I2C serial and expansion

Author	Message
jebz Regular Member Joined: 13/06/2011 Location: Australia Posts: 79	Posted: 12:59pm 29 Jun 2011         stuarts said   I've looked at a Philips I2C UART that emulates a 16C450 UART. I has 64 bytes of FIFO for send and receive. I think we'll need the I2C UART as at least one part of each pair of asynchronous serial I/O pins are in use. There's PIC pins 43,44 or on Maximite expander pins 21,19 free for I2C though. .