Did you use CodeWarrior 10.5.1 or CodeWarrior 8.8?
Is the problem USB TAP a CodeWarrior TAP which integrates both USB and Ethernet ports?
Is there valid RCW on MPC8309 custom board?
Please open CCS console from Start->Freescale CodeWarrior->CodeWarrior Connection Server and type the following commands to do more verification.
(bin) 3 % delete all
(bin) 4 % config cc cwtap
(bin) 5 % show cc
CodeWarrior TAP executable differs from local file.
CodeWarrior TAP Boot Loader version 1.0.1
CodeWarrior TAP OS version 1.0.1
Sending code to CodeWarrior TAP.........done
Running package script
0: CodeWarrior TAP (cwtap) CC software ver. {0.0}
(bin) 6 % source IDcode.tcl
Scanning for available TAPs connected via USB.....
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+
+ Available Remote Connections
+
+ 1 - CodeWarriorTAP - 00:04:9f:02:f1:ea
+ 2 - CodeWarriorTAP - <Specify IP Address>
+ 3 - EthernetTAP - <Specify IP Address>
+ 4 - GigabitTAP - <Specify IP Address>
+
+ x - Exit Script without Changes
+
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Specify connection:
1
Configuring TAP Interface....
Configured Connection: cwtap : 00:04:9f:02:f1:ea
