diff options
Diffstat (limited to 'drivers/usb/serial/ftdi_sio.h')
| -rw-r--r-- | drivers/usb/serial/ftdi_sio.h | 777 |
1 files changed, 777 insertions, 0 deletions
diff --git a/drivers/usb/serial/ftdi_sio.h b/drivers/usb/serial/ftdi_sio.h new file mode 100644 index 000000000000..be5d60bf90b9 --- /dev/null +++ b/drivers/usb/serial/ftdi_sio.h @@ -0,0 +1,777 @@ +/* + * Definitions for the FTDI USB Single Port Serial Converter - + * known as FTDI_SIO (Serial Input/Output application of the chipset) + * + * The example I have is known as the USC-1000 which is available from + * http://www.dse.co.nz - cat no XH4214 It looks similar to this: + * http://www.dansdata.com/usbser.htm but I can't be sure There are other + * USC-1000s which don't look like my device though so beware! + * + * The device is based on the FTDI FT8U100AX chip. It has a DB25 on one side, + * USB on the other. + * + * Thanx to FTDI (http://www.ftdi.co.uk) for so kindly providing details + * of the protocol required to talk to the device and ongoing assistence + * during development. + * + * Bill Ryder - bryder@sgi.com formerly of Silicon Graphics, Inc.- wrote the + * FTDI_SIO implementation. + * + * Philipp Gühring - pg@futureware.at - added the Device ID of the USB relais + * from Rudolf Gugler + * + */ + +#define FTDI_VID 0x0403 /* Vendor Id */ +#define FTDI_SIO_PID 0x8372 /* Product Id SIO application of 8U100AX */ +#define FTDI_8U232AM_PID 0x6001 /* Similar device to SIO above */ +#define FTDI_8U232AM_ALT_PID 0x6006 /* FTDI's alternate PID for above */ +#define FTDI_8U232AM_ALT_ALT_PID 0xf3c0 /* FTDI's second alternate PID for above */ +#define FTDI_8U2232C_PID 0x6010 /* Dual channel device */ +#define FTDI_RELAIS_PID 0xFA10 /* Relais device from Rudolf Gugler */ +#define FTDI_NF_RIC_VID 0x0DCD /* Vendor Id */ +#define FTDI_NF_RIC_PID 0x0001 /* Product Id */ + +/* www.irtrans.de device */ +#define FTDI_IRTRANS_PID 0xFC60 /* Product Id */ + +/* www.crystalfontz.com devices - thanx for providing free devices for evaluation ! */ +/* they use the ftdi chipset for the USB interface and the vendor id is the same */ +#define FTDI_XF_632_PID 0xFC08 /* 632: 16x2 Character Display */ +#define FTDI_XF_634_PID 0xFC09 /* 634: 20x4 Character Display */ +#define FTDI_XF_547_PID 0xFC0A /* 547: Two line Display */ +#define FTDI_XF_633_PID 0xFC0B /* 633: 16x2 Character Display with Keys */ +#define FTDI_XF_631_PID 0xFC0C /* 631: 20x2 Character Display */ +#define FTDI_XF_635_PID 0xFC0D /* 635: 20x4 Character Display */ +#define FTDI_XF_640_PID 0xFC0E /* 640: Two line Display */ +#define FTDI_XF_642_PID 0xFC0F /* 642: Two line Display */ + +/* Video Networks Limited / Homechoice in the UK use an ftdi-based device for their 1Mb */ +/* broadband internet service. The following PID is exhibited by the usb device supplied */ +/* (the VID is the standard ftdi vid (FTDI_VID) */ +#define FTDI_VNHCPCUSB_D_PID 0xfe38 /* Product Id */ + +/* + * The following are the values for the Matrix Orbital LCD displays, + * which are the FT232BM ( similar to the 8U232AM ) + */ +#define FTDI_MTXORB_0_PID 