The reasons that the lpc21isp utility fails to upload programs onto the LPC2138 are: - the maximum size that can be copied from SRAM to Flash ROM in a single command is 4096, not 8192; - the first eight sectors and the last 5 sectors of the LPC2138 are 4 kiB in size, the other sectors are 32 kiB. Even the beta version of the lpc21isp version that you tried only supports 8 kiB sectors. I have fixed the utility (for my own use) and sent it to Martin Maurer (by e-mail), but he has not responed yet. Therefore, to help you out, I have uploaded my version of the utility to the file section of this forum (in the subdirectory "TOOLS"). As a side note, I have not yet made programs larger than 32 kiB, so I have not tested the switch from small to large segments either. I hope this is useful to you and to others. Kind regards, Thiadmer Riemersma
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Re: lpc2138 flash programming
2005-05-19 by Thiadmer Riemersma (ITB CompuPhase)
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