X-Git-Url: http://developer.intra2net.com/git/?p=libftdi;a=blobdiff_plain;f=src%2Fftdi.h;h=b518f969f10dc68343e54c5dbc4e49419fcdcfd9;hp=9c19734834d0032248a63c34891285025d9256d9;hb=418aaa72029f42b4054336067d5874e79992a426;hpb=e2f12a4fb7a27243c9c8fef2755b9ace5751fe5e

diff --git a/src/ftdi.h b/src/ftdi.h
index 9c19734..b518f96 100644
--- a/src/ftdi.h
+++ b/src/ftdi.h
@@ -35,18 +35,18 @@ enum ftdi_break_type { BREAK_OFF=0, BREAK_ON=1 };
 /** MPSSE bitbang modes */
 enum ftdi_mpsse_mode
 {
-    BITMODE_RESET  = 0x00,
-    BITMODE_BITBANG= 0x01,
-    BITMODE_MPSSE  = 0x02,
-    BITMODE_SYNCBB = 0x04,
-    BITMODE_MCU    = 0x08,
-    /* CPU-style fifo mode gets set via EEPROM */
-    BITMODE_OPTO   = 0x10,
-    BITMODE_CBUS   = 0x20,
-    BITMODE_SYNCFF = 0x40
+    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 */
+    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 */
 };
 
-/** Port interface for FT2232C */
+/** Port interface for chips with multiple interfaces */
 enum ftdi_interface
 {
     INTERFACE_ANY = 0,
@@ -289,7 +289,10 @@ extern "C"
     int ftdi_usb_open(struct ftdi_context *ftdi, int vendor, int product);
     int ftdi_usb_open_desc(struct ftdi_context *ftdi, int vendor, int product,
                            const char* description, const char* serial);
+    int ftdi_usb_open_desc_index(struct ftdi_context *ftdi, int vendor, int product,
+                           const char* description, const char* serial, unsigned int index);
     int ftdi_usb_open_dev(struct ftdi_context *ftdi, struct usb_device *dev);
+    int ftdi_usb_open_string(struct ftdi_context *ftdi, const char* description);
 
     int ftdi_usb_close(struct ftdi_context *ftdi);
     int ftdi_usb_reset(struct ftdi_context *ftdi);