Functions
CTYPE int DLL	SE_MotorPositioning (int dir0, long steps0, int dir1, long steps1, int usbDevice)
	Executes a positioning on two axes in the direction of and by the specified number of steps. More...

CTYPE int DLL	SE_SetMotorSlope (int axis, int slopeIndex, int slope, int usbDevice)
	If the number of steps is sufficient, the setting command realizes an accelerating and decelerating ramp on 10 levels of speed increase and decrease. The preset values are: 0 = 50 1 = 55 2 = 60 3 = 67 4 = 78 5 = 86 6 = 100 7 = 120 8 = 150 9 = 200 The indicated values represent the number of executed steps at every speed level of the setup ramp. This command allows modification of these values. More...

CTYPE int DLL	SE_SetMotorSpeed (int axis, int startDelay, int endDelay, int usbDevice)
	This command effects the speed setting of the motor on the selected axis. The setting adopts an acceleration ramp that goes from a minimum speed, represented by this value, to a maximum speed of: Vf = Vi � Vd * 10 The time base used for the setting is 100uS,the Vi preset value is 12 and the Vd preset value is 1. It follows that with the preset values the maximum speed attained by the motor is 2500 Hz and that the initial speed is 833 Hz. More...

CTYPE long DLL	SE_ReadMotorCount (int axis, int usbDevice)
	After having launched a setting, it may be necessary to know how much time is needed to complete the process; this command allows to read the number of steps that still have to be executed on the selected axis. More...

CTYPE void DLL	SE_MotorCalibrate (int dir0, long steps0, int dir1, long steps1, int bitAxis0, int bitAxis1, int usbDevice)
	Command allowing calibration of one or more axes at a time. Executes a maximum number of steps until it finds an active opto-isolated input indicating that the calibration point of the axis has been reached. At that point the motor stops. In the example below a two-axis calibration is executed. Maximum 10000 steps are executed until the opto-isolated input 0 for axis 0 and input 1 for axis 1 are verified to be active. More...

CTYPE int DLL	SE_SetMotorEnable (int axis, int enable, int usbDevice)
	Turn on/off the motor. After a positioning the motor is always on, this can be useful for a great holding torque but to reduce consumption you can turn off the motor power with this command. More...

CTYPE int DLL	SE_AuxMotorPositioning (int id, int dir, int steps, int delay, int usbDevice)
	Executes a positioning on specified axes in the direction of and by the specified number of steps. With this command is possible to controls up to four step-motor drivers. Several TTL signals from Y4 are used to control SMD42 DTA step-motor drives. Following list specify used signals: Y4.7 Clock 0 Y4.8 Dir. 0 Y4.9 Clock 1 Y4.10 Dir 1 Y4.11 Clock 2 Y4.12 Dir 2 Y4.13 Clock 3 Y4.14 Dir 3 Warning this command return the operation status only on positioning done, also you can run one axis at time. More...

CTYPE int DLL	SE_AuxMotorPositCalib (int id, int dir, int steps, int delay, int fcLevel, int usbDevice)
	Executes a positioning on specified axes in the direction of and by a maximum number of steps to find Calibrate signal. With this command is possible to controls up to four step-motor drivers. Several TTL signals from Y4 are used to control SMD42 DTA step-motor drives. Following list specify used signals: Y4.7 Clock 0 Y4.8 Dir. 0 Y4.9 Clock 1 Y4.10 Dir 1 Y4.11 Clock 2 Y4.12 Dir 2 Y4.13 Clock 3 Y4.14 Dir 3 Y4.4 Calibrate input Warning this command return the operation status only on positioning done, also you can run one axis at time. More...

Detailed Description

Functions for a full control of two step motors.

Function Documentation

◆ SE_AuxMotorPositCalib()

int SE_AuxMotorPositCalib	(	int	id,
		int	dir,
		int	steps,
		int	delay,
		int	fcLevel,
		int	usbDevice
	)

Executes a positioning on specified axes in the direction of and by a maximum number of steps to find Calibrate signal. With this command is possible to controls up to four step-motor drivers.
Several TTL signals from Y4 are used to control SMD42 DTA step-motor drives.
Following list specify used signals:
Y4.7 Clock 0
Y4.8 Dir. 0
Y4.9 Clock 1
Y4.10 Dir 1
Y4.11 Clock 2
Y4.12 Dir 2
Y4.13 Clock 3
Y4.14 Dir 3
Y4.4 Calibrate input
Warning this command return the operation status only on positioning done, also you can run one axis at time.

