DS3134 Maxim Integrated Products, DS3134 Datasheet - Page 102

• Manufacturer Part Number: DS3134
• Description: IC CTRLR HDLC CHATEAU 256-BGA
• Manufacturer: Maxim Integrated Products

Specifications of DS3134

• 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

Receive DMA Memory Organization Figure 8.1.1B
Free Queue Base Address (32)
Free Queue Large Buffer Host Write Pointer (16)
Free Queue Large Buffer DMA Read Pointer (16)
Free Queue Small Buffer Start Address (16)
Free Queue Small Buffer Host Write Pointer (16)
Free Queue Small Buffer DMA Read Pointer (16)
Free Queue End Address (16)
Done Queue Base Address (32)
Done Queue DMA Write Pointer (16)
Done Queue Host Read Pointer (16)
Done Queue End Address (16)
Descriptor Base Address (32)
Internal Chateau Registers
dmarbd
Contains 32-Bit Addresses for Free Data
102 of 203
Receive Done Queue Descriptors:
Links to Other Packet Descriptors
Receive Free Queue Descriptors:
Free Queue Descriptors Allowed
Up to 64K dwords Done Queue
Status/Control Information and
Receive Packet Descriptors:
Contains Index Pointers to
Contains 32-Bit Addresses
Buffers & their Associated
Used Packet Descriptors
Main Offboard Memory
(32-Bit Address Space)
Free Data Buffer Space
Used Data Buffer Space
to Free Buffer as well as
Up to 64K Quad dwords
Free Packet Descriptors
Up to 64K Dual dwords
Descriptors Allowed
Descriptors Allowed
DS3134