doc: Add 1.9.22 release notes

[fw/altos] / src / telelco-v3.0 / ao_lco_v3.c

diff --git a/src/telelco-v3.0/ao_lco_v3.c b/src/telelco-v3.0/ao_lco_v3.c
index 1236384349d5ea6cf8963a8c9d8a446fd554c61d..2f4c1dbed26830dd27ab9a4a67c09092fd01db6c 100644 (file)
--- a/src/telelco-v3.0/ao_lco_v3.c
+++ b/src/telelco-v3.0/ao_lco_v3.c
@@ -24,6 +24,7 @@
 #include <ao_st7565.h>
 #include <ao_adc_single.h>
 #include <ao_pwm.h>
 #include <ao_st7565.h>
 #include <ao_adc_single.h>
 #include <ao_pwm.h>

+#include <limits.h>

 
 #define WIDTH  AO_ST7565_WIDTH
 #define HEIGHT AO_ST7565_HEIGHT
 
 #define WIDTH  AO_ST7565_WIDTH
 #define HEIGHT AO_ST7565_HEIGHT


@@ -40,8 +41,8 @@ static struct ao_bitmap fb = {
 };
 
 static const struct ao_transform logo_transform = {
 };
 
 static const struct ao_transform logo_transform = {

-       .x_scale = 48, .x_off = 2,
-       .y_scale = 48, .y_off = 0,
+       .x_scale = 40, .x_off = 8,
+       .y_scale = 40, .y_off = 0,

 };
 
 static const struct ao_transform show_transform = {
 };
 
 static const struct ao_transform show_transform = {


@@ -53,22 +54,27 @@ static const struct ao_transform show_transform = {
 #define VOLT_FONT BitstreamVeraSans_Roman_58_font
 #define SMALL_FONT BitstreamVeraSans_Roman_12_font
 #define TINY_FONT BitstreamVeraSans_Roman_10_font
 #define VOLT_FONT BitstreamVeraSans_Roman_58_font
 #define SMALL_FONT BitstreamVeraSans_Roman_12_font
 #define TINY_FONT BitstreamVeraSans_Roman_10_font

-#define LOGO_FONT BenguiatGothicStd_Bold_26_font
+#define LOGO_FONT BenguiatGothicStd_Bold_24_font

 
 #define LABEL_Y                (int16_t) (SMALL_FONT.ascent)
 
 #define LABEL_Y                (int16_t) (SMALL_FONT.ascent)

-#define VALUE_Y                (int16_t) (LABEL_Y + BIG_FONT.ascent + 5)
-#define BOX_X          2
-#define PAD_X          90
-#define BOX_LABEL_X    26
+#define VALUE_Y                (int16_t) (LABEL_Y + 5 + BIG_FONT.ascent)
+
+#define SEP_X          82
+#define SEP_WIDTH      2
+
+#define BOX_X          (SEP_X / 2)
+#define PAD_X          ((WIDTH + SEP_X + SEP_WIDTH) / 2)
+

 #define VALUE_LABEL_X  64
 #define RSSI_LABEL_X   15
 #define VALUE_LABEL_X  64
 #define RSSI_LABEL_X   15

-#define PAD_LABEL_X    95
-#define SEP_X          (PAD_X - 8)
+

 #define SCAN_X         (WIDTH - 100) / 2
 #define SCAN_Y         50
 #define SCAN_HEIGHT    3
 #define SCAN_X         (WIDTH - 100) / 2
 #define SCAN_Y         50
 #define SCAN_HEIGHT    3

+#define SCANNING_X     (WIDTH / 2)
+#define SCANNING_Y     (SCAN_Y - 2)

 #define FOUND_Y                63
 #define FOUND_Y                63

-#define FOUND_X                6
+#define FOUND_X                3

 #define FOUND_WIDTH    (WIDTH - 6)
 #define CONTRAST_LABEL_X       37
 #define CONTRAST_WIDTH 100
 #define FOUND_WIDTH    (WIDTH - 6)
 #define CONTRAST_LABEL_X       37
 #define CONTRAST_WIDTH 100


