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ULINK Debugger Comparison

Feature
ULINKpro ULINKpro D ULINK2 ULINK-ME ULINK
Debugging Features
RAM Breakpoints Unlimited Unlimited Unlimited Unlimited Unlimited
ROM Breakpoints (ARM7/9) 2 max 2 max 2 max 2 max 2 max
ROM Breakpoints (Cortex-M) 6 max 6 max 6 max 6 max 6 max
ROM Breakpoints (µPSD)
(Cannot Set While Executing)
n/a n/a 5 max n/a 5 max
ROM Breakpoints (XC800)
(Cannot Set While Executing)
n/a n/a 4 max n/a 4 max
ROM Breakpoints (XC166) n/a n/a 4 max n/a 4 max
Execution Breakpoints
(Set While Executing)
Access Breakpoints (ARM7/9) 2 max
(R/W Only, With Value)
2 max
(R/W Only, With Value)
2 max
(R/W Only, With Value)
2 max
(R/W Only, With Value)
2 max
(R/W Only, With Value)
Access Breakpoints (Cortex-M3) 4 max
(With value)
4 max
(With value)
4 max
(With value)
4 max
(With Value)
Access Breakpoints (µPSD) n/a n/a 3 max n/a 3 max
Access Breakpoints (XC800) n/a n/a 1 in IDATA max n/a 1 in IDATA max
Access Breakpoints (XC166) n/a n/a 1 max n/a 1 max
Debugging Support
Real-Time Agent (ARM7/9)
Serial Wire Debug (Cortex-M)
Data Trace (Cortex-M3/M4)
(Serial Wire Viewer)
Instruction Trace (Cortex-M3/M4)
(Embedded Trace Macrocell - ETM)
Performance
JTAG Clock <= 50MHz <= 50MHz <= 10MHz <= 10MHz <= 1MHz
Memory R/W ≈ 1MB/s ≈ 1MB/s ≈ 28KB/s ≈ 28KB/s ≈ 28KB/s
Flash R/W 32KB/s 32KB/s ≈ 25KB/s ≈ 25KB/s ≈ 15KB/s
Data Trace Streaming 800Mb/s 800Mb/s 1Mb/s 1Mb/s
Connectors
10-pin (0.05")
(Cortex Debug Connector)
20-pin (0.1")
(ARM Standard JTAG Connector)
20-pin (0.05")
(Cortex Debug+ETM Connector)
16-pin (0.1")
(Infineon OCDS Connector)
14-pin (0.1")
(ST µPSD Connector)
I/O Voltage Range 1.2V - 3.3V 1.2V - 3.3V 2.7V - 5.5V 3.0V - 3.6V 3.0V - 5.5V
Supported Device Families
XC800 (8051)
µPSD (8051)
XC166/XE166/XC2000
LPC950 (8051)
ARM7
ARM9
Cortex-M0
Cortex-M0+
Cortex-M1
Cortex-M3
Cortex-M4

Note that hardware breakpoints are limited by the ARM Embedded ICE Hardware.
The original ULINK has been replaced by ULINK2.

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