DigitalInfinity/ESP32-PaxCounter
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Merge pull request #296 from cyberman54/development

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Verkehrsrot 2019-03-06 23:43:59 +01:00 committed by GitHub
commit 667d7210e7
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28 changed files with 215 additions and 168 deletions
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4
.gitignore vendored
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@ -10,4 +10,6 @@
.clang_complete
.gcc-flags.json
src/loraconf.h
src/ota.conf
src/ota.conf
src/DBtimesync.cpp
include/DBtimesync.h

3
include/cyclic.h
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@ -11,6 +11,9 @@
#include "bme680mems.h"
#endif
extern Ticker housekeeper;
void housekeeping(void);
void doHousekeeping(void);
uint64_t uptime(void);
void reset_counters(void);

3
include/globals.h
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@ -8,6 +8,7 @@
#include <Time.h>
#include <Timezone.h>
#include <RtcDateTime.h>
#include <Ticker.h>
// std::set for unified array functions
#include <set>
@ -110,7 +111,7 @@ extern uint16_t volatile macs_total, macs_wifi, macs_ble,
batt_voltage; // display values
extern bool volatile TimePulseTick; // 1sec pps flag set by GPS or RTC
extern timesource_t timeSource;
extern hw_timer_t *sendCycle, *displaytimer, *clockCycle;
extern hw_timer_t *displayIRQ, *ppsIRQ;
extern SemaphoreHandle_t I2Caccess, TimePulse;
extern TaskHandle_t irqHandlerTask, ClockTask;
extern TimerHandle_t WifiChanTimer;

1
include/gpsread.h
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@ -16,7 +16,6 @@ extern TinyGPSPlus gps; // Make TinyGPS++ instance globally availabe
extern gpsStatus_t
gps_status; // Make struct for storing gps data globally available
extern TaskHandle_t GpsTask;
extern TickType_t const gpsDelay_ticks; // time to NMEA arrival
int gps_init(void);
void gps_read(void);

5
include/irqhandler.h
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@ -3,8 +3,9 @@
#define DISPLAY_IRQ 0x01
#define BUTTON_IRQ 0x02
#define SENDCOUNTER_IRQ 0x04
#define SENDCYCLE_IRQ 0x04
#define CYCLIC_IRQ 0x08
#define TIMESYNC_IRQ 0x10
#include "globals.h"
#include "cyclic.h"
@ -12,8 +13,6 @@
#include "timekeeper.h"
void irqHandler(void *pvParameters);
void IRAM_ATTR homeCycleIRQ();
void IRAM_ATTR SendCycleIRQ();
#ifdef HAS_DISPLAY
#include "display.h"

1
include/lorawan.h
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@ -4,6 +4,7 @@
#include "globals.h"
#include "rcommand.h"
#include "timekeeper.h"
#include "DBtimesync.h"
// LMIC-Arduino LoRaWAN Stack
#include <lmic.h>

2
include/rcommand.h
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@ -8,6 +8,8 @@
#include "macsniff.h"
#include <rom/rtc.h>
#include "cyclic.h"
#include "timekeeper.h"
#include "DBtimesync.h"
// table of remote commands and assigned functions
typedef struct {

3
include/senddata.h
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@ -5,9 +5,12 @@
#include "lorawan.h"
#include "cyclic.h"
extern Ticker sendcycler;
void SendPayload(uint8_t port, sendprio_t prio);
void sendCounter(void);
void checkSendQueues(void);
void flushQueues();
void sendcycle(void);
#endif // _SENDDATA_H_

5
include/timekeeper.h
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@ -4,6 +4,7 @@
#include "globals.h"
#include "rtctime.h"
#include "TimeLib.h"
#include "irqhandler.h"
#ifdef HAS_GPS
#include "gpsread.h"
@ -15,11 +16,13 @@
#endif
extern const char timeSetSymbols[];
extern Ticker timesyncer;
void IRAM_ATTR CLOCKIRQ(void);
void clock_init(void);
void clock_loop(void *pvParameters);
void timepulse_start(void);
void timeSync(void);
uint8_t timepulse_init(void);
time_t timeIsValid(time_t const t);
time_t timeProvider(void);
@ -28,5 +31,7 @@ time_t tmConvert(uint16_t YYYY, uint8_t MM, uint8_t DD, uint8_t hh, uint8_t mm,
uint8_t ss);
TickType_t tx_Ticks(uint32_t framesize, unsigned long baud, uint32_t config,
int8_t rxPin, int8_t txPins);
time_t TimeSyncAns(uint8_t seqNo, uint64_t unixTime);
void TimeSyncReq(uint8_t seqNo);
#endif // _timekeeper_H

