/t /RO /com: /speed:38400 /ecr:10 /data_file: [/com:n] [/speed:nnnn] [/ecr:nn] [/num:nn] [/o:nnn] [/start:nnn] [/len:nnn] [/cfg:ssssss] [/tel:ttttttt] [/data_file:file] [/cfg_file:file] [/err_file:file] [/run_file :f ile] [/drm:drm] [/online_wait:time]