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Infrared Flipper File Formats

Supported protocols list for "type: parsed"

NEC
NECext
NEC42
NEC42ext
Samsung32
RC6
RC5
RC5X
SIRC
SIRC15
SIRC20
Kaseikyo
RCA

Infrared Remote File Format

Example

Filetype: IR signals file
Version: 1
#
name: Button_1
type: parsed
protocol: NECext
address: EE 87 00 00
command: 5D A0 00 00
#
name: Button_2
type: raw
frequency: 38000
duty_cycle: 0.330000
data: 504 3432 502 483 500 484 510 502 502 482 501 485 509 1452 504 1458 509 1452 504 481 501 474 509 3420 503
#
name: Button_3
type: parsed
protocol: SIRC
address: 01 00 00 00
command: 15 00 00 00

Description

Filename extension: .ir

This file format is used to store an infrared remote that consists of an arbitrary number of buttons. Each button is separated from others by a comment character (#) for better readability.

Known protocols are represented in the parsed form, whereas non-recognized signals may be saved and re-transmitted as raw data.

Version history

  1. Initial version.

Format fields

Name Use Type Description
name both string Name of the button. Only printable ASCII characters are allowed.
type both string Type of the signal. Must be parsed or raw.
protocol parsed string Name of the infrared protocol. Refer to ir console command for the complete list of supported protocols.
address parsed hex Payload address. Must be 4 bytes long.
command parsed hex Payload command. Must be 4 bytes long.
frequency raw uint32 Carrier frequency, in Hertz, usually 38000 Hz.
duty_cycle raw float Carrier duty cycle, usually 0.33.
data raw uint32 Raw signal timings, in microseconds between logic level changes. Individual elements must be space-separated. Maximum timings amount is 1024.

Infrared Library File Format

Examples

Description

Filename extension: .ir

This file format is used to store universal remote libraries. It is identical to the previous format, differing only in the Filetype field. It also has predefined button names for each universal library type, so that the universal remote application can understand them. See Universal Remotes for more information.

Version history

  1. Initial version.

Infrared Test File Format

Examples

See Infrared Unit Tests for various examples.

Description

Filename extension: .irtest

This file format is used to store technical test data that is too large to keep directly in the firmware. It is mostly similar to the two previous formats, with the main difference being the addition of the parsed signal arrays.

Each infrared protocol must have corresponding unit tests complete with an .irtest file.

Known protocols are represented in the parsed_array form, whereas raw data has the raw type. Note: a single parsed signal must be represented as an array of size 1.

Version history

  1. Initial version.

Format fields

Name Use Type Description
name both string Name of the signal. Only printable ASCII characters are allowed.
type both string Type of the signal. Must be parsed_array or raw.
count parsed_array uint32 The number of parsed signals in an array. Must be at least 1.
protocol parsed_array string Same as in previous formats.
address parsed_array hex Ditto.
command parsed_array hex Ditto.
repeat parsed_array bool Indicates whether the signal is a repeated button press.
frequency raw uint32 Same as in previous formats.
duty_cycle raw float Ditto.
data raw uint32 Ditto.

Signal names

The signal names in an .irtest file follow a convention <name><test_number>, where the name is one of:

  • decoder_input
  • decoder_expected
  • encoder_decoder_input,

and the number is a sequential integer: 1, 2, 3, etc., which produces names like decoder_input1, encoder_decoder_input3, and so on.

Name Type Description
decoder_input raw A raw signal containing the decoder input. Also used as the expected encoder output.
decoder_expected parsed_array An array of parsed signals containing the expected decoder output. Also used as the encoder input.
encoder_decoder_input parsed_array An array of parsed signals containing both the encoder-decoder input and expected output.

See Unit Tests for more info.