def sync_rtc():
rtc_power_pin = Pin(config.RTC_POWER_PIN, Pin.OUT)
rtc_power_pin.on()
i2c = I2C(scl=Pin(config.RTC_SCL_PIN), sda=Pin(config.RTC_SDA_PIN))
ext_rtc = DS3231(i2c)
ext_rtc.get_time(set_rtc=True)
rtc_power_pin.off()
def __init__(self):
try:
i2c = I2C(scl=I2C_RTC_SCL_PIN, sda=I2C_RTC_SDA_PIN)
self.rtc = DS3231(i2c)
except:
self.rtc = None
self.set_clock()
start_time()
start_new_thread(self.refresh, ())
# Receiver code for Cawthron Institute's mussel farm accelerometer chain
# Author: Kevin Tang
from machine import I2C, Pin, SPI, UART, WDT
from lis3dh import LIS3DH, LIS3DH_I2C, RANGE_2_G, DATARATE_10_HZ, STANDARD_GRAVITY
from pyb import ADC, RTC
from ds3231_port import DS3231
import time
import os
import sys
import math
if sys.platform == 'pyboard':
# Initialising pins
thermistor = pyb.ADC('Y12')
tx_enable = Pin('X20', Pin.OUT)
# Initialising I2C
i2c = I2C(1)
rtc_i2c = I2C(2)
ds3231 = DS3231(rtc_i2c)
# Initialising UART
uart = UART(4, 115200) # Pins X1 and X2
uart.init(115200, bits=8, parity=None, stop=1,
timeout=0) # Non-blocking UART
else:
print('Incompatible board detected, please connect pyboard')
ID = 0 # Receiver ID (0-9). MAKE SURE TO CHANGE
accelerometer = LIS3DH_I2C(i2c, int1=None)
# Date initialisation
rtc = RTC()
timeCheck = ds3231.get_time() # Gets current time
rtc.datetime(
# Datalogger code for Cawthron Institute's mussel farm accelerometer chain # Author: Kevin Tang """ DEFAULT SETTINGS MODE = DATA_RATE_1HZ BAUD RATE: 9600 UART DATA FRAME: bits=8, parity=None, stop=1, timeout=1000 WDT TIMEOUT: 3000ms 1 HZ SLEEP: 30s 2 HZ SLEEP: 10s """ from machine import Pin, I2C, SPI, UART, WDT from ds3231_port import DS3231 from pyb import RTC import utime import time import sys import os # Timeout values global SLEEP_1HZ global SLEEP_2HZ SLEEP_1HZ = 30 SLEEP_2HZ = 10 # Modes global DATA_RATE_1HZ global DATA_RATE_2HZ global MODE DATA_RATE_1HZ = 'one' DATA_RATE_2HZ = 'two' MODE = DATA_RATE_1HZ # Choose modes here (DATA_RATE_1HZ or DATA_RATE_2HZ)
# Pot qui pense - CREPP 2019 # GPL V3.0 # www.crepp.org - [email protected] import machine from ds3231_port import DS3231 i2c = machine.I2C(scl=machine.Pin(5), sda=machine.Pin(4)) ds = DS3231(i2c) def test(): print(ds.get_time()) def save_datetime(an, mo, jo, h, mn): #print(h, mn) rtc = machine.RTC() rtc.datetime((an, mo, jo, 6, h, mn, 0, 0)) # 6:dimanche print(rtc.datetime()) ds.save_time() # ecriture et sauvegarde de l'heure def get_next(): # quantité de minutes jusqu'a la prochaine heure try: t = ds.get_time() except OSError: t[4] = 0 mn = 60 - t[4] if mn <= 10:
from ds3231_port import DS3231
# A Pyboard test
#from pyb import RTC
#rtc = RTC()
