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Omega2I2CWrapper.py
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Omega2I2CWrapper.py
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from OmegaExpansion import onionI2C
from I2CWrapper import I2CWrapper
from math import ceil
class Omega2I2CWrapper(I2CWrapper):
def __init__(self, optimize = False):
super().__init__();
self.i2c = onionI2C.OnionI2C();
self.optimize = optimize;
def readBits(device, addr, offset, size):
values = self.i2c.readBytes(device, addr, ceil(size/8));
bits = []
for e in values:
bits.extend(bin(e)[2:].zfill(8));
bits = list(map(int, bits));
for i in range(offset):
del bits[0];
if self.optimize != True:
for i in range(max(len(bits) - size, 0)):
del bits[len(bits) - 1];
return bits
def readBytes(device, addr, size):
return self.i2c.readBytes(device, addr, size);
def writeBit(device, addr, offset, bit):
values = self.readBits(device, addr, 0, 7);
values[offset] = bit;
return self.writeByte(device, addr, int("".join(map(str, values)), 2));
def writeBits(device, addr, offset, bits):
values = self.readBits(device, addr, 0, 7);
values[offset:offset+len(bits)] = bits;
return self.writeByte(device, addr, int("".join(map(str, values)), 2));
def writeByte(device, addr, byte):
return self.i2c.writeByte(device, addr, byte);
def writeBytes(device, addr, bytes):
return self.i2c.writeBytes(device, addr, bytes);