time sync accuracy fixes
This commit is contained in:
parent
6aba3c128b
commit
3376a7f57e
@ -389,7 +389,9 @@ Note: all settings are stored in NVRAM and will be reloaded when device starts.
|
|||||||
|
|
||||||
0x86 get time/date
|
0x86 get time/date
|
||||||
|
|
||||||
Device answers with it's local time/date (UTC Unix epoch) on Port 2.
|
Device answers with it's local time/date (UTC Unix epoch) on Port 2:
|
||||||
|
bytes 1..4 = local time/date in UTC epoch seconds
|
||||||
|
byte 5 = bits 0..3 timeSource, bits 4..7 timeStatus
|
||||||
|
|
||||||
0x87 set time/date
|
0x87 set time/date
|
||||||
|
|
||||||
|
@ -4,7 +4,7 @@
|
|||||||
#include "globals.h"
|
#include "globals.h"
|
||||||
|
|
||||||
#define IF482_FRAME_SIZE (17)
|
#define IF482_FRAME_SIZE (17)
|
||||||
#define IF482_SYNC_FIXUP (3) // calibration to fixup processing time [milliseconds]
|
#define IF482_SYNC_FIXUP (2) // calibration to fixup processing time [milliseconds]
|
||||||
|
|
||||||
String IRAM_ATTR IF482_Frame(time_t tt);
|
String IRAM_ATTR IF482_Frame(time_t tt);
|
||||||
|
|
||||||
|
@ -16,6 +16,8 @@
|
|||||||
#include "timekeeper.h"
|
#include "timekeeper.h"
|
||||||
|
|
||||||
void irqHandler(void *pvParameters);
|
void irqHandler(void *pvParameters);
|
||||||
|
int mask_user_IRQ();
|
||||||
|
int unmask_user_IRQ();
|
||||||
|
|
||||||
#ifdef HAS_DISPLAY
|
#ifdef HAS_DISPLAY
|
||||||
#include "display.h"
|
#include "display.h"
|
||||||
|
@ -1,9 +1,9 @@
|
|||||||
#ifndef _TIME_SYNC_LORASERVER_H
|
#ifndef _TIMESYNC_H
|
||||||
#define _TIME_SYNC_LORASERVER_H
|
#define _TIMESYNC_H
|
||||||
|
|
||||||
#include <chrono>
|
#include <chrono>
|
||||||
#include "globals.h"
|
#include "globals.h"
|
||||||
#include "timesync.h"
|
#include "irqhandler.h"
|
||||||
#include "timekeeper.h"
|
#include "timekeeper.h"
|
||||||
|
|
||||||
//#define TIME_SYNC_TRIGGER 100 // threshold for time sync [milliseconds]
|
//#define TIME_SYNC_TRIGGER 100 // threshold for time sync [milliseconds]
|
||||||
|
@ -18,15 +18,14 @@ void irqHandler(void *pvParameters) {
|
|||||||
&InterruptStatus, // Receives the notification value
|
&InterruptStatus, // Receives the notification value
|
||||||
portMAX_DELAY); // wait forever
|
portMAX_DELAY); // wait forever
|
||||||
|
|
||||||
// interrupt handler to be enabled?
|
if (InterruptStatus & UNMASK_IRQ) // interrupt handler to be enabled?
|
||||||
if (InterruptStatus & UNMASK_IRQ)
|
|
||||||
mask_irq = false;
|
mask_irq = false;
|
||||||
else if (mask_irq)
|
else if (mask_irq) // suppress processing if interrupt handler is disabled
|
||||||
continue; // suppress processing if interrupt handler is disabled
|
continue;
|
||||||
|
else if (InterruptStatus & MASK_IRQ) { // interrupt handler to be disabled?
|
||||||
// interrupt handler to be disabled?
|
|
||||||
if (InterruptStatus & MASK_IRQ)
|
|
||||||
mask_irq = true;
|
mask_irq = true;
|
||||||
|
continue;
|
||||||
|
}
|
||||||
|
|
||||||
// button pressed?
|
// button pressed?
