65 lines
2.4 KiB
C++
65 lines
2.4 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 "opentx.h"
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void EXTERNAL_MODULE_ON()
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{
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GPIO_SetBits(EXTMODULE_PWR_GPIO, EXTMODULE_PWR_GPIO_PIN);
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GPIO_ResetBits(EXTMODULE_PWR_FIX_GPIO, EXTMODULE_PWR_FIX_GPIO_PIN);
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}
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void EXTERNAL_MODULE_OFF()
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{
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GPIO_ResetBits(EXTMODULE_PWR_GPIO, EXTMODULE_PWR_GPIO_PIN);
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GPIO_SetBits(EXTMODULE_PWR_FIX_GPIO, EXTMODULE_PWR_FIX_GPIO_PIN);
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}
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void extModuleInit()
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{
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GPIO_InitTypeDef GPIO_InitStructure;
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GPIO_InitStructure.GPIO_Pin = EXTMODULE_PWR_GPIO_PIN;
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GPIO_InitStructure.GPIO_Mode = GPIO_Mode_OUT;
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GPIO_InitStructure.GPIO_Speed = GPIO_Speed_2MHz;
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GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
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GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;
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GPIO_ResetBits(EXTMODULE_PWR_GPIO, EXTMODULE_PWR_GPIO_PIN);
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GPIO_Init(EXTMODULE_PWR_GPIO, &GPIO_InitStructure);
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//for additional transistor to ensuring module is completely disabled
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GPIO_InitStructure.GPIO_OType = GPIO_OType_OD;
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//pin must be pulled to V+ (voltage of board - VCC is not enough to fully close transistor)
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GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
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GPIO_InitStructure.GPIO_Pin = EXTMODULE_PWR_FIX_GPIO_PIN;
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GPIO_SetBits(EXTMODULE_PWR_FIX_GPIO, EXTMODULE_PWR_FIX_GPIO_PIN);
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GPIO_Init(EXTMODULE_PWR_FIX_GPIO, &GPIO_InitStructure);
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GPIO_InitStructure.GPIO_Pin = EXTMODULE_TX_INVERT_GPIO_PIN;
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GPIO_InitStructure.GPIO_Mode = GPIO_Mode_OUT;
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GPIO_Init(EXTMODULE_TX_INVERT_GPIO, &GPIO_InitStructure);
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GPIO_InitStructure.GPIO_Pin = EXTMODULE_RX_INVERT_GPIO_PIN;
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GPIO_Init(EXTMODULE_RX_INVERT_GPIO, &GPIO_InitStructure);
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GPIO_ResetBits(EXTMODULE_TX_INVERT_GPIO, EXTMODULE_TX_INVERT_GPIO_PIN);
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GPIO_ResetBits(EXTMODULE_RX_INVERT_GPIO, EXTMODULE_RX_INVERT_GPIO_PIN);
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}
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