494 lines
14 KiB
C++
494 lines
14 KiB
C++
/*
|
|
|
|
//////////////////////// ESP32-Paxcounter \\\\\\\\\\\\\\\\\\\\\\\\\\
|
|
|
|
Copyright 2018-2020 Oliver Brandmueller <ob@sysadm.in>
|
|
Copyright 2018-2020 Klaus Wilting <verkehrsrot@arcor.de>
|
|
|
|
Licensed under the Apache License, Version 2.0 (the "License");
|
|
you may not use this file except in compliance with the License.
|
|
You may obtain a copy of the License at
|
|
|
|
http://www.apache.org/licenses/LICENSE-2.0
|
|
|
|
Unless required by applicable law or agreed to in writing, software
|
|
distributed under the License is distributed on an "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
See the License for the specific language governing permissions and
|
|
limitations under the License.
|
|
|
|
NOTE:
|
|
Parts of the source files in this repository are made available under different
|
|
licenses. Refer to LICENSE.txt file in repository for more details.
|
|
|
|
//////////////////////// ESP32-Paxcounter \\\\\\\\\\\\\\\\\\\\\\\\\\
|
|
|
|
// Tasks and timers:
|
|
|
|
Task Core Prio Purpose
|
|
-------------------------------------------------------------------------------
|
|
ledloop* 1 1 blinks LEDs
|
|
spiloop# 0 2 reads/writes data on spi interface
|
|
lmictask* 1 2 MCCI LMiC LORAWAN stack
|
|
clockloop# 1 6 generates realtime telegrams for external clock
|
|
mqttloop# 1 5 reads/writes data on ETH interface
|
|
timesync_proc# 1 7 processes realtime time sync requests
|
|
irqhandler# 1 4 application IRQ (i.e. displayrefresh)
|
|
gpsloop* 1 1 reads data from GPS via serial or i2c
|
|
lorasendtask# 1 2 feeds data from lora sendqueue to lmcic
|
|
rmcd_process# 1 1 Remote command interpreter loop
|
|
|
|
* spinning task, always ready
|
|
# blocked/waiting task
|
|
|
|
Low priority numbers denote low priority tasks.
|
|
-------------------------------------------------------------------------------
|
|
|
|
// ESP32 hardware timers
|
|
-------------------------------------------------------------------------------
|
|
0 displayIRQ -> display refresh -> 40ms (DISPLAYREFRESH_MS)
|
|
1 ppsIRQ -> pps clock irq -> 1sec
|
|
2 (unused)
|
|
3 MatrixDisplayIRQ -> matrix mux cycle -> 0,5ms (MATRIX_DISPLAY_SCAN_US)
|
|
|
|
|
|
// External RTC timer (if present)
|
|
-------------------------------------------------------------------------------
|
|
triggers pps 1 sec impulse
|
|
|
|
|
|
// Interrupt routines
|
|
-------------------------------------------------------------------------------
|
|
|
|
ISRs fired by CPU or GPIO:
|
|
DisplayIRQ <- esp32 timer 0
|
|
CLOCKIRQ <- esp32 timer 1 or GPIO (RTC_INT)
|
|
MatrixDisplayIRQ<- esp32 timer 3
|
|
ButtonIRQ <- GPIO <- Button
|
|
PMUIRQ <- GPIO <- PMU chip
|
|
|
|
Application IRQs fired by software:
|
|
TIMESYNC_IRQ <- setTimeSyncIRQ() <- Ticker.h
|
|
CYCLIC_IRQ <- setCyclicIRQ() <- Ticker.h
|
|
SENDCYCLE_IRQ <- setSendIRQ() <- xTimer or libpax callback
|
|
BME_IRQ <- setBMEIRQ() <- Ticker.h
|
|
|
|
*/
|
|
|
|
// Basic Config
|
|
#include "main.h"
|
|
|
|
// local Tag for logging
|
|
static const char TAG[] = __FILE__;
|
|
|
|
char clientId[20] = {0}; // unique ClientID
|
|
|
|
void setup() {
|
|
|
|
char features[100] = "";
|
|
|
|
// disable brownout detection
|
|
#ifdef DISABLE_BROWNOUT
|
|
// register with brownout is at address DR_REG_RTCCNTL_BASE + 0xd4
|
|
