[−][src]Module drone_cortex_m::itm

The Instrumentation Trace Macrocell.

This module provides interface to transmit log data through the SWO pin.

ITM ports #0 and #1 are reserved for STDOUT and STDERR respectively.

Macros

Updates the SWO prescaler register to match the baud-rate defined at Drone.toml.

Port	ITM stimulus port handler.

HEAP_TRACE_KEY	XOR pattern for heap trace output.
HEAP_TRACE_PORT	Port number of the heap trace stream.
STDERR_PORT	Port number of the standard error stream.
STDOUT_PORT	Port number of the standard output stream.

flush	Blocks until all pending packets are transmitted.
is_enabled	Returns `true` if a debug probe is connected and listening to the ITM output.
is_port_enabled	Returns `true` if a debug probe is connected and listening to the ITM port `port` output.
sync	Generates an ITM synchronization packet.
trace_alloc	Logs an allocation to the ITM port #31.
trace_dealloc	Logs a deallocation to the ITM port #31.
trace_grow_in_place	Logs growing in place to the ITM port #31.
trace_shrink_in_place	Logs shrinking in place to the ITM port #31.
update_prescaler	Updates the SWO prescaler register.
write_fmt	Writes `args` to the stimulus port number `address`.
write_str	Writes `string` to the stimulus port number `address`.