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
  28     def _hid_xfer(self, report, response=True):
  29         """Perform HID Transfer"""
  30         return None
  31
  32     # ----------------------------------------------------------------
  33     # MISC
  34     # ----------------------------------------------------------------
  35     def gp_get_mode(self, pin):
  36         """Get Current Pin Mode"""
  37         pass
  38
  39     def gp_set_mode(self, pin, mode):
  40         """Set Current Pin Mode"""
  41         pass
  42
  43     def _pretty_report(self, register):
  44         pass
  45
  46     def _status_dump(self):
  47         pass
  48
  49     def _sram_dump(self):
  50         pass
  51
  52     def _reset(self):
  53         pass
  54
  55     # ----------------------------------------------------------------
  56     # GPIO
  57     # ----------------------------------------------------------------
  58     def gpio_set_direction(self, pin, mode):
  59         """Set Current GPIO Pin Direction"""
  60         pass
  61
  62     def gpio_set_pin(self, pin, value):
  63         """Set Current GPIO Pin Value"""
  64         pass
  65
  66     def gpio_get_pin(self, pin):
  67         """Get Current GPIO Pin Value"""
  68         pass
  69
  70
  71     # ----------------------------------------------------------------
  72     # I2C
  73     # ----------------------------------------------------------------
  74     def _i2c_status(self):
  75         pass
  76
  77     def _i2c_state(self):
  78         pass
  79
  80     def _i2c_cancel(self):
  81         pass
  82
  83     # pylint: disable=too-many-arguments,too-many-branches
  84     def _i2c_write(self, cmd, address, buffer, start=0, end=None):
  85         pass
  86
  87     def _i2c_read(self, cmd, address, buffer, start=0, end=None):
  88         pass
  89
  90     # pylint: enable=too-many-arguments
  91     def _i2c_configure(self, baudrate=100000):
  92         """Configure I2C"""
  93         pass
  94
  95     def i2c_writeto(self, address, buffer, *, start=0, end=None):
  96         """Write data from the buffer to an address"""
  97         pass
  98
  99     def i2c_readfrom_into(self, address, buffer, *, start=0, end=None):
 100         """Read data from an address and into the buffer"""
 101         pass
 102
 103     def i2c_writeto_then_readfrom(
 104         self,
 105         address,
 106         out_buffer,
 107         in_buffer,
 108         *,
 109         out_start=0,
 110         out_end=None,
 111         in_start=0,
 112         in_end=None,
 113     ):
 114         """Write data from buffer_out to an address and then
 115         read data from an address and into buffer_in
 116         """
 117         pass
 118
 119     def i2c_scan(self, *, start=0, end=0x79):
 120         """Perform an I2C Device Scan"""
 121         pass
 122
 123
 124     # ----------------------------------------------------------------
 125     # ADC
 126     # ----------------------------------------------------------------
 127     def adc_configure(self, vref=0):
 128         """Configure the Analog-to-Digital Converter"""
 129         pass
 130
 131     def adc_read(self, pin):
 132         """Read from the Analog-to-Digital Converter"""
 133         pass
 134
 135     # ----------------------------------------------------------------
 136     # DAC
 137     # ----------------------------------------------------------------
 138     def dac_configure(self, vref=0):
 139         """Configure the Digital-to-Analog Converter"""
 140         pass
 141
 142     # pylint: disable=unused-argument
 143     def dac_write(self, pin, value):
 144         """Write to the Digital-to-Analog Converter"""
 145         pass
 146
 147     # pylint: enable=unused-argument
 148
 149
 150 mcp2221 = MCP2221()