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Stm32 ring buffer task #78

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Stm32 ring buffer task #78

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0f09af1
Implement ring_buffer_read function
woojae-k Jun 10, 2026
01821aa
Implement ring_buffer_write function
woojae-k Jun 10, 2026
3883e09
remove app.map and bootloader.map
woojae-k Jun 10, 2026
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47 changes: 23 additions & 24 deletions embedded/STM32/src/Drivers/ring_buffer.c
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Original file line number Diff line number Diff line change
@@ -1,34 +1,33 @@
#include "../../app/inc/common_defines.h"

#define RING_BUF_SIZE 128U
#define RING_BUF_SIZE 128U

typedef struct ring_buffer_s
{
uint32_t read_index;
uint32_t write_index;
uint8_t* buf;
uint32_t size;
typedef struct ring_buffer_s {
uint32_t read_index;
uint32_t write_index;
uint8_t* buf;
uint32_t size;
} ring_buffer_t;

void ring_buffer_init(ring_buffer_t* rb, uint8_t* buf, uint32_t size)
{


}

bool ring_buffer_read(ring_buffer_t* rb, uint8_t* byte)
{

void ring_buffer_init(ring_buffer_t* rb, uint8_t* buf, uint32_t size) {}

bool ring_buffer_read(ring_buffer_t* rb, uint8_t* byte) {
if (ring_buffer_empty(rb)) {
return false;
}
*byte = rb->buf[rb->read_index];
rb->read_index = (rb->read_index + 1) & (rb->size - 1);
return true;
}

bool ring_buffer_write(ring_buffer_t* rb, uint8_t byte)
{


bool ring_buffer_write(ring_buffer_t* rb, uint8_t byte) {
uint32_t next_write_index = (rb->write_index + 1) & (rb->size - 1);
if (next_write_index == rb->read_index) {
return false;
}
rb->buf[rb->write_index] = byte;
rb->write_index = next_write_index;
return true;
}

bool ring_buffer_empty(ring_buffer_t* rb)
{

}
bool ring_buffer_empty(ring_buffer_t* rb) {}