Микроконтроллеры

/**====================================================================================**
 * @brief   Get free TMOS memory. This function same as tmos_memory_get_max_block_len()
 * @param   precision_sz - test space precision in bytes
 * @retval  Free space in bytes
 **====================================================================================**/
ufast16_t BSP_TMOS_FreeMem(ufast16_t precizion_sz)
{
	ufast16_t test_sz = BLE_MEMHEAP_SIZE / 4, hi_lim = BLE_MEMHEAP_SIZE, lo_lim = 0;
	uint8_t *alloc_p;
	while( 1 )
	{
		if ( (alloc_p = tmos_msg_allocate(test_sz)) != NULL )
		{
			tmos_msg_deallocate(alloc_p);
			lo_lim = test_sz;
		}
		else
			hi_lim = test_sz;
		if ( (ufast16_t)(hi_lim - lo_lim) <= precizion_sz )
			break;
		test_sz = (lo_lim + hi_lim) / 2;
	}
	return lo_lim;
}