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JTAG接口

Watrt7年前 (2019-04-20)硬件接口24650

JTAG Pinouts

10-pin JTAG/SWD

NamePinPinName
Vref12SWDIO/TMS
GND34SWDCLK/TCLK
GND56SWO/TDO
-78NC/TDI
GNDDetect910nRESET


ARM-20 JTAG

NamePinPinName
VREF12VSUPPLY
nTRST34GND
TDI56GND
TMS78GND
TCK910GND
RTCK1112GND
TDO1314GND
nSRST1516GND
DBGRQ1718GND
DGBACK1920GND


ARM-14 JTAG

NamePinPinName
VREF12GND
nTRST34GND
TDI56GND
TMS78GND
TCK910GND
TDO1112nSRST
VREF1314GND


MIPS EJTAG

NamePinPinName
nTRST12GND
TDI34GND
TDO56GND
TMS78GND
TCK910GND
nSRST1112
DINT1314VREF


AVR JTAG

NamePinPinName
TCK12GND
TDO34VREF
TMS56nSRST
-78nTRST
TDI910GND


Maxim MAXQ JTAG

NamePinPinName
TCK12GND
TDO34VREF
TMS56nSRST
-78VSUPPLY
TDI910GND


Texas Instruments MSP430 JTAG

NamePinPinName
TDO12VREF
TDI34-
TMS56TCLK
TCK78VPP
GND910-
nSRST1112-
-1314-


Note: There are usually different way to connect JTAG header to the target. Always check the datasheet.


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