mhu/reflow-oven-control-sw
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base: mhu:a6fa35b1eabe050930cd08499d288651e01241ba
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mhu:dev
mhu:temp-profile-checker
mhu:master
mhu:jenkins
mhu:error-mem-viewer
mhu:v0.5-1
mhu:v0.5
mhu:v0.4
mhu:v0.3
mhu:v0.2-test
mhu:v0.1-hardware-test
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compare: mhu:827f5c2066e79cf5c68aba06da52ef5b63dc19ea
Branches Tags
mhu:temp-profile-checker
mhu:dev
mhu:master
mhu:jenkins
mhu:error-mem-viewer
mhu:v0.5-1
mhu:v0.5
mhu:v0.4
mhu:v0.3
mhu:v0.2-test
mhu:v0.1-hardware-test

3 Commits
a6fa35b1ea ... 827f5c2066

Author SHA1 Message Date
Mario Hüttel
827f5c2066 add autosave files to ignore list 2020-02-08 19:19:14 +01:00
Mario Hüttel
1f5a535076 Make average filtering of HF meas path an integer calculation 2020-02-08 19:18:47 +01:00
Mario Hüttel
c32bb559f3 Add measurement data for drift analysis 2020-02-08 19:17:33 +01:00
5 changed files with 24998 additions and 5 deletions
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1
.gitignore vendored
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@ -4,3 +4,4 @@
*.hex *.hex
*.map *.map
*.autosave

6735
measurement-data/1000OhmSamplingFixedStableCircuitDay2.csv Normal file
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File diff suppressed because it is too large Load Diff

18252
measurement-data/1000OhmSamplingFixedStableCircuitDay3.csv Normal file
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File diff suppressed because it is too large Load Diff

13
measurement-data/Analog_Measurement_Analysis.ipynb
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@ -346,7 +346,12 @@
"# Read in data\n", "# Read in data\n",
"kilo_ohm_sampling1 = pd.read_csv(r'1000OhmSamplingFixedStableCircuit.csv')\n", "kilo_ohm_sampling1 = pd.read_csv(r'1000OhmSamplingFixedStableCircuit.csv')\n",
"kilo_ohm_sampling1_ht = pd.read_csv(r'1000OhmSamplingFixedStableCircuitHT.csv')\n", "kilo_ohm_sampling1_ht = pd.read_csv(r'1000OhmSamplingFixedStableCircuitHT.csv')\n",
"plot_data_tuples = [(kilo_ohm_sampling1, 'Day 1 Sampling -- Stable circuit -- RT'), (kilo_ohm_sampling1_ht, 'Day 1 Sampling -- Stable circuit -- HT')]\n" "kilo_ohm_sampling2 = pd.read_csv(r'1000OhmSamplingFixedStableCircuitDay2.csv')\n",
"plot_data_tuples = [(kilo_ohm_sampling1, 'Day 1 Sampling -- Stable circuit -- RT'),\n",
" (kilo_ohm_sampling1_ht, 'Day 1 Sampling -- Stable circuit -- HT'),\n",
" (kilo_ohm_sampling2, 'Day 2 Sampling -- Stable circuit'),\n",
" (pd.read_csv(r'1000OhmSamplingFixedStableCircuitDay3.csv'), 'Day 3 Sampling -- Stable Circuit (improved)')\n",
" ]\n"
] ]
}, },
{ {
@ -368,8 +373,8 @@
" calculate_temp_for_df(df, resistance_col_name='pt1000_value')\n", " calculate_temp_for_df(df, resistance_col_name='pt1000_value')\n",
"\n", "\n",
"for (df,title),ax in zip(plot_data_tuples, axes):\n", "for (df,title),ax in zip(plot_data_tuples, axes):\n",
" plot_histogram(ax[0], df['pt1000_value'], 5, title, 'PT1000 Resistance')\n", " plot_histogram(ax[0], df['pt1000_value'], 21, title, 'PT1000 Resistance')\n",
" plot_histogram(ax[1], df['temp_calculated'], 5, title, 'Calculated Temperature in °C')\n", " plot_histogram(ax[1], df['temp_calculated'], 21, title, 'Calculated Temperature in °C')\n",
"\n", "\n",
"plt.tight_layout()\n", "plt.tight_layout()\n",
"plt.show()" "plt.show()"
@ -381,7 +386,7 @@
"metadata": {}, "metadata": {},
"outputs": [], "outputs": [],
"source": [ "source": [
"calc_temp(1100)" "calc_temp(1000.)-calc_temp(1000.4)"
] ]
} }
], ],

2
stm-firmware/adc-meas.c
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@ -263,7 +263,7 @@ static inline __attribute__((optimize("O3"))) float adc_pt1000_dma_avg_pre_filte
sum = sum - (uint32_t)max_val - (uint32_t)min_val; sum = sum - (uint32_t)max_val - (uint32_t)min_val;
/* Divide to get average and return */ /* Divide to get average and return */
return (float)sum / (ADC_PT1000_DMA_AVG_SAMPLES-2); return (float)(sum / (ADC_PT1000_DMA_AVG_SAMPLES-2));
} }
void ADC_IRQHandler(void) void ADC_IRQHandler(void)