ftdi.h - description
-------------------
begin : Fri Apr 4 2003
- copyright : (C) 2003-2011 by Intra2net AG and the libftdi developers
+ copyright : (C) 2003-2013 by Intra2net AG and the libftdi developers
email : opensource@intra2net.com
***************************************************************************/
#include <libusb.h>
-/* Even on 93xx66 at max 256 bytes are used (AN_121)*/
-#define FTDI_MAX_EEPROM_SIZE 256
-
/** FTDI chip type */
enum ftdi_chip_type { TYPE_AM=0, TYPE_BM=1, TYPE_2232C=2, TYPE_R=3, TYPE_2232H=4, TYPE_4232H=5, TYPE_232H=6 };
/** Parity mode for ftdi_set_line_property() */
};
/**
- \brief FTDI eeprom structure
-*/
-struct ftdi_eeprom
-{
- /** vendor id */
- int vendor_id;
- /** product id */
- int product_id;
-
- /** self powered */
- int self_powered;
- /** remote wakeup */
- int remote_wakeup;
-
- int is_not_pnp;
-
- /* Suspend on DBUS7 Low */
- int suspend_dbus7;
-
- /** input in isochronous transfer mode */
- int in_is_isochronous;
- /** output in isochronous transfer mode */
- int out_is_isochronous;
- /** suspend pull downs */
- int suspend_pull_downs;
-
- /** use serial */
- int use_serial;
- /** usb version */
- int usb_version;
- /** Use usb version on FT2232 devices*/
- int use_usb_version;
- /** maximum power */
- int max_power;
-
- /** manufacturer name */
- char *manufacturer;
- /** product name */
- char *product;
- /** serial number */
- char *serial;
-
- /* 2232D/H(/FT4432H?) specific */
- /* Hardware type, 0 = RS232 Uart, 1 = 245 FIFO, 2 = CPU FIFO,
- 4 = OPTO Isolate */
- int channel_a_type;
- int channel_b_type;
- /* Driver Type, 1 = VCP */
- int channel_a_driver;
- int channel_b_driver;
-
- /* Special function of FT232R/FT232H devices (and possibly others as well) */
- /** CBUS pin function. See CBUS_xxx defines. */
- int cbus_function[9];
- /** Select hight current drive on R devices. */
- int high_current;
- /** Select hight current drive on A channel (2232C */
- int high_current_a;
- /** Select hight current drive on B channel (2232C). */
- int high_current_b;
- /** Select inversion of data lines (bitmask). */
- int invert;
-
- /*2232H/4432H Group specific values */
- /* Group0 is AL on 2322H and A on 4232H
- Group1 is AH on 2232H and B on 4232H
- Group2 is BL on 2322H and C on 4232H
- Group3 is BH on 2232H and C on 4232H*/
- int group0_drive;
- int group0_schmitt;
- int group0_slew;
- int group1_drive;
- int group1_schmitt;
- int group1_slew;
- int group2_drive;
- int group2_schmitt;
- int group2_slew;
- int group3_drive;
- int group3_schmitt;
- int group3_slew;
-
- int powersave;
-
- int clock_polarity;
- int data_order;
- int flow_control;
-
- /** eeprom size in bytes. This doesn't get stored in the eeprom
- but is the only way to pass it to ftdi_eeprom_build. */
- int size;
- /* EEPROM Type 0x46 for 93xx46, 0x56 for 93xx56 and 0x66 for 93xx66*/
- int chip;
- unsigned char buf[FTDI_MAX_EEPROM_SIZE];
-};
-
-/**
\brief Main context structure for all libftdi functions.
Do not access directly if possible.
