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#define FTDI_SIO_SET_BREAK (0x1 << 14)
/* FTDI_SIO_SET_DATA */
/*
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* bRequest: FTDI_SIO_SET_DATA
* wValue: Data characteristics (see below)
* wIndex: Port
* wLength: 0
* Data: No
*
* Data characteristics
*
* B0..7 Number of data bits
* B8..10 Parity
* 0 = None
* 1 = Odd
* 2 = Even
* 3 = Mark
* 4 = Space
* B11..13 Stop Bits
* 0 = 1
* 1 = 1.5
* 2 = 2
* B14
* 1 = TX ON (break)
* 0 = TX OFF (normal state)
* B15 Reserved
*
*/
/* FTDI_SIO_MODEM_CTRL */
#define FTDI_SIO_SET_MODEM_CTRL_REQUEST_TYPE 0x40
#define FTDI_SIO_SET_MODEM_CTRL_REQUEST FTDI_SIO_MODEM_CTRL
* BmRequestType: 0100 0000B
* bRequest: FTDI_SIO_MODEM_CTRL
* wValue: ControlValue (see below)
* wIndex: Port
* wLength: 0
* Data: None
*
* NOTE: If the device is in RTS/CTS flow control, the RTS set by this
* command will be IGNORED without an error being returned
* Also - you can not set DTR and RTS with one control message
*/
#define FTDI_SIO_SET_DTR_MASK 0x1
#define FTDI_SIO_SET_DTR_HIGH (1 | (FTDI_SIO_SET_DTR_MASK << 8))
#define FTDI_SIO_SET_DTR_LOW (0 | (FTDI_SIO_SET_DTR_MASK << 8))
#define FTDI_SIO_SET_RTS_HIGH (2 | (FTDI_SIO_SET_RTS_MASK << 8))
#define FTDI_SIO_SET_RTS_LOW (0 | (FTDI_SIO_SET_RTS_MASK << 8))
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/*
* ControlValue
* B0 DTR state
* 0 = reset
* 1 = set
* B1 RTS state
* 0 = reset
* 1 = set
* B2..7 Reserved
* B8 DTR state enable
* 0 = ignore
* 1 = use DTR state
* B9 RTS state enable
* 0 = ignore
* 1 = use RTS state
* B10..15 Reserved
*/
/* FTDI_SIO_SET_FLOW_CTRL */
#define FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE 0x40
#define FTDI_SIO_SET_FLOW_CTRL_REQUEST FTDI_SIO_SET_FLOW_CTRL
#define FTDI_SIO_RTS_CTS_HS (0x1 << 8)
#define FTDI_SIO_DTR_DSR_HS (0x2 << 8)
#define FTDI_SIO_XON_XOFF_HS (0x4 << 8)
/*
* BmRequestType: 0100 0000b
* bRequest: FTDI_SIO_SET_FLOW_CTRL
* wValue: Xoff/Xon
* wIndex: Protocol/Port - hIndex is protocl / lIndex is port
* Data: None
*
* hIndex protocol is:
* B0 Output handshaking using RTS/CTS
* 0 = disabled
* 1 = enabled
* B1 Output handshaking using DTR/DSR
* 0 = disabled
* 1 = enabled
* B2 Xon/Xoff handshaking
* 0 = disabled
* 1 = enabled
*
* A value of zero in the hIndex field disables handshaking
*
* If Xon/Xoff handshaking is specified, the hValue field should contain the XOFF character
/*
* FTDI_SIO_GET_LATENCY_TIMER
*
* Set the timeout interval. The FTDI collects data from the slave
* device, transmitting it to the host when either A) 62 bytes are
* received, or B) the timeout interval has elapsed and the buffer
* contains at least 1 byte. Setting this value to a small number
* can dramatically improve performance for applications which send
* small packets, since the default value is 16ms.
