User's Manual

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Figure2‐3:JumpersonJTAGLines
Toconnectandexternalemulator,removethesejumpersandplacetheexternalemulatorontheJTAG
INconnector(SeeFigure2‐4below).
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Figure2‐4:JTAGInputConnectorforUsingExternalEmulator
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Table2‐1liststhe JTAG headers.
Reference Usage Comments
J3 5-6 (TCK)
(1)
JTAG Short : Routes the on-board emulator to the CC3220.
Open: Isolate the on-board emulator from the CC3220.
J3 7-8 (TMS)
(1)
J3 3-4 (TDI)
J3 1-2 (TDO)
(1)
For the SWD mode, only TCK and TMS need to be shorted to the CC3220.
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Table2‐1:JTAGheadersontheLAUNCHCC3220MODASF
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2.1.2 I2CConnections
Theboardfeaturesanaccelerometerandtemperaturesensorfortheout‐of‐boxdemo.Theseare
connectedtotheI2Cbusandcanbeisolatedusingthejumpersprovided(See Figure2‐5belo w).