C++ (Cpp) usb_rx_byte_count示例

示例#1

文件： usb_serial.c 项目： Applepi/controller

// number of bytes available in the receive buffer
int usb_serial_available()
{
	int count = usb_rx_byte_count( CDC_RX_ENDPOINT );
	if ( rx_packet )
		count += rx_packet->len - rx_packet->index;
	return count;
}

示例#2

文件： usb_rawhid.c 项目： Quirade/TiltyIMU

int usb_rawhid_available(void)
{
	uint32_t count;

	if (!usb_configuration) return 0;
	count = usb_rx_byte_count(RAWHID_RX_ENDPOINT);
	return count;
}

示例#3

文件： usb_pokken.c 项目： ToadKing/TeensyPokken

int usb_pokken_available(void)
{
	uint32_t count;

	if (!usb_configuration) return 0;
	count = usb_rx_byte_count(POKKEN_RX_ENDPOINT);
	return count;
}

示例#4

文件： usb_serial.c 项目： voidptr/evolight

// number of bytes available in the receive buffer
int usb_serial_available(void)
{
	int count=0;

	if (usb_configuration) {
		count = usb_rx_byte_count(CDC_RX_ENDPOINT);
	}
	if (rx_packet) count += rx_packet->len - rx_packet->index;
	return count;
}