
Altera USB Byte Blaster Cable Rev C – USB Programmer & Debugger
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Prices updated: 12 Oct 2026
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About this product
A USB programmer and debugger cable for Altera FPGA and CPLD devices, described as fully compatible with the original Altera USB-Blaster. It supports JTAG, AS and PS modes, Nios II debugging and Quartus II SignalTap II logic analysis, with target voltages from 1.0 V to 5.5 V.
Specifications
- Interface
- USB
- Target voltage
- 1.0 V to 5.5 V
- Programming modes
- JTAG, AS, PS
- Compatibility
- Compatible with original Altera USB-Blaster
- Supported devices
- Altera MAX, MAX II, Cyclone, Stratix, APEX, FLEX and EPC/EPCS configuration devices
- Debug support
- Nios II debug, SignalTap II logic analyzer
- Revision
- Rev C
Frequently asked questions
Which Altera devices does it support?
The listing covers CPLDs (MAX 3000A, MAX 7000 series, MAX 9000, MAX II), and many FPGA families including Cyclone, Stratix, APEX and FLEX, plus EPCS and EPC configuration devices.
How do I connect it to my board?
Connect the cable's JTAG pins to the matching JTAG header on the target board, and make sure the target's I/O voltage is within the supported 1.0 V to 5.5 V range. Use Quartus II to select the programming mode.




