+#include <stdlib.h>
+#include "picinit.h"
+#include "unused.h"
+#include "lfsr.h"
+#include "btn.h"
+#include "rgb.h"
+#include "tmr.h"
+#include "tmr32.h"
+#include "task.h"
+#include "adc_random.h"
+
+//#define AUTO_OFF_COUNT 150 /* 5 mins on*/
+//#define AUTO_ON_COUNT 300 /* 10 mins off */
+//#define AUTO_OFF_COUNT 450 /* 15 mins on*/
+//#define AUTO_ON_COUNT 1350 /* 45 mins off */
+//#define AUTO_OFF_COUNT 600 /* 20 mins on*/
+//#define AUTO_ON_COUNT 1200 /* 40 mins off */
+//#define AUTO_OFF_COUNT 450 /* 2 hours on*/
+//#define AUTO_ON_COUNT 1350 /* 22 hours off */
+#define AUTO_OFF_COUNT 9000U /* 5 hrs in 2 sec units */
+#define AUTO_ON_COUNT 34200U /* 19 hrs in 2 sec units */
+#define dbgpin_init() do { \
+ /* Set RA2 as output low */ \
+ RA2 = 0; \
+ TRISA2 = 0; \
+ } while (0)
+#define dbgpin_high() (RA2 = 1)
+#define dbgpin_low() (RA2 = 0)
+#define dbgpin_toggle() (RA2 = (LATA2 == 0) ? 1 : 0)
+
+enum {
+ /* Operating modes */
+ MODE_SOLID = 0, /* Cycle through colors[][] before next mode */
+ //MODE_CANDLE,
+ MODE_CYCLE, /* Auto cycle through colors */
+ MODE_PARTY, /* Random yet fast incolor and fade */
+ MODE_COUNT,
+
+ /* Indexes in colors[][] for LEDs */
+ LED_RED = 0,
+ LED_GRN,
+ LED_BLU,
+ LED_WHT,
+ LED_COUNT,
+
+ HELD_TMR_PERIODS = 1, /* Held timer fires every 32.768 msec */
+ HELD_PERIODS = 16, /* Held this long before held events fire */
+ COLOR_WHITE = 0, /* Color index for white */
+ COLOR_COUNT = 11,
+ BRIGHT_TOP = 100, /* Bright ramps up to top ... */
+ BRIGHT_BOTTOM = -5, /* ... then down to bottom */
+ BRIGHT_MAX = 85, /* Bright values are constrained for computations */
+ BRIGHT_MIN = 1, /* ... by min and max. */
+ BRIGHT_INIT = 42, /* later, get from eeprom */
+ STD_FADE = 16, /* Fade time in 32.768 ms units */
+ STD_INCOLOR = 29491, /* Time in color when MODE_CYCLE, in 32.768 ms units */
+ PARTY_MIN = 8, /* Min party fade and incolor units */
+ PARTY_RANGE = 8, /* Party fade/incolor range mask for lfsr_get() */
+ /* ... see start_fade() */
+ CFG_ADDR = 0, /* EEPROM address of start of configuration */
+ CFG_DELAY = 92, /* 3 seconds in 32.768 msec units */
+};
+
+typedef struct {
+ int value;
+ int increment;
+ signed char remainder;
+} led_t;
+
+/* Available colors, 6 bits per color (no values above 0x3f) */
+const unsigned char colors[COLOR_COUNT][LED_COUNT] = {
+ { 0x28, 0x00, 0x00, 0x00 }, /* red */
+ { 0x30, 0x20, 0x00, 0x00 }, /* orange */
+ { 0x2c, 0x2c, 0x00, 0x00 }, /* yellow */
+ { 0x20, 0x2c, 0x00, 0x00 }, /* yellow-green */
+ { 0x00, 0x30, 0x00, 0x00 }, /* green */
+ { 0x00, 0x30, 0x18, 0x00 }, /* green-cyan */
+ { 0x00, 0x30, 0x28, 0x00 }, /* cyan */
+ { 0x00, 0x18, 0x30, 0x00 }, /* cyan-blue */
+ { 0x00, 0x00, 0x30, 0x00 }, /* blue */
+ { 0x1c, 0x00, 0x30, 0x00 }, /* magenta */
+ { 0x3f, 0x3f, 0x3f, 0x3f }, /* white */
+};