src/adafruit_blinka/microcontroller/mcp2221/i2c.py

   1 from adafruit_blinka.microcontroller.mcp2221.pin import Pin
   2 from .mcp2221 import mcp2221
   3
   4 class I2C:
   5
   6     def __init__(self, *, baudrate=100000):
   7         mcp2221.i2c_configure(baudrate)
   8
   9     def scan(self):
  10         return mcp2221.i2c_scan()
  11
  12     def writeto(self, address, buffer, *, start=0, end=None, stop=True):
  13         mcp2221.i2c_writeto(address, buffer, start=start, end=end)
  14
  15     def readfrom_into(self, address, buffer, *, start=0, end=None, stop=True):
  16         mcp2221.i2c_readfrom_into(address, buffer, start=start, end=end)
  17
  18     def writeto_then_readfrom(self, address, buffer_out, buffer_in, *,
  19                               out_start=0, out_end=None,
  20                               in_start=0, in_end=None, stop=False):
  21         mcp2221.i2c_writeto_then_readfrom(address, buffer_out, buffer_in,
  22                                           out_start=out_start, out_end=out_end,
  23                                           in_start=in_start, in_end=in_end)
  24