guldenst/projet_voilier
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girouette finished. To merge with encoder.

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This commit is contained in:
Cavailles Kevin 2020-11-02 17:07:21 +01:00
parent 5fd72bef34
commit b5d8a74b41
3 changed files with 54 additions and 16 deletions
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51
keil_project/Services/IncrEncoder.c
View file

@ -5,29 +5,66 @@
int index_passed = 0; int index_passed = 0;
void init(void){ void INCR_ENCODER_Init(void){
// use timer in encoder mode (14.3.16) // use timer in encoder mode (14.3.16)
// attach interrupt to pa5 for i // attach interrupt to pa5 for i
// enable gpio clock // enable gpio clock
// configure pin // configure pin
// attach interrupt? // attach interrupt?
LL_APB2_GRP1_EnableClock(LL_APB2_GRP1_PERIPH_GPIOA); LL_APB2_GRP1_EnableClock(LL_APB2_GRP1_PERIPH_GPIOA);
LL_APB2_GRP1_EnableClock(LL_APB2_GRP1_PERIPH_AFIO);
LL_GPIO_InitTypeDef index_pin_conf, a_pin_conf, b_pin_conf;
LL_GPIO_InitTypeDef index_pin_conf;
index_pin_conf.Mode = LL_GPIO_MODE_FLOATING;
index_pin_conf.Pin = LL_GPIO_PIN_5; index_pin_conf.Pin = LL_GPIO_PIN_5;
LL_GPIO_Init(GPIOC, &index_pin_conf); index_pin_conf.Mode = LL_GPIO_MODE_FLOATING;
a_pin_conf.Pin = LL_GPIO_PIN_6;
a_pin_conf.Mode = LL_GPIO_MODE_FLOATING;
b_pin_conf.Pin = LL_GPIO_PIN_7;
b_pin_conf.Mode = LL_GPIO_MODE_FLOATING;
LL_GPIO_Init(GPIOC, &index_pin_conf);
LL_GPIO_Init(GPIOC, &a_pin_conf);
LL_GPIO_Init(GPIOC, &b_pin_conf);
LL_EXTI_InitTypeDef exti;
exti.Line_0_31 = LL_EXTI_LINE_5;
exti.LineCommand = ENABLE;
exti.Mode = LL_EXTI_MODE_IT;
exti.Trigger = LL_EXTI_TRIGGER_RISING;
LL_EXTI_Init(&exti);
LL_GPIO_AF_SetEXTISource(LL_GPIO_AF_EXTI_PORTA, LL_GPIO_AF_EXTI_LINE5);
NVIC_SetPriority(EXTI9_5_IRQn, 12); // prio?? NVIC_SetPriority(EXTI9_5_IRQn, 12); // prio??
NVIC_EnableIRQ(EXTI9_5_IRQn); NVIC_EnableIRQ(EXTI9_5_IRQn);
//TIMER HERE
} }
void EXTI9_5_IRQHandler(void){ void EXTI9_5_IRQHandler(void){
index_passed = 1; index_passed = 1;
// TODO clear pending //Set cnt to 0
// clear pending (EXTI necessary ?)
LL_EXTI_ClearFlag_0_31(LL_EXTI_LINE_5);
NVIC_ClearPendingIRQ(EXTI9_5_IRQn);
} }
int isAbsolute(void); int INCR_ENCODER_IsAbsolute(void)
{
return index_passed;
};
int getAngle(void); int INCR_ENCODER_GetAngle(void)
{
//TODO return cnt or fct(cnt)
};

6
keil_project/Services/IncrEncoder.h
View file

@ -2,10 +2,10 @@
/** /**
*/ */
void init(void); void INCR_ENCODER_Init(void);
int isAbsolute(void); int INCR_ENCODER_IsAbsolute(void);
int getAngle(void); int INCR_ENCODER_GetAngle(void);
#endif #endif

13
keil_project/Src/main.c
View file

@ -21,6 +21,7 @@
#include "stm32f1xx_ll_system.h" // utile dans la fonction SystemClock_Config #include "stm32f1xx_ll_system.h" // utile dans la fonction SystemClock_Config
#include "Chrono.h" #include "Chrono.h"
#include "IncrEncoder.h"
void SystemClock_Config(void); void SystemClock_Config(void);
@ -50,17 +51,17 @@ int main(void)
/* Add your application code here */ /* Add your application code here */
// Configuration chronomètre // Configuration chronomètre
Chrono_Conf(TIM3); // Chrono_Conf(TIM3);
//
// // Lancement chronomètre
// Chrono_Start();
// Lancement chronomètre INCR_ENCODER_Init();
Chrono_Start();
/* Infinite loop */ /* Infinite loop */
while (1) while (1)
{ {
Chrono_Background(); //Chrono_Background();
} }
} }