@@ -84,8 +90,9 @@ static const struct ao_transform show_transform = {
 #define BACKLIGHT_HEIGHT       20
 #define BACKLIGHT_VALUE_X      64
 #define BACKLIGHT_VALUE_Y      (BACKLIGHT_Y + BACKLIGHT_HEIGHT + SMALL_FONT.ascent + 3)
 #define BACKLIGHT_HEIGHT       20
 #define BACKLIGHT_VALUE_X      64
 #define BACKLIGHT_VALUE_Y      (BACKLIGHT_Y + BACKLIGHT_HEIGHT + SMALL_FONT.ascent + 3)

-#define INFO_START_Y   ((int16_t) (SMALL_FONT.ascent + 2))
-#define INFO_STEP_Y    ((int16_t) (SMALL_FONT.ascent + 3))
+#define INFO_FONT      TINY_FONT
+#define INFO_START_Y   ((int16_t) (INFO_FONT.ascent + 2))
+#define INFO_STEP_Y    ((int16_t) (INFO_FONT.ascent + 2))

 
 #define AO_LCO_DRAG_RACE_START_TIME    AO_SEC_TO_TICKS(5)
 #define AO_LCO_DRAG_RACE_STOP_TIME     AO_SEC_TO_TICKS(2)
 
 #define AO_LCO_DRAG_RACE_START_TIME    AO_SEC_TO_TICKS(5)
 #define AO_LCO_DRAG_RACE_STOP_TIME     AO_SEC_TO_TICKS(2)


@@ -95,87 +102,76 @@ static uint8_t     ao_lco_select_mode;
 static uint8_t ao_lco_event_debug;
 
 #define PRINTE(...) do { if (!ao_lco_debug && !ao_lco_event_debug) break; printf ("\r%5lu %s: ", (unsigned long) ao_tick_count, __func__); printf(__VA_ARGS__); flush(); } while(0)
 static uint8_t ao_lco_event_debug;
 
 #define PRINTE(...) do { if (!ao_lco_debug && !ao_lco_event_debug) break; printf ("\r%5lu %s: ", (unsigned long) ao_tick_count, __func__); printf(__VA_ARGS__); flush(); } while(0)

-#define AO_LCO_SELECT_PAD      0
-#define AO_LCO_SELECT_BOX      1
+#define AO_LCO_SELECT_BOX      0
+#define AO_LCO_SELECT_PAD      1

 
 static uint8_t ao_lco_display_mutex;
 
 
 static uint8_t ao_lco_display_mutex;
 

+static uint8_t         ao_sample_data;
+static struct ao_data  ao_data_cur;
+

 static void
 static void

-_ao_lco_show_pad(int8_t pad)
+_ao_center_text(int16_t x, int16_t y, const struct ao_font *font, const char *str)

 {
 {

-       char    str[5];
-
-       snprintf(str, sizeof(str), "%d", pad);
-       ao_text(&fb, &BIG_FONT, PAD_X, VALUE_Y, str, AO_BLACK, AO_COPY);
-       ao_text(&fb, &SMALL_FONT, PAD_LABEL_X, LABEL_Y, "Pad", AO_BLACK, AO_COPY);
+       int16_t width = ao_text_width(font, str);
+       ao_text(&fb, font, x - width/2, y, str, AO_BLACK, AO_COPY);

 }
 
 static void
 }
 
 static void

-_ao_lco_show_box(int16_t box)
+_ao_lco_show_pad(int8_t pad)

 {
 {

-       char    str[7];
+       char    str[5];

 
 

-       snprintf(str, sizeof(str), "%2d", box);
-       ao_text(&fb, &BIG_FONT, BOX_X, VALUE_Y, str, AO_BLACK, AO_COPY);
-       ao_text(&fb, &SMALL_FONT, BOX_LABEL_X, LABEL_Y, "Box", AO_BLACK, AO_COPY);
+       _ao_center_text(PAD_X, LABEL_Y, &SMALL_FONT, "Pad");
+       snprintf(str, sizeof(str), "%d", pad);
+       _ao_center_text(PAD_X, VALUE_Y, &BIG_FONT, str);

 }
 
 static void
 }
 
 static void

-_ao_lco_show_voltage(uint16_t decivolts, const char *label)
+_ao_lco_show_box(int16_t box)

 {
        char    str[7];
 {
        char    str[7];

-       int16_t width;

 
 

