usbtmc_device.c File Reference

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Classes
struct	usbtmc_interface_state_t

Typedefs
typedef usbtmc_response_capabilities_488_t	usbtmc_capabilities_specific_t

Enumerations
enum	usbtmcd_state_enum {   STATE_CLOSED , STATE_NAK , STATE_IDLE , STATE_RCV ,   STATE_TX_REQUESTED , STATE_TX_INITIATED , STATE_TX_SHORTED , STATE_CLEARING ,   STATE_ABORTING_BULK_IN , STATE_ABORTING_BULK_IN_SHORTED , STATE_ABORTING_BULK_IN_ABORTED , STATE_ABORTING_BULK_OUT ,   STATE_NUM_STATES }

Functions
	TU_VERIFY_STATIC (USBTMCD_BUFFER_SIZE >=32u,"USBTMC dev buffer size too small")
static bool	handle_devMsgOutStart (uint8_t rhport, void *data, size_t len)
static bool	handle_devMsgOut (uint8_t rhport, void *data, size_t len, size_t packetLen)
static	OSAL_MUTEX_DEF (usbtmcLockBuffer)
bool	atomicChangeState (usbtmcd_state_enum expectedState, usbtmcd_state_enum newState)
bool	tud_usbtmc_transmit_dev_msg_data (const void *data, size_t len, bool endOfMessage, bool usingTermChar)
bool	tud_usbtmc_transmit_notification_data (const void *data, size_t len)
void	usbtmcd_init_cb (void)
bool	usbtmcd_deinit (void)
uint16_t	usbtmcd_open_cb (uint8_t rhport, tusb_desc_interface_t const *itf_desc, uint16_t max_len)
bool	tud_usbtmc_start_bus_read (void)
void	usbtmcd_reset_cb (uint8_t rhport)
static bool	handle_devMsgIn (void *data, size_t len)
bool	usbtmcd_xfer_cb (uint8_t rhport, uint8_t ep_addr, xfer_result_t result, uint32_t xferred_bytes)
bool	usbtmcd_control_xfer_cb (uint8_t rhport, uint8_t stage, tusb_control_request_t const *request)

Variables
tu_static char	logMsg [150]
CFG_TUD_MEM_SECTION tu_static usbtmc_interface_state_t	usbtmc_state
tu_static uint8_t	termChar
tu_static uint8_t	termCharRequested = false
osal_mutex_t	usbtmcLock

Typedef Documentation

usbtmc_capabilities_specific_t

typedef usbtmc_response_capabilities_t usbtmc_capabilities_specific_t

Definition at line 117 of file usbtmc_device.c.

Enumeration Type Documentation

usbtmcd_state_enum

enum usbtmcd_state_enum

Enumerator
STATE_CLOSED
STATE_NAK
STATE_IDLE
STATE_RCV
STATE_TX_REQUESTED
STATE_TX_INITIATED
STATE_TX_SHORTED
STATE_CLEARING
STATE_ABORTING_BULK_IN
STATE_ABORTING_BULK_IN_SHORTED
STATE_ABORTING_BULK_IN_ABORTED
STATE_ABORTING_BULK_OUT
STATE_NUM_STATES

Definition at line 99 of file usbtmc_device.c.

Function Documentation

atomicChangeState()

bool atomicChangeState	(	usbtmcd_state_enum	expectedState,
		usbtmcd_state_enum	newState )

Definition at line 179 of file usbtmc_device.c.

handle_devMsgIn()

static bool handle_devMsgIn ( void * data, size_t len )

static

Definition at line 464 of file usbtmc_device.c.

handle_devMsgOut()

static bool handle_devMsgOut ( uint8_t rhport, void * data, size_t len, size_t packetLen )

static

Definition at line 432 of file usbtmc_device.c.

handle_devMsgOutStart()

static bool handle_devMsgOutStart ( uint8_t rhport, void * data, size_t len )

static

Definition at line 415 of file usbtmc_device.c.

OSAL_MUTEX_DEF()

static OSAL_MUTEX_DEF ( usbtmcLockBuffer )

static

TU_VERIFY_STATIC()

TU_VERIFY_STATIC	(	USBTMCD_BUFFER_SIZE >=	32u,
		"USBTMC dev buffer size too small"	)

tud_usbtmc_start_bus_read()

bool tud_usbtmc_start_bus_read

(

void

)

Definition at line 383 of file usbtmc_device.c.

tud_usbtmc_transmit_dev_msg_data()

bool tud_usbtmc_transmit_dev_msg_data	(	const void *	data,
		size_t	len,
		bool	endOfMessage,
		bool	usingTermChar )

Definition at line 203 of file usbtmc_device.c.

tud_usbtmc_transmit_notification_data()

bool tud_usbtmc_transmit_notification_data	(	const void *	data,
		size_t	len )

Definition at line 250 of file usbtmc_device.c.

usbtmcd_control_xfer_cb()

bool usbtmcd_control_xfer_cb	(	uint8_t	rhport,
		uint8_t	stage,
		tusb_control_request_t const *	request )

Definition at line 620 of file usbtmc_device.c.

usbtmcd_deinit()

bool usbtmcd_deinit

(

void

)

Definition at line 283 of file usbtmc_device.c.

usbtmcd_init_cb()

void usbtmcd_init_cb

(

void

)

Definition at line 263 of file usbtmc_device.c.

usbtmcd_open_cb()

uint16_t usbtmcd_open_cb	(	uint8_t	rhport,
		tusb_desc_interface_t const *	itf_desc,
		uint16_t	max_len )

Definition at line 290 of file usbtmc_device.c.

usbtmcd_reset_cb()

void usbtmcd_reset_cb

(

uint8_t

rhport

)

Definition at line 403 of file usbtmc_device.c.

usbtmcd_xfer_cb()

bool usbtmcd_xfer_cb	(	uint8_t	rhport,
		uint8_t	ep_addr,
		xfer_result_t	result,
		uint32_t	xferred_bytes )

Definition at line 487 of file usbtmc_device.c.

Variable Documentation

logMsg

tu_static char logMsg[150]

Definition at line 81 of file usbtmc_device.c.

termChar

tu_static uint8_t termChar

Definition at line 165 of file usbtmc_device.c.

termCharRequested

tu_static uint8_t termCharRequested = false

Definition at line 168 of file usbtmc_device.c.

usbtmc_state

CFG_TUD_MEM_SECTION tu_static usbtmc_interface_state_t usbtmc_state

Initial value:

=
{
    .itf_id = 0xFF,
}

Definition at line 153 of file usbtmc_device.c.

usbtmcLock

osal_mutex_t usbtmcLock

Definition at line 173 of file usbtmc_device.c.