*/
#define FTDI_SIO_GET_LATENCY_TIMER_REQUEST FTDI_SIO_GET_LATENCY_TIMER
#define FTDI_SIO_GET_LATENCY_TIMER_REQUEST_TYPE 0xC0
* BmRequestType: 1100 0000b
* bRequest: FTDI_SIO_GET_LATENCY_TIMER
* wValue: 0
* wIndex: Port
* wLength: 0
* Data: latency (on return)
*/
* FTDI_SIO_SET_LATENCY_TIMER
*
* Set the timeout interval. The FTDI collects data from the slave
* device, transmitting it to the host when either A) 62 bytes are
* received, or B) the timeout interval has elapsed and the buffer
* contains at least 1 byte. Setting this value to a small number
* can dramatically improve performance for applications which send
* small packets, since the default value is 16ms.
*/
#define FTDI_SIO_SET_LATENCY_TIMER_REQUEST FTDI_SIO_SET_LATENCY_TIMER
#define FTDI_SIO_SET_LATENCY_TIMER_REQUEST_TYPE 0x40
* BmRequestType: 0100 0000b
* bRequest: FTDI_SIO_SET_LATENCY_TIMER
* wValue: Latency (milliseconds)
* wIndex: Port
* wLength: 0
* Data: None
*
* wValue:
* B0..7 Latency timer
* B8..15 0
*
*/
/*
*
* Set the special event character for the specified communications port.
* If the device sees this character it will immediately return the
* data read so far - rather than wait 40ms or until 62 bytes are read
* which is what normally happens.
*/
#define FTDI_SIO_SET_EVENT_CHAR_REQUEST FTDI_SIO_SET_EVENT_CHAR
#define FTDI_SIO_SET_EVENT_CHAR_REQUEST_TYPE 0x40
* BmRequestType: 0100 0000b
* bRequest: FTDI_SIO_SET_EVENT_CHAR
* wValue: EventChar
* wIndex: Port
* wLength: 0
* Data: None
*
* wValue:
* B0..7 Event Character
* B8 Event Character Processing
* 0 = disabled
* 1 = enabled
* B9..15 Reserved
*
*/
/* FTDI_SIO_SET_ERROR_CHAR */
/* Set the parity error replacement character for the specified communications port */
* BmRequestType: 0100 0000b
* bRequest: FTDI_SIO_SET_EVENT_CHAR
* wValue: Error Char
* wIndex: Port
* wLength: 0
* Data: None
*
*Error Char
* B0..7 Error Character
* B8 Error Character Processing
* 0 = disabled
* 1 = enabled
* B9..15 Reserved
*
*/
/* FTDI_SIO_GET_MODEM_STATUS */
/* Retrieve the current value of the modem status register */
#define FTDI_SIO_GET_MODEM_STATUS_REQUEST_TYPE 0xc0
#define FTDI_SIO_GET_MODEM_STATUS_REQUEST FTDI_SIO_GET_MODEM_STATUS
#define FTDI_SIO_CTS_MASK 0x10
#define FTDI_SIO_DSR_MASK 0x20
#define FTDI_SIO_RI_MASK 0x40
#define FTDI_SIO_RLSD_MASK 0x80
* BmRequestType: 1100 0000b
* bRequest: FTDI_SIO_GET_MODEM_STATUS
* wValue: zero
* wIndex: Port
* wLength: 1
* Data: Status
* B0..3 0
* B4 CTS
* 0 = inactive
* 1 = active
* B5 DSR
* 0 = inactive
* 1 = active
* B6 Ring Indicator (RI)
* 0 = inactive
* 1 = active
* B7 Receive Line Signal Detect (RLSD)
* 0 = inactive
* Offset Field Size Value Description
* 0 bLength 1 0x12 Size of descriptor in bytes
* 1 bDescriptorType 1 0x01 DEVICE Descriptor Type
* 2 bcdUSB 2 0x0110 USB Spec Release Number
* 4 bDeviceClass 1 0x00 Class Code
* 5 bDeviceSubClass 1 0x00 SubClass Code
* 6 bDeviceProtocol 1 0x00 Protocol Code
* 7 bMaxPacketSize0 1 0x08 Maximum packet size for endpoint 0
* 8 idVendor 2 0x0403 Vendor ID
* 10 idProduct 2 0x8372 Product ID (FTDI_SIO_PID)
* 12 bcdDevice 2 0x0001 Device release number
* 14 iManufacturer 1 0x01 Index of man. string desc
