<html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"></head><body><div><span style="font-size: 100%;">Hi, I'm new here so let me know if I do anything wrong.</span></div><div><div dir="auto"><br></div><div dir="auto">I'm trying to use a Minnowboard Turbot for controlling a Bluetooth module via UART. We are trying to use the PCI UART1 but we aren't seeing the TX pins send any data.</div><div dir="auto"><br></div><div dir="auto">I've tried various settings in the BIOS to enable the serial port. Regardless, on startup Linux always just shows ttyS0 as an enabled serial port. Using minicom or just echoing to /dev/ttyS0 does not TX any data (we have an oscope on pin 6).</div><div dir="auto"><br></div><div dir="auto">lspci shows an HSUART controller with no I/O memory and so far I haven't found a way to enable this device, if that is what I should do.</div><div dir="auto"><br></div><div dir="auto">Can someone point me in the right direction, or drag me back to the path?</div><div dir="auto"><br></div><div dir="auto">Thanks!</div></div></body></html>