Hello, I’m trying to set up I2C on my device (SL8080T), but I’m having issues. I’ve followed the sample code in the ADL user guide (§3.13.18), and came up with the following test program, intended to subscribe to the I2C service, and write a buffer to it every second: #include "adl_global.h" #incl…

Hi, You can refer the SDK sample “External_storage_I2C”. Thanks, Alex

It turns out that I had just used the wrong chip address. Shifting the byte one position to the right got rid of the R/W bit, which I had needed for a different application library. OpenAT only requires the 7 bits before the LSB, and appends the R/W bit on its own. Thanks for your help.

Yes - I find that is a common frustration with I2C libraries :exclamation: :angry:

Failure to configure I2C subscription

Legacy Open AT

awneil July 8, 2015, 10:23am 5

Someone else found the same: https://forum.sierrawireless.com/t/i2c-works-devkit/8036/2

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Failure to configure I2C subscription

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