--- a/BSDmakefile	Tue Apr 02 10:54:20 2013 +1030
+++ b/BSDmakefile	Tue Apr 02 14:49:50 2013 +1030
@@ -10,6 +10,7 @@
 		main.c \
 		misc.c \
 		spi.c \
+		sprink.c \
 		startup_stm32f10x_md_mthomas.c \
 		syscalls.c \
 		system_stm32f10x.c \

--- a/main.c	Tue Apr 02 10:54:20 2013 +1030
+++ b/main.c	Tue Apr 02 14:49:50 2013 +1030
@@ -19,6 +19,7 @@
 #include "lcd.h"
 #include "main.h"
 #include "rtc.h"
+#include "sprink.h"
 #include "tempctrl.h"
 #include "touch.h"
 
@@ -156,12 +157,16 @@
     
     /* Setup temperature control stuff */
     tempctrl_init();
+
+    /* Setup sprinkler stuff */
+    sprink_init();
     
     while (1) {
 	fputs("> ", stdout);
 	
 	while (cmd.state != 255) {
 	    tempctrl_update();
+	    sprink_update();
 	}
 	
 	if (cmd.len < 1)

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/sprink.c	Tue Apr 02 14:49:50 2013 +1030
@@ -0,0 +1,40 @@
+/*
+ * Sprinkler control logic
+ *
+ * Copyright (c) 2013
+ *      Daniel O'Connor <darius@dons.net.au>.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+void
+sprink_init(void) {
+}
+
+void
+sprink_update(void) {
+}
+
+void
+sprink_cmd(int argc, char **argv) {
+}
+

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/sprink.h	Tue Apr 02 14:49:50 2013 +1030
@@ -0,0 +1,31 @@
+/*
+ * Sprinkler headers
+ *
+ * Copyright (c) 2013
+ *      Daniel O'Connor <darius@dons.net.au>.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+void		sprink_init(void);
+void		sprink_update(void);
+void		sprink_cmd(int argc, char **argv);