3
lib/microTime/src/Time.cpp
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@ -260,10 +260,9 @@ time_t sysUnsyncedTime = 0; // the time sysTime unadjusted by sync
#endif
#ifdef usePPS
time_t SyncToPPS() {
void SyncToPPS() {
sysTime++;
prevMicros = micros();
return sysTime;
}
#endif

2
lib/microTime/src/TimeLib.h
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@ -154,7 +154,7 @@ time_t now(uint32_t &sysTimeMicros); // return the current time as seconds and
#endif
#ifdef usePPS
time_t SyncToPPS();
void SyncToPPS();
#endif
void setTime(time_t t);
void setTime(int hr, int min, int sec, int day, int month, int yr);

6
platformio.ini
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@ -6,7 +6,7 @@
; ---> SELECT TARGET PLATFORM HERE! <---
[platformio]
env_default = generic
;env_default = generic
;env_default = ebox
;env_default = eboxtube
;env_default = heltec
@ -15,7 +15,7 @@ env_default = generic
;env_default = ttgov2
;env_default = ttgov21old
;env_default = ttgov21new
;env_default = ttgobeam
env_default = ttgobeam
;env_default = ttgofox
;env_default = lopy
;env_default = lopy4
@ -33,7 +33,7 @@ description = Paxcounter is a proof-of-concept ESP32 device for metering passeng
release_version = 1.7.324
; DEBUG LEVEL: For production run set to 0, otherwise device will leak RAM while running!
; 0=None, 1=Error, 2=Warn, 3=Info, 4=Debug, 5=Verbose
debug_level = 0
debug_level = 4
; UPLOAD MODE: select esptool to flash via USB/UART, select custom to upload to cloud for OTA
upload_protocol = esptool
;upload_protocol = custom

2
src/configmanager.cpp
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@ -19,7 +19,7 @@ void defaultConfig() {
cfg.screenon = 1; // 0=disabled, 1=enabled
cfg.countermode = 0; // 0=cyclic, 1=cumulative, 2=cyclic confirmed
cfg.rssilimit = 0; // threshold for rssilimiter, negative value!
cfg.sendcycle = SEND_SECS; // payload send cycle [seconds/2]
cfg.sendcycle = SENDCYCLE; // payload send cycle [seconds/2]
cfg.wifichancycle =
WIFI_CHANNEL_SWITCH_INTERVAL; // wifi channel switch cycle [seconds/100]
cfg.blescantime =

4
src/cyclic.cpp
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@ -7,6 +7,10 @@
// Local logging tag
static const char TAG[] = __FILE__;
Ticker housekeeper;
void housekeeping() { xTaskNotify(irqHandlerTask, CYCLIC_IRQ, eSetBits); }
// do all housekeeping
void doHousekeeping() {

30
src/gpsread.cpp
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@ -11,10 +11,6 @@ TaskHandle_t GpsTask;
#ifdef GPS_SERIAL
HardwareSerial GPS_Serial(1); // use UART #1
TickType_t const gpsDelay_ticks = pdMS_TO_TICKS(1000 - NMEA_BUFFERTIME) -
tx_Ticks(NMEA_FRAME_SIZE, GPS_SERIAL);
#else
TickType_t const gpsDelay_ticks = pdMS_TO_TICKS(1000 - NMEA_BUFFERTIME);
#endif
// initialize and configure GPS
@ -27,13 +23,6 @@ int gps_init(void) {
return 0;
}
// set timeout for reading recent time from GPS
#ifdef GPS_SERIAL // serial GPS
#else // I2C GPS
#endif
#if defined GPS_SERIAL
GPS_Serial.begin(GPS_SERIAL);
ESP_LOGI(TAG, "Using serial GPS");
@ -88,18 +77,23 @@ void gps_read() {
time_t get_gpstime(void) {
// set time to wait for arrive next recent NMEA time record
static const uint32_t gpsDelay_ms = gpsDelay_ticks / portTICK_PERIOD_MS;
static const uint32_t gpsDelay_ms = 500;
time_t t = 0;
if ((gps.time.age() < gpsDelay_ms) && (gps.time.isValid()) && (gps.date.isValid())) {
if ((gps.time.age() < gpsDelay_ms) && gps.time.isValid() &&
gps.date.isValid() && gps.time.isUpdated()) {
ESP_LOGD(TAG, "GPS time age: %dms, second: %d, is valid: %s", gps.time.age(), gps.time.second(),
gps.time.isValid() ? "yes" : "no");
gps.time.value(); // trigger isUpdated()
t = tmConvert(gps.date.year(), gps.date.month(), gps.date.day(),
gps.time.hour(), gps.time.minute(), gps.time.second());
}
ESP_LOGD(TAG, "GPS time age: %dms, is valid: %s, second: %d",
gps.time.age(),
(gps.time.isValid() && gps.date.isValid()) ? "yes" : "no",
gps.time.second());
t = tmConvert(gps.date.year(), gps.date.month(), gps.date.day(),
gps.time.hour(), gps.time.minute(), gps.time.second());
}
return timeIsValid(t);
} // get_gpstime()

