Difference between revisions of "Unit PL2303"

Revision as of 05:07, 24 April 2018

`PL2303_VENDOR_ID = $067b;`
`PL2303_PRODUCT_ID = $2303;`
`PL2303_PRODUCT_ID_RSAQ2 = $04bb;`
`PL2303_PRODUCT_ID_DCU11 = $1234;`
`PL2303_PRODUCT_ID_PHAROS = $aaa0;`
`PL2303_PRODUCT_ID_RSAQ3 = $aaa2;`
`PL2303_PRODUCT_ID_ALDIGA = $0611;`
`PL2303_PRODUCT_ID_MMX = $0612;`
`PL2303_PRODUCT_ID_GPRS = $0609;`
`PL2303_PRODUCT_ID_HCR331 = $331a;`
`PL2303_PRODUCT_ID_MOTOROLA = $0307;`
`PL2303_PRODUCT_ID_ZTEK = $e1f1;`

`PL2303_ATEN_VENDOR_ID = $0557;`
`PL2303_ATEN_VENDOR_ID2 = $0547;`
`PL2303_ATEN_PRODUCT_ID = $2008;`

`PL2303_BENQ_VENDOR_ID = $04a5;`
`PL2303_BENQ_PRODUCT_ID_S81 = $4027;`

`PL2303_IODATA_VENDOR_ID = $04bb;`
`PL2303_IODATA_PRODUCT_ID = $0a03;`
`PL2303_IODATA_PRODUCT_ID_RSAQ5 = $0a0e;`

`PL2303_ELCOM_VENDOR_ID = $056e;`
`PL2303_ELCOM_PRODUCT_ID = $5003;`
`PL2303_ELCOM_PRODUCT_ID_UCSGT = $5004;`

`PL2303_ITEGNO_VENDOR_ID = $0eba;`
`PL2303_ITEGNO_PRODUCT_ID = $1080;`
`PL2303_ITEGNO_PRODUCT_ID_2080 = $2080;`

`PL2303_MA620_VENDOR_ID = $0df7;`
`PL2303_MA620_PRODUCT_ID = $0620;`

`PL2303_RATOC_VENDOR_ID = $0584;`
`PL2303_RATOC_PRODUCT_ID = $b000;`

`PL2303_TRIPP_VENDOR_ID = $2478;`
`PL2303_TRIPP_PRODUCT_ID = $2008;`

`PL2303_RADIOSHACK_VENDOR_ID = $1453;`
`PL2303_RADIOSHACK_PRODUCT_ID = $4026;`

`PL2303_DCU10_VENDOR_ID = $0731;`
`PL2303_DCU10_PRODUCT_ID = $0528;`

`PL2303_SITECOM_VENDOR_ID = $6189;`
`PL2303_SITECOM_PRODUCT_ID = $2068;`

Alcatel OT535/735 USB cable
`PL2303_ALCATEL_VENDOR_ID = $11f7;`
`PL2303_ALCATEL_PRODUCT_ID = $02df;`

`PL2303_SIEMENS_VENDOR_ID = $11f5;`
`PL2303_SIEMENS_PRODUCT_ID_SX1 = $0001;`
`PL2303_SIEMENS_PRODUCT_ID_X65 = $0003;`
`PL2303_SIEMENS_PRODUCT_ID_X75 = $0004;`
`PL2303_SIEMENS_PRODUCT_ID_EF81 = $0005;`

`PL2303_SYNTECH_VENDOR_ID = $0745;`
`PL2303_SYNTECH_PRODUCT_ID = $0001;`

Nokia CA-42 Cable
`PL2303_NOKIA_CA42_VENDOR_ID = $078b;`
`PL2303_NOKIA_CA42_PRODUCT_ID = $1234;`

CA-42 CLONE Cable www.ca-42.com chipset: Prolific Technology Inc
`PL2303_CA_42_CA42_VENDOR_ID = $10b5;`
`PL2303_CA_42_CA42_PRODUCT_ID = $ac70;`

