NAME CloseDevice -- close the serial port SYNOPSIS CloseDevice(deviceNode) A1 FUNCTION This is an exec call that terminates communication with the serial device. Upon closing, the device's input buffer is freed. Note that all IORequests MUST be complete before closing. If any are pending, your program must abortio() then waitio() to complete them. INPUTS deviceNode - pointer to the device node, set by Open SEE ALSO serial.device/opendevice