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Hi All, Background: I have been playing around with a 8x8 Red/Green Led matrix (common anode) module, just driving the red leds at present, via two 74hc595 and 1 uln2803a, one 595 provides + for common anodes (rows) other is paired with the uln to sink to ground for the columns, using a 20x2...

Hi All, Just a heads up for uk buyers, rapidonline are having a sale midnight wednesday for 24hrs, this is end column prices so you get the cheapest price regardless of quantity, this includes picaxe chips and lots of other goodies, while on the subject of rapid has anyone played around with...

Hi All, just a quick question thats been puzzling me, when you are cascading two or more 74hc595's together if I read it right the last one in the cascade gets its data first and so forth till the first one gets its data then you pulse the latch for the resuts, what i wanted to know is how does...