{"id":1964,"date":"2019-02-12T01:48:24","date_gmt":"2019-02-12T01:48:24","guid":{"rendered":"https:\/\/cyflexdoc.wpengine.com\/usage-help-manual\/17-i-o-systems\/"},"modified":"2026-03-03T12:51:09","modified_gmt":"2026-03-03T17:51:09","slug":"14-i-o-systems","status":"publish","type":"page","link":"https:\/\/cyflex.com\/index.php\/usage-help-manual\/14-i-o-systems\/","title":{"rendered":"14: I\/O Systems"},"content":{"rendered":"\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Command<\/th>\nPurpose<\/th>\n<\/tr>\n
ai_attr<\/a><\/td>\nLoad AI device attributes from a specified file into shared memory for CyFlex.<\/td>\n<\/tr>\n
ai_specs<\/a><\/td>\nProcess and configure analog input specifications for CyFlex.<\/td>\n<\/tr>\n
ai_transfer<\/a><\/td>\nConvert raw analog input data to engineering units for specified process intervals.<\/td>\n<\/tr>\n
ao_attr<\/a><\/td>\nLoad Analog Output (AO) attributes from a specified file into shared memory for the AO driver.<\/td>\n<\/tr>\n
ao_specs<\/a><\/td>\nProcess analog output specifications from a file, creating or updating variables and sending configurations to the system.<\/td>\n<\/tr>\n
ao_transfer<\/a><\/td>\nTranslate REAL_VARIABLE values to scaled output values that represent values to be transferred to an analog output channel by one or more AO device drivers.<\/td>\n<\/tr>\n
bacnet_srvr<\/a><\/td>\nStart the bacnet server. Used to communicate to Johnson Controls Metasys, and Andover servers.<\/td>\n<\/tr>\n
CanDbc<\/a><\/td>\nInitialize CAN-AC1-PCI\/CAN-AC2-PCI cards or USB devices and capture data from up to 250 channels at a maximum of 50Hz.<\/td>\n<\/tr>\n
candbc_ccp_cmd<\/a><\/td>\nInstruct the CanDbc Driver to send a cpp command message.<\/td>\n<\/tr>\n
candbc_ccp_get<\/a><\/td>\nPerform a short upload request using CCP protocol at a specified rate.<\/td>\n<\/tr>\n
candbc_ccp_set<\/a><\/td>\nUpdate a particular parameter at a specific rate.<\/td>\n<\/tr>\n
candbc_clear<\/a><\/td>\nInstruct the CanDbc Driver to clear the list of messages it is sending.<\/td>\n<\/tr>\n
candbc_daq<\/a><\/td>\nSetup the DAQ list using a file that includes a list of parameters.<\/td>\n<\/tr>\n
candbc_full_list<\/a><\/td>\nMaintain a list of CAN messages by processing add, list, and clear operations through events in a background process.<\/td>\n<\/tr>\n
candbc_list<\/a><\/td>\nList the Can Messages that the CanDbc driver has been requested to send.<\/td>\n<\/tr>\n
candbc_set<\/a><\/td>\nSend a CAN message at a particular rate.<\/td>\n<\/tr>\n
CanFD<\/a><\/td>\nProvide CANBus communications between CAN devices using basic CAN messages.<\/td>\n<\/tr>\n
canfd_clear<\/a><\/td>\nInstruct the CanFD Driver to clear the list of messages it was sending.<\/td>\n<\/tr>\n
canfd_full_list<\/a><\/td>\nMaintain a list of CANFD messages, handling additions, listings, and clearances through event-based communication in a background service.<\/td>\n<\/tr>\n
canfd_list<\/a><\/td>\nList the Can Messages that the CanFD driver has been requested to send.<\/td>\n<\/tr>\n
canfd_set<\/a><\/td>\nSet a CAN message to be sent at a specified interval using the CanFD driver.<\/td>\n<\/tr>\n
ci_attr<\/a><\/td>\nLoad CI device attributes from a file into shared memory for the CI driver.<\/td>\n<\/tr>\n
ctfici_attr<\/a><\/td>\nRead CT, FI, and CI attributes from a file and update the corresponding shared memory for device attributes.<\/td>\n<\/tr>\n
device_attr<\/a><\/td>\nInitialize and spawn device handlers based on system attributes to manage device presence and channel assignments for the system.<\/td>\n<\/tr>\n
di_attr<\/a><\/td>\nLoad DI device attributes from a specified file into shared memory for the DI driver.<\/td>\n<\/tr>\n
di_intg_xfer<\/a><\/td>\nProcess digital input data by converting raw data to integer variables based on transfer specifications, handling initialization and incoming events in the CyFlex system.<\/td>\n<\/tr>\n
