machine — functions related to the hardware. PWM interval can be very long (uint32_t millisecs). Copy link. ESP32 had a total of 4 hardware timers (Timer0, Timer1, Timer2, Timer3) which are all 64 bit based on 16-bit pre-scalers. utime. delay(100) tmr. 0. The HC-SR04 ultrasonic sensor has four pins out of which two are used to provide power to the sensor and the other two are for the data. int64_t esp_timer_get_next_alarm (void) Get the timestamp when the next timeout is expected to occur. You should explicitly declare your delay value as an. We have set the period as 5000ms which means 5 seconds. . At this stage, you should see new examples appear under the file menu, and the following code should compile. Moderator: igrr 7 posts; Page 1 of 2; 1, 2;Arduino15packagesesp8266hardwareesp82663. Issues 291. Example run (the last value is delay in usec, which should be 14, but it's more): I (4895) main: 7:2304(28) I (7472) main: 35:2221(27) Hi all, I'm solving issue with light sleep on ESP8266 (ESP-01). Also delayMicroseconds() is a possibility. create() – Creates a dynamic timer object. The respective interrupt gets fired even if you don't use delays. Video demonstration . digitalWrite (pin_no4, HIGH); // triac firing. You are right about delayMicroseconds() : it counts a defined number of CPU cycles (determined by F_CPU ). Dimming Neopixels, Delays<Microseconds. digitalWrite (pin_no4, LOW); // triac Off. A well known Arduino function is delay() which pauses the program for an amount of milliseconds specified as parameter. above code will print Apple and wait for 3 seconds before printing Mango. 6-137-gc70637b on 2016-03. #20 สอนใช้. Thanks. ticks_diff. HermannSW October 29, 2020, 4:00am 1. So, I note that the vTaskDelay in the arduino does a delay of 15ms because of the Watchdog timer, this is the piece of code that says it. Because a delay inside an interrupt causes that interrupt and other (lower priority) interrupts not to execute anymore until the delay is over. There is no such thing as a "Servo lib. tmr. Actually, we have connected one module over UART with ESP32 chip in our product. This is the documentation for the latest development branch of MicroPython and may refer to features that are not available in released versions. that include microseconds information. cpp: AHT10_DEFAULT_DELAY = 8 and AHT10_HUMIDITY_DELAY = 40. EEPROM timing does not require it. begin () is for listening, but I did try it and see no difference. Just like delay () has a microsecond-version called delayMicroseconds (), millis () has micros (). See Sleep Modes for these sleep modes and sub sleep modes. Moderator: igrr 7 posts;ESP8266 Platforms; ESP8266 Arduino; General Discussions; ESP8266 how to scatter out the delays() properly. cpp should be formatted like any other sketch. delayMicroseconds. After successful setup the timer will automatically start. ESP8266 Ticker Example. Reads a pulse (either HIGH or LOW) on a pin. Is that correct ?Timers are useful when code needs to be executed at a specific interval, such as blinking an LED. 3600000 microseconds = 3. Click the “Upload” button in the Arduino IDE and wait a few seconds until. The operating voltage of the BME280 module is from 3. void ntDelay (byte t) { // non timer delay in seconds for (byte i = 0; i. If it is used for a timer interrupt, the delay can extend till the execution of the interrupt service routine is finished. 1000 microseconds is one milliseconds and 1000 milliseconds is one second (the. Get time in microseconds since boot. According to the features used by an application, there are some sub sleep modes. There are a thousand microseconds in a millisecond and a million microseconds in a second. time. For accurate timing over short intervals, consider using micros (). You start the delay and then. To enable sleep there must be delay after wifi_fpm_do_sleep which must be at least +1 longer than setted sleep duration. With delayMicroseconds (1) the actual is 1. ESP-NOW - Wrapper lib for ESP-NOW (See #2227) ESPAsyncTCP - Asynchronous TCP Library for ESP8266 and ESP32/31BYour new topic does not fit any of the above??? Check first. com wiki) without having to use the Arduino IDE for uploading the. So, Normal communication with that module using ESP32 is UART but. Theoretically, a CPU running at twice the speed should complete a task in about one half the time. The value should be treated as opaque, suitable for use only with ticks_diff(). You all should be familiar with delay() - it is a simple way of creating a program delay. Through analog write volume of beep can