-       PRINTD("voltage %d\n", decivolts);
-       snprintf(str, sizeof(str), "%2d.%d", decivolts / 10, decivolts % 10);
-       ao_text(&fb, &VOLT_FONT, BOX_X, VALUE_Y, str, AO_BLACK, AO_COPY);
-       width = ao_text_width(&SMALL_FONT, label);
-       ao_text(&fb, &SMALL_FONT, VALUE_LABEL_X - width/2, LABEL_Y, label, AO_BLACK, AO_COPY);
+       _ao_center_text(BOX_X, LABEL_Y, &SMALL_FONT, "Bank");
+       snprintf(str, sizeof(str), "%d", box);
+       _ao_center_text(BOX_X, VALUE_Y, &BIG_FONT, str);

 }
 
 static void
 }
 
 static void

-_ao_lco_batt_voltage(void)
+_ao_format_voltage(char *str, size_t size, uint16_t decivolts)

 {
 {

-       struct ao_adc   packet;
-       int16_t         decivolt;
-
-       ao_adc_single_get(&packet);
-       decivolt = ao_battery_decivolt(packet.v_batt);
-       _ao_lco_show_voltage((uint16_t) decivolt, "LCO Battery");
-       ao_st7565_update(&fb);
+       snprintf(str, size, "%d.%d", decivolts / 10, decivolts % 10);

 }
 
 }
 

+#if AO_LCO_HAS_CONTRAST

 static void
 _ao_lco_show_contrast(void)
 {
        char buf[8];
        uint8_t brightness = ao_st7565_get_brightness();
        int16_t contrast = (int16_t) (brightness * CONTRAST_WIDTH / AO_LCO_MAX_CONTRAST);
 static void
 _ao_lco_show_contrast(void)
 {
        char buf[8];
        uint8_t brightness = ao_st7565_get_brightness();
        int16_t contrast = (int16_t) (brightness * CONTRAST_WIDTH / AO_LCO_MAX_CONTRAST);

-       int16_t width;

 
 

-       ao_text(&fb, &SMALL_FONT, CONTRAST_LABEL_X, LABEL_Y, "Contrast", AO_BLACK, AO_COPY);
+       _ao_center_text(WIDTH/2, LABEL_Y, &SMALL_FONT, "Contrast");

        ao_rect(&fb, CONTRAST_X, CONTRAST_Y, contrast, CONTRAST_HEIGHT, AO_BLACK, AO_COPY);
        ao_rect(&fb, CONTRAST_X, CONTRAST_Y, contrast, CONTRAST_HEIGHT, AO_BLACK, AO_COPY);

-       /* this "knows" that CONTRAST_WIDTH == 100 */
-       snprintf(buf, sizeof(buf), "%d %%", contrast);
-       width = ao_text_width(&SMALL_FONT, buf);
-       ao_text(&fb, &SMALL_FONT, BACKLIGHT_VALUE_X - width / 2, BACKLIGHT_VALUE_Y, buf, AO_BLACK, AO_COPY);
+       snprintf(buf, sizeof(buf), "%d %%", brightness * 100 / AO_LCO_MAX_CONTRAST);
+       _ao_center_text(WIDTH/2, CONTRAST_VALUE_Y, &SMALL_FONT, buf);

 }
 }

+#endif

 
 

+#if AO_LCO_HAS_BACKLIGHT_UI

 static void
 _ao_lco_show_backlight(void)
 {
        char buf[8];
        int32_t backlight = ao_lco_get_backlight();
        int16_t value = (int16_t) (backlight * BACKLIGHT_WIDTH / AO_LCO_MAX_BACKLIGHT);
 static void
 _ao_lco_show_backlight(void)
 {
        char buf[8];
        int32_t backlight = ao_lco_get_backlight();
        int16_t value = (int16_t) (backlight * BACKLIGHT_WIDTH / AO_LCO_MAX_BACKLIGHT);

-       int16_t width;

 
 

-       ao_text(&fb, &SMALL_FONT, BACKLIGHT_LABEL_X, LABEL_Y, "Backlight", AO_BLACK, AO_COPY);
+       _ao_center_text(WIDTH/2, LABEL_Y, &SMALL_FONT, "Backlight");

        ao_rect(&fb, BACKLIGHT_X, BACKLIGHT_Y, value, BACKLIGHT_HEIGHT, AO_BLACK, AO_COPY);
        ao_rect(&fb, BACKLIGHT_X, BACKLIGHT_Y, value, BACKLIGHT_HEIGHT, AO_BLACK, AO_COPY);

