Curtiss-Wright FibreXtreme SL240, Справочник по аппаратуре

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REGISTER SET
B.4.7 Receive FIFO Threshold – Offset 0x14
Field Description Access Reset
Value
19 to 0 Number of 32-bit words in the Receive FIFO. R 0
20 Rearm Threshold Interrupt – Write ‘1’ to rearm the
threshold register. Writing ‘0’ has no effect. W 0
21 Data present – A ‘1’ indicates data is present on the
output. A ‘0’ indicates no data is present. R 0
29 to 22 Reserved. None 0
31 to 30 Interrupt Threshold – Selects one of the following levels
of the Receive FIFO to interrupt on:
00 – Interrupt threshold set to Receive FIFO Not Empty
01 – Interrupt threshold set to Receive FIFO ¼ Full
10 – Interrupt threshold set to Receive FIFO ½ Full
11 – Interrupt threshold set to Receive FIFO ¾ Full
R/W 0
B.4.8 Laser Transmitter Control – Offset 0x18
Field Description Access Reset
Value
25 to 0 Reserved. None 0
26 Manual laser shutdown – Set to ‘1’ to shutdown the
laser. Set to ‘0’ for normal operation. R/W 0
31 to 27 Reserved. None 0
Copyright 2006 B-10 FibreXtreme Hardware Reference Manual