be controlled. In this example code, we will control an LED based on measured distance value. The code below is an example of a timer initialization. Certain things do go on while the delay () function is controlling the Atmega chip, however, because the delay function does not disable interrupts. The docs have more information. Just connect four more led’s to port 1 in the same way we connected above. While delayMicroseconds() directly uses the value of the hardware timer, delay() and millis() are handled by the ISR. at this time it still runs with plane arduino code on a esp8266, there i am using counters for the delays. I got a lot of enjoyment and insight from reading out and disassembling (and studying) the ESP8266 bootrom, so it seemed like a good project for the ESP32 as well. We can use the machine. On the ESP8266 the time between edges on the input and output pins is about 140us and very consistent. With a. สวัสดีครับ ท่านที่พึ่งหัดเขียนโปรแกรมแรกๆ มักจะได้เรียนรู้ delay กันไปแล้วแน่นอน อย่างน้อยก็ Example blink แหละนะ ฟังก์ชัน delay เป็นการหยุดรอเท่าจำนว. sleep_us ( 10 ) # sleep for 10 microseconds start = time . fn_read_pin: read rx pin. sleep_us (us) ¶ Delay for given number of microseconds, should be positive or 0. Step 3: Open the Example File in Your Arduino IDE. It is anyway the good way to handle your delay and let other services work flawlessly. ticks_ms ¶ Returns an increasing millisecond counter with arbitrary reference point, that wraps after some (unspecified) value. If voltage is supplied it generates beep sound. h> //wifi library #define WIFI_SSID "wifi001. You then need to attach the Servo object to a pin: myservo. ATH10 Unrealistic humidity (0x0) change i2c frequency to 200kHz (ESPHome Default is 50kHz, and datasheet requires 100 to 400kHz)The ESP8266's delay() funciton, while of course delaying for a set number of milliseconds, also makes a quick call to the background functions. I also used portTICK_RATE_MS but the speed didnt change . (500) # sleep for 500 milliseconds time. Note that some manufactures do not follow this. Fun fact, you can't sleep forever. tutorial. Keep in mind that we are using ESP8266 it is a 3. to rewrite it for esphome i think using counters would be the best way, if this is possible. delay(ms) pauses the sketch for a given number of milliseconds and allows WiFi and TCP/IP tasks to run. On a standard servo, this will set the angle of the shaft. Return. The library use no interupts of the. GPIO 16 must be connected to reset (RST) pin so the ESP8266 is able to wake up. first it was green (full brightness even when set to a 64) after a few sketch flashes it changed to pink (no clue if the color is some indication for something) It also does not look to mater what I write to the strip, random colors, a flame pattern, or just no. Go to Tools and select “Generic ESP8266 Module”. time. For ESP-IDF, you can use this: Code: Select all. This allows us great accuracy in microseconds but not so nice for processor and interrupts. sleep ( 1 ) # sleep for 1 second time . Serial: serial port object. Saved searches Use saved searches to filter your results more quicklyErfahrene Programmierer vermeiden normalerweise die Verwendung von delay () für das Timing von Ereignissen, die länger als 10 Millisekunden sind, es sei denn, der Arduino-Sketch ist sehr einfach. ticks_ms # get millisecond counter delta = time. So let I give you the work that change the coding to increase the speed of Servo. If a buzzer is switched with different time intervals it generates a melody. The ESP8266 senses this small voltage drop, and it measures 3. 1,514 8 10. light sleep: the necessary steps to enter timed sleep are a bit fickle, so read this closely (see esp8266/Arduino#7055 for more details): timer-based light sleep can be between ~10. is how ESP8266 does it as well. Timestamp of the nearest timer event, in microseconds. Since usleep generally means you want to delay execution for x microseconds, you must divide the seconds value by 1000000. now you have 2 options for delay: Systick timer; Custom. ticks_diff (time. It works with the ( (float) (dutyCycle / 100) * 1023) when duty cycle is an integer because of the cast to float makes the (float) (dutyCycle / 100) = 0. Hello community,Re: small numbers of µS delays. Float is faster than 64-bit. Scroll down, select the ESP8266 board menu and install “e sp8266 by ESP8266 Community ”, as shown in the figure below. ESP8266 Report Bugs Showcase;The RED section in the above schematic (the Schottky-Diode) is optional (ie. If 0 is passed as the argument, the