`PL2303_SAGEM_VENDOR_ID = $079b;`
`PL2303_SAGEM_PRODUCT_ID = $0027;`

Leadtek GPS 9531 (ID 0413:2101)
`PL2303_LEADTEK_VENDOR_ID = $0413;`
`PL2303_LEADTEK_9531_PRODUCT_ID = $2101;`

USB GSM cable from Speed Dragon Multimedia, Ltd
`PL2303_SPEEDDRAGON_VENDOR_ID = $0e55;`
`PL2303_SPEEDDRAGON_PRODUCT_ID = $110b;`

DATAPILOT Universal-2 Phone Cable
`PL2303_DATAPILOT_U2_VENDOR_ID = $0731;`
`PL2303_DATAPILOT_U2_PRODUCT_ID = $2003;`

Belkin "F5U257" Serial Adapter
`PL2303_BELKIN_VENDOR_ID = $050d;`
`PL2303_BELKIN_PRODUCT_ID = $0257;`

Alcor Micro Corp. USB 2.0 TO RS-232
`PL2303_ALCOR_VENDOR_ID = $058F;`
`PL2303_ALCOR_PRODUCT_ID = $9720;`

Willcom WS002IN Data Driver (by NetIndex Inc.)
`PL2303_WS002IN_VENDOR_ID = $11f6;`
`PL2303_WS002IN_PRODUCT_ID = $2001;`

Corega CG-USBRS232R Serial Adapter
`PL2303_COREGA_VENDOR_ID = $07aa;`
`PL2303_COREGA_PRODUCT_ID = $002a;`

Y.C. Cable U.S.A., Inc - USB to RS-232
`PL2303_YCCABLE_VENDOR_ID = $05ad;`
`PL2303_YCCABLE_PRODUCT_ID = $0fba;`

"Superial" USB - Serial
`PL2303_SUPERIAL_VENDOR_ID = $5372;`
`PL2303_SUPERIAL_PRODUCT_ID = $2303;`

Hewlett-Packard POS Pole Displays
`PL2303_HP_VENDOR_ID = $03f0;`
`PL2303_HP_LD960_PRODUCT_ID = $0b39;`
`PL2303_HP_LCM220_PRODUCT_ID = $3139;`
`PL2303_HP_LCM960_PRODUCT_ID = $3239;`
`PL2303_HP_LD220_PRODUCT_ID = $3524;`

Cressi Edy (diving computer) PC interface
`PL2303_CRESSI_VENDOR_ID = $04b8;`
`PL2303_CRESSI_EDY_PRODUCT_ID = $0521;`

Zeagle dive computer interface
`PL2303_ZEAGLE_VENDOR_ID = $04b8;`
`PL2303_ZEAGLE_N2ITION3_PRODUCT_ID = $0522;`

Sony, USB data cable for CMD-Jxx mobile phones
`PL2303_SONY_VENDOR_ID = $054c;`
`PL2303_SONY_QN3USB_PRODUCT_ID = $0437;`

Sanwa KB-USB2 multimeter cable (ID: 11ad:0001)
`PL2303_SANWA_VENDOR_ID = $11ad;`
`PL2303_SANWA_PRODUCT_ID = $0001;`

ADLINK ND-6530 RS232,RS485 and RS422 adapter
`PL2303_ADLINK_VENDOR_ID = $0b63;`
`PL2303_ADLINK_ND6530_PRODUCT_ID = $6530;`

SMART USB Serial Adapter
`PL2303_SMART_VENDOR_ID = $0b8c;`
`PL2303_SMART_PRODUCT_ID = $2303;`

[Expand]

