Microchip Technology MPLAB ICD 4 Quick Start Manual page 3

ADDITIONAL INFORMATION
Verify the Debugger is Functioning Properly
Refer to instructions in the MPLAB ICD 4 documenta-
tion for using the ICD Test Interface Board to verify the
unit is operating properly.
Pinouts for Debug Interfaces
MPLAB ICD 4
®
Pin # Pin Name
8 TTDI
7 TVPP
6 TVDD
5 GND
4 PGD
3 PGC
2 TAUX
1 TTMS
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ICSP MIPS CORTEX
®
(MCHP) EJTAG SWD
TTDI
MCLR MCLR MCLR
VDD VIO_REF VTG
GND GND GND
DAT TDO SWO
CLK TCK SWCLK
AUX TAUX RESET
TTMS SWDIO TMS
Pinouts for Data Stream Interfaces
MPLAB ICD 4
®
Pin # DMCI/DGI U(S)ART/CDC
8
7
6
5
4
3
2
1
Power from the computer via USB cable
or external Microchip power supply
USB Cable
to Computer
MPLAB ICD 4
®
DEBUG
JTAG DW(IRES) UPDI PDI
TDI
VTG VTG VTG VTG
GND GND GND GND
TDO DAT DAT
TCK
SW-DAT CLK
DATA STREAM
DGI SPI
TX MOsI
VTG VTG
GND GND
MISO
SCK
(SCK)
RX SS
ICD Test
Interface Board
Modular Cable
AW AVR _ISP TPI
®
MOsI
VTG VTG VTG
GND GND GND
DATA MISO DAT
SCK CLK
RESET RST
DS50002538B