delay will equal the time spent executing the interrupt service routine. If you need better resolution, micros () may be the way to go. 5 seconds; Power off the LED; Use delay(500) to make the program sleep again for 0. By defining USE_US_TIMER and using system_timer_reinit () one can get microsecond accurate timers. The NodeMCU pulls weather data like temperature, humidity, pressure, wind speed and wind directional degree from weather website called openweathermap. So I changed delayMicroseconds(100) to delayMicroseconds(1000) which should be the same as delay(1) which didnt crash. tmr. Some ports allow specifying the delay time as a floating-point number. Pull requests 69. The most important feature is they're ISR-based timers. b) To create a delay in blink with the delay () function. ticks_ms () # get millisecond counter delta = time . timer = Timer (period=5000, mode=Timer. So your clock processor clock should be > 1 MHZ. However it seems that setting the timer with. d) To find the down-time. Use sleep_us() for more precise delays. The delay() function expects you to give a number of milliseconds – not seconds – to sleep. After making necessary connection with ESP32 and ESP8266 board , let’s create simple program script’s to blink the LED using Timer Interrupt using MicroPython. The development was done on a NodeMCU with ESP8266-12E and ESP Core 3. esp8266 / Arduino Public. On hardware Serial connection, it should work ok with speeds up to 115200. 3. Task. 1. I vaguely. I put this project on github: Github: my esp32 disassembly. 0-beta2\libraries\Ticker. timer speed (Hz) = Timer clock speed (Mhz) / prescaler. Then, re-open your Arduino IDE. Delay functions. Increment it every time the millis() time wraps around. TaskScheduler. After that, you can use vTaskDelay (. Ticker is library for calling functions repeatedly with a certain period. I have latest stable version ( 1. This Blynk ESP8266 control smart relay has the following features: Control home appliances with WiFi (Blynk IoT App). Make sure you connect the following wires from the stepper motor to their corresponding pins on the A4988 driver: What does this implement/fix? This is a refactor of Remote transmitter for ESP8266 to provide more accurate timing. 0. now()¶ Returns the system counter, which counts in microseconds. Internally, esp_timer uses a 64-bit hardware timer, where the implementation depends on the target. Environment Development Kit: ESP8266 Wemos D1 mini Development Env: Make/Eclipse Operating System: Ubuntu Power Supply: USB Problem Description Hi, I need to create a NanoSecond delay. More knowledgeable programmers usually avoid the use of delay () for timing of events longer than 10’s of milliseconds unless the Arduino sketch is very simple. I have latest stable version ( 1. I edited the example code and removed all I think it is not necessary. ESP8266 & BME280 Based Mini Weather Station. The LED should turn on for 20 seconds when motion is detected, and a message should be printed in the Shell. Which worked out to 213-160 = 53 counts (53 x 6. The pins should be connected as follows: Any digital pin ( 2 in this example) (Arduino) ↔ TRIG (ultrasonic) Any other. Connect the GND pin of HC-SRO4 to GND of the Arduino board. The Arduino delayMicroseconds () function is a built-in function that pauses the CPU for a short time interval (in µs). You say "2 and 8 µS, or even more, is OK. The actual time that the task remains blocked depends on the tick rate. read () with simple timeout functionality. I dont get any delay even if I add some different delays. Now select your board in the Tools > Board menu (in our case, it’s the NodeMCU 1. Hi, I'm following the sntp example to get the unix timestamp but. A schematic diagram of an ESP8266 and A4988 controlling a stepper motor is shown in the first diagram. 1) Blink without Delay. Repeat. delay(us) Parameters¶ us microseconds to busyloop for. For the Arduino and ESP8266 boards we use the A0 pin and for the ESP32 we define pin 4 as analog input. Remember that there is a lot of code that. The DHT sensor has an operating range of 3V to 5. We had this early rollover issue in the ESP8266 Arduino core at some point, and I know that a fair number of libraries and sketches were broken because of this issue. unsigned long beginTime; unsigned long endTime; void setup () { Serial. ESP8266 has a single ADC channel available to users. The fact is that it’s extremely useful in many. I need simultaneously readings from multiple potentiometers. [SOLVED] My function for microseconds delay doesn't work properly. Problem is, when ESP wake up, it is blocked for delay duration before it can make. 3. interval() – Changes a registered timer’s expiry interval. Some Arduino libraries require it even for sending. Add a comment. 