-       /* this "knows" that BACKLIGHT_WIDTH == 100 */
-       snprintf(buf, sizeof(buf), "%d %%", value);
-       width = ao_text_width(&SMALL_FONT, buf);
-       ao_text(&fb, &SMALL_FONT, BACKLIGHT_VALUE_X - width / 2, BACKLIGHT_VALUE_Y, buf, AO_BLACK, AO_COPY);
+       snprintf(buf, sizeof(buf), "%ld %%", backlight * 100 / AO_LCO_MAX_BACKLIGHT);
+       _ao_center_text(WIDTH/2, BACKLIGHT_VALUE_Y, &SMALL_FONT, buf);

 }
 }

+#endif

 
 static int16_t info_y;
 
 
 static int16_t info_y;
 


@@ -187,46 +183,141 @@ _ao_lco_info(const char *format, ...)
        va_start(a, format);
        vsnprintf(buf, sizeof(buf), format, a);
        va_end(a);
        va_start(a, format);
        vsnprintf(buf, sizeof(buf), format, a);
        va_end(a);

-       ao_text(&fb, &SMALL_FONT, 0, info_y, buf, AO_BLACK, AO_COPY);
+       ao_text(&fb, &INFO_FONT, 0, info_y, buf, AO_BLACK, AO_COPY);

        info_y += INFO_STEP_Y;
 }
 
 static void
        info_y += INFO_STEP_Y;
 }
 
 static void

-_ao_lco_show_info(void)
+_ao_lco_show_lco_info(void)

 {
 {

-       info_y = INFO_START_Y;
+       char            battery[7];
+       int16_t         decivolt;
+

        ao_logo_poly(&fb, &show_transform, AO_BLACK, AO_COPY);
        ao_logo_poly(&fb, &show_transform, AO_BLACK, AO_COPY);

+
+       decivolt = ao_battery_decivolt(ao_data_cur.adc.v_batt);
+       _ao_format_voltage(battery, sizeof(battery), (uint16_t) decivolt);
+
+       info_y = INFO_START_Y;

        _ao_lco_info("%s", ao_product);
        _ao_lco_info("%s", ao_product);

-       _ao_lco_info("Version: %s", ao_version);

        _ao_lco_info("Serial: %d", ao_serial_number);
        _ao_lco_info("Serial: %d", ao_serial_number);

+       _ao_lco_info("Battery: %sV", battery);
+       _ao_lco_info("Version: %s", ao_version);

        _ao_lco_info("Callsign: %s", ao_config.callsign);
        _ao_lco_info("Frequency: %ld.%03d",
                     ao_config.frequency / 1000,
                     (int) (ao_config.frequency % 1000));
 }
 
        _ao_lco_info("Callsign: %s", ao_config.callsign);
        _ao_lco_info("Frequency: %ld.%03d",
                     ao_config.frequency / 1000,
                     (int) (ao_config.frequency % 1000));
 }
 

+static uint8_t
+popcount(uint32_t value)
+{
+       uint8_t count = 0;
+       while(value != 0) {
+               count += value & 1;
+               value >>= 1;
+       }
+       return count;
+}
+
+static void
+_ao_lco_show_pad_info(void)
+{
+       char    pad_battery[7];
+
+       ao_logo_poly(&fb, &show_transform, AO_BLACK, AO_COPY);
+       info_y = INFO_START_Y;
+       _ao_lco_info("Bank: %d", ao_lco_box);
+       if (!(ao_lco_valid[ao_lco_box] & AO_LCO_VALID_LAST)) {
+               _ao_lco_info("Contact lost");
+               _ao_lco_info("Last RSSI: %ddBm", ao_radio_cmac_last_rssi);
+       } else {
+               _ao_lco_info("Total pads: %d", popcount(ao_pad_query.channels));
+               _ao_lco_info("RSSI: %ddBm", ao_radio_cmac_rssi);
+               _ao_format_voltage(pad_battery, sizeof(pad_battery), ao_pad_query.battery);
+               _ao_lco_info("Battery: %sV", pad_battery);
+               _ao_lco_info("Arming switch: %s", ao_pad_query.arm_status ? "On" : "Off");
+       }
+}
+
+#define AO_LCO_DIM_BACKLIGHT   (AO_LCO_MIN_BACKLIGHT + 3 * AO_LCO_BACKLIGHT_STEP)
+#define AO_AUTO_BACKLIGHT_RANGE        (AO_LCO_MAX_BACKLIGHT - AO_LCO_DIM_BACKLIGHT)
+#define AO_AUTO_BACKLIGHT_GAP  AO_ADC_MAX / 6
+
+static struct {
+       int16_t v_als;
+       int32_t backlight;
+} ao_lco_backlight_map[] = {
+       { .v_als = AO_ADC_MAX / 6, .backlight = AO_LCO_DIM_BACKLIGHT },
+       { .v_als = AO_ADC_MAX / 3, .backlight = (AO_LCO_MAX_BACKLIGHT - AO_LCO_MIN_BACKLIGHT) / 2 },
+       { .v_als = AO_ADC_MAX / 2, .backlight = AO_LCO_MAX_BACKLIGHT },
+       { .v_als = AO_ADC_MAX * 3 / 4,  .backlight = 0 },
+};
+
+#define NUM_BACKLIGHT_MAP sizeof(ao_lco_backlight_map)/sizeof(ao_lco_backlight_map[0])
+
+static unsigned ao_backlight_prev = NUM_BACKLIGHT_MAP - 1;
+

