[Micropython Tutorial] Experiment 1 RTC Usage

zhangyadong300

[Micropython Tutorial] Experiment 1 RTC Usage [Copy link]

  Conventional IO operations and key reading are relatively simple, and there are many detailed routines posted by forum friends, so I will not repeat them. Let's talk about the operation of RTC, which is also mastered by learning the tutorial post of the moderator. 【Micropython】Using RTChttps://en.eeworld.com/bbs/thread-485837-1-1.html Let's get to the point: Step 1: Solder the power-off capacitor. According to the moderator's post, the specification is 0.22f, and the power-off clock retention time is 2-3 days. Step 2: Write code. I have to say that uPyCraft, a tool developed by DFRobot, is really easy to use. Download address:

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1. import pyb from pyb import RTC from pyb import Switch import time rtc = RTC() print(rtc.info()) # Define buttons switch=pyb.Switch() # Set time (first time setting) # rtc.datetime((2018, 6, 25, 1, 18, 26, 0, 0)) # Print time print(rtc.datetime()) def printtime(): dt = pyb.RTC().datetime() print("Current time: %d year %d month %d day - %d: %d: %d" %(dt[0], dt[1], dt[2], dt[4], dt[5], dt[6],)) while True: # Detect button press if(switch()): # Detect button release while switch(): pass printtime()

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Output display:

dcexpert

The title should be RTC

zhangyadong300

dcexpert posted on 2018-6-26 10:53 The title should be RTC

Haha, my hands are shaking, so I changed it