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Heidenhain Constants and Variables
Overview
Heidenhain variables are used to hold data retrieved from Heidenhain devices.
The information in curly brackets are required parameters specifying additional information, such as a spindle number, about the data being retrieved.
Heidenhain Source Variables
| Variable Name | Notes | |
|---|---|---|
 | Active Tool [Heidenhain.active_tool] | Returns the tool position of the active tool. |
 | Alarm Code [Heidenhain.alarm_code] | Returns the alarm code without the description. |
| Alarm Detail [Heidenhain.alarm_detail] | Returns the alarm code with the description. |
| Alarm Status [Heidenhain.alarm_status] | 0 = No Alarm. |
| Capture Heidenhain Alarms [Heidenhain.alarms] | Used to capture all Heidenhain alarms including those that go off simultaneously. |
 | Connect Time [Heidenhain.connect_time] | The connect time for the most recent poll. |
| Connected Time [Heidenhain.connected_time] | Returns the amount of time in seconds since a successful connection to the Source. |
| Controller Mode [Heidenhain.controller_mode] | The current Mode Selection value. |
| Current Executing Line Number [Heidenhain.current_line_number] | Returns the line number of the code currently executing. Line numbers must be defined in the program as N#### preceding the line of code. |
| Cycle Status [Heidenhain.cycle_status] | 0 = Idle, 1 = Cycling. |
| Emergency Status [Heidenhain.emergency_status] | 0 = Not in Emergency, 1 = In Emergency. |
| Feed Rate Override [Heidenhain.feedrate_override] | The current feed rate override as a percentage. |
| Path Feed Rate[Heidenhain.path_feed_rate] | The feed rate value of the current path. |
| Program File name[Heidenhain.program_filename] | Returns the file name of the program current running on the control. |
| Program Stop (M0) [Heidenhain.program_stop] | Returns True if the program has stopped due to an M0 code. |
| Rapid Override [Heidenhain.rapid_override] | Returns the percentage of the rapid traverse override. |
| Spindle Override [Heidenhain.spindle_override] {SPINDLE NUMBER} | The active spindle override as a percentage. |
| Spindle Speed [Heidenhain.spindle_speed] {SPINDLE NUMBER} | Returns the speed of the specified spindle. |
Heidenhain Previous Variables
| Variable Name | Syntax | |
|---|---|---|
| Active Tool (Previous) | [Heidenhain.prev_active_tool] |
| Alarm Code (Previous) | [Heidenhain.prev_alarm_code] |
| Alarm Detail (Previous) | [Heidenhain.prev_alarm_detail] |
| Alarm Status (Previous) | [Heidenhain.prev_alarm_status] |
| Alarms (Previous) | [Heidenhain.prev_alarms] |
| Connect Time (Previous) | [Heidenhain.prev_connect_time] |
| Connected Time (Previous) | [Heidenhain.prev_connected_time] |
| Controller Mode (Previous) | [Heidenhain.prev_controller_mode] |
| Current Executing Line Number (Previous) | [Heidenhain.prev_current_line_number] |
| Cycle Status (Previous) | [Heidenhain.prev_cycle_status] |
| Emergency Status (Previous) | [Heidenhain.prev_emercency_status] |
| Feed Rate Override (Previous) | [Heidenhain.prev_feedrate_override] |
| Path Feed Rate (Previous) | [Heidenhain.prev_path_feed_rate] |
| Program File name (Previous) | [Heidenhain.prev_program_filename] |
| Program Stop (M0) (Previous) | [Heidenhain.prev_program_stop] |
| Rapid Override (Previous) | [Heidenhain.prev_rapid_override] |
| Spindle Override (Previous) | [Heidenhain.prev_spindle_override] {SPINDLE NUMBER} |
| Spindle Speed (Previous) | [Heidenhain.prev_spindle_speed] {SPINDLE NUMBER} |
Heidenhain Constants
| Constant Name | Syntax | |
|---|---|---|
| Idle | [Heidenhain.IDLE] |
| Cycling | [Heidenhain.CYCLING] |
| MDI Mode | [Heidenhain.MDI] |
| Automatic Mode | [Heidenhain.AUTOMATIC] |
| Manual Mode | [Heidenhain.MANUAL] |
| Handwheel (Jog) Mode | [Heidenhain.JOG] |
| Reference Point | [Heidenhain.REF_POINT] |
| Single Block | [Heidenhain.SINGLE_BLOCK] |