 static void
 static void

-_ao_lco_show_rssi(void)
+ao_auto_backlight(int16_t als_min, int16_t als_max)

 {
 {

-       char label[20];
-       int16_t width;
-       snprintf(label, sizeof(label), "Box %d RSSI", ao_lco_box);
-       width = ao_text_width(&SMALL_FONT, label);
-       ao_text(&fb, &SMALL_FONT, VALUE_LABEL_X - width / 2, LABEL_Y, label, AO_BLACK, AO_COPY);
-       if (!(ao_lco_valid[ao_lco_box] & AO_LCO_VALID_LAST))
-               strcpy(label, "---");
-       else
-               snprintf(label, sizeof(label), "%d", ao_radio_cmac_rssi);
-       width = ao_text_width(&VOLT_FONT, label);
-       ao_text(&fb, &VOLT_FONT, VALUE_LABEL_X - width / 2, VALUE_Y, label, AO_BLACK, AO_COPY);
+       unsigned ao_backlight;
+
+       PRINTD("ao_auto_backlight min %d max %d\n", als_min, als_max);
+       ao_backlight = ao_backlight_prev;
+       while (als_min > ao_lco_backlight_map[ao_backlight].v_als + AO_AUTO_BACKLIGHT_GAP) {
+               if (ao_backlight == NUM_BACKLIGHT_MAP - 1)
+                       break;
+               ao_backlight++;
+       }
+       while (als_max < ao_lco_backlight_map[ao_backlight].v_als - AO_AUTO_BACKLIGHT_GAP) {
+               if (ao_backlight == 0)
+                       return;
+               ao_backlight--;
+       }
+       if (ao_backlight != ao_backlight_prev)
+       {
+               PRINTD("   set backlight to %ld\n", ao_lco_backlight_map[ao_backlight].backlight);
+               ao_lco_set_backlight(ao_lco_backlight_map[ao_backlight].backlight);
+               ao_backlight_prev = ao_backlight;
+       }

 }
 
 }
 

+#define AO_LCO_BACKLIGHT_INTERVAL      AO_SEC_TO_TICKS(2)
+

 static void
 static void

-_ao_lco_show_pad_battery(void)
+ao_lco_data(void)

 {
 {

-       char label[20];
-       snprintf(label, sizeof(label), "Box %d Battery", ao_lco_box);
-       _ao_lco_show_voltage(ao_pad_query.battery, label);
+       AO_TICK_TYPE    backlight_tick = ao_time() + AO_LCO_BACKLIGHT_INTERVAL;
+       AO_TICK_TYPE    now;
+       int16_t         als_min = INT16_MAX;
+       int16_t         als_max = INT16_MIN;
+
+       ao_timer_set_adc_interval(AO_MS_TO_TICKS(100));
+       for (;;) {
+               ao_sleep((void *) &ao_data_head);
+
+               while (ao_sample_data != ao_data_head) {
+                       struct ao_data *ao_data;
+
+                       /* Capture a sample */
+                       ao_data = (struct ao_data *) &ao_data_ring[ao_sample_data];
+
+                       ao_data_cur = *ao_data;
+                       if (ao_data_cur.adc.v_als < als_min)
+                               als_min = ao_data_cur.adc.v_als;
+                       if (ao_data_cur.adc.v_als > als_max)
+                               als_max = ao_data_cur.adc.v_als;
+                       ao_sample_data = ao_data_ring_next(ao_sample_data);
+               }
+               now = ao_time();
+               if ((AO_TICK_SIGNED) (backlight_tick - now) < 0) {
+                       backlight_tick = now + AO_LCO_BACKLIGHT_INTERVAL;
+                       ao_auto_backlight(als_min, als_max);
+                       als_min = INT16_MAX;
+                       als_max = INT16_MIN;
+               }
+       }

