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;; ;;
;; Copyright (C) KolibriOS team 2004-2015. All rights reserved. ;;
;; Distributed under terms of the GNU General Public License ;;
;; ;;
;; Include file for apps which want to use FTDI device ;;
;; ;;
;; GNU GENERAL PUBLIC LICENSE ;;
;; Version 2, June 1991 ;;
;; ;;
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;Bitmode constants
BITMODE_RESET = 0x00 ;Switch off bitbang mode, back to regular serial FIFO
BITMODE_BITBANG= 0x01 ;Classical asynchronous bitbang mode, introduced with B-type chips */
BITMODE_MPSSE = 0x02 ;MPSSE mode, available on 2232x chips */
BITMODE_SYNCBB = 0x04 ;Synchronous bitbang mode, available on 2232x and R-type chips */
BITMODE_MCU = 0x08 ;MCU Host Bus Emulation mode, available on 2232x chips */
;CPU-style fifo mode gets set via EEPROM (cuurenntly EEPROM burn not supported in KolibriOS)
BITMODE_OPTO = 0x10 ;Fast Opto-Isolated Serial Interface Mode, available on 2232x chips */
BITMODE_CBUS = 0x20 ;Bitbang on CBUS pins of R-type chips, configure in EEPROM before */
BITMODE_SYNCFF = 0x40 ;Single Channel Synchronous FIFO mode, available on 2232H chips */
BITMODE_FT1284 = 0x80 ;FT1284 mode, available on 232H chips
;Line property constants
;parity
NONE = 0 shl 8
ODD = 1 shl 8
EVEN = 2 shl 8
MARK = 3 shl 8
SPACE = 4 shl 8
;stop bits
STOP_BIT_1 = 0 shl 11
STOP_BIT_15 = 1 shl 11
STOP_BIT_2 = 2 shl 11
;break type
BREAK_OFF = 0 shl 14
BREAK_ON = 1 shl 14
;number of bits has to be at lower byte
;Flow control
SIO_DISABLE_FLOW_CTRL = 0x0
SIO_RTS_CTS_HS = (0x1 shl 8)
SIO_DTR_DSR_HS = (0x2 shl 8)
SIO_XON_XOFF_HS= (0x4 shl 8)
;Chip types
TYPE_AM = 0
TYPE_BM = 1
TYPE_2232C = 2
TYPE_R = 3
TYPE_2232H = 4
TYPE_4232H = 5
TYPE_232H = 6
TYPE_230X = 7
;IO codes
;Get list of detected ftdi chips
FTDI_GET_LIST = 1
;Acquire lock on ftdi device
;[input+8] - none
;[output] - PID device is locked by
FTDI_LOCK = 2
;Unlock ftdi device
;[input+8] - none
;[output] - 0 if unclock success, overwise PID device is locked by
FTDI_UNLOCK = 3
;[output] - chunksize
FTDI_GET_WRITE_CHUNKSIZE = 4
;[output] - chunksize
FTDI_GET_READ_CHUNKSIZE = 5
;[input+8] - chunksize
FTDI_SET_WRITE_CHUNKSIZE = 6
;[input+8] - chunksize
FTDI_SET_READ_CHUNKSIZE = 7
;Writes data in chunks to the chip
;[input+8] - size of data, [input+12] - beginning of data
FTDI_WRITE_DATA = 8
;Reads data in chunks from the chip
;[input+8] - size of data, [output] - red data
FTDI_READ_DATA = 9
;Sets the chip baud rate
;[input+8] - baudrate
FTDI_SET_BAUDRATE = 10
;Enable/disable bitbang modes
;[input+8] - 0xnnnnXXYY, where XX-bitmask, YY-bitmode
FTDI_SET_BITMODE = 11
;Set rts line high
;[input+8] - none
FTDI_SET_RTS_HIGH = 12
;Set rts line low
;[input+8] - none
FTDI_SET_RTS_LOW = 13
;Set dtr line high
;[input+8] - none
FTDI_SET_DTR_HIGH = 14
;Set dtr line low
;[input+8] - none
FTDI_SET_DTR_LOW = 15
;Resets the ftdi device
;[input+8] - none
FTDI_USB_RESET = 16
;Set flowcontrol for ftdi chip
;dword[input+8] - one of flow control constants
FTDI_SET_FLOW_CONTROL = 17
;Set the special event character
;[input+8] - 0xnnnnXXYY, where XX-1/0(enable/disable), YY-event char
FTDI_SET_EVENT_CHAR = 18
;Set error character
;[input+8] - 0xnnnnXXYY, where XX-1/0(enable/disable), YY-error char
FTDI_SET_ERROR_CHAR = 19
;FTDI chip keeps data in the internal buffer for a specific
;amount of time if the buffer is not full yet to decrease
;load on the usb bus
;[input+8] - 0xnnnnXXXX, where XX-latency
FTDI_SET_LATENCY_TIMER = 20
;Get latency timer
;[output] - latency
FTDI_GET_LATENCY_TIMER = 21
;Directly read pin state, circumventing the read buffer. Useful for bitbang mode
;[output] - pins' values
FTDI_READ_PINS = 22
;This function allows the retrieve the two status bytes of the device.
;The device sends these bytes also as a header for each read access
;where they are discarded by ftdi_read_data(). The chip generates
;the two stripped status bytes in the absence of data every 40 ms
;
; Layout of the first byte:
; - B0..B3 - must be 0
; - B4 Clear to send (CTS)
; 0 = inactive
; 1 = active
; - B5 Data set ready (DTS)
; 0 = inactive
; 1 = active
; - B6 Ring indicator (RI)
; 0 = inactive
; 1 = active
; - B7 Receive line signal detect (RLSD)
; 0 = inactive
; 1 = active
; Layout of the second byte:
; - 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
;[output] - poll modem status
FTDI_POLL_MODEM_STATUS = 23
;Set (RS232) line characteristics
;dword[input+8] - line property constants combination
FTDI_SET_LINE_PROPERTY = 24
;Clears the read buffer on the chip
;[input+8] - none
FTDI_PURGE_RX_BUFFER = 25
;Clears the write buffer on the chip
;[input+8] - none
FTDI_PURGE_RX_BUFFER = 26
;Structures
;list layout from FTDI_GET_LIST
struct dev_list
size dd ?
nodes rd size*sizeof.node
ends
struct node
islocked dd ? ; Will be 'LCKD', if dev is already locked; or 'NLKD', if dev is free
chip_type dd ? ; FTDI chip type (see Chip types constants)
dev_handle dd ? ; Device handle, value the same as in in_buf_map.dev_handle
ends
;input buffer map for requests above FTDI_GET_LIST
struc in_buf_map
pid dd ? ; Should be PID of application using this file
dev_handle dd ? ; Should be value acquired from one of dev_list's nodes
ends