* 15 iProduct 1 0x02 Index of prod string desc
* 16 iSerialNumber 1 0x02 Index of serial nmr string desc
* 17 bNumConfigurations 1 0x01 Number of possible configurations
* Offset Field Size Value
* 0 bLength 1 0x09 Size of descriptor in bytes
* 1 bDescriptorType 1 0x02 CONFIGURATION Descriptor Type
* 2 wTotalLength 2 0x0020 Total length of data
* 4 bNumInterfaces 1 0x01 Number of interfaces supported
* 5 bConfigurationValue 1 0x01 Argument for SetCOnfiguration() req
* 6 iConfiguration 1 0x02 Index of config string descriptor
* 7 bmAttributes 1 0x20 Config characteristics Remote Wakeup
* 8 MaxPower 1 0x1E Max power consumption
* Offset Field Size Value
* 0 bLength 1 0x09 Size of descriptor in bytes
* 1 bDescriptorType 1 0x04 INTERFACE Descriptor Type
* 2 bInterfaceNumber 1 0x00 Number of interface
* 3 bAlternateSetting 1 0x00 Value used to select alternate
* 4 bNumEndpoints 1 0x02 Number of endpoints
* 5 bInterfaceClass 1 0xFF Class Code
* 6 bInterfaceSubClass 1 0xFF Subclass Code
* 7 bInterfaceProtocol 1 0xFF Protocol Code
* 8 iInterface 1 0x02 Index of interface string description
* Offset Field Size Value
* 0 bLength 1 0x07 Size of descriptor in bytes
* 1 bDescriptorType 1 0x05 ENDPOINT descriptor type
* 2 bEndpointAddress 1 0x82 Address of endpoint
* 3 bmAttributes 1 0x02 Endpoint attributes - Bulk
* 4 bNumEndpoints 2 0x0040 maximum packet size
* 5 bInterval 1 0x00 Interval for polling endpoint
* Offset Field Size Value
* 0 bLength 1 0x07 Size of descriptor in bytes
* 1 bDescriptorType 1 0x05 ENDPOINT descriptor type
* 2 bEndpointAddress 1 0x02 Address of endpoint
* 3 bmAttributes 1 0x02 Endpoint attributes - Bulk
* 4 bNumEndpoints 2 0x0040 maximum packet size
* 5 bInterval 1 0x00 Interval for polling endpoint
* The device reserves the first two bytes of data on this endpoint to contain the current
* values of the modem and line status registers. In the absence of data, the device
* generates a message consisting of these two status bytes every 40 ms
* Offset Description
* B0 Reserved - must be 1
* B1 Reserved - must be 0
* B2 Reserved - must be 0
* B3 Reserved - must be 0
* B4 Clear to Send (CTS)
* B5 Data Set Ready (DSR)
* B6 Ring Indicator (RI)
* B7 Receive Line Signal Detect (RLSD)
* Offset Description
* B0 Data Ready (DR)
* B1 Overrun Error (OE)
* B2 Parity Error (PE)
* B3 Framing Error (FE)
* B4 Break Interrupt (BI)
* B5 Transmitter Holding Register (THRE)
* B6 Transmitter Empty (TEMT)
* B7 Error in RCVR FIFO
*/
#define FTDI_RS0_CTS (1 << 4)
#define FTDI_RS0_DSR (1 << 5)
#define FTDI_RS0_RI (1 << 6)
#define FTDI_RS0_RLSD (1 << 7)
#define FTDI_RS_DR 1
#define FTDI_RS_OE (1<<1)
#define FTDI_RS_PE (1<<2)
#define FTDI_RS_FE (1<<3)
#define FTDI_RS_BI (1<<4)
#define FTDI_RS_THRE (1<<5)
#define FTDI_RS_TEMT (1<<6)
#define FTDI_RS_FIFO (1<<7)
/*
* OUT Endpoint
* This device reserves the first bytes of data on this endpoint contain the length
* and port identifier of the message. For the FTDI USB Serial converter the port
* identifier is always 1.
* Offset Description
* B0 Reserved - must be 1
* B1 Reserved - must be 0
* B2..7 Length of message - (not including Byte 0)