 }
 
 void
 }
 
 void


@@ -235,30 +326,28 @@ ao_lco_show(void)
        ao_mutex_get(&ao_lco_display_mutex);
        ao_rect(&fb, 0, 0, WIDTH, HEIGHT, AO_WHITE, AO_COPY);
        switch (ao_lco_box) {
        ao_mutex_get(&ao_lco_display_mutex);
        ao_rect(&fb, 0, 0, WIDTH, HEIGHT, AO_WHITE, AO_COPY);
        switch (ao_lco_box) {

-       case AO_LCO_LCO_VOLTAGE:
-               _ao_lco_batt_voltage();
-               break;
+#if AO_LCO_HAS_CONTRAST

        case AO_LCO_CONTRAST:
                _ao_lco_show_contrast();
                break;
        case AO_LCO_CONTRAST:
                _ao_lco_show_contrast();
                break;

+#endif
+#if AO_LCO_HAS_BACKLIGHT_UI

        case AO_LCO_BACKLIGHT:
                _ao_lco_show_backlight();
                break;
        case AO_LCO_BACKLIGHT:
                _ao_lco_show_backlight();
                break;

-       case AO_LCO_INFO:
-               _ao_lco_show_info();
+#endif
+       case AO_LCO_LCO_INFO:
+               _ao_lco_show_lco_info();

                break;
        default:
                switch (ao_lco_pad) {
                break;
        default:
                switch (ao_lco_pad) {

-               case AO_LCO_PAD_RSSI:
-                       _ao_lco_show_rssi();
-                       break;
-               case AO_LCO_PAD_VOLTAGE:
-                       _ao_lco_show_pad_battery();
+               case AO_LCO_PAD_INFO:
+                       _ao_lco_show_pad_info();

                        break;
                default:
                        _ao_lco_show_pad(ao_lco_pad);
                        _ao_lco_show_box(ao_lco_box);
                        break;
                default:
                        _ao_lco_show_pad(ao_lco_pad);
                        _ao_lco_show_box(ao_lco_box);

-                       ao_rect(&fb, SEP_X, 0, 2, HEIGHT, AO_BLACK, AO_COPY);
+                       ao_rect(&fb, SEP_X, 0, SEP_WIDTH, HEIGHT, AO_BLACK, AO_COPY);

                }
                break;
        }
                }
                break;
        }


@@ -289,6 +378,7 @@ ao_lco_set_select(void)
 }
 
 
 }
 
 

+#if AO_LCO_HAS_CONTRAST

 void
 ao_lco_set_contrast(int32_t contrast)
 {
 void
 ao_lco_set_contrast(int32_t contrast)
 {


@@ -300,7 +390,9 @@ ao_lco_get_contrast(void)
 {
        return (int32_t) ao_st7565_get_brightness();
 }
 {
        return (int32_t) ao_st7565_get_brightness();
 }

+#endif

 
 

+#if AO_LCO_HAS_BACKLIGHT

 static uint16_t ao_backlight;
 
 void
 static uint16_t ao_backlight;
 
 void


@@ -315,6 +407,7 @@ ao_lco_get_backlight(void)
 {
        return (int32_t) ao_backlight;
 }
 {
        return (int32_t) ao_backlight;
 }

+#endif

 
 static struct ao_task  ao_lco_drag_task;
 
 
 static struct ao_task  ao_lco_drag_task;
 


@@ -411,23 +504,29 @@ ao_lco_display_test(void)
        ao_led_on(AO_LEDS_AVAILABLE);
        ao_rect(&fb, 0, 0, WIDTH, HEIGHT, AO_BLACK, AO_COPY);
        ao_st7565_update(&fb);
        ao_led_on(AO_LEDS_AVAILABLE);
        ao_rect(&fb, 0, 0, WIDTH, HEIGHT, AO_BLACK, AO_COPY);
        ao_st7565_update(&fb);

