Kinetis MicrocontrollersのトピックI2C set a reading address https://community.nxp.com/t5/Kinetis-Microcontrollers/I2C-set-a-reading-address/m-p/980111#M55439 <HTML><HEAD></HEAD><BODY><P>Hi,</P><P>When looking at I2C memory devices and specially read at a certain address has always created more headache then simple write. As an example we have 24LC0xB and "random read".</P><P><IMG /></P><P>My question would be:is it possible after"writing" the address where you later want to read just to generate a STOP ? instead of a START. That way the Read and Write would be more simulare to each other apart from NAK.</P><P></P><P>Regards</P><P>Claes</P></BODY></HTML> Tue, 04 Feb 2020 10:18:04 GMT claeskjellstrom 2020-02-04T10:18:04Z I2C set a reading address https://community.nxp.com/t5/Kinetis-Microcontrollers/I2C-set-a-reading-address/m-p/980111#M55439 <HTML><HEAD></HEAD><BODY><P>Hi,</P><P>When looking at I2C memory devices and specially read at a certain address has always created more headache then simple write. As an example we have 24LC0xB and "random read".</P><P><IMG /></P><P>My question would be:is it possible after"writing" the address where you later want to read just to generate a STOP ? instead of a START. That way the Read and Write would be more simulare to each other apart from NAK.</P><P></P><P>Regards</P><P>Claes</P></BODY></HTML> Tue, 04 Feb 2020 10:18:04 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/I2C-set-a-reading-address/m-p/980111#M55439 claeskjellstrom 2020-02-04T10:18:04Z Re: I2C set a reading address https://community.nxp.com/t5/Kinetis-Microcontrollers/I2C-set-a-reading-address/m-p/980112#M55440 <HTML><HEAD></HEAD><BODY><P>Hi</P><P></P><P>You can generate a STOP condition after writing the address and before reading data (which requires a START condition again, plus the read address).<BR />A repeated start is however a little more efficient.</P><P></P><P>Regards</P><P></P><P>Mark<BR /><EM>[uTasker project developer for Kinetis and i.MX RT]</EM></P></BODY></HTML> Tue, 04 Feb 2020 16:47:11 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/I2C-set-a-reading-address/m-p/980112#M55440 mjbcswitzerland 2020-02-04T16:47:11Z