Unterschiede
Hier werden die Unterschiede zwischen zwei Versionen angezeigt.
jtag:howitworks:svf [Fri. 09.03.2018 13:48] – angelegt wikiadmin | jtag:howitworks:svf [Fri. 09.03.2018 13:55] (aktuell) – wikiadmin | ||
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</ | </ | ||
- | This will scan 64 bits out from the data registers of devices in the JTAG chain, scanning in 64 zeros and expecting to read 0x0123456789ABCDEF out, with the mask of 0FFFFFFFFFFFFFFF indicating that the first 4 bits are not significant, | + | Dieser Befehl erzeugt |
Headers and trailers can also be set up, enabling you to target a specific device, or set of devices, in the JTAG chain without having to consider the other devices in the chain at each step. | Headers and trailers can also be set up, enabling you to target a specific device, or set of devices, in the JTAG chain without having to consider the other devices in the chain at each step. | ||
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The complete list of SVF commands is as follows. | The complete list of SVF commands is as follows. | ||
+ | < | ||
ENDDR Specifies default end state for DR scan operations. | ENDDR Specifies default end state for DR scan operations. | ||
ENDIR Specifies default end state for IR scan operations. | ENDIR Specifies default end state for IR scan operations. | ||
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TIR (Trailer Instruction Register) Specifies a trailer pattern that is appended to the end of subsequent IR scan operations. | TIR (Trailer Instruction Register) Specifies a trailer pattern that is appended to the end of subsequent IR scan operations. | ||
TRST (Test ReSeT) Controls the optional Test Reset line. | TRST (Test ReSeT) Controls the optional Test Reset line. | ||
+ | </ | ||
- | You can run SVF files using XJTAG with XJDeveloper, | + | |
+ | ===== SVF-Player ===== | ||
Folgende Tools können SVF-Dateien ausführen: | Folgende Tools können SVF-Dateien ausführen: | ||
- | * [[|]] | + | |
- | * [[|]] | + | * [[|Quartus II JTAG Debuger Tool]] |
- | * [[|]] | + | |
- | * [[|]] | + | ===== Links ===== |
* [[https:// | * [[https:// | ||