-       ao_delay(AO_MS_TO_TICKS(250));
+       ao_delay(AO_MS_TO_TICKS(1000));

        ao_led_off(AO_LEDS_AVAILABLE);
 }
 
 static struct ao_task ao_lco_input_task;
 static struct ao_task ao_lco_monitor_task;
        ao_led_off(AO_LEDS_AVAILABLE);
 }
 
 static struct ao_task ao_lco_input_task;
 static struct ao_task ao_lco_monitor_task;

+static struct ao_task ao_lco_data_task;

 static struct ao_task ao_lco_arm_warn_task;
 static struct ao_task ao_lco_igniter_status_task;
 
 static struct ao_task ao_lco_arm_warn_task;
 static struct ao_task ao_lco_igniter_status_task;
 

-static int16_t found_x;
+static int16_t found_width;
+#define MAX_FOUND      32
+static int16_t found_boxes[MAX_FOUND];
+static uint8_t nfound;

 
 void
 ao_lco_search_start(void)
 {
        ao_rect(&fb, 0, 0, WIDTH, HEIGHT, AO_WHITE, AO_COPY);
        ao_logo(&fb, &logo_transform, &LOGO_FONT, AO_BLACK, AO_COPY);
 
 void
 ao_lco_search_start(void)
 {
        ao_rect(&fb, 0, 0, WIDTH, HEIGHT, AO_WHITE, AO_COPY);
        ao_logo(&fb, &logo_transform, &LOGO_FONT, AO_BLACK, AO_COPY);

-       found_x = FOUND_X;
+       _ao_center_text(SCANNING_X, SCANNING_Y, &TINY_FONT, "Scanning...");
+       found_width = 0;
+       nfound = 0;

 }
 
 void
 }
 
 void


@@ -442,11 +541,30 @@ void
 ao_lco_search_box_present(int16_t box)
 {
        char    str[8];
 ao_lco_search_box_present(int16_t box)
 {
        char    str[8];

-       if (found_x < FOUND_WIDTH)
+       int16_t width;
+       int16_t box_top = FOUND_Y - TINY_FONT.ascent;
+       int16_t x;
+       uint8_t n;
+
+       snprintf(str, sizeof(str), "%s%u", nfound ? ", " : "", box);
+       width = ao_text_width(&TINY_FONT, str);
+       while (found_width + width > FOUND_WIDTH || nfound == MAX_FOUND)

        {
        {

-               snprintf(str, sizeof(str), "%s%02u", found_x ? ", " : "", box);
-               found_x = ao_text(&fb, &TINY_FONT, found_x, FOUND_Y, str, AO_BLACK, AO_COPY);
+               snprintf(str, sizeof(str), "%u, ", found_boxes[0]);
+               found_width -= ao_text_width(&TINY_FONT, str);
+               memmove(&found_boxes[0], &found_boxes[1], (nfound - 1) * sizeof (int16_t));
+               nfound--;
+       }
+       found_boxes[nfound++] = box;
+
+       ao_rect(&fb, FOUND_X, FOUND_Y - TINY_FONT.ascent, FOUND_WIDTH, HEIGHT - box_top, AO_WHITE, AO_COPY);
+       x = FOUND_X;
+       for (n = 0; n < nfound; n++) {
+               snprintf(str, sizeof(str), "%s%u", n ? ", " : "", found_boxes[n]);
+               int16_t next_x = ao_text(&fb, &TINY_FONT, x, FOUND_Y, str, AO_BLACK, AO_COPY);
+               x = next_x;

        }
        }

+       found_width = x - FOUND_X;

 }
 
 void
 }
 
 void


@@ -490,6 +608,7 @@ void
 ao_lco_init(void)
 {
        ao_add_task(&ao_lco_monitor_task, ao_lco_main, "lco monitor");
 ao_lco_init(void)
 {
        ao_add_task(&ao_lco_monitor_task, ao_lco_main, "lco monitor");

+       ao_add_task(&ao_lco_data_task, ao_lco_data, "lco data");

 #if DEBUG
        ao_cmd_register(&ao_lco_cmds[0]);
 #endif
 #if DEBUG
        ao_cmd_register(&ao_lco_cmds[0]);
 #endif