286afad919
* Mock S60 * cleanup * Start refactor of OLED init * Setup timers roughly * Set Vector table offset correctly Update system_stm32f1xx.c * Update OLED.cpp * Update stm32f1xx_hal_msp.c * Update configuration.h * I2C init before GPIO From Errata Update stm32f1xx_hal_msp.c Update Software_I2C.h Allow no hardware I2C * I2C BB run bus unlock at init * cleanups * Software I2C for now * Mildly more graceful Interpolate * Handle is powered by DC Update Power.cpp Update drawPowerSourceIcon.cpp Update configuration.h Update Setup.cpp * Cleanup HomeScreen * Segment remap oled at init * Cleanup * Update MOVThread.cpp * Fix PWM Init * Fix adc2 trigger * Update configs * Fixup warning * Saner default config * Update ThermoModel.cpp * Util for current@voltage * Hub238 warning * Add hub238 handling in power mode * Update USBPDDebug_FUSB.cpp * HUSB238 debug * Hook PSU Limit * Use wrapping section of GRAM for scroll Update OLED.hpp * Update NTC table * Fix HUB voltage picker * Cleanup * Larger tip filter * Calibrate in a bunch closer Update ThermoModel.cpp * Update configuration.h * Update HUB238.cpp * Update configuration.h * Movement Pin * Update BSP.cpp * tim2 irq * Rough timer conversion (adc broken) but movement working * Fix tim2 start * Faster base PWM * Ensure utils grabs config * Add wattage limiter tolerance for device * Speed up PWM and enable PWM current limiting * tune for 12v * Prevent start until PD done * Update configuration.h * Add HUB238 check for have re-negotiated * Adjust timer to avoid noise when its possible
34 lines
1.5 KiB
C++
34 lines
1.5 KiB
C++
/*
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* Utils.cpp
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*
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* Created on: 28 Apr 2021
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* Author: Ralim
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*/
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#include "BSP_Power.h"
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#include "configuration.h"
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#include <Utils.h>
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int32_t Utils::InterpolateLookupTable(const int32_t *lookupTable, const int noItems, const int32_t value) {
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for (int i = 1; i < (noItems - 1); i++) {
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// If current tip temp is less than current lookup, then this current lookup is the higher point to interpolate
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if (value < lookupTable[i * 2]) {
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return LinearInterpolate(lookupTable[(i - 1) * 2], lookupTable[((i - 1) * 2) + 1], lookupTable[i * 2], lookupTable[(i * 2) + 1], value);
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}
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}
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return LinearInterpolate(lookupTable[(noItems - 2) * 2], lookupTable[((noItems - 2) * 2) + 1], lookupTable[(noItems - 1) * 2], lookupTable[((noItems - 1) * 2) + 1], value);
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}
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int32_t Utils::LinearInterpolate(int32_t x1, int32_t y1, int32_t x2, int32_t y2, int32_t x) { return y1 + (((((x - x1) * 1000) / (x2 - x1)) * (y2 - y1))) / 1000; }
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uint16_t Utils::RequiredCurrentForTipAtVoltage(uint16_t voltageX10) {
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uint8_t tipResistancex10 = getTipResistanceX10() + 5;
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#ifdef MODEL_HAS_DCDC
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// If this device has step down DC/DC inductor to smooth out current spikes
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// We can instead ignore resistance and go for max voltage we can accept; and rely on the DC/DC regulation to keep under current limit
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tipResistancex10 = 255; // (Push to 25.5 ohms to effectively disable this check)
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#endif
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// V/R = I
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uint16_t currentX10 = (voltageX10 * 10) / tipResistancex10;
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return currentX10;
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} |