#rtc.datetime((2018, 1, 1, 1, 12, 0, 0, 0)) # Force incorrect setting
# mode and pull are specified in case pullups are absent.
# The pin ID's are arbitrary.
if sys.platform == 'pyboard':
scl_pin = Pin('X2', pull=Pin.PULL_UP, mode=Pin.OPEN_DRAIN)
sda_pin = Pin('X1', pull=Pin.PULL_UP, mode=Pin.OPEN_DRAIN)
else: # I tested on ESP32
scl_pin = Pin(19, pull=Pin.PULL_UP, mode=Pin.OPEN_DRAIN)
sda_pin = Pin(18, pull=Pin.PULL_UP, mode=Pin.OPEN_DRAIN)
i2c = I2C(-1, scl=scl_pin, sda=sda_pin)
ds3231 = DS3231(i2c)
print('Initial values')
print('DS3231 time:', ds3231.get_time())
print('RTC time: ', utime.localtime())
print('Setting DS3231 from RTC')
ds3231.save_time() # Set DS3231 from RTC
print('DS3231 time:', ds3231.get_time())
print('RTC time: ', utime.localtime())
print('Running RTC test for 2 mins')
print('RTC leads DS3231 by', ds3231.rtc_test(120, True), 'ppm')
# Receiver code for Cawthron Institute's mussel farm accelerometer chain # Author: Kevin Tang """ DEFAULT VALUES MODE: 1 HZ BAUD RATE: 9600 DATA FRAME: bits=8, parity=None, stop=1, timeout=0 WDT TIMEOUT: 3000ms ACCELEROMETER RANGE: 2G ACCELEROMETER FREQUENCY: 10HZ """ from machine import I2C, Pin, SPI, UART, WDT from lis3dh import LIS3DH, LIS3DH_I2C, RANGE_2_G, DATARATE_10_HZ, STANDARD_GRAVITY from pyb import ADC, RTC from ds3231_port import DS3231 import time import os import sys import math global ID global timer ID = 0 # Receiver ID (0-9). MAKE SURE TO CHANGE timer = 1 # By default, sleep value is set to 1s (1 Hz mode) # Enable Watchdog timer if using battery global TIMEOUT_VALUE TIMEOUT_VALUE = 3000 if pyb.Pin.board.USB_VBUS.value() == 0: wdt = WDT(timeout = TIMEOUT_VALUE) # enable with a timeout of 3 seconds if sys.platform == 'pyboard': # Initialising pins
def save_time(self):
from ds3231_port import DS3231
ds3231 = DS3231(self.i2c)
ds3231.save_time()
def get_time(self, set_rtc=False):
from ds3231_port import DS3231
ds3231 = DS3231(self.i2c)
ds3231.get_time(set_rtc=set_rtc)
def setup(self, i2c):
ds3231 = DS3231(i2c)
ds3231.get_time(set_rtc=True)
self.ds3231 = ds3231
self.workScheduler.schedule_work()
# Datalogger code for Cawthron Institute's mussel farm accelerometer chain
# Author: Kevin Tang
from machine import Pin, I2C, SPI, UART, WDT
from ds3231_port import DS3231
from pyb import RTC
import utime
import time
import sys
import os
if sys.platform == 'pyboard':
# Pin connections
tx_enable = Pin('X20', mode=Pin.OUT)
# RTC initialisation
i2c = I2C(1)
ds3231 = DS3231(i2c)
# UART initialisation
uart = UART(4, 115200) # Pins X1 and X2
uart.init(115200, bits=8, parity=None, stop=1,
timeout=500) # Non-blocking UART
else:
print('Incompatible system detected, please connect a pyboard')
# Date initialisation
rtc = RTC()
timeCheck = ds3231.get_time() # Gets current time
rtc.datetime(
(timeCheck[0], timeCheck[1], timeCheck[2], timeCheck[6], timeCheck[3],
timeCheck[4], timeCheck[5], 0)) # Syncs RTC clock to local time
"""
# Sets up RTC clock, uncomment to manually set the clock (NOTE: DAY OF WEEK AND TIME ZONE IS NOT WORKING)
rtc.datetime((2020, 1, 22, 3, 15, 14, 50, 0)) # Comment out if already programmed