brendanhaines/mellifera_firmware
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This commit is contained in:
Brendan Haines
2024-04-23 22:42:45 -06:00
parent e372af59c8
commit ef9a359293
1 changed files with 21 additions and 12 deletions
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31
app/src/main.c
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@ -21,24 +21,27 @@ int main(void)
int ret; int ret;
unsigned int period_ms = BLINK_PERIOD_MS_MAX; unsigned int period_ms = BLINK_PERIOD_MS_MAX;
const struct device *sensor, *blink; const struct device *sensor, *blink;
struct sensor_value last_val = { 0 }, val; struct sensor_value last_val = {0}, val;
printk("Zephyr Example Application %s\n", APP_VERSION_STRING); printk("Zephyr Example Application %s\n", APP_VERSION_STRING);
sensor = DEVICE_DT_GET(DT_NODELABEL(example_sensor)); sensor = DEVICE_DT_GET(DT_NODELABEL(example_sensor));
if (!device_is_ready(sensor)) { if (!device_is_ready(sensor))
{
LOG_ERR("Sensor not ready"); LOG_ERR("Sensor not ready");
return 0; return 0;
} }
blink = DEVICE_DT_GET(DT_NODELABEL(blink_led)); blink = DEVICE_DT_GET(DT_NODELABEL(blink_led));
if (!device_is_ready(blink)) { if (!device_is_ready(blink))
{
LOG_ERR("Blink LED not ready"); LOG_ERR("Blink LED not ready");
return 0; return 0;
} }
ret = blink_off(blink); ret = blink_off(blink);
if (ret < 0) { if (ret < 0)
{
LOG_ERR("Could not turn off LED (%d)", ret); LOG_ERR("Could not turn off LED (%d)", ret);
return 0; return 0;
} }
@ -47,23 +50,30 @@ int main(void)
printk("Use the sensor to change LED blinking period\n"); printk("Use the sensor to change LED blinking period\n");
while (1) { while (1)
{
ret = sensor_sample_fetch(sensor); ret = sensor_sample_fetch(sensor);
if (ret < 0) { if (ret < 0)
{
LOG_ERR("Could not fetch sample (%d)", ret); LOG_ERR("Could not fetch sample (%d)", ret);
return 0; return 0;
} }
ret = sensor_channel_get(sensor, SENSOR_CHAN_PROX, &val); ret = sensor_channel_get(sensor, SENSOR_CHAN_PROX, &val);
if (ret < 0) { if (ret < 0)
{
LOG_ERR("Could not get sample (%d)", ret); LOG_ERR("Could not get sample (%d)", ret);
return 0; return 0;
} }
if ((last_val.val1 == 0) && (val.val1 == 1)) { if ((last_val.val1 == 0) && (val.val1 == 1))
if (period_ms == 0U) { {
if (period_ms == 0U)
{
period_ms = BLINK_PERIOD_MS_MAX; period_ms = BLINK_PERIOD_MS_MAX;
} else { }
else
{
period_ms -= BLINK_PERIOD_MS_STEP; period_ms -= BLINK_PERIOD_MS_STEP;
} }
@ -79,4 +89,3 @@ int main(void)
return 0; return 0;
} }