Jtag chain, Jtag chain –4 – Altera Cyclone V SoC User Manual
Page 22
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5–4
Chapter 5: Board Test System
Using the Board Test System
Cyclone V SoC Development Kit
November 2013
Altera Corporation
User Guide
JTAG Chain
The JTAG chain control shows all the devices currently in the JTAG chain. The
Cyclone V device is always the first device in the chain. The JTAG chain is normally
mastered by the On-board USB-Blaster II.
1
If you plug in an external USB-Blaster cable to the JTAG header (J23), the On-Board
USB-Blaster II is disabled.
1
JTAG DIP switch bank (SW4) selects which interfaces are in the chain. Refer to
for detailed settings.
f
For details on the JTAG chain, refer to the
page.
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