12
src/hal/heltec.h
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@ -5,19 +5,21 @@
#include <stdint.h>
//#define HAS_BME 0x77 // BME680 sensor on I2C bus (SDI=21/SCL=22); comment out
//if not present
// Hardware related definitions for Heltec V2 LoRa-32 Board
//#define HAS_BME GPIO_NUM_21, GPIO_NUM_22 // SDA, SCL
//#define BME_ADDR BME680_I2C_ADDR_PRIMARY // connect SDIO of BME680 to GND
// Hardware related definitions for Heltec LoRa-32 Board
#define HAS_LORA 1 // comment out if device shall not send data via LoRa
#define CFG_sx1276_radio 1
#define HAS_DISPLAY U8X8_SSD1306_128X64_NONAME_HW_I2C // OLED-Display on board
#define HAS_LED LED_BUILTIN // white LED on board
#define HAS_BUTTON KEY_BUILTIN // button "PROG" on board
// Pins for I2C interface of OLED Display
#define MY_OLED_SDA (4)
#define MY_OLED_SCL (15)
#define MY_OLED_SDA (21)
#define MY_OLED_SCL (22)
#define MY_OLED_RST (16)
// Pins for LORA chip SPI interface come from board file, we need some

16
src/hal/heltecv2.h
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@ -7,16 +7,8 @@
// Hardware related definitions for Heltec V2 LoRa-32 Board
// BME680 sensor on I2C bus (SDI=21/SCL=22); comment out if not present
//#define HAS_BME GPIO_NUM_21, GPIO_NUM_22 // SDA, SCL
//#define BME_ADDR BME680_I2C_ADDR_PRIMARY // connect SDIO of BME680 to GND
// Of cause, by default the board has no BME680 mounted
// a BME680 sensor board maybe connected to I2C (SDA = 4 , and SLC = 15)
// second it worked if SDIO left unconnected and 0x77 as address was used
//#define HAS_BME 4, 15 // SDA, SCL
//#define BME_ADDR BME680_I2C_ADDR_SECONDARY // leave SDIO of BME680 unconnected
//#define HAS_BME GPIO_NUM_4, GPIO_NUM_15 // SDA, SCL
//#define BME_ADDR BME680_I2C_ADDR_PRIMARY // connect SDIO of BME680 to GND
#define HAS_LORA 1 // comment out if device shall not send data via LoRa
#define CFG_sx1276_radio 1
@ -26,8 +18,8 @@
#define HAS_BUTTON KEY_BUILTIN // button "PROG" on board
// Pins for I2C interface of OLED Display
#define MY_OLED_SDA (4) // original = 21
#define MY_OLED_SCL (15) // original = 22
#define MY_OLED_SDA (4)
#define MY_OLED_SCL (15)
#define MY_OLED_RST (16)
// Pins for LORA chip SPI interface come from board file, we need some

2
src/hal/ttgobeam.h
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@ -23,7 +23,7 @@
// GPS settings
#define HAS_GPS 1 // use on board GPS
#define GPS_SERIAL 9600, SERIAL_8N1, GPIO_NUM_12, GPIO_NUM_15 // UBlox NEO 6M
//#define GPS_INT GPIO_NUM_34 // 30ns accurary timepulse, to be external wired on pcb: NEO 6M Pin#3 -> GPIO34
#define GPS_INT GPIO_NUM_34 // 30ns accurary timepulse, to be external wired on pcb: NEO 6M Pin#3 -> GPIO34
// Settings for on board DS3231 RTC chip
//#define HAS_RTC MY_OLED_SDA, MY_OLED_SCL // SDA, SCL

