hoverboard-firmware-hack-se.../Src/main.c

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/*
* This file is part of the stmbl project.
*
* Copyright (C) 2013-2018 Rene Hopf <renehopf@mac.com>
* Copyright (C) 2013-2018 Nico Stute <crinq@crinq.de>
*
* 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 3 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/>.
*/
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#include "stm32f1xx_hal.h"
#include "defines.h"
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#include "setup.h"
#include "config.h"
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void SystemClock_Config(void);
extern TIM_HandleTypeDef htim_left;
extern TIM_HandleTypeDef htim_right;
extern ADC_HandleTypeDef hadc1;
extern ADC_HandleTypeDef hadc2;
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extern volatile adc_buf_t adc_buffer;
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extern volatile uint16_t ppm_captured_value[PPM_NUM_CHANNELS+1];
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extern volatile int pwml;
extern volatile int pwmr;
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extern uint8_t buzzerFreq;
extern uint8_t buzzerPattern;
extern uint8_t enable;
extern volatile uint32_t timeout;
extern float batteryVoltage;
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int milli_vel_error_sum = 0;
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int main(void) {
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HAL_Init();
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__HAL_RCC_AFIO_CLK_ENABLE();
HAL_NVIC_SetPriorityGrouping(NVIC_PRIORITYGROUP_4);
/* System interrupt init*/
/* MemoryManagement_IRQn interrupt configuration */
HAL_NVIC_SetPriority(MemoryManagement_IRQn, 0, 0);
/* BusFault_IRQn interrupt configuration */
HAL_NVIC_SetPriority(BusFault_IRQn, 0, 0);
/* UsageFault_IRQn interrupt configuration */
HAL_NVIC_SetPriority(UsageFault_IRQn, 0, 0);
/* SVCall_IRQn interrupt configuration */
HAL_NVIC_SetPriority(SVCall_IRQn, 0, 0);
/* DebugMonitor_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DebugMonitor_IRQn, 0, 0);
/* PendSV_IRQn interrupt configuration */
HAL_NVIC_SetPriority(PendSV_IRQn, 0, 0);
/* SysTick_IRQn interrupt configuration */
HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0);
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SystemClock_Config();
__HAL_RCC_DMA1_CLK_DISABLE();
MX_GPIO_Init();
MX_TIM_Init();
MX_ADC1_Init();
MX_ADC2_Init();
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UART_Init();
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HAL_GPIO_WritePin(OFF_PORT, OFF_PIN, 1);
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HAL_ADC_Start(&hadc1);
HAL_ADC_Start(&hadc2);
for (int i = 8; i >= 0; i--) {
buzzerFreq = i;
HAL_Delay(100);
}
buzzerFreq = 0;
HAL_GPIO_WritePin(LED_PORT, LED_PIN, 1);
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int lastSpeedL = 0, lastSpeedR = 0;
int speedL = 0, speedR = 0;
#ifdef CONTROL_PPM
PPM_Init();
#endif
enable = 1;
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while(1) {
HAL_Delay(10);
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// int milli_cur = 3000;
// int milli_volt = milli_cur * MILLI_R / 1000;// + vel * MILLI_PSI * 141;
// // pwm = milli_volt * pwm_res / MILLI_V;
// int milli_vel_cmd = 200;
// int milli_vel_error = milli_vel_cmd - vel;
// milli_vel_error_sum += milli_vel_error;
// milli_vel_error_sum = CLAMP(milli_vel_error_sum, -200000, 200000);
// pwm = CLAMP(milli_vel_cmd / 5 + milli_vel_error_sum / 200, -500, 500);
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// cmdl = 70;
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#ifdef CONTROL_PPM
speedL = -(CLAMP((((ppm_captured_value[1]-500)+(ppm_captured_value[0]-500)/2.0)*(ppm_captured_value[2]/500.0)), -800, 800));
speedR = (CLAMP((((ppm_captured_value[1]-500)-(ppm_captured_value[0]-500)/2.0)*(ppm_captured_value[2]/500.0)), -800, 800));
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#endif
if ((speedL < lastSpeedL + 50 && speedL > lastSpeedL - 50) && (speedR < lastSpeedR + 50 && speedR > lastSpeedR - 50) && timeout < 50) {
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pwmr = speedR;
pwml = speedL;
}
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lastSpeedL = speedL;
lastSpeedR = speedR;
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setScopeChannel(0, speedR);
setScopeChannel(1, speedL);
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consoleScope();
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timeout=0;
if (HAL_GPIO_ReadPin(BUTTON_PORT, BUTTON_PIN)) {
enable = 0;
for (int i = 0; i < 8; i++) {
buzzerFreq = i;
HAL_Delay(100);
}
HAL_GPIO_WritePin(OFF_PORT, OFF_PIN, 0);
while(1) {}
}
if (batteryVoltage < 36.0 && batteryVoltage > 33.0) {
buzzerFreq = 5;
buzzerPattern = 8;
} else if (batteryVoltage < 33.0 && batteryVoltage > 30.0) {
buzzerFreq = 5;
buzzerPattern = 1;
} else if (batteryVoltage < 30.0) {
buzzerPattern = 0;
enable = 0;
for (int i = 0; i < 8; i++) {
buzzerFreq = i;
HAL_Delay(100);
}
HAL_GPIO_WritePin(OFF_PORT, OFF_PIN, 0);
while(1) {}
} else {
buzzerFreq = 0;
buzzerPattern = 0;
}
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// if(vel > milli_vel_cmd){
// HAL_GPIO_WritePin(LED_PORT, LED_PIN, 1);
// }
// else{
// HAL_GPIO_WritePin(LED_PORT, LED_PIN, 0);
// }
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}
}
/** System Clock Configuration
*/
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void SystemClock_Config(void) {
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RCC_OscInitTypeDef RCC_OscInitStruct;
RCC_ClkInitTypeDef RCC_ClkInitStruct;
RCC_PeriphCLKInitTypeDef PeriphClkInit;
/**Initializes the CPU, AHB and APB busses clocks
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*/
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RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
RCC_OscInitStruct.HSIState = RCC_HSI_ON;
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RCC_OscInitStruct.HSICalibrationValue = 16;
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RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI_DIV2;
RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL16;
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HAL_RCC_OscConfig(&RCC_OscInitStruct);
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/**Initializes the CPU, AHB and APB busses clocks
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*/
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RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2;
RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
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RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
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HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2);
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PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_ADC;
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PeriphClkInit.AdcClockSelection = RCC_ADCPCLK2_DIV8;
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HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit);
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/**Configure the Systick interrupt time
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*/
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HAL_SYSTICK_Config(HAL_RCC_GetHCLKFreq() / 1000);
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/**Configure the Systick
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*/
HAL_SYSTICK_CLKSourceConfig(SYSTICK_CLKSOURCE_HCLK);
/* SysTick_IRQn interrupt configuration */
HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0);
}