src/main/target/SPRACINGF4EVO/target.c

   1 /*
   2  * This file is part of Cleanflight.
   3  *
   4  * Cleanflight is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation, either version 3 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * Cleanflight is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with Cleanflight.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 #include <stdint.h>
  19
  20 #include <platform.h>
  21 #include "drivers/io.h"
  22
  23 #include "drivers/timer.h"
  24 #include "drivers/timer_def.h"
  25 #include "drivers/dma.h"
  26
  27
  28 const timerHardware_t timerHardware[USABLE_TIMER_CHANNEL_COUNT] = {
  29     { TIM9,  IO_TAG(PA3),   TIM_Channel_2, TIM_USE_PPM | TIM_USE_PWM,   0, GPIO_AF_TIM9, NULL, 0, 0 }, // PPM / PWM1 / UART2 RX
  30     { TIM9,  IO_TAG(PA2),   TIM_Channel_1, TIM_USE_PWM,                 0, GPIO_AF_TIM9, NULL, 0, 0 }, // PPM / PWM2 / UART2 TX
  31
  32     { TIM8,  IO_TAG(PC6),  TIM_Channel_1, TIM_USE_MOTOR,                1, GPIO_AF_TIM8,  DMA2_Stream2, DMA_Channel_7, DMA2_ST2_HANDLER }, // ESC 1
  33     { TIM8,  IO_TAG(PC7),  TIM_Channel_2, TIM_USE_MOTOR,                1, GPIO_AF_TIM8,  DMA2_Stream3, DMA_Channel_7, DMA2_ST3_HANDLER }, // ESC 2
  34     { TIM8,  IO_TAG(PC9),  TIM_Channel_4, TIM_USE_MOTOR,                1, GPIO_AF_TIM8,  DMA2_Stream7, DMA_Channel_7, DMA2_ST7_HANDLER }, // ESC 3
  35     { TIM8,  IO_TAG(PC8),  TIM_Channel_3, TIM_USE_MOTOR,                1, GPIO_AF_TIM8,  DMA2_Stream4, DMA_Channel_7, DMA2_ST4_HANDLER }, // ESC 4
  36
  37 #if (SPRACINGF4EVO_REV >= 2)
  38     { TIM4,  IO_TAG(PB6),  TIM_Channel_1, TIM_USE_MOTOR,                1, GPIO_AF_TIM4, DMA1_Stream0, DMA_Channel_2, DMA1_ST0_HANDLER }, // ESC 5 / Conflicts with USART5_RX / SPI3_RX - SPI3_RX can be mapped to DMA1_ST3_CH0
  39     { TIM4,  IO_TAG(PB7),  TIM_Channel_2, TIM_USE_MOTOR,                1, GPIO_AF_TIM4, DMA1_Stream3, DMA_Channel_2, DMA1_ST3_HANDLER }, // ESC 6 / Conflicts with USART3_RX
  40 #else
  41 #ifdef USE_TIM10_TIM11_FOR_MOTORS
  42     { TIM10,  IO_TAG(PB8),  TIM_Channel_1, TIM_USE_MOTOR,                1, GPIO_AF_TIM10, NULL,         0,             0                }, // ESC 5
  43     { TIM11,  IO_TAG(PB9),  TIM_Channel_1, TIM_USE_MOTOR,                1, GPIO_AF_TIM11, NULL,         0,             0                }, // ESC 6
  44 #else
  45     { TIM4,  IO_TAG(PB8),  TIM_Channel_3, TIM_USE_MOTOR,                1, GPIO_AF_TIM4, DMA1_Stream7, DMA_Channel_2, DMA1_ST7_HANDLER }, // ESC 5
  46     { TIM4,  IO_TAG(PB9),  TIM_Channel_4, TIM_USE_MOTOR,                1, GPIO_AF_TIM4, NULL,         0,             0                }, // ESC 6
  47 #endif
  48 #endif
  49     { TIM3,  IO_TAG(PB1),  TIM_Channel_4, TIM_USE_MOTOR,                1, GPIO_AF_TIM3, DMA1_Stream2, DMA_Channel_5, DMA1_ST2_HANDLER }, // ESC 7
  50     { TIM3,  IO_TAG(PB0),  TIM_Channel_3, TIM_USE_MOTOR,                1, GPIO_AF_TIM3, DMA1_Stream7, DMA_Channel_5, DMA1_ST7_HANDLER }, // ESC 8
  51
  52
  53     { TIM2,  IO_TAG(PA1),  TIM_Channel_2, TIM_USE_LED,                  1, GPIO_AF_TIM2, DMA1_Stream6, DMA_Channel_3, DMA1_ST6_HANDLER }, // LED Strip
  54     // Additional 2 PWM channels available on UART3 RX/TX pins
  55     // However, when using led strip the timer cannot be used, but no code appears to prevent that right now
  56     { TIM2,  IO_TAG(PB10), TIM_Channel_3, TIM_USE_MOTOR,                1, GPIO_AF_TIM2, DMA1_Stream1, DMA_Channel_3, DMA1_ST1_HANDLER }, // Shared with UART3 TX PIN and SPI3 TX (OSD)
  57     { TIM2,  IO_TAG(PB11), TIM_Channel_4, TIM_USE_MOTOR,                1, GPIO_AF_TIM2, DMA1_Stream6, DMA_Channel_3, DMA1_ST6_HANDLER }, // Shared with UART3 RX PIN
  58
  59     { TIM1,  IO_TAG(PA8),  TIM_Channel_1, TIM_USE_TRANSPONDER,          1, GPIO_AF_TIM1, DMA2_Stream6, DMA_Channel_0, DMA2_ST6_HANDLER }, // Transponder
  60     // Additional 2 PWM channels available on UART1 RX/TX pins
  61     // However, when using transponder the timer cannot be used, but no code appears to prevent that right now
  62     { TIM1,  IO_TAG(PA9),  TIM_Channel_2, TIM_USE_SERVO | TIM_USE_PWM,  1, GPIO_AF_TIM1, DMA2_Stream2, DMA_Channel_6, DMA2_ST2_HANDLER }, // PWM 3
  63     { TIM1,  IO_TAG(PA10), TIM_Channel_3, TIM_USE_SERVO | TIM_USE_PWM,  1, GPIO_AF_TIM1, DMA2_Stream6, DMA_Channel_6, DMA2_ST6_HANDLER }, // PWM 4
  64 };