSSFIRE)
if (telemetryProtocol == PROTOCOL_TELEMETRY_CROSSFIRE) {
processCrossfireTelemetryData(data);
return;
}
#endif
#if defined(MULTIMODULE)
if (telemetryProtocol == PROTOCOL_TELEMETRY_SPEKTRUM) {
processSpektrumTelemetryData(data);
return;
}
if (telemetryProtocol == PROTOCOL_TELEMETRY_FLYSKY_IBUS) {
processFlySkyTelemetryData(data);
return;
}
if (telemetryProtocol == PROTOCOL_TELEMETRY_MULTIMODULE) {
processMultiTelemetryData(data);
return;
}
#endif
if (telemetryProtocol == PROTOCOL_TELEMETRY_PXX2) {
processFrskyPXX2Data(data);
return;
}
processFrskyTelemetryData(data);
}
void processRegisterFrame(uint8_t module, uint8_t * frame)
{
if (moduleSettings[module].mode != MODULE_MODE_REGISTER) {
return;
}
if (frame[3] == 0x00 && reusableBuffer.modelSetup.pxx2.registerStep == REGISTER_START) {
// RX_NAME follows, we store it for the next step
memcpy(reusableBuffer.modelSetup.pxx2.registerRxName, &frame[4], PXX2_LEN_RX_NAME);
reusableBuffer.modelSetup.pxx2.registerStep = REGISTER_RX_NAME_RECEIVED;
}
else if (frame[3] == 0x01 && reusableBuffer.modelSetup.pxx2.registerStep == REGISTER_RX_NAME_SELECTED) {
// RX_NAME + PASSWORD follow, we check they are good
if (memcmp(&frame[4], reusableBuffer.modelSetup.pxx2.registerRxName, PXX2_LEN_RX_NAME) == 0 &&
memcmp(&frame[12], g_model.modelRegistrationID, PXX2_LEN_REGISTRATION_ID) == 0) {
reusableBuffer.modelSetup.pxx2.registerStep = REGISTER_OK;
moduleSettings[module].mode = MODULE_MODE_NORMAL;
POPUP_INFORMATION(STR_REG_OK);
}
}
}
void processBindFrame(uint8_t module, uint8_t * frame)
{
if (moduleSettings[module].mode != MODULE_MODE_BIND) {
return;
}
if (frame[3] == 0x00) {
bool found = false;
for (uint8_t i=0; i<reusableBuffer.modelSetup.pxx2.bindCandidateReceiversCount; i++) {
if (memcmp(reusableBuffer.modelSetup.pxx2.bindCandidateReceiversIds[i], &frame[4], PXX2_LEN_RX_NAME) == 0) {
found = true;
break;
}
}
if (!found && reusableBuffer.modelSetup.pxx2.bindCandidateReceiversCount < PXX2_MAX_RECEIVERS_PER_MODULE) {
memcpy(reusableBuffer.modelSetup.pxx2.bindCandidateReceiversIds[reusableBuffer.modelSetup.pxx2.bindCandidateReceiversCount], &frame[4], PXX2_LEN_RX_NAME);
char * c = reusableBuffer.modelSetup.pxx2.bindCandidateReceiversNames[reusableBuffer.modelSetup.pxx2.bindCandidateReceiversCount];
for (uint8_t i=0; i<PXX2_LEN_RX_NAME; i++) {
uint8_t byte = frame[4 + i];
uint8_t quartet = (byte >> 4);
*c++ = (quartet >= 10 ? quartet + 'A' - 10 : quartet + '0');
quartet = (byte & 0x0f);
*c++ = (quartet >= 10 ? quartet + 'A' - 10 : quartet + '0');
*c++ = ' ';
}
*c = '\0';
++reusableBuffer.modelSetup.pxx2.bindCandidateReceiversCount;
reusableBuffer.modelSetup.pxx2.bindStep = BIND_RX_NAME_RECEIVED;