0xFA00 /* Matrix Orbital Product Id */ +#define FTDI_MTXORB_1_PID 0xFA01 /* Matrix Orbital Product Id */ +#define FTDI_MTXORB_2_PID 0xFA02 /* Matrix Orbital Product Id */ +#define FTDI_MTXORB_3_PID 0xFA03 /* Matrix Orbital Product Id */ +#define FTDI_MTXORB_4_PID 0xFA04 /* Matrix Orbital Product Id */ +#define FTDI_MTXORB_5_PID 0xFA05 /* Matrix Orbital Product Id */ +#define FTDI_MTXORB_6_PID 0xFA06 /* Matrix Orbital Product Id */ + +/* Interbiometrics USB I/O Board */ +/* Developed for Interbiometrics by Rudolf Gugler */ +#define INTERBIOMETRICS_VID 0x1209 +#define INTERBIOMETRICS_IOBOARD_PID 0x1002 +#define INTERBIOMETRICS_MINI_IOBOARD_PID 0x1006 + +/* + * The following are the values for the Perle Systems + * UltraPort USB serial converters + */ +#define FTDI_PERLE_ULTRAPORT_PID 0xF0C0 /* Perle UltraPort Product Id */ + +/* + * The following are the values for the Sealevel SeaLINK+ adapters. + * (Original list sent by Tuan Hoang. Ian Abbott renamed the macros and + * removed some PIDs that don't seem to match any existing products.) + */ +#define SEALEVEL_VID 0x0c52 /* Sealevel Vendor ID */ +#define SEALEVEL_2101_PID 0x2101 /* SeaLINK+232 (2101/2105) */ +#define SEALEVEL_2102_PID 0x2102 /* SeaLINK+485 (2102) */ +#define SEALEVEL_2103_PID 0x2103 /* SeaLINK+232I (2103) */ +#define SEALEVEL_2104_PID 0x2104 /* SeaLINK+485I (2104) */ +#define SEALEVEL_2201_1_PID 0x2211 /* SeaPORT+2/232 (2201) Port 1 */ +#define SEALEVEL_2201_2_PID 0x2221 /* SeaPORT+2/232 (2201) Port 2 */ +#define SEALEVEL_2202_1_PID 0x2212 /* SeaPORT+2/485 (2202) Port 1 */ +#define SEALEVEL_2202_2_PID 0x2222 /* SeaPORT+2/485 (2202) Port 2 */ +#define SEALEVEL_2203_1_PID 0x2213 /* SeaPORT+2 (2203) Port 1 */ +#define SEALEVEL_2203_2_PID 0x2223 /* SeaPORT+2 (2203) Port 2 */ +#define SEALEVEL_2401_1_PID 0x2411 /* SeaPORT+4/232 (2401) Port 1 */ +#define SEALEVEL_2401_2_PID 0x2421 /* SeaPORT+4/232 (2401) Port 2 */ +#define SEALEVEL_2401_3_PID 0x2431 /* SeaPORT+4/232 (2401) Port 3 */ +#define SEALEVEL_2401_4_PID 0x2441 /* SeaPORT+4/232 (2401) Port 4 */ +#define SEALEVEL_2402_1_PID 0x2412 /* SeaPORT+4/485 (2402) Port 1 */ +#define SEALEVEL_2402_2_PID 0x2422 /* SeaPORT+4/485 (2402) Port 2 */ +#define SEALEVEL_2402_3_PID 0x2432 /* SeaPORT+4/485 (2402) Port 3 */ +#define SEALEVEL_2402_4_PID 0x2442 /* SeaPORT+4/485 (2402) Port 4 */ +#define SEALEVEL_2403_1_PID 0x2413 /* SeaPORT+4 (2403) Port 1 */ +#define SEALEVEL_2403_2_PID 0x2423 /* SeaPORT+4 (2403) Port 2 */ +#define SEALEVEL_2403_3_PID 0x2433 /* SeaPORT+4 (2403) Port 3 */ +#define SEALEVEL_2403_4_PID 0x2443 /* SeaPORT+4 (2403) Port 4 */ +#define SEALEVEL_2801_1_PID 0X2811 /* SeaLINK+8/232 (2801) Port 1 */ +#define SEALEVEL_2801_2_PID 0X2821 /* SeaLINK+8/232 (2801) Port 2 */ +#define SEALEVEL_2801_3_PID 0X2831 /* SeaLINK+8/232 (2801) Port 3 */ +#define SEALEVEL_2801_4_PID 0X2841 /* SeaLINK+8/232 (2801) Port 4 */ +#define SEALEVEL_2801_5_PID 0X2851 /* SeaLINK+8/232 (2801) Port 5 */ +#define SEALEVEL_2801_6_PID 0X2861 /* SeaLINK+8/232 (2801) Port 6 */ +#define SEALEVEL_2801_7_PID 0X2871 /* SeaLINK+8/232 (2801) Port 