ldfparser 0.1.0

LDF Language support for Python

LDF Parser

This tool is able parse LIN Description Files, retrieve signal names and frames from them, as well as encoding messages using frame definitions and decoding them.

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Example

import ldfparser

# Load LDF
ldf = ldfparser.LDF(path = "network.ldf")
frame = ldf.frame('Frame_1')

# Encode signal values into frame
message = frame.data({"Signal_1": 123, "Signal_2": 0})
print(binascii.hexlify(message))
# >> 0x7B00

# Decode message into dictionary of signal names and values
received = bytearray([0x7B, 0x00])
print(frame.parse(received))
# >> {"Signal_1": 123, "Signal_2": 0}

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Installation

Install via pip install ldfparser

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Credits

Inspired by uCAN-LIN LinUSBConverter, specifically the LDF parsing mechanism via Lark

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License