RH850 Samtec34 to 20-Pin RH850/U2A (1.27mm) Converter
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This converter is used with RH850 Aurora Active Probe to convert 34-pin RH850 Aurora connector to 20-pin 1.27mm pitch target debug connector with RH850/U2A pinout.
The following pinout is available on the debug adapter pinout side:
Signal Direction |
Signal Description |
Signal |
Pin |
Pin |
Signal |
Signal Description |
Signal Direction |
|
Not Connected |
NC |
1 |
2 |
VREF |
Reference Voltage |
I |
|
Not Connected |
NC |
3 |
4 |
TCK |
Debug Clock |
O |
|
Ground |
GND |
5 |
6 |
TMS |
JTAG |
O |
|
Not Connected |
NC |
7 |
8 |
LPDI |
Debug Signal |
O |
|
Not Connected |
NC |
9 |
10 |
LPDO |
Trace / Debug Signal |
I |
|
Ground |
GND |
11 |
12 |
nTRST |
JTAG |
O |
|
Not Connected |
NC |
13 |
14 |
FLMD0 |
Flash Mode |
O |
|
Not Connected |
NC |
15 |
16 |
NC |
Not Connected |
|
|
Ground |
GND |
17 |
18 |
nEVTO |
Nexus Event Output |
I |
|
Not Connected |
NC |
19 |
20 |
NC |
Not Connected |
|
|
Not Connected |
NC |
21 |
22 |
nRESET |
Reset |
I/O |
|
Ground |
GND |
23 |
24 |
GND |
Ground |
|
|
Not Connected |
NC |
25 |
26 |
NC |
Not Connected |
|
|
Not Connected |
NC |
27 |
28 |
NC |
Not Connected |
|
|
Ground |
GND |
29 |
30 |
GND |
Ground |
|
|
Not Connected |
NC |
31 |
32 |
LPDCLKO/RDY |
Trace Clock / Debug Clock / Synchronization |
I |
|
Not Connected |
NC |
33 |
34 |
NC |
Not Connected |
|
34-pin RH850 Aurora pinout
The following pinout is available on the target side:
Signal Direction |
Signal Description |
Signal |
Pin |
Pin |
Signal |
Signal Description |
Signal Direction |
|---|---|---|---|---|---|---|---|
I |
Reference Voltage |
VREF |
1 |
2 |
TMS |
JTAG |
O |
|
Ground |
GND |
3 |
4 |
TCK |
Debug Clock |
O |
|
Ground |
GND |
5 |
6 |
TDO |
Trace / Debug Signal |
I |
|
Not Connected |
NC |
7 |
8 |
LPDCLKO/RDY |
Trace Clock / Debug Clock / Synchronization |
I |
|
Ground |
GND |
9 |
10 |
nRESET |
Reset |
I/O |
|
Not Connected |
NC |
11 |
12 |
TDI |
Debug Signal |
O |
|
Not Connected |
NC |
13 |
14 |
NC |
Not Connected |
|
|
Ground |
GND |
15 |
16 |
nTRST |
JTAG |
O |
|
Ground |
GND |
17 |
18 |
FLMD0 |
Flash Mode |
O |
|
Ground |
GND |
19 |
20 |
nEVTO |
Nexus Event Output |
I |
20-pin RH850/U2A
