Performs a single step on the target. Returns OK once the step has successfully been initiated. Once the step has completed a BREAK event is generated asynchronously.

Table 1. Step Command Format
Field Size Description
CMD_AVR8_STEP 1 byte Command ID
Version (0x00) 1 byte Command version
Level 1 byte

0x01: instruction level step

0x02: statement level step (deprecated)

Mode 1 byte

0x00: step over (deprecated)

0x01: step into

0x02: step out (deprecated)