avr_libraries/zh_avr_vector
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feat!: freertos support implemented

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This commit is contained in:
Alexey Zholtikov
2025-08-10 19:41:06 +03:00
parent 8597685a51
commit 8f02ea625c
4 changed files with 68 additions and 70 deletions
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50
README.md
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@@ -1,9 +1,13 @@
# AVR library for vector (dynamic array)
# FreeRTOS based AVR library for vector (dynamic array)
## Features
1. Support of any data types.
2. The maximum size of the veсtor is 65535 elements.
2. The maximum size of the veсtor is 255 elements.
## Dependencies
1. [zh_avr_free_rtos](http://git.zh.com.ru/avr_libraries/zh_avr_free_rtos)
## Using
@@ -11,7 +15,8 @@ In an existing project, run the following command to install the component:
```text
cd ../your_project/lib
git clone http://git.zh.com.ru/alexey.zholtikov/zh_avr_vector
git clone http://git.zh.com.ru/avr_libraries/zh_avr_free_rtos
git clone http://git.zh.com.ru/avr_libraries/zh_avr_vector
```
In the application, add the component:
@@ -32,26 +37,21 @@ Create, add, read, modify and delete items:
#define BAUD_RATE 9600
#define BAUD_PRESCALE (F_CPU / 16 / BAUD_RATE - 1)
void _uart(char byte, FILE *stream)
int usart(char byte, FILE *stream)
{
while ((UCSR0A & (1 << UDRE0)) == 0)
{
}
UDR0 = byte;
return 0;
}
FILE uart = FDEV_SETUP_STREAM(_uart, NULL, _FDEV_SETUP_WRITE);
FILE uart = FDEV_SETUP_STREAM(usart, NULL, _FDEV_SETUP_WRITE);
zh_avr_vector_t vector = {0};
char example[10] = {0};
int main(void)
void vector_example_task(void *pvParameters)
{
UBRR0H = (BAUD_PRESCALE >> 8);
UBRR0L = BAUD_PRESCALE;
UCSR0B = (1 << RXEN0) | (1 << TXEN0);
UCSR0C = (1 << UCSZ01) | (1 << UCSZ00);
stdout = &uart;
zh_avr_vector_t vector = {0};
char example[10] = {0};
printf("Free Heap %d.\n", xPortGetFreeHeapSize());
zh_avr_vector_init(&vector, sizeof(example));
printf("Initial vector size is: %d\n", zh_avr_vector_get_size(&vector));
strcpy(example, "Item 1");
@@ -67,22 +67,36 @@ int main(void)
printf("Add 5 items. New vector size is: %d\n", zh_avr_vector_get_size(&vector));
for (uint16_t i = 0; i < zh_avr_vector_get_size(&vector); ++i)
{
printf("Item position %d is: %s\n", i, (char *)zh_avr_vector_get_item(&vector, i));
printf("Item position %d is: %s\n", i, (char *)zh_avr_vector_get_item(&vector, i));
}
strcpy(example, "Item 6");
zh_avr_vector_change_item(&vector, 3, &example);
printf("Change item on 3 position.\n");
for (uint16_t i = 0; i < zh_avr_vector_get_size(&vector); ++i)
{
printf("Item position %d is: %s\n", i, (char *)zh_avr_vector_get_item(&vector, i));
printf("Item position %d is: %s\n", i, (char *)zh_avr_vector_get_item(&vector, i));
}
zh_avr_vector_delete_item(&vector, 2);
printf("Delete item on 2 position. New vector size is: %d\n", zh_avr_vector_get_size(&vector));
for (uint16_t i = 0; i < zh_avr_vector_get_size(&vector); ++i)
{
printf("Item position %d is: %s\n", i, (char *)zh_avr_vector_get_item(&vector, i));
printf("Item position %d is: %s\n", i, (char *)zh_avr_vector_get_item(&vector, i));
}
zh_avr_vector_free(&vector);
printf("Task Remaining Stack Size %d.\n", uxTaskGetStackHighWaterMark(NULL));
printf("Free Heap %d.\n", xPortGetFreeHeapSize());
vTaskDelete(NULL);
}
int main(void)
{
UBRR0H = (BAUD_PRESCALE >> 8);
UBRR0L = BAUD_PRESCALE;
UCSR0B = (1 << RXEN0) | (1 << TXEN0);
UCSR0C = (1 << UCSZ01) | (1 << UCSZ00);
stdout = &uart;
xTaskCreate(vector_example_task, "vector example task", 136, NULL, tskIDLE_PRIORITY, NULL);
vTaskStartScheduler();
return 0;
}
```