Adding timing budget support for vl53l0x (#7991)

Co-authored-by: Brian Davis <bdavis@mimecast.com>
Co-authored-by: Jesse Hills <3060199+jesserockz@users.noreply.github.com>
This commit is contained in:
lastradanet 2025-04-30 23:17:27 -04:00 committed by GitHub
parent 0f8a0af244
commit f03b42ced5
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4 changed files with 19 additions and 2 deletions

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@ -20,6 +20,7 @@ VL53L0XSensor = vl53l0x_ns.class_(
CONF_SIGNAL_RATE_LIMIT = "signal_rate_limit"
CONF_LONG_RANGE = "long_range"
CONF_TIMING_BUDGET = "timing_budget"
def check_keys(obj):
@ -54,6 +55,13 @@ CONFIG_SCHEMA = cv.All(
cv.Optional(CONF_LONG_RANGE, default=False): cv.boolean,
cv.Optional(CONF_TIMEOUT, default="10ms"): check_timeout,
cv.Optional(CONF_ENABLE_PIN): pins.gpio_output_pin_schema,
cv.Optional(CONF_TIMING_BUDGET): cv.All(
cv.positive_time_period_microseconds,
cv.Range(
min=cv.TimePeriod(microseconds=20000),
max=cv.TimePeriod(microseconds=4294967295),
),
),
}
)
.extend(cv.polling_component_schema("60s"))
@ -73,4 +81,7 @@ async def to_code(config):
enable = await cg.gpio_pin_expression(config[CONF_ENABLE_PIN])
cg.add(var.set_enable_pin(enable))
if timing_budget := config.get(CONF_TIMING_BUDGET):
cg.add(var.set_timing_budget(timing_budget))
await i2c.register_i2c_device(var, config)

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@ -28,6 +28,7 @@ void VL53L0XSensor::dump_config() {
LOG_PIN(" Enable Pin: ", this->enable_pin_);
}
ESP_LOGCONFIG(TAG, " Timeout: %u%s", this->timeout_us_, this->timeout_us_ > 0 ? "us" : " (no timeout)");
ESP_LOGCONFIG(TAG, " Timing Budget %uus ", this->measurement_timing_budget_us_);
}
void VL53L0XSensor::setup() {
@ -230,7 +231,10 @@ void VL53L0XSensor::setup() {
reg(0x84) &= ~0x10;
reg(0x0B) = 0x01;
measurement_timing_budget_us_ = get_measurement_timing_budget_();
if (this->measurement_timing_budget_us_ == 0) {
this->measurement_timing_budget_us_ = this->get_measurement_timing_budget_();
}
reg(0x01) = 0xE8;
set_measurement_timing_budget_(measurement_timing_budget_us_);
reg(0x01) = 0x01;

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@ -39,6 +39,7 @@ class VL53L0XSensor : public sensor::Sensor, public PollingComponent, public i2c
void set_long_range(bool long_range) { long_range_ = long_range; }
void set_timeout_us(uint32_t timeout_us) { this->timeout_us_ = timeout_us; }
void set_enable_pin(GPIOPin *enable) { this->enable_pin_ = enable; }
void set_timing_budget(uint32_t timing_budget) { this->measurement_timing_budget_us_ = timing_budget; }
protected:
uint32_t get_measurement_timing_budget_();
@ -59,7 +60,7 @@ class VL53L0XSensor : public sensor::Sensor, public PollingComponent, public i2c
float signal_rate_limit_;
bool long_range_;
GPIOPin *enable_pin_{nullptr};
uint32_t measurement_timing_budget_us_;
uint32_t measurement_timing_budget_us_{0};
bool initiated_read_{false};
bool waiting_for_interrupt_{false};
uint8_t stop_variable_;

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@ -10,3 +10,4 @@ sensor:
enable_pin: 3
timeout: 200us
update_interval: 60s
timing_budget: 30000us