8
src/hal/ttgofox.h
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@ -25,16 +25,16 @@
#define RTC_INT GPIO_NUM_34 // timepulse with accuracy +/- 2*e-6 [microseconds] = 0,1728sec / day
// Settings for IF482 interface
//#define HAS_IF482 9600, SERIAL_7E1, GPIO_NUM_12, GPIO_NUM_14 // IF482 serial port parameters
#define HAS_IF482 9600, SERIAL_7E1, GPIO_NUM_12, GPIO_NUM_14 // IF482 serial port parameters
// Settings for DCF77 interface
//#define HAS_DCF77 GPIO_NUM_14
//#define DCF77_ACTIVE_LOW 1
// Settings for external GPS chip
//#define HAS_GPS 1 // use on board GPS
//#define GPS_SERIAL 9600, SERIAL_8N1, GPIO_NUM_17, GPIO_NUM_16 // UBlox NEO 6M or 7M with default configuration
//#define GPS_INT GPIO_NUM_13
#define HAS_GPS 1 // use on board GPS
#define GPS_SERIAL 9600, SERIAL_8N1, GPIO_NUM_17, GPIO_NUM_16 // UBlox NEO 6M or 7M with default configuration
#define GPS_INT GPIO_NUM_13
// Pins for LORA chip SPI interface, reset line and interrupt lines
#define LORA_SCK (5)

8
src/if482.cpp
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@ -72,7 +72,7 @@ U: UTC time (not supported by all systems),
L: Local Time
***) Day of week:
not evaluated by model BU-190
not evaluated by model BU-190, use "F" instead for this model
*/
///////////////////////////////////////////////////////////////////////////////
@ -92,16 +92,14 @@ void IF482_Pulse(time_t t) {
static const TickType_t txDelay =
pdMS_TO_TICKS(IF482_PULSE_LENGTH - tx_Ticks(IF482_FRAME_SIZE, HAS_IF482));
//TickType_t startTime = xTaskGetTickCount();
//vTaskDelayUntil(&startTime, txDelay); // wait until moment to fire
vTaskDelay(txDelay); // wait until moment to fire
vTaskDelay(txDelay); // wait until moment to fire
IF482.print(IF482_Frame(t + 1)); // note: if482 telegram for *next* second
}
String IRAM_ATTR IF482_Frame(time_t startTime) {
time_t t = myTZ.toLocal(startTime);
char mon, out[IF482_FRAME_SIZE];
char mon, out[IF482_FRAME_SIZE + 1];
switch (timeStatus()) { // indicates if time has been set and recently synced
case timeSet: // time is set and is synced

41
src/irqhandler.cpp
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@ -30,12 +30,17 @@ void irqHandler(void *pvParameters) {
#endif
// are cyclic tasks due?
if (InterruptStatus & CYCLIC_IRQ) {
if (InterruptStatus & CYCLIC_IRQ)
doHousekeeping();
}
#ifdef TIME_SYNC_INTERVAL
// is time to be synced?
if (InterruptStatus & TIMESYNC_IRQ)
setTime(timeProvider());
#endif
// is time to send the payload?
if (InterruptStatus & SENDCOUNTER_IRQ)
if (InterruptStatus & SENDCYCLE_IRQ)
sendCounter();
}
vTaskDelete(NULL); // shoud never be reached
@ -44,26 +49,28 @@ void irqHandler(void *pvParameters) {
// esp32 hardware timer triggered interrupt service routines
// they notify the irq handler task
void IRAM_ATTR homeCycleIRQ() {
xTaskNotifyFromISR(irqHandlerTask, CYCLIC_IRQ, eSetBits, NULL);
portYIELD_FROM_ISR();
}
void IRAM_ATTR SendCycleIRQ() {
xTaskNotifyFromISR(irqHandlerTask, SENDCOUNTER_IRQ, eSetBits, NULL);
portYIELD_FROM_ISR();
}
#ifdef HAS_DISPLAY
void IRAM_ATTR DisplayIRQ() {
xTaskNotifyFromISR(irqHandlerTask, DISPLAY_IRQ, eSetBits, NULL);
portYIELD_FROM_ISR();
BaseType_t xHigherPriorityTaskWoken;
xHigherPriorityTaskWoken = pdFALSE;
xTaskNotifyFromISR(irqHandlerTask, DISPLAY_IRQ, eSetBits,
&xHigherPriorityTaskWoken);
if (xHigherPriorityTaskWoken)
portYIELD_FROM_ISR();
}
#endif
#ifdef HAS_BUTTON
void IRAM_ATTR ButtonIRQ() {
xTaskNotifyFromISR(irqHandlerTask, BUTTON_IRQ, eSetBits, NULL);
portYIELD_FROM_ISR();
BaseType_t xHigherPriorityTaskWoken;
xHigherPriorityTaskWoken = pdFALSE;
xTaskNotifyFromISR(irqHandlerTask, BUTTON_IRQ, eSetBits,
&xHigherPriorityTaskWoken);
if (xHigherPriorityTaskWoken)
portYIELD_FROM_ISR();
}
#endif