(*((uint32_t volatile *)ETS_UNCACHED_ADDR((DR_REG_RTCCNTL_BASE + 0xd4)))) = 0;
|
|
#endif
|
|
|
|
// setup debug output or silence device
|
|
#if (VERBOSE)
|
|
Serial.begin(115200);
|
|
esp_log_level_set("*", ESP_LOG_VERBOSE);
|
|
#else
|
|
// mute logs completely by redirecting them to silence function
|
|
esp_log_level_set("*", ESP_LOG_NONE);
|
|
#endif
|
|
|
|
// load device configuration from NVRAM and set runmode
|
|
do_after_reset();
|
|
|
|
// hash 6 byte device MAC to 4 byte clientID
|
|
uint8_t mac[6];
|
|
esp_read_mac(mac, ESP_MAC_WIFI_STA);
|
|
|
|
const uint32_t hashedmac = myhash((const char *)mac, 6);
|
|
snprintf(clientId, 20, "paxcounter_%08x", hashedmac);
|
|
ESP_LOGI(TAG, "Starting %s v%s (runmode=%d / restarts=%d)", clientId,
|
|
PROGVERSION, RTC_runmode, RTC_restarts);
|
|
ESP_LOGI(TAG, "code build date: %d", compileTime());
|
|
|
|
// print chip information on startup if in verbose mode after coldstart
|
|
#if (VERBOSE)
|
|
|
|
if (RTC_runmode == RUNMODE_POWERCYCLE) {
|
|
esp_chip_info_t chip_info;
|
|
esp_chip_info(&chip_info);
|
|
ESP_LOGI(TAG,
|
|
"This is ESP32 chip with %d CPU cores, WiFi%s%s, silicon revision "
|
|
"%d, %dMB %s Flash",
|
|
chip_info.cores,
|
|
(chip_info.features & CHIP_FEATURE_BT) ? "/BT" : "",
|
|
(chip_info.features & CHIP_FEATURE_BLE) ? "/BLE" : "",
|
|
chip_info.revision, spi_flash_get_chip_size() / (1024 * 1024),
|
|
(chip_info.features & CHIP_FEATURE_EMB_FLASH) ? "embedded"
|
|
: "external");
|
|
ESP_LOGI(TAG, "Internal Total heap %d, internal Free Heap %d",
|
|
ESP.getHeapSize(), ESP.getFreeHeap());
|
|
#ifdef BOARD_HAS_PSRAM
|
|
ESP_LOGI(TAG, "SPIRam Total heap %d, SPIRam Free Heap %d",
|
|
ESP.getPsramSize(), ESP.getFreePsram());
|
|
#endif
|
|
ESP_LOGI(TAG, "ChipRevision %d, Cpu Freq %d, SDK Version %s",
|
|
ESP.getChipRevision(), ESP.getCpuFreqMHz(), ESP.getSdkVersion());
|
|
ESP_LOGI(TAG, "Flash Size %d, Flash Speed %d", ESP.getFlashChipSize(),
|
|
ESP.getFlashChipSpeed());
|
|
ESP_LOGI(TAG, "Wifi/BT software coexist version %s",
|
|
esp_coex_version_get());
|
|
|
|
#if (HAS_LORA)
|
|
ESP_LOGI(TAG, "IBM LMIC version %d.%d.%d", LMIC_VERSION_MAJOR,
|
|
LMIC_VERSION_MINOR, LMIC_VERSION_BUILD);
|
|
ESP_LOGI(TAG, "Arduino LMIC version %d.%d.%d.%d",
|
|
ARDUINO_LMIC_VERSION_GET_MAJOR(ARDUINO_LMIC_VERSION),
|
|
ARDUINO_LMIC_VERSION_GET_MINOR(ARDUINO_LMIC_VERSION),
|
|
ARDUINO_LMIC_VERSION_GET_PATCH(ARDUINO_LMIC_VERSION),
|
|
ARDUINO_LMIC_VERSION_GET_LOCAL(ARDUINO_LMIC_VERSION));
|
|
showLoraKeys();
|
|
#endif // HAS_LORA
|
|
|
|
#if (HAS_GPS)
|
|
ESP_LOGI(TAG, "TinyGPS+ version %s", TinyGPSPlus::libraryVersion());
|
|
#endif
|
|
}
|
|
#endif // VERBOSE
|
|
|
|
// open i2c bus
|
|
i2c_init();
|
|
|
|
// setup power on boards with power management logic
|
|
#ifdef EXT_POWER_SW
|
|
pinMode(EXT_POWER_SW, OUTPUT);
|
|
digitalWrite(EXT_POWER_SW, EXT_POWER_ON);
|
|
strcat_P(features, " VEXT");
|
|
#endif
|
|
|
|
#if defined HAS_PMU || defined HAS_IP5306
|
|
#ifdef HAS_PMU
|
|
AXP192_init();
|
|
#elif defined HAS_IP5306
|
|
IP5306_init();
|
|
#endif
|
|
strcat_P(features, " PMU");
|
|
#endif
|
|
|
|
// now that we are powered, we scan i2c bus for devices
|
|
if (RTC_runmode == RUNMODE_POWERCYCLE)
|
|
i2c_scan();
|
|
|
|
// initialize display
|
|
#ifdef HAS_DISPLAY
|
|
strcat_P(features, " OLED");
|
|
DisplayIsOn = cfg.screenon;
|
|
// display verbose info only after a coldstart (note: blocking call!)
