Firmware v3 - #31

Draft

JochiSt wants to merge 72 commits into

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Commits on Mar 7, 2023

added calculation of the offset amplifier
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8f82dc7
added calculation for voltage before bias amplifier
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156bffd
moved #define of PCB version to own header file
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c69e269
use gain config only for PCB v2
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e108ae9
for PCBv1 use a much simpler calculation
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022e805
change Uout with Uadc and solve to Uin
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e56d752
created build settings for each PCB revision (and added them to ignore)
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443b38a
store resistor values in config
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3694d97
added conversion factor for voltage controlled current source
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cf39be4
fixed printf output formatting
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007107b
updated some comments
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e443531
updated voltage and current reading
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e37acd8
drafted PCBv3 handling of currents and voltages together with the offset
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a3914fc

Commits on Mar 8, 2023

added PyLTSpice as submodule
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8358781
changed to transient simulation
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5dc2568
started simulation using PyLTSpice
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1fb6b8d
restructured imports
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b79f3e3
import OFM PT100 for conversion
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592931c
no longer print trace name and properties
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f3ed350
get and print traces and their properties
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1b87568
remove not needed part of the template
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e0c4858
limit the number of parallel simulations
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446a656
ignore .fail files
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b1d41d3
updated simulation to run with multiple Uset
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e4f8561
started full OFM simulation for a single channel
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346eebe
tweaked simulation settings for a fast simulation with and without bias
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80d8549
updated PyLTSpice to the dev branch
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aa0f83c
started full OFM simulation with python and LTspice
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c32175d

Commits on Mar 9, 2023

updated simulation processing to full OFM simulation
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cc8b7f0
include simulation of ADC convert voltage in LSBs
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29a4f49

Commits on Mar 10, 2023

added a 10M resistor across the 4066 to speed up simulation
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79434b3
included the PWM for the bias voltage
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bcea5bc
pretty print for traces and properties
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8f87378
set switch voltage and readback the CCR for Iset and Bias
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d4e8f23
optimised simulation options to speed up LTSpice when switch is opened
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f658428
step switch setting between 0 and 3.3
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c732c4f
evaluate steps / gain (bias) setting
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afde725
store PWM values in variables
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0a705d6
use update_wrapper to create proper callback function
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fce281f
print forwarded PWM values
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f097fbf
disabled debug print of trace names
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2f7bd73
disabled debug print of property dict
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f3545c4
removed debug print and disabled pretty print
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4739486
save simulation results as NPZ
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f987b7d
evaluate different PWM settings
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a0ad6a4
import time
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12da8ff
remove simulation files (they are no longer needed)
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caa27a3
started plotting / analysis script for OFM simulation
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ff302e3
use name == main and restructured imports
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1668b85
fixed conversion for a whole array
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03afd4a
convert into the real ADC values
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8bc9272
reformatted plotting of first axis
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7786e9e
added second y axis for plotting the ADC output values (LSB)
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25798c5
added R_PT100 for 40 degC as backup
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9194bbe
moved pprint import to place, where it is really needed
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bc7ea01
LTSteps are not needed to be imported
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eee9dc2
ensure, that the temperature is set for each simulation run
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f0361db
added more plots and calculations to see, whether all calculations are right
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efa4491
update gain setting resistor to 56k
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ce20600
add proper X label
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eb5f725
plotted bias PWM value
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b493de8
increase linewidth for voltage before amplifier
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1670b7f
skip PWM = 0
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8a8c0c9
reduce temperature to 40 degC
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6dfdab6
set proper y limits
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1af788b
update value gain resistor to 39k
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deded49

Commits on Mar 13, 2023

Commits on Mar 5, 2024

added patch for AISLER upload
JochiSt
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c73975b