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| ===== Wlan===== | | ===== Wlan===== |
− |
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− | ===== NTP/RTC=====
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− | Die RTC des ESP32 soll sehr ungenau sein.
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− |
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− | * https://www.az-delivery.de/blogs/azdelivery-blog-fur-arduino-und-raspberry-pi/rtc-und-ntp-in-micropython-mit-esp8266-und-esp32-teil-1
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− | * https://www.az-delivery.de/blogs/azdelivery-blog-fur-arduino-und-raspberry-pi/rtc-und-ntp-in-micropython-mit-esp8266-und-esp32-teil-2-tiefschlaf?utm_source=90%20Day%20Engaged&utm_medium=email&utm_campaign=220523_Hydroponik%20-%20Pflanzen%20ohne%20Erde_Blog%20%2801H0SBCNDVZF5ZP2WDDDZXW24A%29&utm_content=RTC%20und%20NTP%20in%20MicroPython%20Teil%202&utm_term=Campaign&_kx=t6chfMYPTCmi3Q3FmsDDDGHlL3Kt6ctVyJh9Hkft9JU%3D.QVRJMi
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− |
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− | <pre>
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− | MicroPython v1.20.0 on 2023-04-26; ESP32S3 module with ESP32S3
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− |
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− | Type "help()" for more information.
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− |
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− | >>> import network
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− | >>> import ntptime
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− | >>> from machine import RTC
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− |
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− | # WLAN einrichten
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− |
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− | >>> wlan = network.WLAN(network.STA_IF)
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− | >>> wlan.active(True)
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− | True
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− | >>> wlan.connect('SSID', 'PW')
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− | >>> wlan.isconnected()
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− | False
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− | >>> wlan.isconnected()
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− | True
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− | >>> wlan.ifconfig()
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− | ('192.168.5.109', '255.255.255.0', '192.168.5.1', '192.168.5.1')
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− |
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− | # Die RTC mit NTP einstellen
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− |
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− | >>> ntptime.settime()
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− |
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− | # Die RTC einrichten
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− |
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− | >>> rtc = RTC()
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− |
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− | >>> rtc.datetime()
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− | (2023, 9, 5, 1, 15, 39, 56, 427762)
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− | >>> rtc.datetime()
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− | (2023, 9, 5, 1, 16, 14, 5, 837765)
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− | >>> rtc.datetime()
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− | (2023, 9, 5, 1, 16, 21, 42, 597764)
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− | >>> dir(ntptime)
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− | ['__class__', '__name__', '__dict__', '__file__', 'socket', 'struct', 'time', 'timeout', 'utime', '__version__', 'host', 'settime']
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− | >>> ntptime.time()
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− | 747246194
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− | >>> rtc.datetime()
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− | (2023, 9, 5, 1, 16, 23, 49, 897771)
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− | >>> ntptime.time()
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− | 747246234
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− | >>> ntptime.utime
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− | <module 'utime'>
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− | >>> rtc.datetime()
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− | (2023, 9, 5, 1, 16, 24, 29, 867765)
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− | >>> ntptime.time()
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− | 747246276
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− | >>> import time
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− | >>> dir(time)
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− | ['__class__', '__name__', '__dict__', 'gmtime', 'localtime', 'mktime', 'sleep', 'sleep_ms', 'sleep_us', 'ticks_add', 'ticks_cpu', 'ticks_diff', 'ticks_ms', 'ticks_us', 'time', 'time_ns']
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− | >>> time.gmtime()
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− | (2023, 9, 5, 16, 25, 39, 1, 248)
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− | >>> time.localtime()
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− | (2023, 9, 5, 16, 25, 57, 1, 248)
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− | >>> time.mktime(rtc.datetime())
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− | 747191787
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− | >>> ntptime.time()
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− | 747246461
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− | >>> time.mktime(rtc.datetime())
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− | 747191787
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− | >>> ntptime.time()
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− | 747246472
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− | >>> time.mktime(rtc.datetime())
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− | 747191788
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− | >>> ntptime.time()
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− | 747246489
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− | >>>
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− | </pre>
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| | | |
| ===== Datum und Uhrzeit===== | | ===== Datum und Uhrzeit===== |
Hier werden wir den Umgang mit der Microcontroller spezifischen Hardware lernen.
Di. 16.1.24
Di. 23.1.2024
Di. 30.1.2024
Di. 6.2.2024
Di. 13.2.2024
Di. 13.2.2024