IR

IR is used to control the infrared receiving/transmitting tube built into the host device.

The specific support of the host for IR is as follows:

Controller

IR Transmitter

IR Receiver

Atom Lite

✔

Atom Matrix

✔

Atom U

✔

AtomS3 Lite

✔

AtomS3U

✔

M5StickC

✔

M5StickC PLUS

✔

M5StickC PLUS2

✔

Cardputer

✔

M5Capsule

✔

Micropython Example:

 1# SPDX-FileCopyrightText: 2024 M5Stack Technology CO LTD
 2#
 3# SPDX-License-Identifier: MIT
 4
 5import os, sys, io
 6import M5
 7from M5 import *
 8from hardware import *
 9
10
11ir = None
12
13
14def setup():
15    global ir
16
17    M5.begin()
18    ir = IR()
19
20
21def loop():
22    global ir
23    M5.update()
24    ir.tx(0x01, 0)
25
26
27if __name__ == "__main__":
28    try:
29        setup()
30        while True:
31            loop()
32    except (Exception, KeyboardInterrupt) as e:
33        try:
34            from utility import print_error_msg
35
36            print_error_msg(e)
37        except ImportError:
38            print("please update to latest firmware")

UIFLOW2 Example:

example.png

ir_stickcplus2_example.m5f2

class IR

Constructors

class IR

Initializes the IR unit with the appropriate pins based on the M5Stack board type.

UIFLOW2:

init.png

Methods

IR.tx(cmd, data)

Transmits an IR signal with the specified command and data using the NEC protocol.

参数:

  • cmd – The command code to be transmitted.

  • data – The data associated with the command.

UIFLOW2:

tx.png