10
src/lorawan.cpp
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@ -224,6 +224,12 @@ void onEvent(ev_t ev) {
break;
case EV_TXCOMPLETE:
#ifdef DBTIMESYNC
if (!(LMIC.txrxFlags & TXRX_ACK) && time_sync_seqNo)
time_sync_messages[time_sync_seqNo - 1] = LMIC.txend;
#endif
strcpy_P(buff, (LMIC.txrxFlags & TXRX_ACK) ? PSTR("RECEIVED_ACK")
: PSTR("TX_COMPLETE"));
sprintf(display_line6, " "); // clear previous lmic status
@ -465,9 +471,9 @@ void user_request_network_time_callback(void *pVoidUserUTCTime,
// Update system time with time read from the network
if (timeIsValid(*pUserUTCTime)) {
xSemaphoreTake(TimePulse, pdMS_TO_TICKS(1000)); // wait for pps
setTime(*pUserUTCTime + 1);
setTime(*pUserUTCTime);
timeSource = _lora;
timesyncer.attach(TIME_SYNC_INTERVAL * 60, timeSync); // regular repeat
ESP_LOGI(TAG, "Received recent time from LoRa");
} else
ESP_LOGI(TAG, "Invalid time received from LoRa");

111
src/main.cpp
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@ -23,19 +23,21 @@ licenses. Refer to LICENSE.txt file in repository for more details.
//////////////////////// ESP32-Paxcounter \\\\\\\\\\\\\\\\\\\\\\\\\\
Uused tasks and timers:
// Tasks and timers:
Task Core Prio Purpose
====================================================================================
-------------------------------------------------------------------------------
ledloop 0 3 blinks LEDs
spiloop 0 2 reads/writes data on spi interface
IDLE 0 0 ESP32 arduino scheduler -> runs wifi sniffer
clockloop 1 4 generates realtime telegrams for external clock
looptask 1 1 arduino core -> runs the LMIC LoRa stack
irqhandler 1 1 executes tasks triggered by hw irq, see table below
irqhandler 1 1 executes tasks triggered by timer irq
gpsloop 1 2 reads data from GPS via serial or i2c
bmeloop 1 1 reads data from BME sensor via i2c
timesync_ans 1 0 temporary task for receiving time sync requests
timesync_req 1 0 temporary task for sending time sync requests
IDLE 1 0 ESP32 arduino scheduler -> runs wifi channel rotator
Low priority numbers denote low priority tasks.
@ -43,16 +45,29 @@ Low priority numbers denote low priority tasks.
Tasks using i2c bus all must have same priority, because using mutex semaphore
(irqhandler, bmeloop)
ESP32 hardware irq timers
================================
0 triggers display refresh
1 triggers DCF77 clock signal
2 triggers send payload cycle
3 triggers housekeeping cycle
// ESP32 hardware timers
-------------------------------------------------------------------------------
0 displayIRQ -> display refresh -> 40ms (DISPLAYREFRESH_MS in
paxcounter.conf) 1 ppsIRQ -> pps clock irq -> 1sec 2 unused 3 unused
RTC hardware timer (if present)
================================
triggers pps 1 sec impulse
// Interrupt routines
-------------------------------------------------------------------------------
fired by hardware
DisplayIRQ -> esp32 timer 0 -> irqhandler.cpp
CLOCKIRQ -> esp32 timer 1 -> timekeeper.cpp
ButtonIRQ -> external gpio -> irqhandler.cpp
fired by software (Ticker.h)
TIMESYNC_IRQ -> timeSync() -> timerkeeper.cpp
CYLCIC_IRQ -> housekeeping() -> cyclic.cpp
SENDCYCLE_IRQ -> sendcycle() -> senddata.cpp
// External RTC timer (if present)
-------------------------------------------------------------------------------
triggers pps 1 sec impulse
*/
@ -65,8 +80,7 @@ uint8_t volatile channel = 0; // channel rotation counter
uint16_t volatile macs_total = 0, macs_wifi = 0, macs_ble = 0,
batt_voltage = 0; // globals for display
hw_timer_t *sendCycle = NULL, *homeCycle = NULL, *clockCycle = NULL,
*displaytimer = NULL;
hw_timer_t *ppsIRQ = NULL, *displayIRQ = NULL;
TaskHandle_t irqHandlerTask, ClockTask;
SemaphoreHandle_t I2Caccess, TimePulse;
@ -302,27 +316,8 @@ void setup() {
strcat_P(features, " OLED");
DisplayState = cfg.screenon;
init_display(PRODUCTNAME, PROGVERSION); // note: blocking call
// setup display refresh trigger IRQ using esp32 hardware timer
// https://techtutorialsx.com/2017/10/07/esp32-arduino-timer-interrupts/
// prescaler 80 -> divides 80 MHz CPU freq to 1 MHz, timer 0, count up
displaytimer = timerBegin(0, 80, true);
// interrupt handler DisplayIRQ, triggered by edge
timerAttachInterrupt(displaytimer, &DisplayIRQ, true);
// reload interrupt after each trigger of display refresh cycle
timerAlarmWrite(displaytimer, DISPLAYREFRESH_MS * 1000, true);
#endif
// setup send cycle trigger IRQ using esp32 hardware timer 2
sendCycle = timerBegin(2, 8000, true);
timerAttachInterrupt(sendCycle, &SendCycleIRQ, true);
timerAlarmWrite(sendCycle, cfg.sendcycle * 2 * 10000, true);
// setup house keeping cycle trigger IRQ using esp32 hardware timer 3
homeCycle = timerBegin(3, 8000, true);
timerAttachInterrupt(homeCycle, &homeCycleIRQ, true);
timerAlarmWrite(homeCycle, HOMECYCLE * 10000, true);
// show payload encoder
#if PAYLOAD_ENCODER == 1
strcat_P(features, " PLAIN");
@ -358,19 +353,6 @@ void setup() {
#endif
#endif
#if defined HAS_IF482 || defined HAS_DCF77
// start pps timepulse
ESP_LOGI(TAG, "Starting Timekeeper...");
assert(timepulse_init()); // setup timepulse
timepulse_start();
#endif
#ifdef TIME_SYNC_INTERVAL
// set time source and sync time
setSyncInterval(TIME_SYNC_INTERVAL * 60);
setSyncProvider(&timeProvider);
#endif
// start wifi in monitor mode and start channel rotation timer
ESP_LOGI(TAG, "Starting Wifi...");
wifi_sniffer_init();
@ -404,16 +386,25 @@ void setup() {
}
#endif
// starting timers and interrupts
assert(irqHandlerTask != NULL); // has interrupt handler task started?
// start timer triggered interrupts
ESP_LOGI(TAG, "Starting Interrupts...");
#ifdef HAS_DISPLAY
timerAlarmEnable(displaytimer);
#endif
timerAlarmEnable(sendCycle);
timerAlarmEnable(homeCycle);
ESP_LOGI(TAG, "Starting Timers...");
// start button interrupt
// display interrupt
#ifdef HAS_DISPLAY
// 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, true);
timerAlarmWrite(displayIRQ, DISPLAYREFRESH_MS * 1000, true);
timerAlarmEnable(displayIRQ);
#endif
// cyclic function interrupts
sendcycler.attach(SENDCYCLE * 2, sendcycle);
housekeeper.attach(HOMECYCLE, housekeeping);
// button interrupt
#ifdef HAS_BUTTON
#ifdef BUTTON_PULLUP
attachInterrupt(digitalPinToInterrupt(HAS_BUTTON), ButtonIRQ, RISING);
@ -422,7 +413,19 @@ void setup() {
#endif
#endif // HAS_BUTTON
#ifdef TIME_SYNC_INTERVAL
// start pps timepulse
ESP_LOGI(TAG, "Starting Timekeeper...");
assert(timepulse_init()); // setup timepulse
timepulse_start();
timeSync(); // init systime
timesyncer.attach(TIME_SYNC_INTERVAL * 60, timeSync);
#endif
#if defined HAS_IF482 || defined HAS_DCF77
#ifndef TIME_SYNC_INTERVAL
#error for clock controller function TIME_SNYC_INTERVAL must be defined in paxcounter.conf
#endif
ESP_LOGI(TAG, "Starting Clock Controller...");
clock_init();
#endif

5
src/paxcounter.conf
View File

@ -10,7 +10,7 @@
#define VERBOSE 1 // comment out to silence the device, for mute use build option
// Payload send cycle and encoding
#define SEND_SECS 30 // payload send cycle [seconds/2] -> 60 sec.
#define SENDCYCLE 30 // payload send cycle [seconds/2], 0 .. 255
#define PAYLOAD_ENCODER 2 // payload encoder: 1=Plain, 2=Packed, 3=Cayenne LPP dynamic, 4=Cayenne LPP packed
// Set this to include BLE counting and vendor filter functions
@ -66,8 +66,9 @@
#define RESPONSE_TIMEOUT_MS 60000 // firmware binary server connection timeout [milliseconds]
// settings for syncing time of node with external time source
//#define TIME_SYNC_INTERVAL 2 // sync time attempt each .. minutes from time source (GPS/LORA/RTC) [default = 60], comment out means off
#define TIME_SYNC_INTERVAL 2 // sync time attempt each .. minutes from time source (GPS/LORA/RTC) [default = 60], comment out means off
//#define TIME_SYNC_LORA 1 // use LORA network as time source, comment out means off [default = off]
#define DBTIMESYNC 1 // use DB LORA timeserver with patented sync algorithm [default = off]
// time zone, see https://github.com/JChristensen/Timezone/blob/master/examples/WorldClock/WorldClock.ino
#define DAYLIGHT_TIME {"CEST", Last, Sun, Mar, 2, 120} // Central European Summer Time

