DS31256 Maxim Integrated Products, DS31256 Datasheet - Page 30

• Manufacturer Part Number: DS31256
• Description: IC CTRLR HDLC 256-CHANNEL 256BGA
• Manufacturer: Maxim Integrated Products

Specifications of DS31256

• Controller Type: HDLC Controller
• Interface: Serial
• Voltage - Supply: 3 V ~ 3.6 V
• Current - Supply: 500mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 256-BGA
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

4.9 Transmit DMA Registers (8xx)
4.10 FIFO Registers (9xx)
ADDRESS
ADDRESS
OFFSET/
OFFSET/
09A0
09A4
080C
083C
0800
0804
0808
0810
0830
0834
0838
0840
0844
0850
0854
0870
0874
0880
0900
0904
0910
0914
0920
0924
0980
0984
0990
0994
RFHWMIS
TDMACIS
TFLWMIS
TDQBA1
TDQBA0
RFSBPIS
TFSBPIS
TPQBA0
TPQBA1
TDQFFT
RFHWM
TDMAQ
TDQWP
TDMAC
TFLWM
TPQWP
TDQEA
RFBPIS
TPQEA
TDQRP
TDBA0
TDBA1
TFBPIS
TPQRP
NAME
NAME
RFSBP
TFSBP
RFBP
TFBP
Transmit Pending-Queue Base Address 0 (lower word)
Transmit Pending-Queue Base Address 1 (upper word)
Transmit Pending-Queue End Address
Transmit Pending-Queue Host Write Pointer
Transmit Pending-Queue DMA Read Pointer
Transmit Done-Queue Base Address 0 (lower word)
Transmit Done-Queue Base Address 1 (upper word)
Transmit Done-Queue End Address
Transmit Done-Queue Host Read Pointer
Transmit Done-Queue DMA Write Pointer
Transmit Done-Queue FIFO Flush Timer
Transmit Descriptor Base Address 0 (lower word)
Transmit Descriptor Base Address 1 (upper word)
Transmit DMA Configuration Indirect Select
Transmit DMA Configuration
Transmit DMA Queues Control
Receive FIFO Starting Block Pointer Indirect Select
Receive FIFO Starting Block Pointer
Receive FIFO Block Pointer Indirect Select
Receive FIFO Block Pointer
Receive FIFO High-Watermark Indirect Select
Receive FIFO High Watermark
Transmit FIFO Starting Block Pointer Indirect Select
Transmit FIFO Starting Block Pointer
Transmit FIFO Block Pointer Indirect Select
Transmit FIFO Block Pointer
Transmit FIFO Low-Watermark Indirect Select
Transmit FIFO Low Watermark
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REGISTER
REGISTER
SECTION
SECTION
9.3.3/9.3.4
9.3.3
9.3.3
9.3.3
9.3.3
9.3.3
9.3.4
9.3.4
9.3.4
9.3.4
9.3.4
9.3.4
9.3.2
9.3.2
9.3.5
9.3.5
8.2
8.2
8.2
8.2
8.2
8.2
8.2
8.2
8.2
8.2
8.2
8.2