How to do HW modification to support I2C on PICO-APL1
here we discuss about HW modification to support I2C on PICO-APL1.
(Note : any damage from H/W change at customer could violet warranty.)
PICO-APL1 A1.0 LPC connector CN18, pin 10/11 are co-lay for SMBUS and I2C , default is SMBUS.
schematic info as following:
If customer needs I2C, it needs following rework, please check detail in picture.
1.R437 change to R481
2.R440 change to R482
They are all 0 ohm resister. 1050700004 (TF)CR.0.1/16W.5%.0402.SMD