11
src/payload.cpp
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@ -290,11 +290,12 @@ void PayloadConvert::writeBitmap(bool a, bool b, bool c, bool d, bool e, bool f,
}
/* ---------------- Cayenne LPP 2.0 format ---------- */
// see specs
// see specs
// http://community.mydevices.com/t/cayenne-lpp-2-0/7510 (LPP 2.0)
// https://github.com/myDevicesIoT/cayenne-docs/blob/master/docs/LORA.md (LPP 1.0)
// PAYLOAD_ENCODER == 3 -> Dynamic Sensor Payload, using channels -> FPort 1
// PAYLOAD_ENCODER == 4 -> Packed Sensor Payload, not using channels -> FPort 2
// https://github.com/myDevicesIoT/cayenne-docs/blob/master/docs/LORA.md
// (LPP 1.0) PAYLOAD_ENCODER == 3 -> Dynamic Sensor Payload, using channels ->
// FPort 1 PAYLOAD_ENCODER == 4 -> Packed Sensor Payload, not using channels ->
// FPort 2
#elif (PAYLOAD_ENCODER == 3 || PAYLOAD_ENCODER == 4)
@ -456,7 +457,7 @@ void PayloadConvert::addButton(uint8_t value) {
void PayloadConvert::addTime(time_t value) {
#if (PAYLOAD_ENCODER == 4)
uint32_t t = (uint32_t)value;
uint32_t tx_period = (uint32_t)SEND_SECS * 2;
uint32_t tx_period = (uint32_t)SENDCYCLE * 2;
buffer[cursor++] = 0x03; // set config mask to UTCTime + TXPeriod
// UTCTime in seconds
buffer[cursor++] = (byte)((t & 0xFF000000) >> 24);

47
src/rcommand.cpp
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@ -58,9 +58,8 @@ void set_rssi(uint8_t val[]) {
void set_sendcycle(uint8_t val[]) {
cfg.sendcycle = val[0];
// update send cycle interrupt
timerAlarmWrite(sendCycle, cfg.sendcycle * 2 * 10000, true);
// reload interrupt after each trigger of channel switch cycle
// update send cycle interrupt [seconds
sendcycler.attach(cfg.sendcycle * 2, sendcycle);
ESP_LOGI(TAG, "Remote command: set send cycle to %d seconds",
cfg.sendcycle * 2);
}
@ -283,19 +282,35 @@ void get_time(uint8_t val[]) {
// format: opcode, function, #bytes params,
// flag (true = do make settings persistent / false = don't)
//
cmd_t table[] = {
{0x01, set_rssi, 1, true}, {0x02, set_countmode, 1, true},
{0x03, set_gps, 1, true}, {0x04, set_display, 1, true},
{0x05, set_lorasf, 1, true}, {0x06, set_lorapower, 1, true},
{0x07, set_loraadr, 1, true}, {0x08, set_screensaver, 1, true},
{0x09, set_reset, 1, true}, {0x0a, set_sendcycle, 1, true},
{0x0b, set_wifichancycle, 1, true}, {0x0c, set_blescantime, 1, true},
{0x0d, set_vendorfilter, 1, false}, {0x0e, set_blescan, 1, true},
{0x0f, set_wifiant, 1, true}, {0x10, set_rgblum, 1, true},
{0x11, set_monitor, 1, true}, {0x12, set_beacon, 7, false},
{0x13, set_sensor, 2, true}, {0x80, get_config, 0, false},
{0x81, get_status, 0, false}, {0x84, get_gps, 0, false},
{0x85, get_bme, 0, false}, {0x86, get_time, 0, false},
cmd_t table[] = {{0x01, set_rssi, 1, true},
{0x02, set_countmode, 1, true},
{0x03, set_gps, 1, true},
{0x04, set_display, 1, true},
{0x05, set_lorasf, 1, true},
{0x06, set_lorapower, 1, true},
{0x07, set_loraadr, 1, true},
{0x08, set_screensaver, 1, true},
{0x09, set_reset, 1, true},
{0x0a, set_sendcycle, 1, true},
{0x0b, set_wifichancycle, 1, true},
{0x0c, set_blescantime, 1, true},
{0x0d, set_vendorfilter, 1, false},
{0x0e, set_blescan, 1, true},
{0x0f, set_wifiant, 1, true},
{0x10, set_rgblum, 1, true},
{0x11, set_monitor, 1, true},
{0x12, set_beacon, 7, false},
{0x13, set_sensor, 2, true},
{0x80, get_config, 0, false},
{0x81, get_status, 0, false},
{0x84, get_gps, 0, false},
{0x85, get_bme, 0, false},
{0x86, get_time, 0, false}
#ifdef DBTIMESYNC
,
{TIME_ANS_OPCODE, recv_DBtime_ans, 0, false},
{TIME_SYNC_OPCODE, force_DBtime_sync, 0, false}
#endif
};
const uint8_t cmdtablesize =

