Jkillelea/rpi-pcf8574

Write a byte out to a parallel port expander chip

3 best points · 0 comments · 1 Hacker News post · 2 GitHub stars · View on GitHub

Hacker News discussions

• Writing to an i2c parallel port expander from a RaspberryPi in 40 lines of C (3 points, 0 comments, by inamberclad, 2017-12-30)