20-pin Renesas RH850/U2A (1.27mm) Debug Adapter
This debug adapter is used to connect the iC5000 or the iC5700 BlueBox to the Renesas RH850 based targets. It’s used to connect to the embedded target featuring a 20-pin 1.27mm pitch target debug connector with RH850/U2A pinout.
The following pinout is valid 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 |
LPDCLK/TCK |
Debug Clock |
O |
|
Ground |
GND |
5 |
6 |
LPDO/TDO |
Trace / Debug Signal |
I |
|
Not Connected |
KEY |
7 |
8 |
LPDCLKOUT/RDY |
Trace Clock / Debug Clock / Synchronization |
I |
|
Ground |
GND |
9 |
10 |
nRESET |
Reset |
I/O |
|
Not Connected |
NC |
11 |
12 |
LPDI/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 |
NC |
Not Connected |
|
20-pin Renesas RH850/U2A pinout
Signal Direction is described from the BlueBox perspective.
When initially connecting the BlueBox to a target, ensure the debug adapter pinout matches the Target connector to avoid potential hardware failure. |