|
|
dp_init(RTC_runmode == RUNMODE_POWERCYCLE ? true : false);
|
|
#endif
|
|
|
|
#ifdef BOARD_HAS_PSRAM
|
|
_ASSERT(psramFound());
|
|
ESP_LOGI(TAG, "PSRAM found and initialized");
|
|
strcat_P(features, " PSRAM");
|
|
#endif
|
|
|
|
#ifdef BAT_MEASURE_EN
|
|
pinMode(BAT_MEASURE_EN, OUTPUT);
|
|
#endif
|
|
|
|
// initialize leds
|
|
#if (HAS_LED != NOT_A_PIN)
|
|
pinMode(HAS_LED, OUTPUT);
|
|
strcat_P(features, " LED");
|
|
|
|
#ifdef LED_POWER_SW
|
|
pinMode(LED_POWER_SW, OUTPUT);
|
|
digitalWrite(LED_POWER_SW, LED_POWER_ON);
|
|
#endif
|
|
|
|
#ifdef HAS_TWO_LED
|
|
pinMode(HAS_TWO_LED, OUTPUT);
|
|
strcat_P(features, " LED1");
|
|
#endif
|
|
|
|
// use LED for power display if we have additional RGB LED, else for status
|
|
#ifdef HAS_RGB_LED
|
|
switch_LED(LED_ON);
|
|
strcat_P(features, " RGB");
|
|
#endif
|
|
|
|
#endif // HAS_LED
|
|
|
|
#if (HAS_LED != NOT_A_PIN) || defined(HAS_RGB_LED)
|
|
// start led loop
|
|
ESP_LOGI(TAG, "Starting LED Controller...");
|
|
xTaskCreatePinnedToCore(ledLoop, // task function
|
|
"ledloop", // name of task
|
|
1024, // stack size of task
|
|
(void *)1, // parameter of the task
|
|
1, // priority of the task
|
|
&ledLoopTask, // task handle
|
|
1); // CPU core
|
|
#endif
|
|
|
|
// initialize wifi antenna
|
|
#ifdef HAS_ANTENNA_SWITCH
|
|
strcat_P(features, " ANT");
|
|
antenna_init();
|
|
antenna_select(cfg.wifiant);
|
|
#endif
|
|
|
|
// initialize battery status
|
|
#if (defined BAT_MEASURE_ADC || defined HAS_PMU || defined HAS_IP5306)
|
|
strcat_P(features, " BATT");
|
|
calibrate_voltage();
|
|
batt_level = read_battlevel();
|
|
#ifdef HAS_IP5306
|
|
printIP5306Stats();
|
|
#endif
|
|
#endif
|
|
|
|
#if (USE_OTA)
|
|
strcat_P(features, " OTA");
|
|
// reboot to firmware update mode if ota trigger switch is set
|
|
if (RTC_runmode == RUNMODE_UPDATE)
|
|
start_ota_update();
|
|
#endif
|
|
|
|
#if (BOOTMENU)
|
|
// start local webserver after each coldstart
|
|
if (RTC_runmode == RUNMODE_POWERCYCLE)
|
|
start_boot_menu();
|
|
#endif
|
|
|
|
// start local webserver on rcommand request
|
|
if (RTC_runmode == RUNMODE_MAINTENANCE)
|
|
start_boot_menu();
|
|
|
|
#if ((WIFICOUNTER) || (BLECOUNTER))
|
|
// use libpax timer to trigger cyclic senddata
|
|
ESP_LOGI(TAG, "Starting libpax...");
|
|
struct libpax_config_t configuration;
|
|
libpax_default_config(&configuration);
|
|
|
|
// configure WIFI sniffing
|
|
configuration.wificounter = cfg.wifiscan;
|
|
configuration.wifi_channel_map = WIFI_CHANNEL_ALL;
|
|
configuration.wifi_channel_switch_interval = cfg.wifichancycle;
|
|
configuration.wifi_rssi_threshold = cfg.rssilimit;
|
|
ESP_LOGI(TAG, "WIFISCAN: %s", cfg.wifiscan ? "on" : "off");
|
|
|
|
// configure BLE sniffing
|
|
configuration.blecounter = cfg.blescan;
|
|
configuration.blescantime = cfg.blescantime;