PL2303 device Id PL2303_DEVICE_ID_*

`PL2303_DEVICE_ID_COUNT = 54;`	Number of supported Device IDs

`PL2303_DEVICE_ID:array[0..PL2303_DEVICE_ID_COUNT - 1] of TUSBDeviceId = (`
`(idVendor:PL2303_VENDOR_ID;idProduct:PL2303_PRODUCT_ID),`
`(idVendor:PL2303_VENDOR_ID;idProduct:PL2303_PRODUCT_ID_RSAQ2),`
`(idVendor:PL2303_VENDOR_ID;idProduct:PL2303_PRODUCT_ID_DCU11),`
`(idVendor:PL2303_VENDOR_ID;idProduct:PL2303_PRODUCT_ID_RSAQ3),`
`(idVendor:PL2303_VENDOR_ID;idProduct:PL2303_PRODUCT_ID_PHAROS),`
`(idVendor:PL2303_VENDOR_ID;idProduct:PL2303_PRODUCT_ID_ALDIGA),`
`(idVendor:PL2303_VENDOR_ID;idProduct:PL2303_PRODUCT_ID_MMX),`
`(idVendor:PL2303_VENDOR_ID;idProduct:PL2303_PRODUCT_ID_GPRS),`
`(idVendor:PL2303_VENDOR_ID;idProduct:PL2303_PRODUCT_ID_HCR331),`
`(idVendor:PL2303_VENDOR_ID;idProduct:PL2303_PRODUCT_ID_MOTOROLA),`
`(idVendor:PL2303_VENDOR_ID;idProduct:PL2303_PRODUCT_ID_ZTEK),`
`(idVendor:PL2303_IODATA_VENDOR_ID;idProduct:PL2303_IODATA_PRODUCT_ID),`
`(idVendor:PL2303_IODATA_VENDOR_ID;idProduct:PL2303_IODATA_PRODUCT_ID_RSAQ5),`
`(idVendor:PL2303_ATEN_VENDOR_ID;idProduct:PL2303_ATEN_PRODUCT_ID),`
`(idVendor:PL2303_ATEN_VENDOR_ID2;idProduct:PL2303_ATEN_PRODUCT_ID),`
`(idVendor:PL2303_ELCOM_VENDOR_ID;idProduct:PL2303_ELCOM_PRODUCT_ID),`
`(idVendor:PL2303_ELCOM_VENDOR_ID;idProduct:PL2303_ELCOM_PRODUCT_ID_UCSGT),`
`(idVendor:PL2303_ITEGNO_VENDOR_ID;idProduct:PL2303_ITEGNO_PRODUCT_ID),`
`(idVendor:PL2303_ITEGNO_VENDOR_ID;idProduct:PL2303_ITEGNO_PRODUCT_ID_2080),`
`(idVendor:PL2303_MA620_VENDOR_ID;idProduct:PL2303_MA620_PRODUCT_ID),`
`(idVendor:PL2303_RATOC_VENDOR_ID;idProduct:PL2303_RATOC_PRODUCT_ID),`
`(idVendor:PL2303_TRIPP_VENDOR_ID;idProduct:PL2303_TRIPP_PRODUCT_ID),`
`(idVendor:PL2303_RADIOSHACK_VENDOR_ID;idProduct:PL2303_RADIOSHACK_PRODUCT_ID),`
`(idVendor:PL2303_DCU10_VENDOR_ID;idProduct:PL2303_DCU10_PRODUCT_ID),`
`(idVendor:PL2303_SITECOM_VENDOR_ID;idProduct:PL2303_SITECOM_PRODUCT_ID),`
`(idVendor:PL2303_ALCATEL_VENDOR_ID;idProduct:PL2303_ALCATEL_PRODUCT_ID),`
`(idVendor:PL2303_SIEMENS_VENDOR_ID;idProduct:PL2303_SIEMENS_PRODUCT_ID_SX1),`	PL2303_QUIRK_UART_STATE_IDX0
