From 04bd48ca9dfdadb43f42d62990cfcddd6b5e090c Mon Sep 17 00:00:00 2001
From: Bryan Boettcher <bryan.boettcher@gmail.com>
Date: Sun, 9 Aug 2020 20:06:43 -0500
Subject: [PATCH] adc_temperature: add support for AD597 (#3164)

The AD597 thermocouple amplifier is used in the Raise3D N2+ (and
possibly others).

Signed-off-by: Bryan Boettcher <bryan.boettcher@gmail.com>
---
 config/example-extras.cfg        | 4 ++--
 docs/Features.md                 | 4 ++--
 klippy/extras/adc_temperature.py | 9 +++++++++
 3 files changed, 13 insertions(+), 4 deletions(-)

diff --git a/config/example-extras.cfg b/config/example-extras.cfg
index b0ce5749..337f0b61 100644
--- a/config/example-extras.cfg
+++ b/config/example-extras.cfg
@@ -900,8 +900,8 @@
 # See the "extruder" section in example.cfg for a description of
 # heater parameters. The parameters below describe sensor parameters.
 #sensor_type:
-#   One of "PT100 INA826", "AD595", "AD8494", "AD8495", "AD8496", or
-#   "AD8497".
+#   One of "PT100 INA826", "AD595", "AD597", "AD8494", "AD8495",
+#   "AD8496", or "AD8497".
 #sensor_pin:
 #   Analog input pin connected to the sensor. This parameter must be
 #   provided.
diff --git a/docs/Features.md b/docs/Features.md
index d3d0dcea..eb19f125 100644
--- a/docs/Features.md
+++ b/docs/Features.md
@@ -83,8 +83,8 @@ Klipper supports many standard 3d printer features:
   probe or via manual probing.
 
 * Support for common temperature sensors (eg, common thermistors,
-  AD595, AD849x, PT100, MAX6675, MAX31855, MAX31856, MAX31865). Custom
-  thermistors and custom analog temperature sensors can also be
+  AD595, AD597, AD849x, PT100, MAX6675, MAX31855, MAX31856, MAX31865).
+  Custom thermistors and custom analog temperature sensors can also be
   configured.
 
 * Basic thermal heater protection enabled by default.
diff --git a/klippy/extras/adc_temperature.py b/klippy/extras/adc_temperature.py
index 83265a3b..87a1cac6 100644
--- a/klippy/extras/adc_temperature.py
+++ b/klippy/extras/adc_temperature.py
@@ -175,6 +175,14 @@ AD595 = [
     (420., 4.266), (440., 4.476), (460., 4.686), (480., 4.896)
 ]
 
+AD597 = [
+    (0., 0.), (10., .097), (20., .196), (25., .245), (30., .295),
+    (40., 0.395), (50., 0.496), (60., 0.598), (80., 0.802), (100., 1.005),
+    (120., 1.207), (140., 1.407), (160., 1.605), (180., 1.801), (200., 1.997),
+    (220., 2.194), (240., 2.392), (260., 2.592), (280., 2.794), (300., 2.996),
+    (320., 3.201), (340., 3.406), (360., 3.611), (380., 3.817), (400., 4.024),
+    (420., 4.232), (440., 4.440), (460., 4.649), (480., 4.857), (500., 5.066)
+]
 
 AD8494 = [
     (-180, -0.714), (-160, -0.658), (-140, -0.594), (-120, -0.523),
@@ -275,6 +283,7 @@ def load_config(config):
     # Register default sensors
     pheaters = config.get_printer().load_object(config, "heaters")
     for sensor_type, params in [("AD595", AD595),
+                                ("AD597", AD597),
                                 ("AD8494", AD8494),
                                 ("AD8495", AD8495),
                                 ("AD8496", AD8496),