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include/net_timer.h

@@ -0,0 +1,32 @@
+/*
+ * File:        net_timer.h
+ * Purpose:     Provide a timer use by the BaS network as a timeout
+ *              indicator
+ *
+ */
+
+#ifndef _TIMER_H_
+#define _TIMER_H_
+
+#include <bas_types.h>
+
+typedef struct
+{
+	uint8_t   ch;         /* which channel is this structure for? */
+	uint8_t   lvl;        /* Interrupt level for this channel */
+	uint8_t   pri;        /* Interrupt priority for this channel */
+	uint8_t   reference;  /* timeout indicator */
+	uint32_t  gms;        /* mode select register value */
+	uint16_t  pre;        /* prescale value */
+	uint16_t  cnt;        /* prescaled clocks for timeout */
+} NET_TIMER;
+
+
+extern bool timer_init(uint8_t, uint8_t, uint8_t);
+extern bool timer_set_secs(uint8_t ch, uint32_t secs);
+extern uint32_t timer_get_reference(uint8_t ch);
+
+/* Vector numbers for all the timer channels */
+#define TIMER_VECTOR(x)     (126-x)
+
+#endif /* _TIMER_H_ */