`(idVendor:PL2303_SIEMENS_VENDOR_ID;idProduct:PL2303_SIEMENS_PRODUCT_ID_X65),`	PL2303_QUIRK_UART_STATE_IDX0
`(idVendor:PL2303_SIEMENS_VENDOR_ID;idProduct:PL2303_SIEMENS_PRODUCT_ID_X75),`	PL2303_QUIRK_UART_STATE_IDX0
`(idVendor:PL2303_SIEMENS_VENDOR_ID;idProduct:PL2303_SIEMENS_PRODUCT_ID_EF81),`
`(idVendor:PL2303_BENQ_VENDOR_ID;idProduct:PL2303_BENQ_PRODUCT_ID_S81),`	Benq/Siemens S81
`(idVendor:PL2303_SYNTECH_VENDOR_ID;idProduct:PL2303_SYNTECH_PRODUCT_ID),`
`(idVendor:PL2303_NOKIA_CA42_VENDOR_ID;idProduct:PL2303_NOKIA_CA42_PRODUCT_ID),`
`(idVendor:PL2303_CA_42_CA42_VENDOR_ID;idProduct:PL2303_CA_42_CA42_PRODUCT_ID),`
`(idVendor:PL2303_SAGEM_VENDOR_ID;idProduct:PL2303_SAGEM_PRODUCT_ID),`
`(idVendor:PL2303_LEADTEK_VENDOR_ID;idProduct:PL2303_LEADTEK_9531_PRODUCT_ID),`
`(idVendor:PL2303_SPEEDDRAGON_VENDOR_ID;idProduct:PL2303_SPEEDDRAGON_PRODUCT_ID),`
`(idVendor:PL2303_DATAPILOT_U2_VENDOR_ID;idProduct:PL2303_DATAPILOT_U2_PRODUCT_ID),`
`(idVendor:PL2303_BELKIN_VENDOR_ID;idProduct:PL2303_BELKIN_PRODUCT_ID),`
`(idVendor:PL2303_ALCOR_VENDOR_ID;idProduct:PL2303_ALCOR_PRODUCT_ID),`
`(idVendor:PL2303_WS002IN_VENDOR_ID;idProduct:PL2303_WS002IN_PRODUCT_ID),`
`(idVendor:PL2303_COREGA_VENDOR_ID;idProduct:PL2303_COREGA_PRODUCT_ID),`
`(idVendor:PL2303_YCCABLE_VENDOR_ID;idProduct:PL2303_YCCABLE_PRODUCT_ID),`
`(idVendor:PL2303_SUPERIAL_VENDOR_ID;idProduct:PL2303_SUPERIAL_PRODUCT_ID),`
`(idVendor:PL2303_HP_VENDOR_ID;idProduct:PL2303_HP_LD220_PRODUCT_ID),`
`(idVendor:PL2303_HP_VENDOR_ID;idProduct:PL2303_HP_LD960_PRODUCT_ID),`
`(idVendor:PL2303_HP_VENDOR_ID;idProduct:PL2303_HP_LCM220_PRODUCT_ID),`
`(idVendor:PL2303_HP_VENDOR_ID;idProduct:PL2303_HP_LCM960_PRODUCT_ID),`
`(idVendor:PL2303_CRESSI_VENDOR_ID;idProduct:PL2303_CRESSI_EDY_PRODUCT_ID),`
`(idVendor:PL2303_ZEAGLE_VENDOR_ID;idProduct:PL2303_ZEAGLE_N2ITION3_PRODUCT_ID),`
`(idVendor:PL2303_SONY_VENDOR_ID;idProduct:PL2303_SONY_QN3USB_PRODUCT_ID),`
`(idVendor:PL2303_SANWA_VENDOR_ID;idProduct:PL2303_SANWA_PRODUCT_ID),`
`(idVendor:PL2303_ADLINK_VENDOR_ID;idProduct:PL2303_ADLINK_ND6530_PRODUCT_ID),`
`(idVendor:PL2303_SMART_VENDOR_ID;idProduct:PL2303_SMART_PRODUCT_ID));`

