I-jet Trace for Arm Cortex-M

I-jet Trace for Arm Cortex-M provides extensive debugging and trace functionality. It delivers large trace memory capacities and high-speed communication via SuperSpeed USB 3.0. I-jet Trace is equipped with Embedded Trace Macrocell (ETM) trace, supporting all Cortex-M devices with ETM.

Specifications I-jet Trace

• Supports Arm Cortex-M cores
• SuperSpeed USB 3.0 interface (5 Gbps)
• Fully compatible with USB 2.0 (480 Mbps)
• No power supply required, powered entirely by the USB port
• Target power of up to 400mA can be supplied from I-jet Trace with overload protection
• Automatic core recognition
• CE/RoHS compliant

Debugging features

• JTAG and SWD clocks up to 100 MHz
• Support for SWO using Manchester and UART, at up to 200 Mbps
• Support for multiple JTAG devices with automatic chain detection and graphical display
• Support for JTAG adaptive clocking (RTCK)
• Automatic JTAG/SWD detection
• JTAG voltage measurement and monitoring
• Target power consumption can be measured with ~160µA resolution at up to 200 ksps (kilo samples per second)

Trace features

• Trace memory size of 64 Mbyte or 256 Mbyte
• 1,2 and 4-bit trace data collection
• Up to 150MHz ETM trace clock
• 64-bit time stamp with CPU cycle accuracy for timing analysis
• Support for trace logic levels from 1.2V to 5V
• Support for MIPI-20 trace header directly

This probe is available in two versions to match different needs of trace memory size.