LinuxCNC-RIO - RealtimeIO for LinuxCNC based on FPGA (ICE40 / ECP5)

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28 Aug 2026 13:55 #349079 by meister
ok, i think i see the problem but have to check how i fix it, i never used function code 3 for bit's

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30 Aug 2026 03:19 - 30 Aug 2026 03:22 #349135 by viewsat
When I use pncconf to configure the MESA7i92 card, I set the dirhold to 10us, but the actual measurement is about 1ms. It automatically increases the value when executing linuxcnc. This is why I previously mentioned it works correctly on the dm542 (dir use pc817).

mesa7i92 step/dir
 
 
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Last edit: 30 Aug 2026 03:22 by viewsat.

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