Type definitions

PL2303 specific types

[Expand]

PPL2303SerialDevice = ^TPL2303SerialDevice;

TPL2303SerialDevice = record

Public variables

None defined

Function declarations

Initialization functions

[Expand]

procedure PL2303Init;

Description: To be documented

PL2303 serial functions

[Expand]

function PL2303SerialDeviceOpen(Serial:PSerialDevice; BaudRate,DataBits,StopBits,Parity,FlowControl,ReceiveDepth,TransmitDepth:LongWord):LongWord;

Description: To be documented

[Expand]

function PL2303SerialDeviceClose(Serial:PSerialDevice):LongWord;

Description: To be documented

[Expand]

function PL2303SerialDeviceRead(Serial:PSerialDevice; Buffer:Pointer; Size,Flags:LongWord; var Count:LongWord):LongWord;

Description: To be documented

[Expand]

function PL2303SerialDeviceWrite(Serial:PSerialDevice; Buffer:Pointer; Size,Flags:LongWord; var Count:LongWord):LongWord;

Description: To be documented

PL2303 USB functions

[Expand]

function PL2303DriverBind(Device:PUSBDevice; Interrface:PUSBInterface):LongWord;

Description: Bind the PL2303 driver to a USB device if it is suitable

[Expand]

function PL2303DriverUnbind(Device:PUSBDevice; Interrface:PUSBInterface):LongWord;

Description: Unbind the PL2303 driver from a USB device

[Expand]

procedure PL2303ReceiveWorker(Request:PUSBRequest);

Description: Called (by a Worker thread) to process a completed USB request from the PL2303 bulk IN endpoint

[Expand]

procedure PL2303ReceiveComplete(Request:PUSBRequest);

Description: Called when a USB request from the PL2303 bulk IN endpoint completes

[Expand]

procedure PL2303TransmitStart(Request:PUSBRequest);

Description: Called to continue transmission of data from the transmit buffer

[Expand]

procedure PL2303TransmitWorker(Request:PUSBRequest);

Description: Called (by a Worker thread) to process a completed USB request to the PL2303 bulk OUT endpoint

[Expand]

procedure PL2303TransmitComplete(Request:PUSBRequest);

Description: Called when a USB request to the PL2303 bulk OUT endpoint completes

[Expand]

procedure PL2303InterruptWorker(Request:PUSBRequest);

Description: Called (by a Worker thread) to process a completed USB request to the PL2303 interrupt IN endpoint

[Expand]

procedure PL2303InterruptComplete(Request:PUSBRequest);

Description: Called when a USB request from the PL2303 interrupt IN endpoint completes

PL2303 helper functions

[Expand]

function PL2303CheckDevice(Device:PUSBDevice):LongWord;

Description: Check the Vendor and Device ID against the supported devices

[Expand]

function PL2303PatchDevice(Device:PUSBDevice; var Model,Quirks:LongWord):LongWord;

Description: Check the USB device for quirks and model information needed by the driver

[Expand]

function PL2303VendorRead(Device:PUSBDevice; Value:Word; Data:PByte):LongWord;

Description: Perform a vendor read request to a PL2303 device

[Expand]

function PL2303VendorWrite(Device:PUSBDevice; Value,Index:Word):LongWord;

Description: Perform a vendor write request to a PL2303 device

[Expand]

function PL2303GetLineRequest(Device:PUSBDevice; Data:PByte):LongWord;

Description: Perform a get line request to a PL2303 device

[Expand]

function PL2303SetLineRequest(Device:PUSBDevice; Data:PByte):LongWord;

Description: Perform a set line request to a PL2303 device

[Expand]

function PL2303SetControlRequest(Device:PUSBDevice; Value:Word):LongWord;

Description: Perform a set control request to a PL2303 device

[Expand]

function PL2303EncodeBaudRate(Device:PUSBDevice; BaudRate:LongWord; Data:PByte):LongWord;

Description: Encode a baud rate value into the Line Request buffer for a PL2303 device

[Expand]

function PL2303GetSupportedRate(BaudRate:LongWord):LongWord;

