99 lines
3.4 KiB
C
99 lines
3.4 KiB
C
#ifndef CONFIG_H
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#define CONFIG_H
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/* Thresholds for charging control */
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/* Battery regulation corridor width (in mV). */
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#define U_BAT_REGULATION_CORRIDOR 100
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/* Initial charge battery voltage threshold (in mV). */
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#define U_BAT_INITIAL_FULL 28600 // stop charging if battery voltage reaches this threshold
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/* Cancel initial charge voltage hold below this battery voltage (in mV). */
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#define U_BAT_INITIAL_HOLD_CANCEL 27000
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/* Transition to floating voltage levels after this time (in ms). */
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#define INITIAL_CHARGE_HOLD_TIME 1800000
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/* Duration of the transistion from initial charging to float (in ms). */
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#define INITIAL_TO_FLOAT_TRANSITION_TIME 600000
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/* Float charge battery voltage threshold (in mV). */
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#define U_BAT_FLOAT_FULL 27600 // stop charging if battery voltage reaches this threshold
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/* Minimum voltage difference to U_bat that the solar panels must produce
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* before charging is resumed after it was switched off (in mV). */
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#define SLEEP_SOLAR_EXCESS_VOLTAGE 1000
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/* Minimum charge current required before charging is stopped to save power at
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* the charge pump (in mA). */
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#define SLEEP_SOLAR_CURRENT 1
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/* Delay between state change and sleep state check (in ms). */
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#define SLEEP_STATE_DELAY 60000
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/* Delay between charging switch state change and sleep state check(in ms). */
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#define SLEEP_SWITCH_DELAY 1000
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/* Maximum allowed microcontroller temperature (in units of 0.1 °C). If this
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* temperature is exceeded, charging is stopped. The load is kept on. Do not
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* set this too high as the heat has to propagate from the power MOSFETs. */
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#define INTERNAL_TEMPERATURE_LIMIT 500
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/* Resume operation below this temperature (in units of 0.1 °C). */
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#define INTERNAL_TEMPERATURE_RECOVERY 450
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/* Thresholds for load control */
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/* Voltage above which the load is turned on (in mV). */
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#define U_BAT_LOAD_ON 27000
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/* Voltage below which the load is turned off (in mV). */
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#define U_BAT_LOAD_OFF 24000
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/* Current at which the overload protection triggers (in mA). */
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#define LOAD_CURRENT_LIMIT_MA 10000
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/* Inrush tolerance time (in ms). Overload protection is not enforced for this
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* time after load power-on. */
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#define LOAD_CURRENT_INRUSH_TIME 10
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/* Minimum voltage that the charge pump must produce above U_bat before any
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* power FET is switched on (in mV). */
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#define MIN_CHARGE_PUMP_EXCESS_VOLTAGE 10000
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/* The minimum time the load must be off before it can be switched on again (in ms). */
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#define LOAD_ON_DELAY 10000
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/* Measurement Averaging:
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* Alpha is specified in units of 1/1000. 1000 means that only the latest
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* value is relevant, 0 means that the measurement has no influence. The latter
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* is useless.
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*
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* The formula to calculate the next averaged value avg from a measurement meas is:
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* avg[k] = meas * (alpha/1000) + avg[k-1] * (1 - alpha/1000)
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*
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* For overload protection (battery voltage, load current), the latest values
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* are always used.
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* */
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/* Averaging factor for load current. */
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#define AVG_ALPHA_I_SOLAR 10
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#define AVG_ALPHA_I_LOAD 10
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#define AVG_ALPHA_U_BAT 100
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#define AVG_ALPHA_U_SW 100
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#define AVG_ALPHA_U_SOLAR 100
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#define AVG_ALPHA_TEMP 10
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/* Generic configuration */
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/* Time (in ms) to stay active in idle state before entering deep sleep. */
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#define DEEPSLEEP_DELAY 1000
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/* Deep sleep duration (in seconds). */
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#define DEEPSLEEP_DURATION 10
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#endif // CONFIG_H
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