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62 SM8000 Series Programming
30h
Command Name
Move to Absolute Step
Command Format
30h HIGH_BYTE LOW_BYTE
Description
The Move to Absolute Step command sets the position of the stepper motor. The valid
range is 0 - 3200, written in a 2-byte (16-bit) format.
Example
The following example converts a integer decimal step to a HIGH_BYTE-LOW_BYTE
format:
1. 2485 = 0B1Dh
Convert decimal step number to hexadecimal.
2. HIGH_BYTE = 0Bh
LOW_BYTE = 1Dh
Convert to HIGH_BYTE and LOW_BYTE format.
31h
Command Name
Query Current Step
Command Format
31h
Description
The Query Current Step command returns the current location of the stepper motor as
a 2-byte (16-bit) value.
Example
The following example shows how to translate the HIGH_BYTE-LOW_BYTE
returned value into a integer decimal step number:
1. 0Bh & 1Dh = 0B1Dh
HIGH_BYTE and LOW_BYTE value to
hexadecimal value.
2. 0B1Dh = 2845
Convert hexadecimal value to an integer decimal
value.