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4 years ago
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2 changed files with
6 additions and
3 deletions
-
Marlin/Configuration.h
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Marlin/src/module/thermistor/thermistor_21.h
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@ -375,8 +375,10 @@ |
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* 13 : 100k Hisens 3950 1% up to 300°C for hotend "Simple ONE " & "Hotend "All In ONE" |
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* 15 : 100k thermistor calibration for JGAurora A5 hotend |
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* 18 : ATC Semitec 204GT-2 (4.7k pullup) Dagoma.Fr - MKS_Base_DKU001327 |
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* 20 : Pt100 with circuit in the Ultimainboard V2.x with 5v excitation (AVR) |
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* 21 : Pt100 with circuit in the Ultimainboard V2.x with 3.3v excitation (STM32 \ LPC176x....) |
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* 20 : Pt100 with circuit in the Ultimainboard V2.x with mainboard ADC reference voltage = INA826 amplifier-board supply voltage. |
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* NOTES: (1) Must use an ADC input with no pullup. (2) Some INA826 amplifiers are unreliable at 3.3V so consider using sensor 147, 110, or 21. |
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* 21 : Pt100 with circuit in the Ultimainboard V2.x with 3.3v ADC reference voltage (STM32, LPC176x....) and 5V INA826 amplifier board supply. |
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* NOTE: ADC pins are not 5V tolerant. Not recommended because it's possible to damage the CPU by going over 500°C. |
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* 22 : 100k (hotend) with 4.7k pullup to 3.3V and 220R to analog input (as in GTM32 Pro vB) |
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* 23 : 100k (bed) with 4.7k pullup to 3.3v and 220R to analog input (as in GTM32 Pro vB) |
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* 30 : Kis3d Silicone heating mat 200W/300W with 6mm precision cast plate (EN AW 5083) NTC100K / B3950 (4.7k pullup) |
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@ -26,7 +26,8 @@ |
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#undef OV_SCALE |
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#define OV_SCALE(N) (float((N) * 5) / 3.3f) |
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// Pt100 with INA826 amp with 3.3v excitation based on "Pt100 with INA826 amp on Ultimaker v2.0 electronics"
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// Pt100 with INA826 amplifier board with 5v supply based on Thermistor 20, with 3v3 ADC reference on the mainboard.
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// If the ADC reference and INA826 board supply voltage are identical, Thermistor 20 instead.
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const temp_entry_t temptable_21[] PROGMEM = { |
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{ OV( 0), 0 }, |
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{ OV(227), 1 }, |
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