def test_main():
#Test function for verifying basic functionality
print("Running test_main")
i2c = I2C(0, sda=machine.Pin(0), scl=machine.Pin(1), freq=400000)
lcd = I2cLcd(i2c, I2C_ADDR, I2C_NUM_ROWS, I2C_NUM_COLS)
lcd.putstr("It Works!")
utime.sleep(2)
lcd.clear()
count = 0
while True:
lcd.clear()
time = utime.localtime()
lcd.putstr(
"{year:>04d}/{month:>02d}/{day:>02d} {HH:>02d}:{MM:>02d}:{SS:>02d}"
.format(year=time[0],
month=time[1],
day=time[2],
HH=time[3],
MM=time[4],
SS=time[5]))
if count % 10 == 0:
print("Turning cursor on")
lcd.show_cursor()
if count % 10 == 1:
print("Turning cursor off")
lcd.hide_cursor()
if count % 10 == 2:
print("Turning blink cursor on")
lcd.blink_cursor_on()
if count % 10 == 3:
print("Turning blink cursor off")
lcd.blink_cursor_off()
if count % 10 == 4:
print("Turning backlight off")
lcd.backlight_off()
if count % 10 == 5:
print("Turning backlight on")
lcd.backlight_on()
if count % 10 == 6:
print("Turning display off")
lcd.display_off()
if count % 10 == 7:
print("Turning display on")
lcd.display_on()
if count % 10 == 8:
print("Filling display")
lcd.clear()
string = ""
for x in range(32, 32 + I2C_NUM_ROWS * I2C_NUM_COLS):
string += chr(x)
lcd.putstr(string)
count += 1
utime.sleep(2)
from machine import Pin,I2C
from lcd_api import LcdApi
from pico_i2c_lcd import I2cLcd
import utime
sda=machine.Pin(12)
scl=machine.Pin(13)
i2c=machine.I2C(0,sda=sda, scl=scl, freq=400000) # I2C channel 0, pins, 400kHz max
i2c.scan()
print("I2C Address : "+hex(i2c.scan()[0]).upper()) # Display device address
print("I2C Configuration : "+str(i2c)) # Display I2C config
lcd = I2cLcd(i2c, I2C_ADDR, I2C_NUM_ROWS, I2C_NUM_COLS)
lcd.clear()
data = []
address = 64
# The status register must be read and then just the valid control bits changed
i2c.writeto(address, b'\xE7') # Read user register
data = i2c.readfrom(address, 1) # Get the 1 byte result
##print ("Status register = " '{:08b}'.format(data[0])) # print as a 8 bit binary with leading zeros
if data[0] & (1<<6):
print ("Supply voltage is under 2.25V")
else:
print ("Supply voltage is over 2.25V")
#m = (5500-4000)/(40-30) = 150
#x = (y-2500)/150 + 20
from lcd_api import LcdApi
from pico_i2c_lcd import I2cLcd
from machine import ADC, Pin, I2C
import time
NUM_ROWS = 2
NUM_COLS = 16
SDA = Pin(0)
SCL = Pin(1)
i2c = I2C(0, sda=SDA, scl=SCL, freq=400000)
#print(i2c.scan())
I2C_ADDR = 0x27
LCD = I2cLcd(i2c, I2C_ADDR, NUM_ROWS, NUM_COLS)
SENSOR_TEMP = ADC(4)
CONVERSION_FACTOR = 3.3 / 65535
ANEMOMETRO = ADC(0)
def main():
run = True
while run:
temp_reading = SENSOR_TEMP.read_u16() * CONVERSION_FACTOR
temperature = round(37 - (temp_reading - 0.706) / 0.001721, 2)
LCD.clear()
LCD.move_to(0, 0)
from machine import Pin
import utime as time
from pico_i2c_lcd import I2cLcd
from machine import I2C
from dht import DHT11, InvalidChecksum
i2c = I2C(id=1,scl=Pin(27),sda=Pin(26),freq=100000)
lcd = I2cLcd(i2c, 0x27, 2, 16)
while True:
time.sleep(1)
pin = Pin(15, Pin.OUT, Pin.PULL_DOWN)
sensor = DHT11(pin)
t = (sensor.temperature)
h = (sensor.humidity)
print("Temperature: {}".format(sensor.temperature))
print("Humidity: {}".format(sensor.humidity))
time.sleep(1)
lcd.clear()
lcd.move_to(0,0)
lcd.putstr('Temp :')
lcd.move_to(7,0)
lcd.putstr(str(t)+" C")
lcd.move_to(0,1)
lcd.putstr('Humi :')
lcd.move_to(7,1)
lcd.putstr(str(h)+" %")
from pico_i2c_lcd import I2cLcd
from machine import I2C
from machine import Pin
import utime as time
i2c = I2C(id=1,scl=Pin(27),sda=Pin(26),freq=100000)
lcd = I2cLcd(i2c, 0x27, 2, 16) # LCD 16x2
while True:
lcd.move_to(0,0)
lcd.putstr('Hello World')
from pico_i2c_lcd import I2cLcd
from machine import I2C
from machine import Pin
import utime as time
i2c = I2C(id=0, scl=Pin(1), sda=Pin(0), freq=100000)
lcd = I2cLcd(i2c, 0x27, 4, 20) # LCD 16x2
lcd.putstr('Hello World')
from machine import I2C, Pin
from urtc import DS1307
import utime
from pico_i2c_lcd import I2cLcd
i2c_lcd = I2C(id=1,scl=Pin(27),sda=Pin(26),freq=100000)
lcd = I2cLcd(i2c_lcd, 0x27, 2, 16)
i2c_rtc = I2C(0,scl = Pin(1),sda = Pin(0),freq = 400000)
result = I2C.scan(i2c_rtc)
rtc = DS1307(i2c_rtc)
while True:
(year,month,date,day,hour,minute,second,p1)=rtc.datetime()
lcd.clear()
lcd.move_to(0,0)
lcd.putstr("Time:")
lcd.move_to(6,0)
lcd.putstr(str(hour) + ":" + str(minute) + ":" + str(second))
lcd.move_to(0,1)
lcd.putstr("Date:")
lcd.move_to(6,1)
lcd.putstr(str(date) + "/" + str(month) + "/" + str(year))
utime.sleep(1)
