GTFE Command

Here is a complete list of commands for a front-end chip. See Table 5 for actual bit streams. Below are brief explanations on the commands.

Load control register

Loads control register of the front-end chip.

Read event

Starts the front-end chip shifting data out.

End read-event

Stops the front-end chip shifting data out.

Clear event

Clear one event in FIFO.

Calibration strobe

Injects a test pulse into specified channel(s).

Reset chip

Reset command decoders, control registers, and FIFO.

Reset FIFO

Reset all the contents of FIFO.