src/adafruit_blinka/microcontroller/fake_mcp2221/fake_mcp2221.py

   1 # SPDX-FileCopyrightText: 2021 Melissa LeBlanc-Williams for Adafruit Industries
   2 #
   3 # SPDX-License-Identifier: MIT
   4 """Chip Definition for MCP2221"""
   5
   6 import os
   7 import time
   8 import atexit
   9
  10 import hid
  11
  12
  13 class MCP2221:
  14     """MCP2221 Device Class Definition"""
  15
  16     def __init__(self):
  17         pass  # This is a "fake" implementation
  18
  19     def close(self):
  20         """Close the hid device. Does nothing if the device is not open."""
  21         pass
  22
  23     def __del__(self):
  24         # try to close the device before destroying the instance
  25         pass
  26
  27     def _hid_xfer(self, report, response=True):
  28         """Perform HID Transfer"""
  29         return None
  30
  31     # ----------------------------------------------------------------
  32     # MISC
  33     # ----------------------------------------------------------------
  34     def gp_get_mode(self, pin):
  35         """Get Current Pin Mode"""
  36         pass
  37
  38     def gp_set_mode(self, pin, mode):
  39         """Set Current Pin Mode"""
  40         pass
  41
  42     def _pretty_report(self, register):
  43         pass
  44
  45     def _status_dump(self):
  46         pass
  47
  48     def _sram_dump(self):
  49         pass
  50
  51     def _reset(self):
  52         pass
  53
  54     # ----------------------------------------------------------------
  55     # GPIO
  56     # ----------------------------------------------------------------
  57     def gpio_set_direction(self, pin, mode):
  58         """Set Current GPIO Pin Direction"""
  59         pass
  60
  61     def gpio_set_pin(self, pin, value):
  62         """Set Current GPIO Pin Value"""
  63         pass
  64
  65     def gpio_get_pin(self, pin):
  66         """Get Current GPIO Pin Value"""
  67         pass
  68
  69     # ----------------------------------------------------------------
  70     # I2C
  71     # ----------------------------------------------------------------
  72     def _i2c_status(self):
  73         pass
  74
  75     def _i2c_state(self):
  76         pass
  77
  78     def _i2c_cancel(self):
  79         pass
  80
  81     # pylint: disable=too-many-arguments,too-many-branches
  82     def _i2c_write(self, cmd, address, buffer, start=0, end=None):
  83         pass
  84
  85     def _i2c_read(self, cmd, address, buffer, start=0, end=None):
  86         pass
  87
  88     # pylint: enable=too-many-arguments
  89     def _i2c_configure(self, baudrate=100000):
  90         """Configure I2C"""
  91         pass
  92
  93     def i2c_writeto(self, address, buffer, *, start=0, end=None):
  94         """Write data from the buffer to an address"""
  95         pass
  96
  97     def i2c_readfrom_into(self, address, buffer, *, start=0, end=None):
  98         """Read data from an address and into the buffer"""
  99         pass
 100
 101     def i2c_writeto_then_readfrom(
 102         self,
 103         address,
 104         out_buffer,
 105         in_buffer,
 106         *,
 107         out_start=0,
 108         out_end=None,
 109         in_start=0,
 110         in_end=None,
 111     ):
 112         """Write data from buffer_out to an address and then
 113         read data from an address and into buffer_in
 114         """
 115         pass
 116
 117     def i2c_scan(self, *, start=0, end=0x79):
 118         """Perform an I2C Device Scan"""
 119         pass
 120
 121     # ----------------------------------------------------------------
 122     # ADC
 123     # ----------------------------------------------------------------
 124     def adc_configure(self, vref=0):
 125         """Configure the Analog-to-Digital Converter"""
 126         pass
 127
 128     def adc_read(self, pin):
 129         """Read from the Analog-to-Digital Converter"""
 130         pass
 131
 132     # ----------------------------------------------------------------
 133     # DAC
 134     # ----------------------------------------------------------------
 135     def dac_configure(self, vref=0):
 136         """Configure the Digital-to-Analog Converter"""
 137         pass
 138
 139     # pylint: disable=unused-argument
 140     def dac_write(self, pin, value):
 141         """Write to the Digital-to-Analog Converter"""
 142         pass
 143
 144     # pylint: enable=unused-argument
 145
 146
 147 mcp2221 = MCP2221()