This code is an example of using the openocd debug message system. Before the message output is seen in the debug window, the functionality will need enabling: From the gdb prompt: monitor target_request debugmsgs enable monitor trace point 1 From the Telnet prompt: target_request debugmsgs enable trace point 1 To see how many times the trace point was hit: (monitor) trace point 1 Spen spen@spen-soft.co.uk