POWER_SAVE = 45,
CLOCK_POLARITY = 46,
DATA_ORDER = 47,
- FLOW_CONTROL = 48
+ FLOW_CONTROL = 48,
+ CHANNEL_C_DRIVER = 49,
+ CHANNEL_D_DRIVER = 50,
+ CHANNEL_A_RS485 = 51,
+ CHANNEL_B_RS485 = 52,
+ CHANNEL_C_RS485 = 53,
+ CHANNEL_D_RS485 = 54,
};
/**
/** Interface Mode. */
#define CHANNEL_IS_UART 0x0
-#define CHANNEL_IS_245 0x1
-#define CHANNEL_IS_CPU 0x2
-#define CHANNEL_IS_OPTO 0x3
-#define CHANNEL_IS_FT1284 0x4
+#define CHANNEL_IS_FIFO 0x1
+#define CHANNEL_IS_OPTO 0x2
+#define CHANNEL_IS_CPU 0x4
+#define CHANNEL_IS_FT1284 0x8
+
+#define CHANNEL_IS_RS485 0x10
#define DRIVE_4MA 0
#define DRIVE_8MA 1
typedef int (FTDIStreamCallback)(uint8_t *buffer, int length,
FTDIProgressInfo *progress, void *userdata);
+/**
+ * Provide libftdi version information
+ * major: Library major version
+ * minor: Library minor version
+ * micro: Currently unused, ight get used for hotfixes.
+ * version_str: Version as (static) string
+ * snapshot_str: Git snapshot version if known. Otherwise "unknown" or empty string.
+*/
+struct ftdi_version_info
+{
+ int major;
+ int minor;
+ int micro;
+ const char *version_str;
+ const char *snapshot_str;
+};
+
#ifdef __cplusplus
extern "C"
void ftdi_free(struct ftdi_context *ftdi);
void ftdi_set_usbdev (struct ftdi_context *ftdi, struct libusb_device_handle *usbdev);
+ struct ftdi_version_info ftdi_get_library_version();
+
int ftdi_usb_find_all(struct ftdi_context *ftdi, struct ftdi_device_list **devlist,
int vendor, int product);
void ftdi_list_free(struct ftdi_device_list **devlist);
int ftdi_write_data_set_chunksize(struct ftdi_context *ftdi, unsigned int chunksize);
int ftdi_write_data_get_chunksize(struct ftdi_context *ftdi, unsigned int *chunksize);
- int ftdi_readstream(struct ftdi_context *ftdi, FTDIStreamCallback *callback,
+ int ftdi_readstream(struct ftdi_context *ftdi, FTDIStreamCallback *callback,
void *userdata, int packetsPerTransfer, int numTransfers);
- int ftdi_write_data_async(struct ftdi_context *ftdi, unsigned char *buf, int size);
- void ftdi_async_complete(struct ftdi_context *ftdi, int wait_for_more);
+ struct ftdi_transfer_control *ftdi_write_data_submit(struct ftdi_context *ftdi, unsigned char *buf, int size);
struct ftdi_transfer_control *ftdi_read_data_submit(struct ftdi_context *ftdi, unsigned char *buf, int size);
int ftdi_transfer_data_done(struct ftdi_transfer_control *tc);
- int DEPRECATED(ftdi_enable_bitbang(struct ftdi_context *ftdi, unsigned char bitmask));
- int ftdi_disable_bitbang(struct ftdi_context *ftdi);
int ftdi_set_bitmode(struct ftdi_context *ftdi, unsigned char bitmask, unsigned char mode);
+ int ftdi_disable_bitbang(struct ftdi_context *ftdi);
int ftdi_read_pins(struct ftdi_context *ftdi, unsigned char *pins);
int ftdi_set_latency_timer(struct ftdi_context *ftdi, unsigned char latency);
int ftdi_set_eeprom_value(struct ftdi_context *ftdi, enum ftdi_eeprom_value value_name, int value);
int ftdi_get_eeprom_buf(struct ftdi_context *ftdi, unsigned char * buf, int size);
+ int ftdi_set_eeprom_buf(struct ftdi_context *ftdi, const unsigned char * buf, int size);
int ftdi_read_eeprom(struct ftdi_context *ftdi);
int ftdi_read_chipid(struct ftdi_context *ftdi, unsigned int *chipid);
git://developer.intra2net.com / libftdi / blobdiff