2. For. I am trying the run stepper motor with the tmc2208 driver and ı want to delay in microseconds like 5uS or 10 uS. Functions. The ESP8266 is capable of either hosting an application or off. However, be aware that micros. This code takes the distance measurement and if the measured distance value is less than 10cm, LED will turn on. romkey. Doing the math, you find that you need 320 NOPs to generate a 20 usec. For 50% you could enter the 512 directly. Code. ESP8266 D6 pin to A4988 Dir pin. The argument is an unsigned long which on a 16-bit Arduino is a 32-bit unsigned integer type, having a maximum value of 4,294,967,295. Scheduling overhead: between 15 and 18 microseconds per scheduling pass (Arduino UNO rev 3 @ 16MHz clock, single scheduler w/o prioritization) TaskScheduler was tested on the following platforms: Arduino Uno R3; Arduino Nano; Arduino Micro; ATtiny85; ESP8266; ESP32; Teensy (tested on Teensy 3. Delay functions. 1 the GPIO input level is 1. 28 µs) after firs addressing the BMP180. Functions. cpp","contentType":"file. I have 5 seconds delay on the components of ESP8266. Your new topic does not fit any of the above??? Check first. Ticker is os_timer Each Ticker calls one function. The library use no interupts of the. LOW); // turn the LED off by making the voltage LOW delay(1000); // wait for a second } View raw code . By dirkx - Thu Apr 09, 2015 4:32 pm. Timing and delays¶ millis() and micros() return the number of milliseconds and microseconds elapsed after reset, respectively. is there any progress with the timers to fire below 100us ?If you are hoping for a callback to run with anything approaching microsecond resolution you need to use a Pyboard or similar. The chip in an Uno or a Nano is an atmega328. 0 #8081. Not sure why it says error but I'm quite certain that. Apr 11, 2022 at 4:49. Timestamp of the nearest timer event, in microseconds. The timing will be calculated in microseconds. There are a thousand microseconds in a millisecond and a million microseconds in a second. All devices connect using permanent TCP connection and respond to my custom "ping" requests over that connection. I don't see udp. sleep_us (us) ¶ Delay for given number of microseconds, should be positive or 0. h> #include <ESP8266WiFi. core_esp8266_main. c files provided in Port folder if it suits your platform. Therefor, I read a lot, especally about xSemaphoreGiveFromISR which seems to be the most efficiant way to deal with this problem. pin GPIO16, gpio_num should be GPIO_NUM_16 (16);Suggested change -- change "microseconds" to "milliseconds" because vTaskDelay is based on FreeRTOS time tic which is in multiple milliseconds. Announcement: esp8266. time. Returns. Float is faster than 64-bit. cpp did the trick! Steps: 1) Add #define USE_US_TIMER at the beginning of osapi. Some Arduino libraries require it even for sending. It may be used either to read voltage at ADC pin, or to read. In this guide, we will show you how to use FreeRTOS timers and delays using ESP32 and ESP-IDF. Finally, an ISR has very high restrictions on timing for the executed code, meaning that executed code should not take longer than a very few microseconds. As long as you don't need interrupts from the involved timer, there are no complications using interrupts and delay() . Closed makerobotics opened this issue May 27,. You can control the shape of the PWM signal with the duty cycle of (value/255). Milliseconds based delay is done using systick timer which makes interrupts every 1ms generated by HAL library. I am trying the run stepper motor with the tmc2208 driver and ı want to delay in microseconds like 5uS or 10 uS. The. Description. Resulting log fragment. You can change the number of repeats of the callbacks, if repeats is 0 the ticker runs in endless mode. Re: yield () and delay () best practices #73704. If you’re using ESP8266-01, connect GPIO 0 to VCC and reset. So, Normal communication with that module using ESP32 is UART but. – mark-hahn. Therefore,. Code: Select all delayMicroseconds (7000); // Off cycle. delayMicroseconds(us) pauses for a given number of microseconds. Code: Select all ets Jan 8 2013,rst cause:2, boot mode:(3,0) load 0x40100000, len 31488, room 16 tail 0 chksum 0xb1 load 0x3ffe8000, len 924, room 8 tail 4 chksum 0x87 load 0x3ffe83a0, len 25872, room 4 tail 12 chksum 0x9e csum 0x9e don't use rtc mem data rl rl bl br| bll lb n nn l | l l l l` n b b bl b , >>> MicroPython v1. I've also tried adding delays between each function to no avail. Problem-relevant YAML-configuration entries: switch : - platform: gpio pin: 16 id: buzzer binary_sensor : - platform: pn532 uid: 06-8C-21-EC id: 'tag068C21EC' on_press : -. Now the for loop runs from 0 to 255 and statement P1=count outputs the counter value on. Dynamic tasks activation and deactivation. 