bt8471 Mindspeed Technologies, bt8471 Datasheet
bt8471
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bt8471 Summary of contents
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... Bt8471 Referenced Literature: Product Affected: product bulletin Please see the attached pages for brief technical overview of the Bt8471 Multichannel Synchronous Communications Controller (MUSYCC ) device. N8471BL1 N8471BL1 N8474DSB Bt8471 October 26, 1998 ...
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... Bt8471 interfaces to a serial data stream, such as T1/E1 signals, and then transfers data across the popular 32-bit Peripheral Component Interface (PCI) bus to system memory at a rate MHz. Bt8471’s serial interface can be operated up to 8.192 MHz. Logical channels can be mapped as any combination of DS0 timeslots to support ISDN hyperchannels (Nx64 Kb/ any number of bits in a DS0 for subchanneling applications (Nx8 Kb/s) ...
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Ordering Information Model Number Version 28471-16 32-Channel 28471-17 32-Channel Copyright © 1998 Rockwell Semiconductor Systems, Inc. All rights reserved. Print date: October 1998 Rockwell Semiconductor Systems, Inc. reserves the right to make changes to its products or specifications to improve ...
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... Product Definition The Bt8471 is identical to the Bt8472, except the Bt8471 has these features: • 32-channel HDLC controller • 1 serial interface • Pins 12, 13, 15, 16 and 99-101 labeled NC Figure 1 displays the pinout diagram of the Bt8471. Figure 2 displays the logic diagram. Table 1 details Register 0, Address 00h, with the Device ID and Vendor ID bits ...
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... Figure 2. Bt8471 Logic Diagram 155 Bus Grant Acknowledge I/O BGACK* 154 Hold Acknowledge I HLDA (BG*) 153 Hold Request O HOLD (BR*) 152 Expansion Bus Interrupt I EINT* 151 Address Latch Enable O ALE* (AS*) 149 Write Strobe/Read O WR* (R/WR*) Read Strobe O 150 RD* (DS*) 17 Out Of Frame I ROOF[0] 18 Clock I RCLK[0] 19 Synchronization ...
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... Registers shared between Function 0 and 1. N8471BL1 Reset Type Value 8472h RO This unique device identification is assigned by the manufacturer. This field always returns the value 8472h for the Bt8471. 109Eh RO The unique vendor identification assigned to the manufacturer. This field always returns the value 109Eh. Description 3 ...