|
||||||
#ifdef HAS_BUTTON
|
#ifdef HAS_BUTTON
|
||||||
@ -85,3 +84,16 @@ void IRAM_ATTR ButtonIRQ() {
|
|||||||
portYIELD_FROM_ISR();
|
portYIELD_FROM_ISR();
|
||||||
}
|
}
|
||||||
#endif
|
#endif
|
||||||
|
|
||||||
|
int mask_user_IRQ() {
|
||||||
|
// begin of time critical section: lock I2C bus to ensure accurate timing
|
||||||
|
if (!I2C_MUTEX_LOCK())
|
||||||
|
return 1; // failure
|
||||||
|
xTaskNotify(irqHandlerTask, MASK_IRQ, eSetBits);
|
||||||
|
}
|
||||||
|
|
||||||
|
int unmask_user_IRQ() {
|
||||||
|
// end of time critical section: release I2C bus
|
||||||
|
I2C_MUTEX_UNLOCK();
|
||||||
|
xTaskNotify(irqHandlerTask, UNMASK_IRQ, eSetBits);
|
||||||
|
}
|
||||||
|
@ -495,8 +495,7 @@ void IRAM_ATTR user_request_network_time_callback(void *pVoidUserUTCTime,
|
|||||||
}
|
}
|
||||||
|
|
||||||
// begin of time critical section: lock I2C bus to ensure accurate timing
|
// begin of time critical section: lock I2C bus to ensure accurate timing
|
||||||
// don't move the mutex, will impact accuracy of time up to 1 sec!
|
if (!mask_user_IRQ())
|
||||||
if (!I2C_MUTEX_LOCK())
|
|
||||||
return; // failure
|
return; // failure
|
||||||
|
|
||||||
// Update userUTCTime, considering the difference between the GPS and UTC
|
// Update userUTCTime, considering the difference between the GPS and UTC
|
||||||
@ -514,7 +513,7 @@ void IRAM_ATTR user_request_network_time_callback(void *pVoidUserUTCTime,
|
|||||||
setMyTime(*pUserUTCTime + requestDelaySec, 0);
|
setMyTime(*pUserUTCTime + requestDelaySec, 0);
|
||||||
|
|
||||||
// end of time critical section: release I2C bus
|
// end of time critical section: release I2C bus
|
||||||
I2C_MUTEX_UNLOCK();
|
unmask_user_IRQ();
|
||||||
|
|
||||||
} // user_request_network_time_callback
|
} // user_request_network_time_callback
|
||||||
#endif // TIME_SYNC_LORAWAN
|
#endif // TIME_SYNC_LORAWAN
|
||||||
|
@ -415,7 +415,6 @@ void setup() {
|
|||||||
!defined HAS_GPS && !defined HAS_RTC)
|
!defined HAS_GPS && !defined HAS_RTC)
|
||||||
#warning you did not specify a time source, time will not be synched
|
#warning you did not specify a time source, time will not be synched
|
||||||
#endif
|
#endif
|
||||||
#else
|
|
||||||
// start pps timepulse
|
// start pps timepulse
|
||||||
ESP_LOGI(TAG, "Starting Timekeeper...");
|
ESP_LOGI(TAG, "Starting Timekeeper...");
|
||||||
assert(timepulse_init()); // setup timepulse
|
assert(timepulse_init()); // setup timepulse
|
||||||
|
@ -277,6 +277,7 @@ void get_time(uint8_t val[]) {
|
|||||||
ESP_LOGI(TAG, "Remote command: get time");
|
ESP_LOGI(TAG, "Remote command: get time");
|
||||||
payload.reset();
|
payload.reset();
|
||||||
payload.addTime(now());
|
payload.addTime(now());
|
||||||
|
payload.addByte(timeStatus() << 4 | timeSource);
|
||||||
SendPayload(STATUSPORT, prio_high);
|
SendPayload(STATUSPORT, prio_high);
|
||||||
};
|
};
|
||||||
|
|
||||||
|
@ -175,9 +175,9 @@ TickType_t tx_Ticks(uint32_t framesize, unsigned long baud, uint32_t config,
|
|||||||
return round(txTime);
|
return round(txTime);
|
||||||
}
|
}
|
||||||
|
|
||||||
#if defined HAS_IF482 || defined HAS_DCF77
|
#if (defined HAS_IF482 || defined HAS_DCF77)
|
||||||
|
|
||||||
#if defined HAS_DCF77 && defined HAS_IF482
|
#if (defined HAS_DCF77 && defined HAS_IF482)
|
||||||
#error You must define at most one of IF482 or DCF77!
|
#error You must define at most one of IF482 or DCF77!
|
||||||
#endif
|
#endif
|
||||||
|
|
||||||
|
@ -9,7 +9,7 @@ algorithm in applications without granted license by the patent holder.
