Topics

1

Mach SDK plugin questions and answers. / digital and analog i/o interface board

« on: July 23, 2013, 05:20:15 AM »

Hi
I'm trying to design a digital and analog  i/o interface board, there is many problem:

1 : i need to use MyHighspeedUpdate() function, (40 Hz update) instead MyUpdate() function that runs 10 Hz.

no function exequte  in  MyHighspeedUpdate()
how can i use MyHighspeedUpdate()  ?

2

Brains Development / how to know mach3 is going to home via brain ?

« on: July 18, 2013, 06:12:11 AM »

hi
i'm trying to design a interface board for home switches connect to mach3 via modbus and run with brains.

i have a problem
i shod know when mach3 is going to home between jogging mode & exe mode to stop axis on home switch.
in other words, i wish diagnosis mach3 is going for home or not.

thanks
 

3

Mach SDK plugin questions and answers. / How to build External motion controller via ethernet for mach3 with plugin

« on: October 02, 2012, 09:55:20 AM »

Hi every one
i'm working on plugin making for mach3 with VS2008 (C++) to connect it to a external
motion controller that i'm building for it with Arm based Microcontrollers.
this device will connect via Ethernet porotocol to plugin and i wish to design it for Close Loop
motion control.
i'm at the start of this way and need your help to complite it.

my questions are according bellow :

1: how to increase speed of axises in "motor tuning" upper than parallel port frequency (because parallel port in this project is out of order),
exactly i don't know which function in what rutine must be used in plugin.

2: how to synchronize the execute mach3 path and block with external device current position that is counting.

thanks

4

Modbus / REALTIME MODBUS DATA SENDING :

« on: June 20, 2012, 02:09:47 AM »

Hi every one
i want to send positions to go for x , y and z axis to go in the first of each block to start.
for instance sending "TOGOX" with modbus at the first of block exactly.
do you know any method to send "TOGOX" at the first of block with no defect.
thanks