You need an application-layer I2C library to send proper USB packets, which will be transformed into I2C packets at the other end of FTDI bridge. Just a FTDI driver does nothing to help here, it is just a driver. But you will need to understand the format of library calls. Usually USB-to-I2C devices come with a library of proper I2C calls, so you don't need to study physical interface. Second, you need to figure out the USB format that converts USB into I2C, to generate proper I2C strings. It should be in the user manual for the display controller. How to start?įirst, you need to study the set and format of I2C commands that are needed to display something. Then you have a USB-to-I2C bridge controlled from USB end. You have a display module that is controlled via I2C interface.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |