src/main/target/NERO/target.c

   1 /*
   2  * This file is part of Cleanflight and Betaflight.
   3  *
   4  * Cleanflight and Betaflight are free software. You can redistribute
   5  * this software and/or modify this software under the terms of the
   6  * GNU General Public License as published by the Free Software
   7  * Foundation, either version 3 of the License, or (at your option)
   8  * any later version.
   9  *
  10  * Cleanflight and Betaflight are distributed in the hope that they
  11  * will be useful, but WITHOUT ANY WARRANTY; without even the implied
  12  * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  13  * See the GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this software.
  17  *
  18  * If not, see <http://www.gnu.org/licenses/>.
  19  */
  20
  21 #include <stdint.h>
  22
  23 #include "platform.h"
  24 #include "drivers/io.h"
  25 #include "drivers/dma.h"
  26
  27 #include "drivers/timer.h"
  28 #include "drivers/timer_def.h"
  29
  30 // QUAD + LED_STRIP can be handled without DMAR (dshot_burst).
  31 // Anything beyond should use DMAR, as TIM5_CH1 and TIM3_CH4 have
  32 // inevitable DMA collision on D(1,2).
  33 //
  34 // Additional DMA resource info
  35 // ADC1    D(2,4)
  36 // TIM5_UP U(1,0)
  37 // TIM3_UP U(1,2)
  38 // TIM8_UP U(2,1)
  39
  40 const timerHardware_t timerHardware[USABLE_TIMER_CHANNEL_COUNT] = {
  41     DEF_TIM(TIM3, CH2, PC7, TIM_USE_PPM,                 0, 0 ),
  42     DEF_TIM(TIM5, CH1, PA0, TIM_USE_MOTOR,               0, 0 ), // D(1,2)
  43     DEF_TIM(TIM5, CH2, PA1, TIM_USE_MOTOR,               0, 0 ), // D(1,4)
  44     DEF_TIM(TIM5, CH3, PA2, TIM_USE_MOTOR,               0, 0 ), // D(1,0)
  45     DEF_TIM(TIM5, CH4, PA3, TIM_USE_MOTOR,               0, 0 ), // *D(1,1) D(1,3)
  46     DEF_TIM(TIM3, CH3, PB0, TIM_USE_MOTOR | TIM_USE_LED, 0, 0 ), // D(1,7)
  47     DEF_TIM(TIM3, CH4, PB1, TIM_USE_MOTOR,               0, 0 ), // xD(1,2)
  48     DEF_TIM(TIM8, CH3, PC8, TIM_USE_MOTOR,               0, 0 ), // *D(2,2) D(2,4)
  49     DEF_TIM(TIM8, CH4, PC9, TIM_USE_MOTOR,               0, 0 ), // D(2,7)
  50 };