 | | RCX Firmware and SP —Ralph Hempel
| | | | Hi All, After a very frustrating weekend of fiddling with pbFORTH, I caved and asked Kekoa to help with a problem I was having with read_sensor() and pbFORTH. The problem we (mostly he) unearthed has to do with the SP and RCX firmware routines, so I (...) (25 years ago, 17-Oct-99, to lugnet.robotics, lugnet.robotics.rcx.legos, lugnet.robotics.rcx.pbforth)
| | | | | | | | | | Re: RCX Firmware and SP —Sergey Udovenko
| | | | | (...) [...] Hi Ralph, Could you please explain more about consequences for pbFORTH user? As far as I can see, pbFORTH uses fixed 256-byte stack - does it mean that pbFORTH suffers from this problem too? Thanks Sergey Udovenko (25 years ago, 19-Oct-99, to lugnet.robotics.rcx.pbforth)
| | | | | | | | | | | | RE: RCX Firmware and SP —Ralph Hempel
| | | | | (...) Unfortunately, yes. The current version of pbFORTH allocates a 256 byte stack, but it's JUST above a 256 byte boundary. When you run the test code, everything works, but if your stack depth is around 12 and you run SENSOR_READ, it allocates (...) (25 years ago, 19-Oct-99, to lugnet.robotics.rcx.pbforth)
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