CPLD and FPGA
ATCA-8310 Installation and Use (6806800M72D)
279
2
Received Data is available. In FIFO mode, trigger level was reached; in non-FIFO
mode, RBR has data.
2
Receiver Time out occurred. It happens in FIFO mode only, when there is data in the
receive FIFO but no activity for a time period.
3
Transmitter requests data. In FIFO mode, the transmit FIFO is half or more than half
empty; in non-FIFO mode, THR is read already
4
Modem Status: one or more of the modem input signals has changed state
Table 8-54 Interrupt Identification Register (IIIR)
IO Address: Base + 2
Bit
Description
Default
Access
0
Interrupt status bit:
1: no interrupt pending
0: interrupt pending
1
GPP: r
2:1
Interrupt priority level and source:
11: Receiver line status
10: Receiver data available
01: Transmitter holding register empty
00: Modem status
0
GPP: r
3
Time Out Detected:
0: No time out interrupt is pending
1: Character time-out indication (FIFO mode only)
0
GPP: r
5:4
Reserved
0
r
7:6
FIFO Mode Enable bits:
00: Default mode
01: Reserved
10: Reserved
11: FIFO mode
0
GPP: r
Table 8-53 UART Interrupt Priorities2 (continued)
Priority Level
Interrupt Source
Summary of Contents for ATCA-8310
Page 12: ...ATCA 8310 Installation and Use 6806800M72D Contents 12 Contents Contents ...
Page 26: ...ATCA 8310 Installation and Use 6806800M72D 26 List of Figures ...
Page 34: ...ATCA 8310 Installation and Use 6806800M72D About this Manual 34 About this Manual ...
Page 54: ...Hardware Preparation and Installation ATCA 8310 Installation and Use 6806800M72D 54 ...
Page 70: ...Controls Indicators and Connectors ATCA 8310 Installation and Use 6806800M72D 70 ...
Page 162: ...BIOS ATCA 8310 Installation and Use 6806800M72D 162 ...
Page 200: ...U Boot ATCA 8310 Installation and Use 6806800M72D 200 ...
Page 244: ...Intelligent Peripheral Management Controller ATCA 8310 Installation and Use 6806800M72D 244 ...
Page 438: ...CPLD and FPGA ATCA 8310 Installation and Use 6806800M72D 438 ...
Page 442: ...Replacing the Battery ATCA 8310 Installation and Use 6806800M72D 442 ...
Page 444: ...Related Documentation ATCA 8310 Installation and Use 6806800M72D 444 ...
Page 454: ...ATCA 8310 Installation and Use 6806800M72D Sicherheitshinweise 454 ...
Page 456: ...Index ATCA 8310 Installation and Use 6806800M72D 456 ...
Page 457: ...Index ATCA 8310 Installation and Use 6806800M72D 457 ...
Page 458: ...Index ATCA 8310 Installation and Use 6806800M72D 458 ...
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