From 5e56784ac104316c0fc73bab4b7f4a1bd4a19f8f Mon Sep 17 00:00:00 2001
From: Markus Amsler <markus.amsler@oribi.org>
Date: Mon, 21 Feb 2011 15:52:16 +1100
Subject: [PATCH] extruder: Set/get bed temperature.

---
 extruder/config.h.dist | 10 ++++++++--
 extruder/extruder.c    |  3 +++
 2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/extruder/config.h.dist b/extruder/config.h.dist
index f92d93d..d1851e1 100644
--- a/extruder/config.h.dist
+++ b/extruder/config.h.dist
@@ -33,9 +33,14 @@
 #define TEMP_PIN AIO3
 #define TEMP_PIN_CHANNEL 3
 
+//Read analog voltage from thermistor
+#define TEMP_BED_PIN AIO6
+#define TEMP_BED_PIN_CHANNEL 6
+
+
 #define	REFERENCE	REFERENCE_AVCC
 
-#define ANALOG_MASK	(MASK(TRIM_POT_CHANNEL) | MASK(TEMP_PIN_CHANNEL))
+#define ANALOG_MASK	(MASK(TRIM_POT_CHANNEL) | MASK(TEMP_PIN_CHANNEL) | MASK(TEMP_BED_PIN_CHANNEL))
 
 #define	TEMP_THERMISTOR
 
@@ -48,7 +53,8 @@
 #define	TEMP_RESIDENCY_TIME		60
 
 #ifdef	DEFINE_TEMP_SENSOR
-DEFINE_TEMP_SENSOR(extruder,	TT_THERMISTOR,		PINC3)
+DEFINE_TEMP_SENSOR(extruder,	TT_THERMISTOR,		TEMP_PIN_CHANNEL)
+DEFINE_TEMP_SENSOR(bed,			TT_THERMISTOR,		TEMP_BED_PIN_CHANNEL)
 #endif
 
 #ifdef	DEFINE_HEATER
diff --git a/extruder/extruder.c b/extruder/extruder.c
index 93b195c..79d1eff 100644
--- a/extruder/extruder.c
+++ b/extruder/extruder.c
@@ -22,6 +22,7 @@ void io_init(void) {
 
 	SET_INPUT(TRIM_POT);
 	SET_INPUT(TEMP_PIN);
+	SET_INPUT(TEMP_BED_PIN);
 	SET_INPUT(E_STEP_PIN);
 	SET_INPUT(E_DIR_PIN);
 
@@ -194,6 +195,8 @@ int main (void)
 		temp_sensor_tick();
 
 		send_temperature(0, temp_get(0));
+		send_temperature(1, temp_get(1));
 		temp_set(0, read_temperature(0));
+		temp_set(1, read_temperature(1));
 	}
 }