Technical Specifications

Feature
Feature	ULINK-ME
Debugging Features
RAM Breakpoints	Unlimited
ROM Breakpoints (ARM7/9)	2 max
ROM Breakpoints (Cortex-M3)	8 max
ROM Breakpoints (µPSD) (Cannot Set While Executing)	n/a
ROM Breakpoints (XC800) (Cannot Set While Executing)	n/a
ROM Breakpoints (XC166)	n/a
Execution Breakpoints (Set While Executing)
Access Breakpoints (ARM7/9)	2 max (R/W Only, With Value)
Access Breakpoints (Cortex-M3)	4 max (With Value)
Access Breakpoints (µPSD)	n/a
Access Breakpoints (XC800)	n/a
Access Breakpoints (XC166)	n/a
Debugging Support
Real-Time Agent
Serial Wire Debug (Cortex-M3)
Serial Wire Viewer (Cortex-M3)
Trace History
Connector (Pins)	20 only
Performance
JTAG Clock	<= 10MHz
JTAG RTCK Support (Return Clock)
Memory R/W (Bytes/sec)	≈ 28K
Flash R/W (Bytes/sec)	≈ 25K
Single-Step (Fast) (Instructions/sec)	≈ 50
Supported Device Families
XC800 (8051)
µPSD (8051)
XC166/XE166/XC2000
LPC950 (8051)
ARM7
ARM9
Cortex-M1
Cortex-M3