asd913 said:I've already built a couple projects where I made use of the I2C bus to communicate between two PICs.
to ensure that both PICs don't access the LCD at the same time
bbarney said:i have 2 seperate pic projects i want to connect to one lcd in the same box.is there any way to connect them using some kind of switching
arrangement that is fairly simple or even using a 3rd pic,i have lots of pic's but not to good at writing the code.
any suggestions?
nenad_p said:bbarney said:i have 2 seperate pic projects i want to connect to one lcd in the same box.is there any way to connect them using some kind of switching
arrangement that is fairly simple or even using a 3rd pic,i have lots of pic's but not to good at writing the code.
any suggestions?
You can use digital multiplexer such as
74hc175 (quad 2 imput mux) so you can multiplex all
data and control lines from controlers to display
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