4
src/senddata.cpp
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@ -1,6 +1,10 @@
// Basic Config
#include "senddata.h"
Ticker sendcycler;
void sendcycle() { xTaskNotify(irqHandlerTask, SENDCYCLE_IRQ, eSetBits); }
// put data to send in RTos Queues used for transmit over channels Lora and SPI
void SendPayload(uint8_t port, sendprio_t prio) {

34
src/timekeeper.cpp
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@ -6,12 +6,12 @@ static const char TAG[] = __FILE__;
// symbol to display current time source
const char timeSetSymbols[] = {'G', 'R', 'L', '?'};
getExternalTime TimeSourcePtr; // pointer to time source function
Ticker timesyncer;
void timeSync() { xTaskNotify(irqHandlerTask, TIMESYNC_IRQ, eSetBits); }
time_t timeProvider(void) {
ESP_LOGD(TAG, "time synched");
time_t t = 0;
#ifdef HAS_GPS
@ -21,6 +21,7 @@ time_t timeProvider(void) {
set_rtctime(t); // calibrate RTC
#endif
timeSource = _gps;
timesyncer.attach(TIME_SYNC_INTERVAL * 60, timeSync); // regular repeat
return t;
}
#endif
@ -30,16 +31,22 @@ time_t timeProvider(void) {
t = get_rtctime();
if (t) {
timeSource = _rtc;
timesyncer.attach(60, timeSync); // short retry
}
#endif
// kick off asychron lora sync if we have
#if defined HAS_LORA && defined TIME_SYNC_LORA
// kick off asychronous DB timesync if we have
#ifdef DBTIMESYNC
send_DBtime_req();
// kick off asychronous lora sync if we have
#elif defined HAS_LORA && defined TIME_SYNC_LORA
LMIC_requestNetworkTime(user_request_network_time_callback, &userUTCTime);
#endif
if (!t)
if (!t) {
timeSource = _unsynced;
timesyncer.attach(60, timeSync); // short retry
}
return t;
@ -78,8 +85,8 @@ uint8_t timepulse_init() {
#else
// use ESP32 hardware timer as time base with adjustable frequency
clockCycle = timerBegin(1, 8000, true); // set 80 MHz prescaler to 1/10000 sec
timerAlarmWrite(clockCycle, 10000, true); // 1000ms
ppsIRQ = timerBegin(1, 8000, true); // set 80 MHz prescaler to 1/10000 sec
timerAlarmWrite(ppsIRQ, 10000, true); // 1000ms
ESP_LOGI(TAG, "Timepulse: internal (ESP32 hardware timer)");
return 1; // success
@ -92,8 +99,8 @@ void timepulse_start(void) {
#elif defined RTC_INT // start external clock rtc
attachInterrupt(digitalPinToInterrupt(RTC_INT), CLOCKIRQ, FALLING);
#else // start internal clock esp32 hardware timer
timerAttachInterrupt(clockCycle, &CLOCKIRQ, true);
timerAlarmEnable(clockCycle);
timerAttachInterrupt(ppsIRQ, &CLOCKIRQ, true);
timerAlarmEnable(ppsIRQ);
#endif
}
@ -101,12 +108,11 @@ void timepulse_start(void) {
void IRAM_ATTR CLOCKIRQ(void) {
BaseType_t xHigherPriorityTaskWoken;
time_t t = SyncToPPS(); // calibrates UTC systime, see Time.h
SyncToPPS(); // calibrates UTC systime, see Time.h
xHigherPriorityTaskWoken = pdFALSE;
if (ClockTask != NULL)
xTaskNotifyFromISR(ClockTask, uint32_t(t), eSetBits,
xTaskNotifyFromISR(ClockTask, uint32_t(now()), eSetBits,
&xHigherPriorityTaskWoken);
#if defined GPS_INT || defined RTC_INT
@ -214,7 +220,7 @@ void clock_loop(void *taskparameter) { // ClockTask
#if defined HAS_IF482
IF482_Pulse(t);
IF482_Pulse(nextsec(t));
#elif defined HAS_DCF77