1. 2. I usually use a 470 Ohm resistor. On the boards from the Arduino Portenta family this function has a resolution of one microsecond on all cores. Use sleep_us() for more precise delays. Open Arduino IDE, select the right board and port. In pseudocode it will look like this:By default, the baud rate of esp8266 is 115200. 1. Returns the number of microseconds since the Arduino board began running the current program. Using the internal RTC, improving meassurement of time passage during sleep apparently includes guessing at the sleeping chip's temperature: Time keeping on the ESP8266 is technically quite challenging. delay function does not return any values. Only if the time was set by SNTP, we will also update the date/time of the RTC. sleep_us(us): This is yet another blocking method that provides a delay in microseconds. Download the latest ticker package as a zip file. Day 6- Millis concept & Denounce Button. I dont get any delay even if I add some different delays. first of all, many thanks for this great library and toolset for ArduinoIDE to work with ESP8266. You will actually notice the delay in the response from the server when you call colorwipe totally at the end of the function server. It's important to note that the sleep time is specified in microseconds (µs). 1inches), which is good for most hobbyist projects. b) 3 Microseconds. Click on that entry, and then choose Install. println (sensorValue); vTaskDelay ( 1 ); // one tick delay (15ms) in. I did need a multiple MHz blink, and thus a nanosecond delay. the esp8266 stopped responding to pings for the duration of my script. Thanks. Moderator: igrr 7 posts; Page 1 of 2; 1, 2;The PWM frequency on Arduino pins are 976 cycles per seconds (Herz), for the ESP8266 up to 1 kHz and for the ESP32 up to 40 MHz. sleep_ms (500) # sleep for 500 milliseconds time. When you are making delay(10000) esp8266 is just hanging on some loop (as a delay implementation) - any other code is not executed due this time. For delays longer than a few thousand microseconds, you should use the delay() function instead. AlfonsMittelmeyer commented on Apr 10, 2018 •edited. deepSleep (), a flag is set in the RTC memory, the processor will reset after 20 seconds, and next time setup () is called REASON_DEEP_SLEEP_AWAKE. ticks_diff ( time . To generate a PWM signal you use the function analogWrite (pin, value). 44V. 25 nanoseconds) software overhead to acquire the count. For delays longer than a few thousand. As we want the delay of 1 microsecond, the timer frequency must be (1/ (1 us)), i. It may well be better than the AVR version. Exception 9 when using delay in both loop and callback · Issue #5722 · esp8266/Arduino · GitHub. Since these are milliseconds, the maximum delay () would be 4,294,967. delayMicroseconds(us) pauses for a given number of microseconds. DWT unit is for F4 and F7 only, F0. It’s argument is a full 8-tuple which expresses a time. ticks_ms ¶The example code works fine, delays for five seconds as long as the part in the loop is commented out, otherwise whis part lets the task resume. The resolution for micros() is 4 microseconds on all 16MHz Arduino boards: Uno, Mega, Nano, etc. The High Resolution Timer (ESP Timer) provided by FreeRTOS uses a 64 bit hardware timer. Even if Cortex-M has deterministic interrupt latency, this can cost up to 16 clock cycles in some Cortex-M (formerly M0+ processors). The arduino delay () function creates a blocking delay of the provided number of milliseconds. filo_gr Posts: 109 Joined: Wed Jul 28, 2021 12:25 pm Location: Italy [SOLVED] My function for microseconds delay doesn't work properly. I'm sorry to have added unnecessary confusion. Currently, the largest value that will produce an accurate delay is 16383. We can use this value to trigger a deep sleep to keep the battery from discharging, as in the code below:void parpadeoLed () { digitalWrite (LED_BUILTIN, HIGH); delay (500); digitalWrite (LED_BUILTIN, LOW); } I suspect on the ESP8266 the delay statement is using the same timer as Ticker. 