Description: To be documented

Return to Unit Reference

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 {| class="wikitable" style="font-size: 14px; background: white;"
 |-
-! '''Device'''
+! Device
 | The USB device to attempt to bind to
 |-
-! '''Interrface'''
+! Interrface
 | The USB interface to attempt to bind to (or nil for whole device)
 |-
-! '''Return'''
+! Return
-| USB_STATUS_SUCCESS if completed, USB_STATUS_DEVICE_UNSUPPORTED if unsupported or another error code on failure
+| USB_STATUS_SUCCESS if completed, USB_STATUS_DEVICE_UNSUPPORTED if unsupported or another error code on failure.
 |-
 |}
@@ Line 1,036: / Line 1,036: @@
 {| class="wikitable" style="font-size: 14px; background: white;"
 |-
-! '''Device'''
+! Device
 | The USB device to unbind from
 |-
-! '''Interrface'''
+! Interrface
 | The USB interface to unbind from (or nil for whole device)
 |-
-! '''Return'''
+! Return
 | USB_STATUS_SUCCESS if completed or another error code on failure
 |-
@@ Line 1,054: / Line 1,054: @@
 {| class="wikitable" style="font-size: 14px; background: white;"
 |-
-! '''Request'''
+! Request
 | The USB request which has completed
 |-
@@ Line 1,066: / Line 1,066: @@
 {| class="wikitable" style="font-size: 14px; background: white;"
 |-
-! '''Request'''
+! Request
 | The USB request which has completed
 |-
-! '''Note'''
+! Note
 | Request is passed to worker thread for processing to prevent blocking the USB completion
 |-
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 {| class="wikitable" style="font-size: 14px; background: white;"
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-! '''Request'''
+! Request
 | The USB transmit request to use
 |-
-! '''Note'''
+! Note
 | Caller must hold the lock on the serial device
 |-
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-! '''Request'''
+! Request
 | The USB request which has completed
 |-
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-! '''Request'''
+! Request
 | The USB request which has completed
 |-
-! '''Note'''
+! Note
 | Request is passed to worker thread for processing to prevent blocking the USB completion
 |-
@@ Line 1,123: / Line 1,123: @@
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-! '''Request'''
+! Request
 | The USB request which has completed
 |-
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 |-
-! '''Request'''
+! Request
 | The USB request which has completed
 |-
-! '''Note'''
+! Note
 | Request is passed to worker thread for processing to prevent blocking the USB completion
 |-
@@ Line 1,153: / Line 1,153: @@
 {| class="wikitable" style="font-size: 14px; background: white;"
 |-
-! '''Device'''
+! Device
 | USB device to check
 |-
-! '''Return'''
+! Return
 | USB_STATUS_SUCCESS if completed or another error code on failure
 |-
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 {| class="wikitable" style="font-size: 14px; background: white;"
 |-
-! '''Device'''
+! Device
 | USB device to check
 |-
-! '''Return'''
+! Return
 | USB_STATUS_SUCCESS if completed or another error code on failure
 |-
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`PL2303_DRIVER_NAME = 'Prolific PL2303 USB to Serial Driver';`	Name of PL2303 driver

`PL2303_SERIAL_DESCRIPTION = 'Prolific PL2303 USB to Serial';`	Description of PL2303 device

`PL2303_MIN_BAUD = 75;`
`PL2303_MAX_BAUD = 1228800;`
`PL2303_MAX_BAUD_HX = 12000000;`

`PL2303_MIN_DATABITS = SERIAL_DATA_5BIT;`
`PL2303_MAX_DATABITS = SERIAL_DATA_8BIT;`

`PL2303_MIN_STOPBITS = SERIAL_STOP_1BIT;`
`PL2303_MAX_STOPBITS = SERIAL_STOP_1BIT5;`

`PL2303_MAX_PARITY = SERIAL_PARITY_SPACE;`

`PL2303_MAX_FLOW = SERIAL_FLOW_DSR_DTR;`

`PL2303_TYPE_01 = 0;`	Type 0 and 1 (difference unknown)
`PL2303_TYPE_HX = 1;`	HX version of the PL2303 chip

`PL2303_SET_LINE_REQUEST_TYPE = $21;`
`PL2303_SET_LINE_REQUEST = $20;`

`PL2303_SET_CONTROL_REQUEST_TYPE = $21;`
`PL2303_SET_CONTROL_REQUEST = $22;`
`PL2303_CONTROL_DTR = $01;`
`PL2303_CONTROL_RTS = $02;`

