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Debug Connection

The ARM tools range offer a number of hardware and software products to connect to your target systems:
  • DSTREAM enables JTAG, SWD, and trace connection to ARM processor-based devices
  • VSTREAM is a virtual interface to connect software debuggers to hardware assisted verification systems
  • Realview ICE (RVI) legacy units provide debug-only target connection

Compare Debug Connections


Product DSTREAM VSTREAM RVI
(legacy)
Functionality Debug, Trace Debug Debug
Target type Hardware RTL model Hardware
Target connectivity JTAG, SWD EDA JTAG, SWD
Host connectivity USB, Ethernet Ethernet USB, Ethernet
Tools support DS-5
RVDS (debug)
DS-5
RVDS
DS-5
RVDS
JTAG frequency 60 MHz - 50 MHz
Memory download 2,500 KB/s 400 KB/s 1,500 KB/s
Trace interface SWO, 16-bit - SWO
Trace buffer 4 GB - -

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