7 */ +#define SEALEVEL_2801_8_PID 0X2881 /* SeaLINK+8/232 (2801) Port 8 */ +#define SEALEVEL_2802_1_PID 0X2812 /* SeaLINK+8/485 (2802) Port 1 */ +#define SEALEVEL_2802_2_PID 0X2822 /* SeaLINK+8/485 (2802) Port 2 */ +#define SEALEVEL_2802_3_PID 0X2832 /* SeaLINK+8/485 (2802) Port 3 */ +#define SEALEVEL_2802_4_PID 0X2842 /* SeaLINK+8/485 (2802) Port 4 */ +#define SEALEVEL_2802_5_PID 0X2852 /* SeaLINK+8/485 (2802) Port 5 */ +#define SEALEVEL_2802_6_PID 0X2862 /* SeaLINK+8/485 (2802) Port 6 */ +#define SEALEVEL_2802_7_PID 0X2872 /* SeaLINK+8/485 (2802) Port 7 */ +#define SEALEVEL_2802_8_PID 0X2882 /* SeaLINK+8/485 (2802) Port 8 */ +#define SEALEVEL_2803_1_PID 0X2813 /* SeaLINK+8 (2803) Port 1 */ +#define SEALEVEL_2803_2_PID 0X2823 /* SeaLINK+8 (2803) Port 2 */ +#define SEALEVEL_2803_3_PID 0X2833 /* SeaLINK+8 (2803) Port 3 */ +#define SEALEVEL_2803_4_PID 0X2843 /* SeaLINK+8 (2803) Port 4 */ +#define SEALEVEL_2803_5_PID 0X2853 /* SeaLINK+8 (2803) Port 5 */ +#define SEALEVEL_2803_6_PID 0X2863 /* SeaLINK+8 (2803) Port 6 */ +#define SEALEVEL_2803_7_PID 0X2873 /* SeaLINK+8 (2803) Port 7 */ +#define SEALEVEL_2803_8_PID 0X2883 /* SeaLINK+8 (2803) Port 8 */ + +/* + * DSS-20 Sync Station for Sony Ericsson P800 + */ + +#define FTDI_DSS20_PID 0xFC82 + +/* + * Home Electronics (www.home-electro.com) USB gadgets + */ +#define FTDI_HE_TIRA1_PID 0xFA78 /* Tira-1 IR tranceiver */ + +/* USB-UIRT - An infrared receiver and transmitter using the 8U232AM chip */ +/* http://home.earthlink.net/~jrhees/USBUIRT/index.htm */ +#define FTDI_USB_UIRT_PID 0xF850 /* Product Id */ + +/* ELV USB Module UO100 (PID sent by Stefan Frings) */ +#define FTDI_ELV_UO100_PID 0xFB58 /* Product Id */ + +/* + * Definitions for ID TECH (www.idt-net.com) devices + */ +#define IDTECH_VID 0x0ACD /* ID TECH Vendor ID */ +#define IDTECH_IDT1221U_PID 0x0300 /* IDT1221U USB to RS-232 adapter */ + +/* + * Definitions for Omnidirectional Control Technology, Inc. devices + */ +#define OCT_VID 0x0B39 /* OCT vendor ID */ +/* Note: OCT US101 is also rebadged as Dick Smith Electronics (NZ) XH6381 */ +/* Also rebadged as SIIG Inc. model US2308 */ +#define OCT_US101_PID 0x0421 /* OCT US101 USB to RS-232 */ + +/* an infrared receiver for user access control with IR tags */ +#define FTDI_PIEGROUP_PID 0xF208 /* Product Id */ + +/* + * Protego product ids + */ +#define PROTEGO_SPECIAL_1 0xFC70 /* special/unknown device */ +#define PROTEGO_R2X0 0xFC71 /* R200-USB TRNG unit (R210, R220, and R230) */ +#define PROTEGO_SPECIAL_3 0xFC72 /* special/unknown device */ +#define PROTEGO_SPECIAL_4 0xFC73 /* special/unknown device */ + +/* + * Gude Analog- und Digitalsysteme GmbH + */ +#define FTDI_GUDEADS_E808_PID 0xE808 +#define FTDI_GUDEADS_E809_PID 0xE809 +#define FTDI_GUDEADS_E80A_PID 0xE80A +#define FTDI_GUDEADS_E80B_PID 0xE80B +#define FTDI_GUDEADS_E80C_PID 0xE80C +#define FTDI_GUDEADS_E80D_PID 0xE80D +#define FTDI_GUDEADS_E80E_PID 0xE80E +#define FTDI_GUDEADS_E80F_PID 0xE80F +#define FTDI_GUDEADS_E888_PID 0xE888 /* Expert ISDN Control USB */ +#define FTDI_GUDEADS_E889_PID 0xE889 /* USB RS-232 