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IAR Embedded Workbench for RX 5.20

Differences between the C-SPY drivers

In this section:

This table summarizes the key differences between the C-SPY drivers:

Feature

Simulator

E1

E20

E2

E2 Lite/ EZ-CUBE2

J-Link

Code breakpoints*

Unlimited

Yes

Yes

Yes

Yes

Yes

Data breakpoints

Yes

Yes

Yes

Yes

Yes

Yes

Execution in real time

—

Yes

Yes

Yes

Yes

Yes

Zero memory footprint

Yes

Yes

Yes

Yes

Yes

Yes

Simulated interrupts

Yes

—

—

—

—

—

Real interrupts

—

Yes

Yes

Yes

Yes

Yes

Interrupt logging

Yes

—

—

—

—

—

Data logging

Yes

—

—

—

—

—

Live watch

Yes

Yes

Yes

Yes

Yes

Yes

Cycle counter

Yes

—

—

—

—

—

Code coverage

Yes

Yes

Yes

Yes

Yes

Yes

Data coverage*

Yes

—

Yes

—

—

—

Performance analysis*

—

Yes

Yes

Yes

Yes

Yes

Start/stop routines

—

Yes

Yes

Yes

Yes

—

Profiling

Yes

Yes

Yes

Yes

Yes

Yes

Trace

Yes

Yes

Yes

Yes

Yes

Yes

Power debugging*

—

—

—

Limited

—

Yes

Table 16. Driver differences


* With specific requirements or restrictions, see the respective section in the debugger documentation.