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JVL Industri Elektronik A/S - User Manual - Integrated Stepper Motors MIS23x, 34x, 43x
329
Block description
The returned data has the following format:
Program states:
Block Name
Protected
Example
Description
<PStat>
No
61h,61h,61h
Program status command
<Address>
Yes
07h,F8h (Address 7)
The address of the SMC75’s to write to.
<Len1>
Yes
01h,FEh (Len = 1)
Length of the command data
<Data1>
Yes
01h,FEh (Start)
Command data
<MAddress>
Yes
00h,FFh (Address 0)
This will always be 0, because this is the
address of the master
<Len2>
Yes
08h,F7h (Len = 8)
The length of the return data
<Data2>
Yes
09h,F6h, (Program state)
00h,FFh, 00h,FFh, (Pro-
gram pointer)
00h,FFh, (Stack pointer)
00h,FFh,
00h,FFh, (Program check-
sum)
80h,7Fh, (Inputs)
00h,FFh (Outputs)
Data returned from SMC75
<End>
No
AAh, AAh
Command termination
Data offset
Size
Description
0
8 bit
Program state. See table below for states.
1
16 bit
Program pointer. The current location of the program pointer.
3
8 bit
Stack pointer
4
16 bit
Program checksum. This checksum is calculated when the program
is
started.
6
8 bit
Input status.
7
8 bit
Output status
Program
state
Name
Description
0
Passive
The program execution is stopped. This state is only entered shortly at power-up.
1
Running
The program execution is running
2
Single Step
A single step is in progress. The program will run until the selected program
position is reached.
3
Paused
The program execution is paused, but can be resumed again.
4
Stack Overflow
The stack pointer has overflowed
5
Program Overflow
The program pointer has overflowed.
6
Invalid Ins.
An invalid instruction is encountered in the program.
7
Stopped
The program execution is stopped.
8
Com. Error
Internal communication error has occurred. This cannot happen on SMC75.
9
Starting Program
Program execution is being prepared. After this is completed the state will change
to running.
10
Flash Error
The program data is corrupted.
11
Flash Checksum Error
The program data checksum is incorrect.
Summary of Contents for MIS23 Series
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