Parameters

id	Axis identification 0-3.
dir	Direction axis 0. Motor direction
steps	Steps to be executed.
delay	Delay in micro seconds from step-step.
fcLevel	0 or 1 specify the TRUE value for the Calibrate signal.
usbDevice	Specify a SESTILIO USB identifier.

See also: SE_SetMotorSlope, SE_ReadMotorCount, SE_MotorCalibrate, SE_SetMotorEnable.

Returns: Operation status. Operation Status

Definition at line 580 of file sestilio.cpp.

◆ SE_AuxMotorPositioning()

int SE_AuxMotorPositioning	(	int	id,
		int	dir,
		int	steps,
		int	delay,
		int	usbDevice
	)

Executes a positioning on specified axes in the direction of and by the specified number of steps. With this command is possible to controls up to four step-motor drivers.
Several TTL signals from Y4 are used to control SMD42 DTA step-motor drives.
Following list specify used signals:
Y4.7 Clock 0
Y4.8 Dir. 0
Y4.9 Clock 1
Y4.10 Dir 1
Y4.11 Clock 2
Y4.12 Dir 2
Y4.13 Clock 3
Y4.14 Dir 3
Warning this command return the operation status only on positioning done, also you can run one axis at time.

Parameters

id	Axis identification 0-3.
dir	Direction axis 0. Motor direction
steps	Steps to be executed.
delay	Delay in micro seconds from step-step.
usbDevice	Specify a SESTILIO USB identifier.

See also: SE_SetMotorSlope, SE_ReadMotorCount, SE_MotorCalibrate, SE_SetMotorEnable.

#include "sest.h"
if(SE_Open('0', 0) == SE_S_SUCCESS)
{
// Execute 400 steps on motor id 0 with a frequency of 1KHz
// Procedure return only at the end of positioning
SE_AuxMotorPositioning(0, SE_MOT_DIR_CW, 400, 500, 0);
SE_Close(0);
}

Returns: Operation status. Operation Status

Definition at line 573 of file sestilio.cpp.

◆ SE_MotorCalibrate()

void SE_MotorCalibrate	(	int	dir0,
		long	steps0,
		int	dir1,
		long	steps1,
		int	bitAxis0,
		int	bitAxis1,
		int	usbDevice
	)

Command allowing calibration of one or more axes at a time. Executes a maximum number of steps until it finds an active opto-isolated input indicating that the calibration point of the axis has been reached. At that point the motor stops. In the example below a two-axis calibration is executed. Maximum 10000 steps are executed until the opto-isolated input 0 for axis 0 and input 1 for axis 1 are verified to be active.

Parameters

dir0	Direction axis 0. Motor direction
steps0	Maximum steps to be executed on axis 0.
dir1	Direction axis 1. Motor direction
steps1	Maximum steps to be executed on axis 1.
bitAxis0	Input axis 0. Configuration per bit; input 0 corresponds to bit 0, etc. for the opo-coupled input port.
bitAxis1	Input axis 1. Configuration per bit; input 0 corresponds to bit 0, etc. for the opo-coupled input port.
usbDevice	Specify a SESTILIO USB identifier.

See also: SE_SetMotorSlope, SE_ReadMotorCount, SE_MotorCalibrate, SE_SetMotorEnable.

Returns: Don't return any results, to check the end of operation use SE_CheckAck.

Definition at line 615 of file sestilio.cpp.

◆ SE_MotorPositioning()

int SE_MotorPositioning	(	int	dir0,
		long	steps0,
		int	dir1,
		long	steps1,
		int	usbDevice
	)

Executes a positioning on two axes in the direction of and by the specified number of steps.

Parameters

dir0	Direction axis 0. Motor direction
steps0	Steps to be executed on axis 0.
dir1	Direction axis 1. Motor direction
steps1	Steps to be executed on axis 1.
usbDevice	Specify a SESTILIO USB identifier.

See also: SE_SetMotorSlope, SE_ReadMotorCount, SE_MotorCalibrate, SE_SetMotorEnable.

