# SPDX-FileCopyrightText: Tony DiCola 2017 for Adafruit Industries
#
# SPDX-License-Identifier: MIT
"""
`adafruit_is31fl3731.charlie_bonnet`
====================================================
CircuitPython driver for the IS31FL3731 charlieplex IC.
* Author(s): Tony DiCola, Melissa LeBlanc-Williams
Implementation Notes
--------------------
**Hardware:**
* `Pimoroni 11x7 LED Matrix Breakout <https://shop.pimoroni.com/products/11x7-led-matrix-breakout>`_
**Software and Dependencies:**
* Adafruit CircuitPython firmware for the supported boards:
https://github.com/adafruit/circuitpython/releases
"""
# imports
from . import IS31FL3731
[docs]
class Matrix11x7(IS31FL3731):
"""Supports the 11x7 LED Matrix Breakout by Pimoroni"""
width = 11
height = 7
def __init__(self, i2c, address=0x75):
super().__init__(i2c, address)
[docs]
@staticmethod
def pixel_addr(x, y):
"""Translate an x,y coordinate to a pixel index."""
return (x << 4) - y + (6 if x <= 5 else -82)