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| Search found 11 matches |
| Author | Message |
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 Topic: Crash when code size exceeds 32k |
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| raljones Replies: 23 Views: 29575 |
 Forum: General CCS C Discussion Posted: Thu Aug 18, 2005 1:14 pm Subject: Crash when code size exceeds 32k |
| Guess what?
I updated MPLAB from Ver 6.2 to Ver 7.0 and the problem vanished. I guess this is why lots of other people weren't having this same problem. Thank you all for your help, I'm going to ge ... |
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| Topic: Crash when code size exceeds 32k |
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| raljones Replies: 23 Views: 29575 |
Forum: General CCS C Discussion Posted: Wed Aug 17, 2005 12:55 pm Subject: Crash when code size exceeds 32k |
| I pretty much need all the interrupts I'm using, if I turn any off it won't work.
I've tried turning off the EMCU fuse. Kills external RAM access, but otherwise has no effect. I'm still perusing the ... |
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| Topic: Crash when code size exceeds 32k |
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| raljones Replies: 23 Views: 29575 |
Forum: General CCS C Discussion Posted: Tue Aug 16, 2005 5:16 pm Subject: debugger |
| Debugger info
MPLAB ICD 2 Version 01.20.00.00 Firmware ICD2 Firmware Type 18F Firmware Version 02.00.05.00 Bootloader Version 01.01.01.00 Debug Exec Version ... |
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| Topic: Crash when code size exceeds 32k |
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| raljones Replies: 23 Views: 29575 |
Forum: General CCS C Discussion Posted: Tue Aug 16, 2005 4:20 pm Subject: NOP details |
| Alright, I can single step it. With disassembly on interesting things can be seen.
I had been putting the NOPs at the beginning of main(). If I move the NOPs to the very end of main(), after the clo ... |
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| Topic: Crash when code size exceeds 32k |
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| raljones Replies: 23 Views: 29575 |
Forum: General CCS C Discussion Posted: Mon Aug 15, 2005 6:45 pm Subject: Code size |
| If I chop out code until it works,
then add NOPs ( delay_cycles(1) ) until it fails, the largest file size that works says ROM used: 32190 bytes (25%). Not exactly 32768 for some reason. Adding o ... |
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| Topic: Crash when code size exceeds 32k |
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| raljones Replies: 23 Views: 29575 |
Forum: General CCS C Discussion Posted: Mon Aug 15, 2005 1:26 pm Subject: Crash when code size exceeds 32k |
| No, running it slower (4MHz) didn't help.
I also tried another Motherboard to make sure it isn't just one bad chip, but it fails on the other card as well. Anybody got any more suggestions? |
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| Topic: Crash when code size exceeds 32k |
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| raljones Replies: 23 Views: 29575 |
Forum: General CCS C Discussion Posted: Fri Aug 12, 2005 5:42 pm Subject: Clock speed |
| I'll try running it slower.
I have to get my hands on a slower oscillator. |
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| Topic: Crash when code size exceeds 32k |
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| raljones Replies: 23 Views: 29575 |
Forum: General CCS C Discussion Posted: Fri Aug 12, 2005 11:03 am Subject: silicon revision |
| When the IDC connects to the chip it says:
Target Device PIC18F8720 found, revision = 0x4 Does that make it an A3 or A4? BTW, it's running at 25MHz. |
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| Topic: Crash when code size exceeds 32k |
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| raljones Replies: 23 Views: 29575 |
Forum: General CCS C Discussion Posted: Thu Aug 11, 2005 6:26 pm Subject: optimization level |
| Thanks for the tip, but I'm afraid it didn't help.
At least not with compiler Version 3.207 Here are my results: no #opt 33130 bytes (25%) crash #opt 0 42222 bytes (32%) not run at all #opt ... |
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| Topic: Crash when code size exceeds 32k |
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| raljones Replies: 23 Views: 29575 |
Forum: General CCS C Discussion Posted: Thu Aug 11, 2005 3:48 pm Subject: compiler version |
| I should mention that I've compiled it on version 3.207 & 3.224. | |
| Topic: Crash when code size exceeds 32k |
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| raljones Replies: 23 Views: 29575 |
Forum: General CCS C Discussion Posted: Thu Aug 11, 2005 3:11 pm Subject: Crash when code size exceeds 32k |
| I'm using a 18F8720 devce, which has 128k of code space.
My code recently grew to bigger than 32k, 25%, and it quit running. It still mostly runs, until it tries to execute code near the end of the ... |
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