G153 maybe not working right in Imperial mode - DDCSV2.1 - Standalone CNC Motion Controller - Digital Dream Technology support
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G153 maybe not working right in Imperial mode

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Landlord
Posted at 2018-10-12 06:07:22 | Only Author Replies reward |Descending browser |Read mode

I have parameter #115 set to 1 (imperial mode) and it seems that G153 behaves very strange.  


I have machine coordinant (X0.0) HOME signal at the X- limit so all machine coordinates should be positive but when I execute:


G153 X2.0 F6350.    (GOTO MACHINE COORDINATE X2.0 INCH AT 6350 MM/MIN)


The table moves from X1.0(MACH) to X0.9829 (in the negative direction?!?) where it hits the software travel limit but G153 X2.0 should have invoked positive direction motion?

I have not tried G153 in mm mode.

My programs that use G54 coordiants and G01 motion all seem to work well.


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Sofa
Posted at 2018-10-12 15:32:05 | Only Author
Last edited by ytliu In 2018-10-12 15:42 Editor

Ver:2018-10-12-102 Description:
1. Add G20/G21 recognition macro variable (#448): in G20 mode, #448=25.4; in G21 mode, #448=1, used to correct the bug that G28 and G153 instructions execute errors in G20 mode;

The implementation code for G28 and G153 is defined in slib.nc. If you are interested, take a look at how #448 works.

install(2018-10-12-102).zip

595.88 KB, Down times: 747

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 Author| Posted at 2018-10-12 22:21:54 | Only Author
ytliu Posted at 2018-10-12 15:32
Ver:2018-10-12-102 Description:
1. Add G20/G21 recognition macro variable (#448): in G20 mode, #448= ...

Much better now
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