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Fix BTT002 and Einsy Rambo board thermistor pins & add TDK NTCG104LH104KT1 thermistor #22350

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Merged
thinkyhead merged 3 commits into from
Jul 14, 2021
Merged

Fix BTT002 and Einsy Rambo board thermistor pins & add TDK NTCG104LH104KT1 thermistor #22350

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2c3d620
Fix BTT002 TEMP_BOARD_PIN
thisiskeithb Jul 13, 2021
d2bb932
Fix Einsy Rambo TEMP_BOARD_PIN
thisiskeithb Jul 13, 2021
25adb73
Add TDK NTCG104LH104KT1 Thermistor
thisiskeithb Jul 13, 2021
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1 change: 1 addition & 0 deletions Marlin/Configuration.h
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Original file line number Diff line number Diff line change
Expand Up @@ -451,6 +451,7 @@
* 67 : 500kΩ SliceEngineering 450°C Thermistor
* 70 : 100kΩ bq Hephestos 2
* 75 : 100kΩ Generic Silicon Heat Pad with NTC100K MGB18-104F39050L32
* 2000 : 100kΩ Ultimachine Rambo TDK NTCG104LH104KT1 NTC100K motherboard Thermistor
*
* Analog Thermistors - 1kΩ pullup - Atypical, and requires changing out the 4.7kΩ pullup for 1kΩ.
* ------- (but gives greater accuracy and more stable PID)
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2 changes: 2 additions & 0 deletions Marlin/src/lcd/thermistornames.h
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Expand Up @@ -128,6 +128,8 @@
#define THERMISTOR_NAME "Pt100 1K"
#elif THERMISTOR_ID == 666
#define THERMISTOR_NAME "Einstart S"
#elif THERMISTOR_ID == 2000
#define THERMISTOR_NAME "TDK NTCG104LH104JT1"

// High Temperature thermistors
#elif THERMISTOR_ID == 61
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60 changes: 60 additions & 0 deletions Marlin/src/module/thermistor/thermistor_2000.h
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Original file line number Diff line number Diff line change
@@ -0,0 +1,60 @@
/**
* Marlin 3D Printer Firmware
* Copyright (c) 2021 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
*
* Based on Sprinter and grbl.
* Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
*/
#pragma once

// R25 = 100 KOhm, beta25 = 4550 K, 4.7 kOhm pull-up, TDK NTCG104LH104KT1 https://product.tdk.com/en/search/sensor/ntc/chip-ntc-thermistor/info?part_no=NTCG104LH104KT1
constexpr temp_entry_t temptable_2000[] PROGMEM = {
{ OV(313), 125 },
{ OV(347), 120 },
{ OV(383), 115 },
{ OV(422), 110 },
{ OV(463), 105 },
{ OV(506), 100 },
{ OV(549), 95 },
{ OV(594), 90 },
{ OV(638), 85 },
{ OV(681), 80 },
{ OV(722), 75 },
{ OV(762), 70 },
{ OV(799), 65 },
{ OV(833), 60 },
{ OV(863), 55 },
{ OV(890), 50 },
{ OV(914), 45 },
{ OV(934), 40 },
{ OV(951), 35 },
{ OV(966), 30 },
{ OV(978), 25 },
{ OV(988), 20 },
{ OV(996), 15 },
{ OV(1002), 10 },
{ OV(1007), 5 },
{ OV(1012), 0 },
{ OV(1015), -5 },
{ OV(1017), -10 },
{ OV(1019), -15 },
{ OV(1020), -20 },
{ OV(1021), -25 },
{ OV(1022), -30 },
{ OV(1023), -35 },
{ OV(1023), -40 }
};
3 changes: 3 additions & 0 deletions Marlin/src/module/thermistor/thermistors.h
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Expand Up @@ -201,6 +201,9 @@ typedef struct { int16_t value; celsius_t celsius; } temp_entry_t;
#if ANY_THERMISTOR_IS(1047) // Pt1000 with 4k7 pullup
#include "thermistor_1047.h"
#endif
#if ANY_THERMISTOR_IS(2000) // "Ultimachine Rambo TDK NTCG104LH104KT1 NTC100K motherboard Thermistor" https://product.tdk.com/en/search/sensor/ntc/chip-ntc-thermistor/info?part_no=NTCG104LH104KT1
#include "thermistor_2000.h"
#endif
#if ANY_THERMISTOR_IS(998) // User-defined table 1
#include "thermistor_998.h"
#endif
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2 changes: 1 addition & 1 deletion Marlin/src/pins/rambo/pins_EINSY_RAMBO.h
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Expand Up @@ -116,7 +116,7 @@
//
#define TEMP_0_PIN 0 // Analog Input, Header J2
#define TEMP_1_PIN 1 // Analog Input, Header J3
#define TEMP_BOARD_PIN TEMP_1_PIN // Analog Input, Header J3
#define TEMP_BOARD_PIN 91 // Onboard thermistor, 100k TDK NTCG104LH104JT1
#define TEMP_BED_PIN 2 // Analog Input, Header J6
#define TEMP_PROBE_PIN 3 // Analog Input, Header J15

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2 changes: 1 addition & 1 deletion Marlin/src/pins/stm32f4/pins_BTT_BTT002_V1_0.h
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Expand Up @@ -161,7 +161,7 @@
//
#define TEMP_0_PIN PA2 // T0 <-> E0
#define TEMP_1_PIN PA0 // T1 <-> E1
#define TEMP_BOARD_PIN TEMP_1_PIN // Onboard sensor shared with T1
#define TEMP_BOARD_PIN PC2 // Onboard thermistor, NTC100K
#define TEMP_BED_PIN PA1 // T2 <-> Bed
#define TEMP_PROBE_PIN PC3 // Shares J4 connector with PD1

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