OptoBridge */ +#define FTDI_GUDEADS_E88A_PID 0xE88A +#define FTDI_GUDEADS_E88B_PID 0xE88B +#define FTDI_GUDEADS_E88C_PID 0xE88C +#define FTDI_GUDEADS_E88D_PID 0xE88D +#define FTDI_GUDEADS_E88E_PID 0xE88E +#define FTDI_GUDEADS_E88F_PID 0xE88F + +/* + * Linx Technologies product ids + */ +#define LINX_SDMUSBQSS_PID 0xF448 /* Linx SDM-USB-QS-S */ +#define LINX_MASTERDEVEL2_PID 0xF449 /* Linx Master Development 2.0 */ +#define LINX_FUTURE_0_PID 0xF44A /* Linx future device */ +#define LINX_FUTURE_1_PID 0xF44B /* Linx future device */ +#define LINX_FUTURE_2_PID 0xF44C /* Linx future device */ + +/* CCS Inc. ICDU/ICDU40 product ID - the FT232BM is used in an in-circuit-debugger */ +/* unit for PIC16's/PIC18's */ +#define FTDI_CCSICDU20_0_PID 0xF9D0 +#define FTDI_CCSICDU40_1_PID 0xF9D1 + +/* Inside Accesso contactless reader (http://www.insidefr.com) */ +#define INSIDE_ACCESSO 0xFAD0 + +/* + * Intrepid Control Systems (http://www.intrepidcs.com/) ValueCAN and NeoVI + */ +#define INTREPID_VID 0x093C +#define INTREPID_VALUECAN_PID 0x0601 +#define INTREPID_NEOVI_PID 0x0701 + +/* + * Falcom Wireless Communications GmbH + */ +#define FALCOM_VID 0x0F94 /* Vendor Id */ +#define FALCOM_TWIST_PID 0x0001 /* Falcom Twist USB GPRS modem */ + +/* + * SUUNTO product ids + */ +#define FTDI_SUUNTO_SPORTS_PID 0xF680 /* Suunto Sports instrument */ + +/* + * Definitions for B&B Electronics products. + */ +#define BANDB_VID 0x0856 /* B&B Electronics Vendor ID */ +#define BANDB_USOTL4_PID 0xAC01 /* USOTL4 Isolated RS-485 Converter */ +#define BANDB_USTL4_PID 0xAC02 /* USTL4 RS-485 Converter */ +#define BANDB_USO9ML2_PID 0xAC03 /* USO9ML2 Isolated RS-232 Converter */ + +/* + * RM Michaelides CANview USB (http://www.rmcan.com) + * CAN filedbus interface adapter, addad by port GmbH www.port.de) + */ +#define FTDI_RM_VID 0x0403 /* Vendor Id */ +#define FTDI_RMCANVIEW_PID 0xfd60 /* Product Id */ + +/* + * EVER Eco Pro UPS (http://www.ever.com.pl/) + */ + +#define EVER_ECO_PRO_CDS 0xe520 /* RS-232 converter */ + +/* Commands */ +#define FTDI_SIO_RESET 0 /* Reset the port */ +#define FTDI_SIO_MODEM_CTRL 1 /* Set the modem control register */ +#define FTDI_SIO_SET_FLOW_CTRL 2 /* Set flow control register */ +#define FTDI_SIO_SET_BAUD_RATE 3 /* Set baud rate */ +#define FTDI_SIO_SET_DATA 4 /* Set the data characteristics of the port */ +#define FTDI_SIO_GET_MODEM_STATUS 5 /* Retrieve current value of modern status register */ +#define FTDI_SIO_SET_EVENT_CHAR 6 /* Set the event character */ +#define FTDI_SIO_SET_ERROR_CHAR 7 /* Set the error character */ +#define FTDI_SIO_SET_LATENCY_TIMER 9 /* Set the latency timer */ +#define FTDI_SIO_GET_LATENCY_TIMER 10 /* Get the latency timer */ + +/* Port interface code for FT2232C */ +#define INTERFACE_A 1 +#define INTERFACE_B 2 + + +/* + * BmRequestType: 1100 0000b + * bRequest: FTDI_E2_READ + * wValue: 0 + * wIndex: Address of word to read + * wLength: 2 + * Data: Will return a word of data from E2Address + * + */ + +/* Port Identifier Table */ +#define PIT_DEFAULT 0 /* SIOA */ +#define PIT_SIOA 1 /* SIOA */ +/* The device