}
}
else if (frame[3] == 0x01) {
if (memcmp(reusableBuffer.modelSetup.pxx2.bindCandidateReceiversIds[reusableBuffer.modelSetup.pxx2.bindSelectedReceiverIndex], &frame[4], PXX2_LEN_RX_NAME) == 0) {
reusableBuffer.modelSetup.pxx2.bindStep = BIND_WAIT;
reusableBuffer.modelSetup.pxx2.bindWaitTimeout = get_tmr10ms() + 30;
}
}
}
void processSpectrumFrame(uint8_t module, uint8_t * frame)
{
if (moduleSettings[module].mode != MODULE_MODE_SPECTRUM_ANALYSER) {
return;
}
uint32_t * frequency = (uint32_t *)&frame[4];
int8_t * power = (int8_t *)&frame[8];
// center = 2440000000; // 2440MHz
// span = 40000000; // 40MHz
// left = 2440000000 - 20000000
// step = 10000
int32_t D = *frequency - (2440000000 - 40000000 / 2);
// TRACE("Fq=%u, Pw=%d, X=%d, Y=%d", *frequency, int32_t(*power), D * 128 / 40000000, int32_t(127 + *power));
uint8_t x = D * 128 / 40000000;
reusableBuffer.spectrum.bars[x] = 127 + *power;
}
void processRadioFrame(uint8_t module, uint8_t * frame)
{
switch (frame[2]) {
case PXX2_TYPE_ID_REGISTER:
processRegisterFrame(module, frame);
break;
case PXX2_TYPE_ID_BIND:
processBindFrame(module, frame);
break;
}
}
void processPowerMeterFrame(uint8_t module, uint8_t * frame)
{
switch (frame[2]) {
case PXX2_TYPE_ID_POWER_METER:
// TODO
break;
case PXX2_TYPE_ID_SPECTRUM:
processSpectrumFrame(module, frame);
break;
}
}
void processModuleFrame(uint8_t module, uint8_t * frame)
{
switch (frame[1]) {
case PXX2_TYPE_C_MODULE:
processRadioFrame(module, frame);
break;
case PXX2_TYPE_C_POWER_METER:
processPowerMeterFrame(module, frame);
break;
default:
break;
}
}
void telemetryWakeup()
{
uint8_t requiredTelemetryProtocol = modelTelemetryProtocol();
#if defined(REVX)
uint8_t requiredSerialInversion = g_model.moduleData[EXTERNAL_MODULE].invertedSerial;
if (telemetryProtocol != requiredTelemetryProtocol || serialInversion != requiredSerialInversion) {
serialInversion = requiredSerialInversion;
telemetryInit(requiredTelemetryProtocol);
}
#else
if (telemetryProtocol != requiredTelemetryProtocol) {
telemetryInit(requiredTelemetryProtocol);
}
#endif
#if defined(INTMODULE_USART)
uint8_t frame[32];
if (intmoduleFifo.getFrame(frame)) {
processModuleFrame(INTERNAL_MODULE, frame);
}
#endif
#if defined(STM32)
uint8_t data;
if (telemetryGetByte(&data)) {
LOG_TELEMETRY_WRITE_START();
do {
processTelemetryData(data);
LOG_TELEMETRY_WRITE_BYTE(data);
} while (telemetryGetByte(&data));
}
#elif defined(PCBSKY9X)
if (telemetryProtocol == PROTOCOL_TELEMETRY_FRSKY_D_SECONDARY) {
uint8_t data;
while (telemetrySecondPortReceive(data)) {
processTelemetryData(data);
}
}
else {
// Receive serial data here
rxPdcUsart(processTelemetryData);
}
#endif
for (int i=0; i<MAX_TELEMETRY_SENSORS; i++) {
