Digital Signal ControllersのトピックWrong data message on SC18IM700 https://community.nxp.com/t5/Digital-Signal-Controllers/Wrong-data-message-on-SC18IM700/m-p/835375#M1395 <HTML><HEAD></HEAD><BODY><P>Hi there,</P><P><BR />I'm having a issue regarding some UART messages on SC18IM700.</P><P>I send, for example, the folowed message by UART:</P><P><BR />0x53 0x40 0x02 0x55 0x55 0x50 0x52 0x0A 0x50</P><P><BR />That message works properly. I have a PCF controller with 0x40 address. I receive 0xF0 and can see the outputs changed.</P><P>In fact, all kind of messages works well, unless when I need to send a 0xFF (eg: 0x53 0x40 0x02 0xFF 0xFF 0x50 0x52 0x0A 0x50). In that case the SC18IM700 doesn't send anything by I2C (I confermed by osciloscope, and nothing hapens on I2C lines).</P><P><BR />Any ideas?</P><P></P><P></P><P></P><P></P><P>Cumps,</P><P></P><P>Rúben Marques</P></BODY></HTML> Fri, 29 Jun 2018 15:08:07 GMT ruben_marques 2018-06-29T15:08:07Z Wrong data message on SC18IM700 https://community.nxp.com/t5/Digital-Signal-Controllers/Wrong-data-message-on-SC18IM700/m-p/835375#M1395 <HTML><HEAD></HEAD><BODY><P>Hi there,</P><P><BR />I'm having a issue regarding some UART messages on SC18IM700.</P><P>I send, for example, the folowed message by UART:</P><P><BR />0x53 0x40 0x02 0x55 0x55 0x50 0x52 0x0A 0x50</P><P><BR />That message works properly. I have a PCF controller with 0x40 address. I receive 0xF0 and can see the outputs changed.</P><P>In fact, all kind of messages works well, unless when I need to send a 0xFF (eg: 0x53 0x40 0x02 0xFF 0xFF 0x50 0x52 0x0A 0x50). In that case the SC18IM700 doesn't send anything by I2C (I confermed by osciloscope, and nothing hapens on I2C lines).</P><P><BR />Any ideas?</P><P></P><P></P><P></P><P></P><P>Cumps,</P><P></P><P>Rúben Marques</P></BODY></HTML> Fri, 29 Jun 2018 15:08:07 GMT https://community.nxp.com/t5/Digital-Signal-Controllers/Wrong-data-message-on-SC18IM700/m-p/835375#M1395 ruben_marques 2018-06-29T15:08:07Z