CHG ringbuffer delimiter to \r

stm32l4a6zg-f0x.at1/Core/Src/ringbuf.c

@@ -135,7 +135,7 @@ int ringbuf_push(struct ringbuf *ring, const uint8_t *data, size_t size) {
 		ring->head += (uint16_t)size;
 	}
 	for (delimiterpos = 0; delimiterpos < size; delimiterpos++) {
-		if (data[delimiterpos] == '\n' || data[delimiterpos] == 0 ) {
+		if (data[delimiterpos] == RINGBUF_DELIMITER || data[delimiterpos] == 0 ) {
 			delimiterfound++;
 			ptr = ring->buf + ((head + delimiterpos) % ring->size);
 			*ptr = 0;