grabowski
e7a23a3c7e
STM32G474RB firmware for solar buck converter with MPPT, CC control, Vfly compensation, and adaptive deadtime. Includes Textual TUI debug console for real-time telemetry, parameter tuning, and SQLite logging. Added pyproject.toml for uv: `cd code64 && uv run debug-console` Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
50 lines
1.3 KiB
C
50 lines
1.3 KiB
C
/*
|
|
* mppt.h
|
|
*
|
|
* Created on: Jun 11, 2025
|
|
* Author: janik
|
|
*/
|
|
|
|
#ifndef INC_MPPT_H_
|
|
#define INC_MPPT_H_
|
|
|
|
#include <stdint.h>
|
|
|
|
typedef struct {
|
|
float last_vin;
|
|
float last_iin;
|
|
float iref; // Output current limit setpoint (mA)
|
|
float step; // Adjustment step size (mA)
|
|
float iref_min; // Minimum allowed current (mA)
|
|
float iref_max; // Maximum allowed current (mA)
|
|
float dv_min; // Minimum dV threshold (mV)
|
|
float deadband; // Relative dP deadband (e.g. 0.005 = 0.5%)
|
|
} MPPTController;
|
|
|
|
/**
|
|
* @brief Initialize MPPT state
|
|
* @param mppt Pointer to MPPT state structure
|
|
* @param initial_iref Initial current reference
|
|
* @param step Step size for Iref adjustments
|
|
* @param iref_min Minimum allowed current
|
|
* @param iref_max Maximum allowed current
|
|
* @param dv_min Minimum dv threshold
|
|
*/
|
|
void MPPT_IncCond_Init(MPPTController *mppt,
|
|
float initial_iref,
|
|
float step,
|
|
float iref_min,
|
|
float iref_max,
|
|
float dv_min);
|
|
|
|
/**
|
|
* @brief Update MPPT controller and return new current target
|
|
* @param vin Input voltage (filtered)
|
|
* @param iin Input current (filtered)
|
|
* @return New current reference (in float, amps)
|
|
*/
|
|
float MPPT_IncCond_Update(MPPTController *mppt, float vin, float iin);
|
|
|
|
|
|
#endif /* INC_MPPT_H_ */
|