|
|
configuration.ble_rssi_threshold = cfg.rssilimit;
|
|
ESP_LOGI(TAG, "BLESCAN: %s", cfg.blescan ? "on" : "off");
|
|
|
|
int config_update = libpax_update_config(&configuration);
|
|
if (config_update != 0) {
|
|
ESP_LOGE(TAG, "Error in libpax configuration.");
|
|
} else {
|
|
init_libpax();
|
|
}
|
|
#else
|
|
// use stand alone timer to trigger cyclic senddata
|
|
initSendDataTimer(cfg.sendcycle * 2);
|
|
#endif
|
|
|
|
#if (BLECOUNTER)
|
|
strcat_P(features, " BLE");
|
|
#endif
|
|
|
|
// start rcommand processing task
|
|
ESP_LOGI(TAG, "Starting rcommand interpreter...");
|
|
rcmd_init();
|
|
|
|
// initialize gps
|
|
#if (HAS_GPS)
|
|
strcat_P(features, " GPS");
|
|
if (gps_init()) {
|
|
ESP_LOGI(TAG, "Starting GPS Feed...");
|
|
xTaskCreatePinnedToCore(gps_loop, // task function
|
|
"gpsloop", // name of task
|
|
8192, // stack size of task
|
|
(void *)1, // parameter of the task
|
|
1, // priority of the task
|
|
&GpsTask, // task handle
|
|
1); // CPU core
|
|
}
|
|
#endif
|
|
|
|
// initialize sensors
|
|
#if (HAS_SENSORS)
|
|
#if (HAS_SENSOR_1)
|
|
strcat_P(features, " SENS(1)");
|
|
sensor_init();
|
|
#endif
|
|
#if (HAS_SENSOR_2)
|
|
strcat_P(features, " SENS(2)");
|
|
sensor_init();
|
|
#endif
|
|
#if (HAS_SENSOR_3)
|
|
strcat_P(features, " SENS(3)");
|
|
sensor_init();
|
|
#endif
|
|
#endif
|
|
|
|
// initialize LoRa
|
|
#if (HAS_LORA)
|
|
strcat_P(features, " LORA");
|
|
_ASSERT(lmic_init() == ESP_OK);
|
|
#endif
|
|
|
|
// initialize SPI
|
|
#ifdef HAS_SPI
|
|
strcat_P(features, " SPI");
|
|
_ASSERT(spi_init() == ESP_OK);
|
|
#endif
|
|
|
|
// initialize MQTT
|
|
#ifdef HAS_MQTT
|
|
strcat_P(features, " MQTT");
|
|
_ASSERT(mqtt_init() == ESP_OK);
|
|
#endif
|
|
|
|
#if (HAS_SDCARD)
|
|
if (sdcard_init())
|
|
strcat_P(features, " SD");
|
|
#endif
|
|
|
|
#if (HAS_SDS011)
|
|
ESP_LOGI(TAG, "init fine-dust-sensor");
|
|
if (sds011_init())
|
|
strcat_P(features, " SDS");
|
|
#endif
|
|
|
|
// initialize matrix display
|
|
#ifdef HAS_MATRIX_DISPLAY
|
|
strcat_P(features, " LED_MATRIX");
|
|
MatrixDisplayIsOn = cfg.screenon;
|
|
init_matrix_display(); // note: blocking call
|
|
#endif
|
|
|
|
// show payload encoder
|
|
#if PAYLOAD_ENCODER == 1
|
|
strcat_P(features, " PLAIN");
|
|
#elif PAYLOAD_ENCODER == 2
|
|
strcat_P(features, " PACKED");
|
|
#elif PAYLOAD_ENCODER == 3
|
|
strcat_P(features, " LPPDYN");
|
|
#elif PAYLOAD_ENCODER == 4
|
|
strcat_P(features, " LPPPKD");
|
|
#endif
|
|
|
|
// initialize RTC
|
|
#ifdef HAS_RTC
|
|
strcat_P(features, " RTC");
|
|
_ASSERT(rtc_init());
|
|
#endif
|
|
|
|
#if defined HAS_DCF77
|
|
strcat_P(features, " DCF77");
|
|
#endif
|
|
|
|
#if defined HAS_IF482
|
|
strcat_P(features, " IF482");
|
|
#endif
|
|
|
|
#if (WIFICOUNTER)
|
|
strcat_P(features, " WIFI");
