Programming Devices Programmer Options Dialog Box You open this page by clicking Tools > Options in the Programmer window. Programmer You open the Programmer window by clicking Tools > Programmer. Open JTAG Chain Log File Dialog Box You open this dialog box by clicking Open JTAG Chain Log on the JTAG Chain Debugging pane of the JTAG Chain Debugger. JTAG Chain Debugger You access this tool by clicking Tools > JTAG Chain Debugger.