PIR Unit

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Micropython Example:

import os, sys, io
import M5
from M5 import *
from hardware import *
from unit import *

i2c0 = None
pir_0 = None

def setup():
global i2c0, pir_0

i2c0 = I2C(0, scl=Pin(1), sda=Pin(2), freq=100000)
pir_0 = PIR((8, 9))
M5.begin()
Widgets.fillScreen(0x222222)

print(pir_0.get_status())

UIFLOW2 Example:

pir_core_example.m5f2

class PIR

Constructors

class PIR(IO1, IO2)

Create a PIR object.

The parameters are:

• IO1,IO2 I2C pin.

UIFLOW2:

Methods

PIR.get_status()

Get detection status.

UIFLOW2:

PIR.enable_irq()

Enable Human detection function.

UIFLOW2:

PIR.disable_irq()

Disable Human detection function.

UIFLOW2:

PIR.set_callback()

Polling method, placed in the loop function, constantly check.

UIFLOW2: