C10.52 Integration Instruction ATB In Register

The TRCITIATBINR characteristics are:

Purpose
Reads the state of the input pins shown in the following table.
Usage constraints
  • Available when bit[0] of TRCITCTRL is set to 1.
  • The values of the register bits depend on the signals on the input pins when the register is read.
Configurations
Available in all configurations.
Attributes
See C10.1 ETM register summary.
Figure C10-51 TRCITIATBINR bit assignments
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For all non-reserved bits:

  • When an input pin is LOW, the corresponding register bit is 0.
  • When an input pin is HIGH, the corresponding register bit is 1.
  • The TRCITIATBINR bit values always correspond to the physical state of the input pins.
[31:2]
Reserved. Read undefined.
AFVALIDM, [1]
Returns the value of the AFVALIDMn input pin.
ATREADYM, [0]
Returns the value of the ATREADYMn input pin.

The TRCITIATBINR can be accessed through the external debug interface, offset 0xEF4.

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