I am trying to make a software pwm sketch for a MCP23017 chip. I have changed the wire library settings so that the i2c speed is now 1.7mhz. I have tried to run the sketch below on my teensy++, but nothing happens and my laptop tells me that the usb device has malfunctioned. I'm pretty sure this mea…

Software PWM not working

system July 20, 2012, 7:11pm 5

1.7mHz is one cycle every nearly ten minutes.

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