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pulse_counter_ulp: Tidy comments

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This commit is contained in:
brisk 2024-09-29 21:56:27 +09:30
parent c57ad9fff9
commit 7b9d000522
3 changed files with 5 additions and 20 deletions
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21
esphome/components/pulse_counter_ulp/pulse_counter_ulp_sensor.cpp
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@ -11,6 +11,7 @@ namespace pulse_counter_ulp {
static const char *const TAG = "pulse_counter_ulp";
namespace {
const char *to_string(CountMode count_mode) {
switch (count_mode) {
case CountMode::disable:
@ -22,8 +23,7 @@ const char *to_string(CountMode count_mode) {
}
return "UNKNOWN MODE";
}
/* === ULP === */
} // namespace
extern const uint8_t ulp_main_bin_start[] asm("_binary_ulp_main_bin_start");
extern const uint8_t ulp_main_bin_end[] asm("_binary_ulp_main_bin_end");
@ -42,15 +42,8 @@ std::unique_ptr<UlpProgram> UlpProgram::start(const Config &config) {
ESP_LOGE(TAG, "GPIO used for pulse counting must be an RTC IO");
}
/* Initialize some variables used by ULP program.
* Each 'ulp_xyz' variable corresponds to 'xyz' variable in the ULP program.
* These variables are declared in an auto generated header file,
* 'ulp_main.h', name of this file is defined in component.mk as ULP_APP_NAME.
* These variables are located in RTC_SLOW_MEM and can be accessed both by the
* ULP and the main CPUs.
*
* Note that the ULP reads only the lower 16 bits of these variables.
*/
/* Initialize variables in ULP program.
* Note that the ULP reads only the lower 16 bits of these variables. */
ulp_rising_edge_count = 0;
ulp_falling_edge_count = 0;
ulp_run_count = 0;
@ -65,9 +58,7 @@ std::unique_ptr<UlpProgram> UlpProgram::start(const Config &config) {
rtc_gpio_set_direction(gpio_num, RTC_GPIO_MODE_INPUT_ONLY);
rtc_gpio_hold_en(gpio_num);
/* Set ULP wake up period T
* Minimum pulse width has to be T * (ulp_debounce_counter + 1).
*/
/* Minimum pulse width is sleep_duration_ * (ulp_debounce_counter + 1). */
ulp_set_wakeup_period(0, config.sleep_duration_ / std::chrono::microseconds{1});
/* Start the program */
@ -103,8 +94,6 @@ void UlpProgram::set_mean_exec_time(microseconds mean_exec_time) {
ulp_mean_exec_time = static_cast<uint16_t>(mean_exec_time / microseconds{1});
}
/* === END ULP ===*/
void PulseCounterUlpSensor::setup() {
ESP_LOGCONFIG(TAG, "Setting up pulse counter '%s'...", this->name_.c_str());

3
esphome/components/pulse_counter_ulp/pulse_counter_ulp_sensor.h
View file

@ -3,7 +3,6 @@
#include "esphome/core/component.h"
#include "esphome/core/hal.h"
#include "esphome/components/sensor/sensor.h"
#include "driver/rtc_io.h" // For gpio_num_t
#include <cinttypes>
#include <chrono>
@ -14,7 +13,6 @@ namespace pulse_counter_ulp {
enum class CountMode { disable = 0, increment = 1, decrement = -1 };
// millis() jumps when a time component synchronises, so we use steady_clock instead
using clock = std::chrono::steady_clock;
using microseconds = std::chrono::duration<uint32_t, std::micro>;
@ -50,7 +48,6 @@ class PulseCounterUlpSensor : public sensor::Sensor, public PollingComponent {
void set_sleep_duration(uint32_t duration_us) { this->config_.sleep_duration_ = duration_us * microseconds{1}; }
void set_debounce(uint16_t debounce) { this->config_.debounce_ = debounce; }
/// Unit of measurement is "pulses/min".
void setup() override;
void update() override;
float get_setup_priority() const override { return setup_priority::DATA; }

1
esphome/components/pulse_counter_ulp/sensor.py
View file

@ -94,7 +94,6 @@ async def to_code(config):
"src/CMakeLists.txt",
os.path.join(os.path.dirname(__file__), "CMakeLists.txt"),
)
# FIXME These files don't get cleared when the config changes, necessitating deleting .esphome
esp32.add_extra_build_file(
"ulp/pulse_cnt.S",
os.path.join(os.path.dirname(__file__), "ulp/pulse_cnt.S"),