Gregory Nutt
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6c4dac459a
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lcd/: PCF8574 backpack logic needs to include poll.h CONFIG_DISABLE_POLL is not set.
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2017-03-27 12:28:34 -06:00 |
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Gregory Nutt
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24c51ec1ff
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Centralize definitions associated with CONFIG_DEBUG_LCD
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2016-06-15 11:40:33 -06:00 |
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Gregory Nutt
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0665c7e06c
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drivers/: Change some nerr() ERRORS to ninfo() and nwarn() WARNINGS.
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2016-06-12 09:26:12 -06:00 |
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Gregory Nutt
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a1469a3e95
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Add CONFIG_DEBUG_ERROR. Change names of *dbg() * *err()
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2016-06-11 15:50:49 -06:00 |
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Gregory Nutt
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fc3540cffe
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Replace all occurrences of vdbg with vinfo
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2016-06-11 11:59:51 -06:00 |
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ziggurat29
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bb7a579681
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fleshed out rest of fileops interface; read now takes into consideration current file position (so the display can be read in multiple operations, and indiate EOF correctly), seek (really just to facilitate rewind), and unlink (to facilitate dropping from system at runtime).
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2016-05-29 14:53:37 -05:00 |
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ziggurat29
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4643fcdfd8
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correct logic hazard in latch and load nybble; was transitioning control lines at the same time as enable, causing spurious behaviour on less-tolerant displays
improve timing parameters in init sequences for better display compatibility
correct (row,col) -> address calculation; affects 4-line displays
update comments in header and readme
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2016-05-29 11:09:00 -05:00 |
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Gregory Nutt
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d58e4acf17
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Remove whitespace from the end of lines
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2016-05-25 08:48:55 -06:00 |
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Gregory Nutt
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51504a032e
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Oops... forgot to add PCF8574 LCD Backpack files before doing the commit.
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2016-05-25 08:48:54 -06:00 |
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