`PL2303_BREAK_REQUEST_TYPE = $21;`
`PL2303_BREAK_REQUEST = $23;`
`PL2303_BREAK_ON = $ffff;`
`PL2303_BREAK_OFF = $0000;`

`PL2303_GET_LINE_REQUEST_TYPE = $a1;`
`PL2303_GET_LINE_REQUEST = $21;`

`PL2303_VENDOR_WRITE_REQUEST_TYPE = $40;`
`PL2303_VENDOR_WRITE_REQUEST = $01;`

`PL2303_VENDOR_READ_REQUEST_TYPE = $c0;`
`PL2303_VENDOR_READ_REQUEST = $01;`

`PL2303_UART_STATE_INDEX = 8;`
`PL2303_UART_DCD = $01;`
`PL2303_UART_DSR = $02;`
`PL2303_UART_BREAK_ERROR = $04;`
`PL2303_UART_RING = $08;`
`PL2303_UART_FRAME_ERROR = $10;`
`PL2303_UART_PARITY_ERROR = $20;`
`PL2303_UART_OVERRUN_ERROR = $40;`
`PL2303_UART_CTS = $80;`

`PL2303_UART_STATE_MSR_MASK = PL2303_UART_DCD or PL2303_UART_DSR or PL2303_UART_RING or PL2303_UART_CTS;`	$8b
`PL2303_UART_STATE_TRANSIENT_MASK = PL2303_UART_BREAK_ERROR or PL2303_UART_FRAME_ERROR or PL2303_UART_PARITY_ERROR or PL2303_UART_OVERRUN_ERROR;`	$74

`PL2303_SUPPORTED_BAUD_RATE_COUNT = 25;`

`PL2303_SUPPORTED_BAUD_RATES:array[0..PL2303_SUPPORTED_BAUD_RATE_COUNT - 1] of LongWord = (`
`75,`
`150,`
`300,`
`600,`
`1200,`
`1800,`
`2400,`
`3600,`
`4800,`
`7200,`
`9600,`
`14400,`
`19200,`
`28800,`
`38400,`
`57600,`
`115200,`
`230400,`
`460800,`
`614400,`
`921600,`
`1228800,`
`2457600,`
`3000000,`
`6000000);`

Difference between revisions of "Unit PL2303"

Revision as of 05:07, 24 April 2018

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`PL2303_QUIRK_NONE = $00000000;`
`PL2303_QUIRK_UART_STATE_IDX0 = $00000001;`
`PL2303_QUIRK_LEGACY = $00000002;`

Serial Properties
`Serial:TSerialDevice;`
USB Properties
`Model:LongWord;`	Device model (eg PL2303_TYPE_01)
`Quirks:LongWord;`	Unusual behaviours of specific chip versions
`Control:LongWord;`	Status of the control lines RTS and DTR
`TransmitActive:LongBool;`	True if a Transmit request is currently in progress
`ReceiveRequest:PUSBRequest;`	USB request Bulk IN Endpoint
`ReceiveEndpoint:PUSBEndpointDescriptor;`	PL2303 Bulk IN Endpoint
`TransmitRequest:PUSBRequest;`	USB request for Bulk OUT Endpoint
`TransmitEndpoint:PUSBEndpointDescriptor;`	PL2303 Bulk OUT Endpoint
`InterruptRequest:PUSBRequest;`	USB request for Interrupt IN Endpoint
`InterruptEndpoint:PUSBEndpointDescriptor;`	PL2303 Interrupt IN Endpoint
`PendingCount:LongWord;`	Number of USB requests pending for this device
`WaiterThread:TThreadId;`	Thread waiting for pending requests to complete (for device detachment)
Statistics Properties
`ReceiveComplete:LongWord;`
`TransmitComplete:LongWord;`
`InterruptComplete:LongWord;`
`InterruptErrors:LongWord;`

Device	The USB device to attempt to bind to
Interrface	The USB interface to attempt to bind to (or nil for whole device)
Return	USB_STATUS_SUCCESS if completed, USB_STATUS_DEVICE_UNSUPPORTED if unsupported or another error code on failure.

Device	The USB device to unbind from
Interrface	The USB interface to unbind from (or nil for whole device)
Return	USB_STATUS_SUCCESS if completed or another error code on failure

Request	The USB request which has completed
Note	Request is passed to worker thread for processing to prevent blocking the USB completion

Request	The USB transmit request to use
Note	Caller must hold the lock on the serial device

Device	USB device to check
Return	USB_STATUS_SUCCESS if completed or another error code on failure

`PL2303_BULK_IN_SIZE = 256;`
`PL2303_BULK_OUT_SIZE = 256;`