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| Search found 6 matches |
| Author | Message |
|---|---|
 Topic: 16F87 and BootLoader |
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| Kilobravo Replies: 3 Views: 5264 |
 Forum: General CCS C Discussion Posted: Mon Sep 19, 2011 2:53 pm Subject: 16F87 and BootLoader |
| Just to close this out, I left the unused pins on the Max3222 floating. This was a bad idea. Once I grounded the unused pins I had reliable comms.
It was fine with the MAX232, but not the MAX3222. |
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| Topic: Fuse Question |
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| Kilobravo Replies: 5 Views: 6673 |
Forum: General CCS C Discussion Posted: Mon Sep 12, 2011 3:05 pm Subject: Fuse Question |
| PIC16F87
OK, I got it working somewhat. from the DS30 compile 0000 158A 00237 PAGESEL blstart 0001 2F00 00238 goto blstart 00239 00240 00241 ;--------------------------------------------- ... |
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| Topic: Fuse Question |
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| Kilobravo Replies: 5 Views: 6673 |
Forum: General CCS C Discussion Posted: Mon Sep 12, 2011 10:39 am Subject: Fuse Question |
| I do have
#build(reset=0x1, interrupt=0x5) in the CCS code The BL starts at 0xF00 Read of the chip with just the BL :200000008A15002FFF3FFF3FFF3FFF3FFF3FFF3FFF3FFF3FFF3FFF3FFF3FFF3FFF3FFF3F ... |
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| Topic: Fuse Question |
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| Kilobravo Replies: 5 Views: 6673 |
Forum: General CCS C Discussion Posted: Mon Sep 12, 2011 8:50 am Subject: Fuse Question |
| I am trying to get a BootLoader to run on a 16F87. It looks like the jump to the BL code gets trashed when I download a program to the PIC
I have used #ORG 0x0F00,0x0FFF {} to protect the BL code. ... |
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| Topic: 16F87 and BootLoader |
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| Kilobravo Replies: 3 Views: 5264 |
Forum: General CCS C Discussion Posted: Fri Sep 09, 2011 5:54 pm Subject: 16F87 and BootLoader |
| I'll try and duplicate the setup on the F88 at 5volts.
It seems strange the downloaded code works fine until reset. I think it might be a problem with the CCS code generating. I can't get a simple ... |
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| Topic: 16F87 and BootLoader |
|
| Kilobravo Replies: 3 Views: 5264 |
Forum: General CCS C Discussion Posted: Fri Sep 09, 2011 5:26 am Subject: 16F87 and BootLoader |
| New to the forum, I have a 16F87 and Max3222 at 3.3V I am trying to bootload a program and everytime I do it seems like the chip becomes unresponsive. I am using the tiny bootloader. I have had good ... | |
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