static void sendDataByte(const unsigned char i,const unsigned char y_n)
{
	if(y_n)
	{
		//related code execution
	}
	else
	{
		//related code execution
	}
}

void main(void)
{
	//code
	//code

	sendDataByte(0xFF,0);

	//code
	//code

	sendDataByte(0xAA,1);
}