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pin state

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This commit is contained in:
leo 2023-09-13 18:09:37 +02:00
parent b32090075e
commit 55d723bfd4
Signed by: leo
GPG Key ID: 0DD993BFB2B307DB
2 changed files with 17 additions and 3 deletions
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2
PSE-firmware

@ -1 +1 @@
Subproject commit 654ad8baad7c7d7a66ab52ed2df59b806d3c56a0 Subproject commit 7bcb3a7afa7bb6ca19d1c33939bd28d2a9db5b98

18
stm32f1xx_hal.c
View File

@ -3,14 +3,28 @@
#include <stdio.h> #include <stdio.h>
#include <unistd.h> #include <unistd.h>
uint8_t gpio_status[4][64];
static uint8_t get_1st_pin_from_bitmask(uint16_t bitmask){
for(int i = 0; i < 16; i++){
if(bitmask & (1 << i)) return i;
}
return 0;
}
void HAL_GPIO_TogglePin(GPIO_TypeDef *GPIOx, uint16_t GPIO_Pin){ void HAL_GPIO_TogglePin(GPIO_TypeDef *GPIOx, uint16_t GPIO_Pin){
uint8_t pin = get_1st_pin_from_bitmask(GPIO_Pin);
gpio_status[GPIOx->index][pin] = !gpio_status[GPIOx->index][pin];
printf("toggling pin\n"); printf("toggling pin\n");
} }
GPIO_PinState HAL_GPIO_ReadPin(GPIO_TypeDef *GPIOx, uint16_t GPIO_Pin){ GPIO_PinState HAL_GPIO_ReadPin(GPIO_TypeDef *GPIOx, uint16_t GPIO_Pin){
printf("reading pin, returning 0\n"); printf("reading pin\n");
return GPIO_PIN_RESET; uint8_t pin = get_1st_pin_from_bitmask(GPIO_Pin);
return gpio_status[GPIOx->index][pin];
} }
void HAL_GPIO_WritePin(GPIO_TypeDef *GPIOx, uint16_t GPIO_Pin, GPIO_PinState PinState){ void HAL_GPIO_WritePin(GPIO_TypeDef *GPIOx, uint16_t GPIO_Pin, GPIO_PinState PinState){
uint8_t pin = get_1st_pin_from_bitmask(GPIO_Pin);
gpio_status[GPIOx->index][pin] = PinState;
printf("writing pin\n"); printf("writing pin\n");
} }