di_logi_xfer<\/a><\/td>\nTransfer digital output data by converting application layer variables to raw data according to transfer specifications, managing initialization, event handling, and data processing.<\/td>\n<\/tr>\n
di_specs<\/a><\/td>\nConfigure digital input channels based on specification files.<\/td>\n<\/tr>\n
do_attr<\/a><\/td>\nAccess the DO attributes specified and place them in the specified area of shared memory for DO attributes.<\/td>\n<\/tr>\n
do_logi_xfer<\/a><\/td>\nConvert application layer variables to raw data according to the specifications found in the transfer layer data structures. This is the mainline of the digital output transfer process.<\/td>\n<\/tr>\n
do_pwm_transfer<\/a><\/td>\nProvide PWM on a Digital Out Bit.<\/td>\n<\/tr>\n
do_specs<\/a><\/td>\nProcess digital output specifications to configure digital output channels in CyFlex.<\/td>\n<\/tr>\n
do_word_xfer<\/a><\/td>\nTransfer integer or real variables to digital output raw data based on configuration specifications, processing events in a continuous loop.<\/td>\n<\/tr>\n
eblox_sim<\/a><\/td>\nSimulate a device by parsing specification files, setting up network connections, transferring files, and streaming data to mimic hardware behavior.<\/td>\n<\/tr>\n
eblox_srvr<\/a><\/td>\nManage communication with eblox devices for data acquisition and control in a CyFlex system, handling UDP streaming and processing requests from other tasks.<\/td>\n<\/tr>\n
ecat_mon<\/a><\/td>\nMonitor EtherCAT channels and update CyFlex variables based on events, including timer events.<\/td>\n<\/tr>\n
ecat_srvr<\/a><\/td>\nManage EtherCAT devices to enable access for other tasks, using tools to discover devices and handle PDO transfers at a specified rate.<\/td>\n<\/tr>\n
fici_specs<\/a><\/td>\nInitialize and configure frequency and counter input specifications from a file.<\/td>\n<\/tr>\n
fici_xfer<\/a><\/td>\nConvert frequency and counter input channels from raw counts to engineering units based on timer events.<\/td>\n<\/tr>\n
get_mv<\/a><\/td>\nRetrieve the millivolt value of a specified input channel.<\/td>\n<\/tr>\n
get_raw<\/a><\/td>\nFetch the raw value of a specified input channel or variable label.<\/td>\n<\/tr>\n
gmodbus<\/a><\/td>\nUse a CyFlex variable interface to and from multiple Modbus RTU\/TCP compliant slaves.<\/td>\n<\/tr>\n
init_ai_counters<\/a><\/td>\nInitialize AI counter values by reading engineering and raw values from a file and sending configuration messages to synchronize with hardware counters.<\/td>\n<\/tr>\n
modbus_srvr_serial<\/a><\/td>\nInitialize and run a Modbus server for serial communication with slave devices, managing configuration, shared memory allocation, and spawning streaming tasks.<\/td>\n<\/tr>\n
modbus_srvr_tcp<\/a><\/td>\nInitialize and run a Modbus TCP server to handle communication with Modbus slave devices, including parsing arguments for device connections and options.<\/td>\n<\/tr>\n
modbus_slave<\/a><\/td>\nImplement a Modbus slave that interacts with a Modbus master to exchange data with CyFlex variables based on configuration from a specification file.<\/td>\n<\/tr>\n
mv2eng<\/a><\/td>\nConvert a millivolt value to engineering units for a designated channel.<\/td>\n<\/tr>\n
newchan<\/a><\/td>\nActivate a new input channel.<\/td>\n<\/tr>\n
noise_check<\/a><\/td>\nPerform statistical analysis on specified analog input channels, calculating and reporting mean, standard deviation, minimum, maximum, and variance based on collected samples.<\/td>\n<\/tr>\n
overrange<\/a><\/td>\nMonitor for overrange events from ai_transfer, log violations to a file, and send email notifications for the first occurrence per day per channel.<\/td>\n<\/tr>\n
pmx_coe<\/a><\/td>\nInterface with a PMX device via EtherCAT to read and update variables in CyFlex.<\/td>\n<\/tr>\n
