fix: 电压采样每次采样10次取平均值。Close #5.

This commit is contained in:
Ivan Li 2022-09-12 10:13:59 +08:00
parent 711306f2c1
commit 2aaa85af71

View File

@ -5,7 +5,7 @@ use std::{
}; };
use embedded_hal::{adc::Channel, prelude::_embedded_hal_adc_OneShot}; use embedded_hal::{adc::Channel, prelude::_embedded_hal_adc_OneShot};
use embedded_svc::{event_bus::Postbox}; use embedded_svc::event_bus::Postbox;
use esp_idf_hal::{ use esp_idf_hal::{
adc::{ adc::{
config::{self}, config::{self},
@ -13,11 +13,9 @@ use esp_idf_hal::{
}, },
gpio::{Gpio1, Gpio2, Gpio3, Input}, gpio::{Gpio1, Gpio2, Gpio3, Input},
}; };
use esp_idf_svc::{ use esp_idf_svc::eventloop::{
eventloop::{ Background, EspBackgroundEventLoop, EspEventFetchData, EspEventLoop, EspEventPostData,
Background, EspBackgroundEventLoop, EspEventFetchData, EspEventLoop, EspEventPostData, EspTypedEventDeserializer, EspTypedEventSerializer, EspTypedEventSource,
EspTypedEventDeserializer, EspTypedEventSerializer, EspTypedEventSource,
},
}; };
use esp_idf_sys::c_types; use esp_idf_sys::c_types;
use log::{debug, warn}; use log::{debug, warn};
@ -75,6 +73,8 @@ impl VoltageDetection {
anyhow::anyhow!("Failed to set GPIO 3 as analog input. {}", err) anyhow::anyhow!("Failed to set GPIO 3 as analog input. {}", err)
})?; })?;
let mut adc = PoweredAdc::new(unsafe { ADC1::new() }, config::Config::new())?;
let mut worker = worker.lock().map_err(|err| { let mut worker = worker.lock().map_err(|err| {
anyhow::anyhow!("Lock VoltageDetection Worker Failed. {}", err) anyhow::anyhow!("Lock VoltageDetection Worker Failed. {}", err)
})?; })?;
@ -83,7 +83,12 @@ impl VoltageDetection {
loop { loop {
last_runing_at = Time::new().get_time(); last_runing_at = Time::new().get_time();
match worker.read_once(&mut adapter_pin, &mut battery_pin, &mut output_pin) { match worker.read_once(
&mut adc,
&mut adapter_pin,
&mut battery_pin,
&mut output_pin,
) {
Ok(_) => debug!( Ok(_) => debug!(
"Adapter: {},\tBattery: {},\t Output: {}", "Adapter: {},\tBattery: {},\t Output: {}",
worker.adapter_voltage, worker.battery_voltage, worker.output_voltage worker.adapter_voltage, worker.battery_voltage, worker.output_voltage
@ -107,11 +112,11 @@ impl VoltageDetection {
} }
let mut delta = Time::new().get_time() - last_runing_at; let mut delta = Time::new().get_time() - last_runing_at;
if delta >= Duration::from_millis(1000) { if delta >= Duration::from_millis(5000) {
delta = Duration::ZERO delta = Duration::ZERO
} }
sleep(Duration::from_millis(1000) - delta); sleep(Duration::from_millis(5000) - delta);
} }
}; };
@ -134,11 +139,12 @@ impl VoltageDetectionWorker {
pub fn read_once( pub fn read_once(
&mut self, &mut self,
adc: &mut PoweredAdc<ADC1>,
adapter_pin: &mut Gpio1<Atten6dB<ADC1>>, adapter_pin: &mut Gpio1<Atten6dB<ADC1>>,
battery_pin: &mut Gpio2<Atten6dB<ADC1>>, battery_pin: &mut Gpio2<Atten6dB<ADC1>>,
output_pin: &mut Gpio3<Atten6dB<ADC1>>, output_pin: &mut Gpio3<Atten6dB<ADC1>>,
) -> anyhow::Result<()> { ) -> anyhow::Result<()> {
match self.read_pin_once(adapter_pin) { match self.read_pin_once(adc, adapter_pin) {
Ok(voltage) => { Ok(voltage) => {
self.adapter_voltage = ((voltage as f32) * ADAPTER_OFFSET) as u16; self.adapter_voltage = ((voltage as f32) * ADAPTER_OFFSET) as u16;
} }
@ -147,7 +153,7 @@ impl VoltageDetectionWorker {
} }
} }
match self.read_pin_once(battery_pin) { match self.read_pin_once(adc, battery_pin) {
Ok(voltage) => { Ok(voltage) => {
self.battery_voltage = ((voltage as f32) * BATTERY_OFFSET) as u16; self.battery_voltage = ((voltage as f32) * BATTERY_OFFSET) as u16;
} }
@ -155,7 +161,7 @@ impl VoltageDetectionWorker {
warn!("Adapter Voltage read failed: {:?}", err); warn!("Adapter Voltage read failed: {:?}", err);
} }
} }
match self.read_pin_once(output_pin) { match self.read_pin_once(adc, output_pin) {
Ok(voltage) => { Ok(voltage) => {
self.output_voltage = ((voltage as f32) * OUTPUT_OFFSET) as u16; self.output_voltage = ((voltage as f32) * OUTPUT_OFFSET) as u16;
} }
@ -168,16 +174,23 @@ impl VoltageDetectionWorker {
} }
pub fn read_pin_once<AN: Analog<ADC1>, PIN: Channel<AN, ID = u8>>( pub fn read_pin_once<AN: Analog<ADC1>, PIN: Channel<AN, ID = u8>>(
&mut self, &mut self,
adc: &mut PoweredAdc<ADC1>,
pin: &mut PIN, pin: &mut PIN,
) -> anyhow::Result<u16> { ) -> anyhow::Result<u16> {
let mut adc = PoweredAdc::new(unsafe { ADC1::new() }, config::Config::new())?; let mut avg_voltage: u16 = 0;
let voltage = adc.read(pin); for _ in 0..10 {
match voltage { let voltage = adc.read(pin);
Ok(voltage) => anyhow::Ok(voltage), match voltage {
Err(err) => { Ok(voltage) => {
anyhow::bail!("Adapter Voltage read failed: {:?}", err) avg_voltage += voltage;
} }
Err(err) => {
anyhow::bail!("Adapter Voltage read failed: {:?}", err)
}
};
sleep(Duration::from_millis(100));
} }
anyhow::Ok(avg_voltage / 10)
} }
} }