ucb1500 NXP Semiconductors, ucb1500 Datasheet - Page 25

• Manufacturer Part Number: ucb1500
• Description: Pci To Ac97 Bridge/host Controller
• Manufacturer: NXP Semiconductors

Philips Semiconductors
9397 750 07443
Product specification
8.1.17 [0031]: Receive DMA #1 DT Index
8.1.18 [0032 - 0033]: Reserved
8.1.19 [0034]: Transmit DMA #1 Byte Counter
8.1.20 [0035]: Transmit DMA #1 DT Index
8.1.21 [0035 - 0037]: Reserved
8.1.22 [0038]: Receive DMA #0 Byte Counter
8.1.23 [0039]: Receive DMA #0 DT Index
8.1.24 [0040 - 003B]: Reserved
8.1.25 [003C]: Transmit DMA #0 Byte Counter
8.1.26 [003D]: Transmit DMA #0 DT Index
8.1.27 [003D-0053]: Reserved
Table 31: Receive DMA #1 DT Index register bit description
Table 32: Transmit DMA #1 Byte Counter register bit description
Table 33: Transmit DMA #1 DT Index register bit description
Bit
15-8
7-0
Bit
15-0
Bit
15-8
7-0
Description
Reserved.
Receive DMA #1 DT index
Receive DMA #1 pointer to the current descriptor being processed in the
descriptor table.
Description
Transmit DMA #1 Byte Counter
Number of valid bytes in the data buffer pointed to by transmit DMA #1 current
descriptor entry. This counter counts down beginning with the length
programmed into the current descriptor entry and contains the number of bytes
in the data buffer that has not been transferred yet.
Description
Reserved.
Transmit DMA #1 DT index
Transmit DMA #1 pointer to the current descriptor being processed in the
descriptor table.
Rev. 03 — 7 July 2000
PCI to AC97 bridge/host controller
© Philips Electronics N.V. 2000. All rights reserved.
UCB1500
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