|
|
#else
|
|
// remove wifi driver from RAM, if option wifi not compiled
|
|
esp_wifi_deinit();
|
|
#endif
|
|
|
|
// start state machine
|
|
ESP_LOGI(TAG, "Starting Interrupt Handler...");
|
|
xTaskCreatePinnedToCore(irqHandler, // task function
|
|
"irqhandler", // name of task
|
|
4096, // stack size of task
|
|
(void *)1, // parameter of the task
|
|
4, // priority of the task
|
|
&irqHandlerTask, // task handle
|
|
1); // CPU core
|
|
|
|
// initialize BME sensor (BME280/BME680)
|
|
#if (HAS_BME)
|
|
#ifdef HAS_BME680
|
|
strcat_P(features, " BME680");
|
|
#elif defined HAS_BME280
|
|
strcat_P(features, " BME280");
|
|
#elif defined HAS_BMP180
|
|
strcat_P(features, " BMP180");
|
|
#endif
|
|
if (bme_init())
|
|
ESP_LOGI(TAG, "BME sensor initialized");
|
|
else {
|
|
ESP_LOGE(TAG, "BME sensor could not be initialized");
|
|
cfg.payloadmask &= (uint8_t)~MEMS_DATA; // switch off transmit of BME data
|
|
}
|
|
#endif
|
|
|
|
// starting timers and interrupts
|
|
_ASSERT(irqHandlerTask != NULL); // has interrupt handler task started?
|
|
ESP_LOGI(TAG, "Starting Timers...");
|
|
|
|
// display interrupt
|
|
#ifdef HAS_DISPLAY
|
|
dp_clear();
|
|
dp_contrast(DISPLAYCONTRAST);
|
|
// https://techtutorialsx.com/2017/10/07/esp32-arduino-timer-interrupts/
|
|
// prescaler 80 -> divides 80 MHz CPU freq to 1 MHz, timer 0, count up
|
|
displayIRQ = timerBegin(0, 80, true);
|
|
timerAttachInterrupt(displayIRQ, &DisplayIRQ, false);
|
|
timerAlarmWrite(displayIRQ, DISPLAYREFRESH_MS * 1000, true);
|
|
timerAlarmEnable(displayIRQ);
|
|
#endif
|
|
|
|
// LED Matrix display interrupt
|
|
#ifdef HAS_MATRIX_DISPLAY
|
|
// https://techtutorialsx.com/2017/10/07/esp32-arduino-timer-interrupts/
|
|
// prescaler 80 -> divides 80 MHz CPU freq to 1 MHz, timer 3, count up
|
|
matrixDisplayIRQ = timerBegin(3, 80, true);
|
|
timerAttachInterrupt(matrixDisplayIRQ, &MatrixDisplayIRQ, false);
|
|
timerAlarmWrite(matrixDisplayIRQ, MATRIX_DISPLAY_SCAN_US, true);
|
|
timerAlarmEnable(matrixDisplayIRQ);
|
|
#endif
|
|
|
|
// initialize button
|
|
#ifdef HAS_BUTTON
|
|
strcat_P(features, " BTN_");
|
|
#ifdef BUTTON_PULLUP
|
|
strcat_P(features, "PU");
|
|
#else
|
|
strcat_P(features, "PD");
|
|
#endif // BUTTON_PULLUP
|
|
button_init(HAS_BUTTON);
|
|
#endif // HAS_BUTTON
|
|
|
|
// only if we have a timesource we do timesync
|
|
#if ((HAS_LORA_TIME) || (HAS_GPS) || (HAS_RTC))
|
|
time_init();
|
|
strcat_P(features, " TIME");
|
|
#endif // timesync
|
|
|
|
// cyclic function interrupts
|
|
cyclicTimer.attach(HOMECYCLE, setCyclicIRQ);
|
|
|
|
// show compiled features
|
|
ESP_LOGI(TAG, "Features:%s", features);
|
|
|
|
// set runmode to normal
|
|
RTC_runmode = RUNMODE_NORMAL;
|
|
|
|
vTaskDelete(NULL);
|
|
|
|
} // setup()
|
|
|
|
void loop() { vTaskDelete(NULL); }
|