|
|||||||
|
|
||||||
*/
|
*/
|
||||||
|
|
||||||
#if(TIME_SYNC_LORASERVER)
|
#if (TIME_SYNC_LORASERVER)
|
||||||
|
|
||||||
#include "timesync.h"
|
#include "timesync.h"
|
||||||
|
|
||||||
@ -111,8 +111,7 @@ void process_timesync_req(void *taskparameter) {
|
|||||||
} // for
|
} // for
|
||||||
|
|
||||||
// begin of time critical section: lock I2C bus to ensure accurate timing
|
// begin of time critical section: lock I2C bus to ensure accurate timing
|
||||||
// don't move the mutex, will impact accuracy of time up to 1 sec!
|
if (!mask_user_IRQ())
|
||||||
if (!I2C_MUTEX_LOCK())
|
|
||||||
goto error; // failure
|
goto error; // failure
|
||||||
|
|
||||||
// average time offset from collected diffs
|
// average time offset from collected diffs
|
||||||
@ -133,9 +132,10 @@ void process_timesync_req(void *taskparameter) {
|
|||||||
setMyTime(time_to_set, time_to_set_fraction_msec);
|
setMyTime(time_to_set, time_to_set_fraction_msec);
|
||||||
|
|
||||||
// end of time critical section: release I2C bus
|
// end of time critical section: release I2C bus
|
||||||
I2C_MUTEX_UNLOCK();
|
unmask_user_IRQ();
|
||||||
|
|
||||||
finish:
|
finish:
|
||||||
|
|
||||||
lora_time_sync_pending = false;
|
lora_time_sync_pending = false;
|
||||||
timeSyncReqTask = NULL;
|
timeSyncReqTask = NULL;
|
||||||
vTaskDelete(NULL); // end task
|
vTaskDelete(NULL); // end task
|
||||||
@ -215,7 +215,8 @@ int recv_timesync_ans(uint8_t buf[], uint8_t buf_len) {
|
|||||||
// adjust system time, calibrate RTC and RTC_INT pps
|
// adjust system time, calibrate RTC and RTC_INT pps
|
||||||
void IRAM_ATTR setMyTime(uint32_t t_sec, uint16_t t_msec) {
|
void IRAM_ATTR setMyTime(uint32_t t_sec, uint16_t t_msec) {
|
||||||
|
|
||||||
time_t time_to_set = (time_t)t_sec;
|
// advance time 1 sec wait time
|
||||||
|
time_t time_to_set = (time_t)(t_sec + 1);
|
||||||
|
|
||||||
ESP_LOGD(TAG, "[%0.3f] Calculated UTC epoch time: %d.%03d sec",
|
ESP_LOGD(TAG, "[%0.3f] Calculated UTC epoch time: %d.%03d sec",
|
||||||
millis() / 1000.0, time_to_set, t_msec);
|
millis() / 1000.0, time_to_set, t_msec);
|
||||||
@ -225,16 +226,15 @@ void IRAM_ATTR setMyTime(uint32_t t_sec, uint16_t t_msec) {
|
|||||||
// wait until top of second with millisecond precision
|
// wait until top of second with millisecond precision
|
||||||
vTaskDelay(pdMS_TO_TICKS(1000 - t_msec));
|
vTaskDelay(pdMS_TO_TICKS(1000 - t_msec));
|
||||||
|
|
||||||
|
// set RTC time and calibrate RTC_INT pulse on top of second
|
||||||
#ifdef HAS_RTC
|
#ifdef HAS_RTC
|
||||||
time_to_set++; // advance time 1 sec wait time
|
|
||||||
// set RTC time and calibrate RTC_INT pulse on top of second
|
|
||||||
set_rtctime(time_to_set, no_mutex);
|
set_rtctime(time_to_set, no_mutex);
|
||||||
#endif
|
#endif
|
||||||
|
|
||||||
|
// sync pps timer to top of second
|
||||||
#if (!defined GPS_INT && !defined RTC_INT)
|
#if (!defined GPS_INT && !defined RTC_INT)
|
||||||
// sync pps timer to top of second
|
|
||||||
timerWrite(ppsIRQ, 0); // reset pps timer
|
timerWrite(ppsIRQ, 0); // reset pps timer
|
||||||
CLOCKIRQ(); // fire clock pps, this advances time 1 sec
|
CLOCKIRQ(); // fire clock pps, this advances time 1 sec
|
||||||
#endif
|
#endif
|
||||||
|
|
||||||
setTime(time_to_set); // set the time on top of second
|
setTime(time_to_set); // set the time on top of second
|
||||||
|
Loading…
Reference in New Issue
Block a user