Files
PlantCtrl/Software/MainBoard/rust/src/hal/battery.rs
2026-03-15 13:43:36 +01:00

100 lines
3.0 KiB
Rust

use crate::fat_error::{FatError, FatResult};
use crate::hal::Box;
use async_trait::async_trait;
use embassy_embedded_hal::shared_bus::blocking::i2c::I2cDevice;
use embassy_sync::blocking_mutex::raw::CriticalSectionRawMutex;
use esp_hal::i2c::master::I2c;
use esp_hal::Blocking;
use lib_bms_protocol::{
BatteryState as bstate, BmsReadable, Config, FirmwareVersion, ProtocolVersion,
};
use serde::Serialize;
#[async_trait(?Send)]
pub trait BatteryInteraction {
async fn get_state(&mut self) -> FatResult<BatteryState>;
async fn get_firmware(&mut self) -> FatResult<FirmwareVersion>;
async fn get_protocol(&mut self) -> FatResult<ProtocolVersion>;
async fn reset(&mut self) -> FatResult<()>;
}
#[derive(Debug, Serialize, Copy, Clone)]
pub struct BatteryInfo {
pub voltage_milli_volt: u32,
pub average_current_milli_ampere: i32,
pub design_milli_ampere_hour: u32,
pub remaining_milli_ampere_hour: u32,
pub state_of_charge: u8,
pub state_of_health: u32,
pub temperature: i32,
}
#[derive(Debug, Serialize)]
pub enum BatteryState {
Unknown,
Info(BatteryInfo),
}
/// If no battery monitor is installed this implementation will be used
pub struct NoBatteryMonitor {}
#[async_trait(?Send)]
impl BatteryInteraction for NoBatteryMonitor {
async fn get_state(&mut self) -> FatResult<BatteryState> {
Ok(BatteryState::Unknown)
}
async fn get_firmware(&mut self) -> FatResult<FirmwareVersion> {
Err(FatError::NoBatteryMonitor)
}
async fn get_protocol(&mut self) -> FatResult<ProtocolVersion> {
Err(FatError::NoBatteryMonitor)
}
async fn reset(&mut self) -> FatResult<()> {
Err(FatError::NoBatteryMonitor)
}
}
//TODO implement this battery monitor kind once controller is complete
#[allow(dead_code)]
pub struct WchI2cSlave {}
pub struct WCHI2CSlave<'a> {
pub(crate) i2c: I2cDevice<'a, CriticalSectionRawMutex, I2c<'a, Blocking>>,
}
#[async_trait(?Send)]
impl BatteryInteraction for WCHI2CSlave<'_> {
async fn get_state(&mut self) -> FatResult<BatteryState> {
let state = bstate::read_from_i2c(&mut self.i2c)?;
let config = Config::read_from_i2c(&mut self.i2c)?;
let state_of_charge =
(state.remaining_capacity_mah * 100 / state.lifetime_capacity_mah) as u8;
let state_of_health = state.lifetime_capacity_mah / config.capacity_mah * 100;
Ok(BatteryState::Info(BatteryInfo {
voltage_milli_volt: state.current_mv,
average_current_milli_ampere: 1337,
design_milli_ampere_hour: config.capacity_mah,
remaining_milli_ampere_hour: state.remaining_capacity_mah,
state_of_charge,
state_of_health,
temperature: state.temperature_celcius,
}))
}
async fn get_firmware(&mut self) -> FatResult<FirmwareVersion> {
todo!()
}
async fn get_protocol(&mut self) -> FatResult<ProtocolVersion> {
todo!()
}
async fn reset(&mut self) -> FatResult<()> {
todo!()
}
}