this driver is tested with one has only one port */ +#define PIT_SIOB 2 /* SIOB */ +#define PIT_PARALLEL 3 /* Parallel */ + +/* FTDI_SIO_RESET */ +#define FTDI_SIO_RESET_REQUEST FTDI_SIO_RESET +#define FTDI_SIO_RESET_REQUEST_TYPE 0x40 +#define FTDI_SIO_RESET_SIO 0 +#define FTDI_SIO_RESET_PURGE_RX 1 +#define FTDI_SIO_RESET_PURGE_TX 2 + +/* + * BmRequestType: 0100 0000B + * bRequest: FTDI_SIO_RESET + * wValue: Control Value + * 0 = Reset SIO + * 1 = Purge RX buffer + * 2 = Purge TX buffer + * wIndex: Port + * wLength: 0 + * Data: None + * + * The Reset SIO command has this effect: + * + * Sets flow control set to 'none' + * Event char = $0D + * Event trigger = disabled + * Purge RX buffer + * Purge TX buffer + * Clear DTR + * Clear RTS + * baud and data format not reset + * + * The Purge RX and TX buffer commands affect nothing except the buffers + * + */ + +/* FTDI_SIO_SET_BAUDRATE */ +#define FTDI_SIO_SET_BAUDRATE_REQUEST_TYPE 0x40 +#define FTDI_SIO_SET_BAUDRATE_REQUEST 3 + +/* + * BmRequestType: 0100 0000B + * bRequest: FTDI_SIO_SET_BAUDRATE + * wValue: BaudDivisor value - see below + * wIndex: Port + * wLength: 0 + * Data: None + * The BaudDivisor values are calculated as follows: + * - BaseClock is either 12000000 or 48000000 depending on the device. FIXME: I wish + * I knew how to detect old chips to select proper base clock! + * - BaudDivisor is a fixed point number encoded in a funny way. + * (--WRONG WAY OF THINKING--) + * BaudDivisor is a fixed point number encoded with following bit weighs: + * (-2)(-1)(13..0). It is a radical with a denominator of 4, so values + * end with 0.0 (00...), 0.25 (10...), 0.5 (01...), and 0.75 (11...). + * (--THE REALITY--) + * The both-bits-set has quite different meaning from 0.75 - the chip designers + * have decided it to mean 0.125 instead of 0.75. + * This info looked up in FTDI application note "FT8U232 DEVICES \ Data Rates + * and Flow Control Consideration for USB to RS232". + * - BaudDivisor = (BaseClock / 16) / BaudRate, where the (=) operation should + * automagically re-encode the resulting value to take fractions into consideration. + * As all values are integers, some bit twiddling is in order: + * BaudDivisor = (BaseClock / 16 / BaudRate) | + * (((BaseClock / 2 / BaudRate) & 4) ? 0x4000 // 0.5 + * : ((BaseClock / 2 / BaudRate) & 2) ? 0x8000 // 0.25 + * : ((BaseClock / 2 / BaudRate) & 1) ? 0xc000 // 0.125 + * : 0) + * + * For the FT232BM, a 17th divisor bit was introduced to encode the multiples + * of 0.125 missing from the FT8U232AM. Bits 16 to 14 are coded as follows + * (the first four codes are the same as for the FT8U232AM, where bit 16 is + * always 0): + * 000 - add .000 to divisor + * 001 - add .500 to divisor + * 010 - add .250 to divisor + * 011 - add .125 to divisor + * 100 - add .375 to divisor + * 101 - add .625 to divisor + * 110 - add .750 to divisor + * 111 - add .875 to divisor + * Bits 15 to 0 of the 17-bit divisor are placed in the urb value. Bit 16 is + * placed in bit 0 of the urb index. + * + * Note that there are a couple of special cases to support