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This section contains details of the target system connector pinouts as follows:
The target connector pinout described in release C or later of the ETM specification is changed from that given in releases A and B.
All 38 pins are specified in the tables in this section.
The connector supports:
up to 20 trace information pins, depending on the ETM architecture version
one trace clock pin
one external trigger pin
one voltage reference pin
one voltage supply pin
nine JTAG interface pins.
In multiplexed mode, each pin carries two ETM signals. In demultiplexed mode, each signal is split across two pins.
Trace port clocking modes describes the port modes.