cbadc.utilities.FixedPoint

class cbadc.utilities.FixedPoint(number_of_bits: int, max: float)[source]

Bases: object

Fixed point description class.

Parameters

number_of_bits (int) – number of bits used including sign bit.
max (float) – the largest (or smallest) floating number to be represented.

Methods

`__init__`(number_of_bits, max)
`fixed_to_float`(value)	Convert fixed point to floating point number.
`float_to_fixed`(value)	Convert floating point to fixed point number.
`max`()	Largest floating point.
`max_int`()	max integer value.
`min`()	Smallest floating point

fixed_to_float(value: int) → float[source]

Convert fixed point to floating point number.

Parameters: value (int) – number to be converted.
Returns: the floating point representation.
Return type: float

float_to_fixed(value: float) → int[source]

Convert floating point to fixed point number.

Parameters: value (float) – number to be converted.
Returns: fixed point representation
Return type: int

max()[source]

Largest floating point.

Returns: largest floating point representation.
Return type: float

max_int()[source]

max integer value.

Returns: largest fixed point integer representation.
Return type: int

min()[source]

Smallest floating point

Returns: smallest floating point representation.
Return type: float