the highest baud + * rates. If the calculated divisor value is 1, this needs to be replaced with + * 0. Additionally for the FT232BM, if the calculated divisor value is 0x4001 + * (1.5), this needs to be replaced with 0x0001 (1) (but this divisor value is + * not supported by the FT8U232AM). + */ + +typedef enum { + SIO = 1, + FT8U232AM = 2, + FT232BM = 3, + FT2232C = 4, +} ftdi_chip_type_t; + +typedef enum { + ftdi_sio_b300 = 0, + ftdi_sio_b600 = 1, + ftdi_sio_b1200 = 2, + ftdi_sio_b2400 = 3, + ftdi_sio_b4800 = 4, + ftdi_sio_b9600 = 5, + ftdi_sio_b19200 = 6, + ftdi_sio_b38400 = 7, + ftdi_sio_b57600 = 8, + ftdi_sio_b115200 = 9 +} FTDI_SIO_baudrate_t ; + +/* + * The ftdi_8U232AM_xxMHz_byyy constants have been removed. The encoded divisor values + * are calculated internally. + */ + +#define FTDI_SIO_SET_DATA_REQUEST FTDI_SIO_SET_DATA +#define FTDI_SIO_SET_DATA_REQUEST_TYPE 0x40 +#define FTDI_SIO_SET_DATA_PARITY_NONE (0x0 << 8 ) +#define FTDI_SIO_SET_DATA_PARITY_ODD (0x1 << 8 ) +#define FTDI_SIO_SET_DATA_PARITY_EVEN (0x2 << 8 ) +#define FTDI_SIO_SET_DATA_PARITY_MARK (0x3 << 8 ) +#define FTDI_SIO_SET_DATA_PARITY_SPACE (0x4 << 8 ) +#define FTDI_SIO_SET_DATA_STOP_BITS_1 (0x0 << 11 ) +#define FTDI_SIO_SET_DATA_STOP_BITS_15 (0x1 << 11 ) +#define FTDI_SIO_SET_DATA_STOP_BITS_2 (0x2 << 11 ) +#define FTDI_SIO_SET_BREAK (0x1 << 14) +/* FTDI_SIO_SET_DATA */ + +/* + * BmRequestType: 0100 0000B + * 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_MASK 0x2 +#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 )) + +/* + * 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_DISABLE_FLOW_CTRL 0x0 +#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 + * wLength: 0 + * 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 + * and the lValue field contains the XON 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 + * + */ + +/* + * FTDI_SIO_SET_EVENT_CHAR + * + * 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 */ +/* Retreive 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 + * + * One byte of data is returned + * 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 + * 1 = active + */ + + + +/* Descriptors returned by the device + * + * Device Descriptor + * + * 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 + * + * Configuration Descriptor + * + * 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 + * + * Interface Descriptor + * + * 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 + * + * IN Endpoint Descriptor + * + * 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 + * + * OUT Endpoint Descriptor + * + * 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 + * + * DATA FORMAT + * + * IN 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 + * + * Byte 0: Modem Status + * + * 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) + * + * Byte 1: Line Status + * + * 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. + * + * Byte 0: Line Status + * + * Offset Description + * B0 Reserved - must be 1 + * B1 Reserved - must be 0 + * B2..7 Length of message - (not including Byte 0) + * + */ + |
