Specifications

50 Altera Corporation
EPXA10 Development Board Hardware Reference Manual
Table 38 lists the pin assignments for the ETM9 trace port.
Table 38. Trace Port Connections
Pin Signal Description Pin Signal Description
1 N.C. No connection 2 N.C. No connection
3 N.C. No connection 4 N.C. No connection
5 GND Ground 6 TRACECLK Clock output for the trace port
7 DBGRQ Not used 8 DBGACK Output (not used)
9 nSRST System reset detector 10 EXTTRIG Output (not used)
11 TDO Test data input 12 VTRef Reference voltage input
13 RTCK Input (not used) 14 VSupply Power input for the debug equipment
15 TCK Test clock output 16 TRACEPKT7 Data/address information output on
pipeline status
17 TMS Test mode select output 18 TRACEPKT6
19 TDI Test data output 20 TRACEPKT5
21 nTRST Reset input/output 22 TRACEPKT4
23 TRACEPKT15 Data/address information output
on pipeline status
24 TRACEPKT3
25 TRACEPKT14 26 TRACEPKT2
27 TRACEPKT13 28 TRACEPKT1
29 TRACEPKT12 30 TRACEPKT0
31 TRACEPKT11 32 TRACESYNC
33 TRACEPKT10 34 PIPESTAT2 Processor pipeline status
35 TRACEPKT9 36 PIPESTAT1
37 TRACEPKT8 38 PIPESTAT0
39 GND Ground 40 GND Ground
41 GND Ground 42 GND Ground
43 GND Ground