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qmk_firmware/keyboards/zvecr/split_blackpill/split_blackpill.c

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/* Copyright 2020 zvecr <git@zvecr.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "split_blackpill.h"
void keyboard_pre_init_kb(void){
// Workaround for reversible pcb/mcu
palSetLineMode(C13, PAL_MODE_OUTPUT_OPENDRAIN);
palSetLineMode(B9, PAL_MODE_OUTPUT_OPENDRAIN);
palSetLineMode(B8, PAL_MODE_OUTPUT_OPENDRAIN);
keyboard_pre_init_user();
}
void board_init(void) {
AFIO->MAPR |= AFIO_MAPR_USART1_REMAP | AFIO_MAPR_TIM3_REMAP_PARTIALREMAP;
}