raw_noise<\/a><\/td>\nPerform noise checking on analog input channels by gathering samples, computing statistics such as mean, sigma, min, max, and variance, and printing the results.<\/td>\n<\/tr>\n
rels_cont<\/a><\/td>\nRelease continuous input groups based on specifications.<\/td>\n<\/tr>\n
reset_di_bit<\/a><\/td>\nReset specified digital input bits to false.<\/td>\n<\/tr>\n
reset_do_bit<\/a><\/td>\nAttach digital output bits to logical channels.<\/td>\n<\/tr>\n
restrt_cont<\/a><\/td>\nRestart continuous input groups using specified or default sample attributes.<\/td>\n<\/tr>\n
set_di_bit<\/a><\/td>\n\n

Set digital input bits for a specified logical channel.<\/p>\n<\/td>\n<\/tr>\n

set_do_bit<\/a><\/td>\nSet specified digital output bits to on for logical channels.<\/td>\n<\/tr>\n
set_mv<\/a><\/td>\nSet a millivolt value for a specified channel in the CyFlex system.<\/td>\n<\/tr>\n
snapio_puc<\/a><\/td>\nForce a power-up-clear of a specified snapio brain. DO NOT run unless the cell is in a safe state.<\/td>\n<\/tr>\n
snapio_reset<\/a><\/td>\nForce a hardware reset of a specified snapio brain. Do not run unless the cell is in a safe state.<\/td>\n<\/tr>\n
snapio_sim<\/a><\/td>\nSimulate snapio devices without needing any hardware for the system.<\/td>\n<\/tr>\n
snapio_srvr<\/a><\/td>\nProvide a server for accessing Opto 22 SNAP I\/O devices, handling UDP streaming and command processing.<\/td>\n<\/tr>\n
snapio_sta<\/a><\/td>\nRead and print the status area for a snapio brain using its IP address.<\/td>\n<\/tr>\n
snapio_type<\/a><\/td>\nInterrogate the snapio server to examine the 16 module positions on a rack and print the basic type and configuration IO-type of those modules with an optional argument to specify the rack index.<\/td>\n<\/tr>\n
start_cont<\/a><\/td>\nStart continuous data collection by processing input specification files and initializing channels.<\/td>\n<\/tr>\n
stop_cont<\/a><\/td>\nStop continuous input groups.<\/td>\n<\/tr>\n
test_ao<\/a><\/td>\nTest Analog Output by setting a specified channel to a given percentage value.<\/td>\n<\/tr>\n
test_co<\/a><\/td>\nConfigure and set the output value for a specified channel.<\/td>\n<\/tr>\n
transt_err<\/a><\/td>\nMonitor for Transt_err events and take actions such as sending emails and initiating shutdowns if error thresholds are exceeded.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n","protected":false},"excerpt":{"rendered":"

Command Purpose ai_attr Load AI device attributes from a specified file into shared memory for CyFlex. ai_specs Process and configure analog input specifications for CyFlex. ai_transfer Convert raw analog input data to engineering units for specified process intervals. ao_attr Load Analog Output (AO) attributes from a specified file into shared memory for the AO driver. […]<\/p>\n","protected":false},"author":47,"featured_media":0,"parent":557,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-1964","page","type-page","status-publish","hentry"],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/cyflex.com\/index.php\/wp-json\/wp\/v2\/pages\/1964","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cyflex.com\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/cyflex.com\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/cyflex.com\/index.php\/wp-json\/wp\/v2\/users\/47"}],"replies":[{"embeddable":true,"href":"https:\/\/cyflex.com\/index.php\/wp-json\/wp\/v2\/comments?post=1964"}],"version-history":[{"count":0,"href":"https:\/\/cyflex.com\/index.php\/wp-json\/wp\/v2\/pages\/1964\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/cyflex.com\/index.php\/wp-json\/wp\/v2\/pages\/557"}],"wp:attachment":[{"href":"https:\/\/cyflex.com\/index.php\/wp-json\/wp\/v2\/media?parent=1964"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}