3 Commits

Author	SHA1	Message	Date
ziggurat29	4643fcdfd8	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	2016-05-29 11:09:00 -05:00
Gregory Nutt	d58e4acf17	Remove whitespace from the end of lines	2016-05-25 08:48:55 -06:00
Gregory Nutt	51504a032e	Oops... forgot to add PCF8574 LCD Backpack files before doing the commit.	2016-05-25 08:48:54 -06:00