J21: JTAG Disable
Pin #
Signal Name Pin # Signal Name
1
GND
J22: LAN LED
Pin #
Signal Name Pin # Signal Name
1
VCC
3
VCC
Vortex86SX-6115-V2
(Default setting: Pin 1 & Pin 2 short)
2
JTAG Disable
2
Link / Active
4
TX / RX
Vortex86SX™ Tiny CPU Module
14
