Data(byte) ordering – VXI TECHNOLOGY SVM2608 User Manual

Page 30

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30

SVM2608 Programming

OFFSET

WRITE FUNCTION

READ FUNCTION

0xB6

Pre-Trigger Points (Channel 4) – (LS)

Pre-Trigger Points (Channel 4) – (LS)

0xB8

Trigger Delay (Channel 4) – (MS)

Trigger Delay (Channel 4) – (MS)

0xBA

Trigger Delay (Channel 4) – (LS)

Trigger Delay (Channel 4) – (LS)

0xBC

Timeout (Channel 4)

Timeout (Channel 4)

0xBE

Interrupt Enable (Channel 4)

Interrupt Enable (Channel 4)

0xC0

Reserved

Interrupt Status (Channel 4)

0xC2

Command Register (Channel 4)

Command Register (Channel 4)

0xC4

Reserved

FIFO Data (Channel 4) – (MS)

0xC6

Reserved

FIFO Data (Channel 4) – (LS)

0xC8

Reserved

Result Register (Channel 4) – (MS)

0xCA

Reserved

Result Register (Channel 4) – (LS)

0xCC

Reserved

Result Register (Channel 4) – (MS)

0xCE

Reserved

Result Register (Channel 4) – (LS)

0xD0

Control (Channel 5)

Control (Channel 5)

0xD2

Trigger Level (Channel 5)

Trigger Level (Channel 5)

0xD4

Sample Rate (Channel 5) – (MS)

Sample Rate (Channel 5) – (MS)

0xD6

Sample Rate (Channel 5) – (LS)

Sample Rate (Channel 5) – (LS)

0xD8

Sample Points (Channel 5) – (MS)

Sample Points (Channel 5) – (MS)

0xDA

Sample Points (Channel 5) – (LS)

Sample Points (Channel 5) – (LS)

0xDC

Pre-Trigger Points (Channel 5) – (MS)

Pre-Trigger Points (Channel 5) – (MS)

0xDE

Pre-Trigger Points (Channel 5) – (LS)

Pre-Trigger Points (Channel 5) – (LS)

0xE0

Trigger Delay (Channel 5) – (MS)

Trigger Delay (Channel 5) – (MS)

0xE2

Trigger Delay (Channel 5) – (LS)

Trigger Delay (Channel 5) – (LS)

0xE4

Timeout (Channel 5)

Timeout (Channel 5)

0xE6

Interrupt Enable (Channel 5)

Interrupt Enable (Channel 5)

0xE8

Reserved

Interrupt Status (Channel 5)

0xEA

Command Register (Channel 5)

Command Register (Channel 5)

0xEC

Reserved

FIFO Data (Channel 5) – (MS)

0xEE

Reserved

FIFO Data (Channel 5) – (LS)

0xF0

Reserved

Result Register (Channel 5) – (MS)

0xF2

Reserved

Result Register (Channel 5) – (LS)

0xF4

Reserved

Result Register (Channel 5) – (MS)

0xF6

Reserved

Result Register (Channel 5) – (LS)

0xF8 Reserved

Reserved

0xFA Reserved

Reserved

0xFC Reserved

Reserved

0xFE

External Trigger Level for High-Speed Channel External Trigger Level for High-Speed Channel

D

ATA

(B

YTE

)

O

RDERING


When a pair of 16-bit registers is read as a 32-bit register, the content of the register marked MS is
placed on the VME Bus on D31 - D16 and the content of the register marked LS is placed on
D15 - D0. Similarly, when a pair of 16-bit registers is written as a 32-bit register, the register
marked MS is loaded with the data present on the VME Bus on D31 - D16 and the register marked
LS is loaded with the data present on D15 - D0. All other registers should be addressed as 16-bit
registers to prevent any malfunctioning.

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