Source code for sensirion_shdlc_sfc5xxx.firmware_image

# -*- coding: utf-8 -*-
# (c) Copyright 2020 Sensirion AG, Switzerland

from __future__ import absolute_import, division, print_function
from sensirion_shdlc_driver import ShdlcFirmwareImage

import logging
log = logging.getLogger(__name__)


[docs]class Sfc5xxxFirmwareImage(ShdlcFirmwareImage): """ SFC5xxx firmware image. This class represents a firmware image for the SFC5xxx device. It is used to load and verify Intel-Hex files for performing firmware updates over SHDLC. """
[docs] def __init__(self, hexfile): """ Constructor which loads and parses the firmware from a hex file. :param str/file hexfile: The filename or file-like object containing the firmware in Intel-Hex format (\\*.hex). :raise ~sensirion_shdlc_driver.errors.ShdlcFirmwareImageSignatureError: If the signature of the image is invalid. """ super(Sfc5xxxFirmwareImage, self).__init__( hexfile, bl_start_addr=0x8000000, app_start_addr=0x8004000)