http://www.blogger.com/blogger.g?blogID=1840459474737789074#editor/target=post;postID=8693921551839077666
I have soldered the LVC245A to MCP23017. I also did the off line hands on test of 5V/0V input by hand and see that the LVC245 A side port and MCP23008 B port reflects the 5V/0V to 3V3/0V.
I also found that I made a mistake in the direction last time. This new summary is a correction.
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