const TelemetrySensor & sensor = g_model.telemetrySensors[i];
if (sensor.type == TELEM_TYPE_CALCULATED) {
telemetryItems[i].eval(sensor);
}
}
#if defined(VARIO)
if (TELEMETRY_STREAMING() && !IS_FAI_ENABLED()) {
varioWakeup();
}
#endif
#define FRSKY_BAD_ANTENNA() (IS_RAS_VALUE_VALID() && telemetryData.swr.value > 0x33)
static tmr10ms_t alarmsCheckTime = 0;
#define SCHEDULE_NEXT_ALARMS_CHECK(seconds) alarmsCheckTime = get_tmr10ms() + (100*(seconds))
if (int32_t(get_tmr10ms() - alarmsCheckTime) > 0) {
SCHEDULE_NEXT_ALARMS_CHECK(1/*second*/);
bool sensor_lost = false;
for (int i=0; i<MAX_TELEMETRY_SENSORS; i++) {
if (isTelemetryFieldAvailable(i)) {
TelemetryItem & item = telemetryItems[i];
if (item.hasReceiveTime() && item.getDelaySinceLastValue() > TELEMETRY_VALUE_OLD_THRESHOLD) {
TelemetrySensor * sensor = & g_model.telemetrySensors[i];
if (sensor->unit != UNIT_DATETIME) {
item.setOld();
sensor_lost = true;
}
}
}
}
if (sensor_lost && TELEMETRY_STREAMING() && !g_model.rssiAlarms.disabled) {
audioEvent(AU_SENSOR_LOST);
}
#if defined(PCBTARANIS) || defined(PCBHORUS)
if ((isModulePXX(INTERNAL_MODULE) || isModulePXX(EXTERNAL_MODULE)) && FRSKY_BAD_ANTENNA()) {
AUDIO_RAS_RED();
POPUP_WARNING(STR_WARNING);
const char * w = STR_ANTENNAPROBLEM;
SET_WARNING_INFO(w, strlen(w), 0);
SCHEDULE_NEXT_ALARMS_CHECK(10/*seconds*/);
}
#endif
if (!g_model.rssiAlarms.disabled) {
if (TELEMETRY_STREAMING()) {
if (TELEMETRY_RSSI() < g_model.rssiAlarms.getCriticalRssi() ) {
AUDIO_RSSI_RED();
SCHEDULE_NEXT_ALARMS_CHECK(10/*seconds*/);
}
else if (TELEMETRY_RSSI() < g_model.rssiAlarms.getWarningRssi() ) {
AUDIO_RSSI_ORANGE();
SCHEDULE_NEXT_ALARMS_CHECK(10/*seconds*/);
}
}
if (TELEMETRY_STREAMING()) {
if (telemetryState == TELEMETRY_KO) {
AUDIO_TELEMETRY_BACK();
}
telemetryState = TELEMETRY_OK;
}
else if (telemetryState == TELEMETRY_OK) {
telemetryState = TELEMETRY_KO;
AUDIO_TELEMETRY_LOST();
}
}
}
}
void telemetryInterrupt10ms()
{
if (TELEMETRY_STREAMING()) {
if (!TELEMETRY_OPENXSENSOR()) {
for (int i=0; i<MAX_TELEMETRY_SENSORS; i++) {
const TelemetrySensor & sensor = g_model.telemetrySensors[i];
if (sensor.type == TELEM_TYPE_CALCULATED) {
telemetryItems[i].per10ms(sensor);
}
}
}
}
#if defined(WS_HOW_HIGH)
if (wshhStreaming > 0) {
wshhStreaming--;
}
#endif
if (R9ModuleStreaming > 0) {
R9ModuleStreaming--;
}
if (telemetryStreaming > 0) {
telemetryStreaming--;
}
else {
#if !defined(SIMU)
telemetryData.rssi.reset();
#endif
}
}
void telemetryReset()
{
memclear(&telemetryData, sizeof(telemetryData));
for (int index=0; index<MAX_TELEMETRY_SENSORS; index++) {
telemetryItems[index].clear();
}
telemetryStreaming = 0; // reset counter only if valid frsky packets are being detected
