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lin_method_util.py
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lin_method_util.py
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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""Common utility functions
@author: Arnfinn Aas Eielsen
@date: 04.04.2024
@license: BSD 3-Clause
"""
class lm: # linearisation method
BASELINE = 1 # baseline
PHYSCAL = 2 # physical level calibration
DEM = 3 # dynamic element matching
NSDCAL = 4 # noise shaping with digital calibration (INL model)
SHPD = 5 # stochastic high-pass noise dither
PHFD = 6 # periodic high-frequency dither
MPC = 7 # model predictive control (with INL model)
ILC = 8 # iterative learning control (with INL model, periodic signals)
ILC_SIMP = 9 # iterative learning control, basic implementation
def __init__(self, method):
self.method = method
def __str__(self):
match self.method:
case lm.BASELINE:
return 'baseline'
case lm.PHYSCAL:
return 'physical level calibration'
case lm.DEM:
return 'dynamic element matching'
case lm.NSDCAL:
return 'digital calibration'
case lm.SHPD:
return 'noise dither'
case lm.PHFD:
return 'periodic dither'
case lm.MPC:
return 'mpc'
case lm.ILC:
return 'ilc'
case lm.ILC_SIMP:
return 'ilc simple'
class dm: # DAC model
STATIC = 1 # static model
SPICE = 2 # spice model
def __init__(self, model):
self.model = model
def __str__(self):
match self.model:
case dm.STATIC:
return 'static'
case dm.SPICE:
return 'spice'
def main():
"""
Test
"""
lmethod = lm(lm.BASELINE)
if __name__ == "__main__":
main()