Struct SYN_EcatMaster¶

EtherCAT Master Instance Context (Zero-Heap).

#include <syn_ethercat.h>

Public Attributes¶

Type	Name
uint8_t	current_slave_idx
uint32_t	cycle_count
bool	frame_rx_ready
bool	frame_tx_pending
uint8_t *	input_image
uint16_t	input_size
uint32_t	logical_addr
SYN_EcatState	master_state
uint8_t *	output_image
uint16_t	output_size
uint8_t	pdo_count
uint8_t	pdo_entry_idx
uint16_t	pdo_map_idx
size_t	pdo_read_len
uint32_t	pdo_sdo_val
uint16_t	poll_retries
uint8_t *	rx_buf
uint16_t	rx_buf_size
uint16_t	rx_frame_len
uint8_t	slave_count
SYN_EcatSlaveInfo	slaves
SYN_PT	sub_pt
uint32_t	total_rx_bits
uint32_t	total_tx_bits
uint8_t *	tx_buf
uint16_t	tx_buf_size
uint16_t	tx_frame_len
uint32_t	wkc_errors
uint16_t	wkc_expected
uint16_t	wkc_last

Public Attributes Documentation¶

variable current_slave_idx¶

uint8_t SYN_EcatMaster::current_slave_idx;

Iteration index for multi-step slave tasks

variable cycle_count¶

uint32_t SYN_EcatMaster::cycle_count;

Completed cyclic process exchange counter

variable frame_rx_ready¶

bool SYN_EcatMaster::frame_rx_ready;

Receive frame ready from PHY

variable frame_tx_pending¶

bool SYN_EcatMaster::frame_tx_pending;

Transmit frame ready for PHY

variable input_image¶

uint8_t* SYN_EcatMaster::input_image;

Slaves -> Master cyclic process input buffer

variable input_size¶

uint16_t SYN_EcatMaster::input_size;

Cyclic process input size in bytes

variable logical_addr¶

uint32_t SYN_EcatMaster::logical_addr;

Logical base address for LRW process exchange

variable master_state¶

SYN_EcatState SYN_EcatMaster::master_state;

Current Master bus state

variable output_image¶

uint8_t* SYN_EcatMaster::output_image;

Master -> Slaves cyclic process output buffer

variable output_size¶

uint16_t SYN_EcatMaster::output_size;

Cyclic process output size in bytes

variable pdo_count¶

uint8_t SYN_EcatMaster::pdo_count;

Scratch PDO count for discovery

variable pdo_entry_idx¶

uint8_t SYN_EcatMaster::pdo_entry_idx;

Scratch PDO entry loop index

variable pdo_map_idx¶

uint16_t SYN_EcatMaster::pdo_map_idx;

Scratch PDO mapping index

variable pdo_read_len¶

size_t SYN_EcatMaster::pdo_read_len;

Scratch SDO read length

variable pdo_sdo_val¶

uint32_t SYN_EcatMaster::pdo_sdo_val;

Scratch SDO read value

variable poll_retries¶

uint16_t SYN_EcatMaster::poll_retries;

Retry counter for hardware status polling loops

variable rx_buf¶

uint8_t* SYN_EcatMaster::rx_buf;

Pointer to static receive frame buffer

variable rx_buf_size¶

uint16_t SYN_EcatMaster::rx_buf_size;

Receive buffer capacity

variable rx_frame_len¶

uint16_t SYN_EcatMaster::rx_frame_len;

Current received frame length

variable slave_count¶

uint8_t SYN_EcatMaster::slave_count;

Discovered slave count

variable slaves¶

SYN_EcatSlaveInfo SYN_EcatMaster::slaves[SYN_ECAT_MAX_SLAVES];

Slave descriptor table

variable sub_pt¶

SYN_PT SYN_EcatMaster::sub_pt;

Sub-protothread handle for nested tasks

variable total_rx_bits¶

uint32_t SYN_EcatMaster::total_rx_bits;

Accumulated RxPDO bits

variable total_tx_bits¶

uint32_t SYN_EcatMaster::total_tx_bits;

Accumulated TxPDO bits

variable tx_buf¶

uint8_t* SYN_EcatMaster::tx_buf;

Pointer to static transmit frame buffer

variable tx_buf_size¶

uint16_t SYN_EcatMaster::tx_buf_size;

Transmit buffer capacity

variable tx_frame_len¶

uint16_t SYN_EcatMaster::tx_frame_len;

Current pending transmit frame length

variable wkc_errors¶

uint32_t SYN_EcatMaster::wkc_errors;

Working Counter error accumulator

variable wkc_expected¶

uint16_t SYN_EcatMaster::wkc_expected;

Expected Working Counter for cyclic frame

variable wkc_last¶

uint16_t SYN_EcatMaster::wkc_last;

Last received Working Counter

The documentation for this class was generated from the following file src/syntropic/proto/syn_ethercat.h