telemetryState = TELEMETRY_INIT;
}
// we don't reset the telemetry here as we would also reset the consumption after model load
void telemetryInit(uint8_t protocol)
{
telemetryProtocol = protocol;
if (protocol == PROTOCOL_TELEMETRY_FRSKY_D) {
telemetryPortInit(FRSKY_D_BAUDRATE, TELEMETRY_SERIAL_DEFAULT);
}
#if defined(MULTIMODULE)
else if (protocol == PROTOCOL_TELEMETRY_MULTIMODULE || protocol == PROTOCOL_TELEMETRY_FLYSKY_IBUS) {
// The DIY Multi module always speaks 100000 baud regardless of the telemetry protocol in use
telemetryPortInit(MULTIMODULE_BAUDRATE, TELEMETRY_SERIAL_8E2);
#if defined(LUA)
outputTelemetryBufferSize = 0;
outputTelemetryBufferTrigger = 0x7E;
#endif
}
else if (protocol == PROTOCOL_TELEMETRY_SPEKTRUM) {
// Spektrum's own small race RX (SPM4648) uses 125000 8N1, use the same since there is no real standard
telemetryPortInit(125000, TELEMETRY_SERIAL_DEFAULT);
}
#endif
#if defined(CROSSFIRE)
else if (protocol == PROTOCOL_TELEMETRY_CROSSFIRE) {
telemetryPortInit(CROSSFIRE_BAUDRATE, TELEMETRY_SERIAL_DEFAULT);
#if defined(LUA)
outputTelemetryBufferSize = 0;
outputTelemetryBufferTrigger = 0;
#endif
telemetryPortSetDirectionOutput();
}
#endif
#if defined(SERIAL2) || defined(PCBSKY9X)
else if (protocol == PROTOCOL_TELEMETRY_FRSKY_D_SECONDARY) {
telemetryPortInit(0, TELEMETRY_SERIAL_DEFAULT);
serial2TelemetryInit(PROTOCOL_TELEMETRY_FRSKY_D_SECONDARY);
}
#endif
else if (protocol == PROTOCOL_TELEMETRY_PXX2) {
telemetryPortInit(PXX2_BAUDRATE, TELEMETRY_SERIAL_WITHOUT_DMA);
#if defined(LUA)
outputTelemetryBufferSize = 0;
outputTelemetryBufferTrigger = 0x7E;
#endif
}
else {
telemetryPortInit(FRSKY_SPORT_BAUDRATE, TELEMETRY_SERIAL_WITHOUT_DMA);
#if defined(LUA)
outputTelemetryBufferSize = 0;
outputTelemetryBufferTrigger = 0x7E;
#endif
}
#if defined(REVX) && !defined(SIMU)
if (serialInversion) {
setMFP();
}
else {
clearMFP();
}
#endif
}
#if defined(LOG_TELEMETRY) && !defined(SIMU)
extern FIL g_telemetryFile;
void logTelemetryWriteStart()
{
static tmr10ms_t lastTime = 0;
tmr10ms_t newTime = get_tmr10ms();
if (lastTime != newTime) {
struct gtm utm;
gettime(&utm);
f_printf(&g_telemetryFile, "\r\n%4d-%02d-%02d,%02d:%02d:%02d.%02d0:", utm.tm_year+TM_YEAR_BASE, utm.tm_mon+1, utm.tm_mday, utm.tm_hour, utm.tm_min, utm.tm_sec, g_ms100);
lastTime = newTime;
}
}
void logTelemetryWriteByte(uint8_t data)
{
f_printf(&g_telemetryFile, " %02X", data);
}
#endif
uint8_t outputTelemetryBuffer[TELEMETRY_OUTPUT_FIFO_SIZE] __DMA;
uint8_t outputTelemetryBufferSize = 0;
uint8_t outputTelemetryBufferTrigger = 0;
#if defined(LUA)
Fifo<uint8_t, LUA_TELEMETRY_INPUT_FIFO_SIZE> * luaInputTelemetryFifo = NULL;
#endif