u-blox UBX-G7020 - 2.8 JTAG

UBX-G7020 - Hardware Integration Manual
Design-in
GPS.G7-HW-10003 Objective Specification Page 39 of 74
2.8 JTAG
A JTAG interface can be used for testing and debugging. This interface allows failure analysis by the factory and
boundary scan in production test.
Pin
Function
Remarks
TDI / PIO13
Test Data Input
Shared with PIO13
TDO / PIO14
Test Data Output
Shared with PIO14
TMS
Test Mode Select
TCK
Test Clock
Table 11: JTAG interface
Confidential