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JTAG Interface

The JTAG Interface connector provides debugging and emulator support for the NXP P89LPC952 device. The JTAG Interface allows application debugging and programming of on-chip and off-chip Flash devices.

MCB950 Board with JTAG

The standard JTAG 20-pin connector works with the Keil ULINK and many third party tool vendors.

The 2-wired Debug Interface is connected to a 10-pin (for FS2 System Navigator) connector.

10 and 20-pin Connector Pinouts

Note

  • The P89LPC95x only use the JTAG pins TCLK as clock and TDI as bidirectional data for communication (on the P11 connector pins 9 and 5, on the P10 connector pins 1 and 9, respectively). Remaining JTAG pins are not used and can be left open in user applications.
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