#include "sest.h"
if(SE_Open('0', 0) == SE_S_SUCCESS)
{
// Execute 4500 steps in Clock Wise direction on motor A also execute 2500 steps
// in Counter Clock Wise direction on motorB
SE_MotorPositioning(SE_MOT_DIR_CW, 4500, SE_MOT_DIR_CCW, 2500, 0);
// Wait end of positioning
while(SE_ReadMotorCount(SE_MOT_A, 0) || SE_ReadMotorCount(SE_MOT_B, 0));
SE_MotorPositioning(SE_MOT_DIR_CCW, 2500, SE_MOT_DIR_CW, 4500, 0);
// Wait end of positioning
while(SE_ReadMotorCount(SE_MOT_A, 0) || SE_ReadMotorCount(SE_MOT_B, 0));
SE_MotorPositioning(SE_MOT_DIR_CW, 2000, SE_MOT_DIR_CCW, 2000, 0);
// Wait end of positioning
while(SE_ReadMotorCount(SE_MOT_A, 0) || SE_ReadMotorCount(SE_MOT_B, 0));
// Turn OFF all motors
SE_SetMotorEnable(SE_MOT_A, SE_MOT_OFF, 0);
SE_SetMotorEnable(SE_MOT_B, SE_MOT_OFF, 0);
SE_Close(0);
}

Returns: Operation status. Operation Status

Definition at line 587 of file sestilio.cpp.

◆ SE_ReadMotorCount()

long SE_ReadMotorCount	(	int	axis,
		int	usbDevice
	)

After having launched a setting, it may be necessary to know how much time is needed to complete the process; this command allows to read the number of steps that still have to be executed on the selected axis.

Parameters

axis	ID axis. Motor selection
usbDevice	Specify a SESTILIO USB identifier.

See also: SE_SetMotorSlope, SE_MotorPositioning, SE_MotorCalibrate, SE_SetMotorEnable.

Returns: The number of steps still to be executed.

Definition at line 608 of file sestilio.cpp.

◆ SE_SetMotorEnable()

int SE_SetMotorEnable	(	int	axis,
		int	enable,
		int	usbDevice
	)

Turn on/off the motor. After a positioning the motor is always on, this can be useful for a great holding torque but to reduce consumption you can turn off the motor power with this command.

Parameters

axis	ID axis. Motor selection
enable	1 = Turn on the motor, 0 Turn off the motor. Motor enable
usbDevice	Specify a SESTILIO USB identifier.

See also: SE_SetMotorSlope, SE_MotorPositioning, SE_MotorCalibrate, SE_ReadMotorCount.

Returns: Operation status. Operation Status

Definition at line 622 of file sestilio.cpp.

◆ SE_SetMotorSlope()

int SE_SetMotorSlope	(	int	axis,
		int	slopeIndex,
		int	slope,
		int	usbDevice
	)

If the number of steps is sufficient, the setting command realizes an accelerating and decelerating ramp on 10 levels of speed increase and decrease. The preset values are:
0 = 50
1 = 55
2 = 60
3 = 67
4 = 78
5 = 86
6 = 100
7 = 120
8 = 150
9 = 200
The indicated values represent the number of executed steps at every speed level of the setup ramp. This command allows modification of these values.

Parameters

axis	ID axis. Motor selection
slopeIndex	ID accelerating ramp. Motor slope selection
slope	Slope value. 0-65535
usbDevice	Specify a SESTILIO USB identifier.

See also: SE_MotorPositioning, SE_ReadMotorCount, SE_MotorCalibrate, SE_SetMotorEnable.

Returns: Operation status. Operation Status

Definition at line 594 of file sestilio.cpp.

◆ SE_SetMotorSpeed()

int SE_SetMotorSpeed	(	int	axis,
		int	startDelay,
		int	endDelay,
		int	usbDevice
	)

This command effects the speed setting of the motor on the selected axis. The setting adopts an acceleration ramp that goes from a minimum speed, represented by this value, to a maximum speed of:
Vf = Vi � Vd * 10
The time base used for the setting is 100uS,the Vi preset value is 12 and the Vd preset value is 1.
It follows that with the preset values the maximum speed attained by the motor is 2500 Hz and that the initial speed is 833 Hz.

Parameters

axis	ID axis. Motor selection
startDelay	Delay initial and final speed (Vi).
endDelay	SIncreasing or decreasing value (Vd).
usbDevice	Specify a SESTILIO USB identifier.

See also: SE_MotorPositioning, SE_ReadMotorCount, SE_MotorCalibrate, SE_SetMotorEnable.

Returns: Operation status. Operation Status

Definition at line 601 of file sestilio.cpp.