RZ/A2M CPU Board RTK7921053C00000BE
2. Function specifications
R20UT4397EJ0100 Rev.1.00
2-26
2018.10.11
2.10
Debug Interface
RTK7921053C00000BE contains a CoreSight 20 connector (CN5) for connection to the RZ/A2M user debug interface.
Figure 2.10.1 shows the debug interface block diagram.
Figure 2.10.1
Debug Interface Block Diagram
RZ/A2M (U1)
PJ_0 /
TRACECLK
JP0_4 /
TRST#
RES#
3.3V
PJ_5 /
TRACEDATA3
JP0_1 /
TDO
JP0_0 /
TDI
JP_2 /
TMS
JP0_3 /
TCK
CoreSight 20 connector (CN5)
3.3V
3.3V
Reset IC (U15)
Reset switch (SW2)
3.3V
3.3V
RTCK/TRACECLK
PJ_4 /
TRACEDATA2
PJ_3 /
TRACEDATA1
PJ_2 /
TRACEDATA0
3.3V
3.3V
3.3V
DBGACK /TraceD 3
DBGRQ/TraceD2
nTRST/TraceD1
SWO/TraceD 0
TDO/SWO
TDI
TMS/SWDIO
TCK/SWCLK
nSRST
Note:
Red characters
indicate
functions in use.
: Unmounted.
U12
U13
U14