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LeapFrog Pollux Platform: JTAG Pinouts

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Didj

Pin type Didj Test Pad label
TRST TP9
TDI TP10
TMS TP11
TCK TP12
TDO TP13
(S)RST TP103 [1]
GND TP14

[1] As an alternative to TP103, either side of R43 (jumper/0 Ohms) or the right pad of R45 (unpopulated) works. This is near the other test pads.

JTAG PADS.jpg DidjTP103.png

Leapster Explorer

Pin type LX Test Pad label
TRST RST
TDI TDI
TMS TMS
TCK TCK
TDO TDO
(S)RST nRST
GND GND

LX-JTAG.jpg

ARM JTAG Adapter Mapping

For details on mapping these pins to a standard 20-pin ARM JTAG adapter, see http://www.jtagtest.com/pinouts/arm20.