0c8c39b134
Co-authored-by: philmoz <phil.a.mitchell@gmail.com> Co-authored-by: 3djc <3djc@gh.com> Co-authored-by: elecpower <elecpower@users.noreply.github.com>
63 lines
1.7 KiB
C++
63 lines
1.7 KiB
C++
/*
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* Copyright (C) EdgeTX
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*
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* Based on code named
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* opentx - https://github.com/opentx/opentx
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* th9x - http://code.google.com/p/th9x
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* er9x - http://code.google.com/p/er9x
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* gruvin9x - http://code.google.com/p/gruvin9x
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*
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* License GPLv2: http://www.gnu.org/licenses/gpl-2.0.html
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include "stm32_switch_driver.h"
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#include "hal/adc_driver.h"
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SwitchHwPos stm32_switch_get_position(const stm32_switch_t* sw)
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{
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bool inv = sw->inverted;
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SwitchHwPos ret = SWITCH_HW_UP;
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switch (sw->type) {
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case SWITCH_HW_2POS:
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if (!LL_GPIO_IsInputPinSet(sw->GPIOx_high, sw->Pin_high))
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ret = SWITCH_HW_DOWN;
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break;
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case SWITCH_HW_3POS: {
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auto hi = LL_GPIO_IsInputPinSet(sw->GPIOx_high, sw->Pin_high);
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auto lo = LL_GPIO_IsInputPinSet(sw->GPIOx_low, sw->Pin_low);
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if (hi && lo)
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ret = SWITCH_HW_MID;
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else if (!hi && lo)
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ret = SWITCH_HW_DOWN;
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} break;
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case SWITCH_HW_ADC: {
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uint16_t value = getAnalogValue(sw->Pin_high);
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if (value > 3 * 1024)
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ret = SWITCH_HW_DOWN;
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else if (value >= 1024)
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ret = SWITCH_HW_MID;
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} break;
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}
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if (inv) {
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return ret == SWITCH_HW_UP ? SWITCH_HW_DOWN
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: ret == SWITCH_HW_DOWN ? SWITCH_HW_UP
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: ret;
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}
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return ret;
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}
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