1 hour in microseconds is 3600000000UL. Prescaler divides the Timer clock further, by the value that you input in the prescaler. If you’re using an ESP8266-01, you need an FTDI programmer to upload the code. Milliseconds based delay is done using systick timer which makes interrupts every 1ms generated by HAL library. 1) In summary: To read an analog value you use. Timing and delays¶. ticks_ms () # get millisecond counter delta = time . uint64_t microseconds = esp_timer_get_time (); // Starting the count, it exits. บทความ ESP8266 NodeMCU #1 สอนใช้งาน NodeMCU ESP8266 v2 ติดตั้ง NodeMCU ESP8266 ลงบน Arduino IDE #2 สอนใช้งาน NodeMCU ESP8266 v3 ติดตั้ง NodeMCU ESP8266 ลงบน Arduino IDEHere are two basic delay and timer sketches and their millisDelay library equivalents. For microseconds based delay, DWT cycle counter is used to get maximal optimized delay. It now supports 16 ISR-based timers, while consuming only 1 hardware Timer. Updating TZ. first of all, many thanks for this great library and toolset for ArduinoIDE to work with ESP8266. According to the ESP8266 SDK, you can only sleep for 4,294,967,295 µs, which is about ~71 minutes. I replied. This function attempts to provide an accurate delay of at least us microseconds, but it may take longer if the system has other higher priority processing to perform. delay(ms) pauses the sketch for a given number of milliseconds and allows WiFi and TCP/IP tasks to run. The 975 microseconds can be. The actual delay may be longer than this value depending. There are a thousand microseconds in a millisecond, and a million microseconds in a second. Serial. I started to write simple code to read null terminated strings using client. Using "delayMicroseconds ()", that delay can be specified with microsecond resolution. sleep_us (us) ¶ Delay for given number of microseconds, should be positive or 0. Instead of programming delays inside of an infinite loop, a periodic timer with a callback can achieve the same outcome while also allowing other processes to run. In the diagram below we show a NodeMCU that has D1 as the LED_BUILTIN value. h so it doesn't work. os_timer_arm (&some_timer, 5000, 1); is still done in microseconds. Railroader April 10, 2021, 2:20am 4. Before proceeding further have good info about ESP8266 and its flashing and uploading. Version 1. ESP8266 D6 pin to A4988 Dir pin. Executing setTimeout takes only a few microseconds to complete. For microseconds based delay, DWT cycle counter is used to get maximal optimized delay. 7 (accuracy of my 'scope is only 4 digits). ticks_us ¶ Just like ticks_ms above, but in microseconds. I haven't tested with more lamps yet. The commands that you see in the code are in hexadecimal form and are representing 8-bit value in binary form, like 0x24 binary equivalent is 00100100. alarm() – This is a convenience function combining tmr. If the pad is not configured for input (or input and output) the returned value is always 0. The value should be treated as opaque, suitable for use only with ticks_diff(). PayPal Venmo Up vote any posts that you find helpful, it shows what's working. pdf (146 KB) with delay BMP180 ok. g. system_deep_sleep (0): there is no wake up timer; in order to wake up, connect a. For a STM32 MCUs running at "low speeds" this is a non-negligible overhead (moreover you. So, when you call ESP. Click the tab to view its contents, including detailed descriptions of the available. Both ESP8266-12E and ESP8266-07 have one ADC pin that is accessible. getCycleCount () function and interrupts for the timing. ESP8266 D5 pin to A4988 Step pin. Blynk should not have any impact on the built-in delay () function. Delay a task for a given number of ticks. Adding a call to system_timer_reinit (); in the user_init routine in core_esp8266_main. val: the value to print. begin (115200) Now it is needed to change the baud rate of esp8266. On AVR the delay(0) can be removed completely. For a full example, refer to PlatformIO ESP-IDF ESP32 blink. The code will be compiled and uploaded to the ESP8266 wifi module. tmr. Note. 9 and right now I am facing this error now. A delay should be there so lightning or high-beam of a car doesn’t trigger to open the chicken-door. You did not specify the device you’re using, so it’s hard to help. Parameters. By Tekken - Sat Mar 27, 2021 1:12 pm. I have included 5 examples with a wiring diagram and code so you can start. 🚀 Evitar usar delay(), usa Ticker. Bestimmte Dinge laufen jedoch weiter, während die delay () -Funktion den Atmega-Chip steuert, da die delay () -Funktion Interrupts nicht. begin (115200) ESP8266. For delays longer than a few thousand microseconds, you should use delay() instead.