ucb1500 NXP Semiconductors, ucb1500 Datasheet - Page 38

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

Philips Semiconductors
9397 750 07443
Product specification
8.6.12 [00cb-00cc]: Reserved
8.6.13 [00cd]: AC97 GPIO data register
8.6.14 [00ce-d2]: Reserved
8.6.15 [00d3]: AC97 GPIO_INT enable
8.6.16 [00d4]: Reserved
Table 57: AC97 GPIO data register bit description
Table 58: AC97 GPIO_INT enable register bit description
Bit
15-0
Bit
15-8
7
6-4
3-0
Description
GPIO data register
This register contains data to be written to the AC97 during GPIO write
command, and contains read data from codec during read command. Read data
is valid when register C9h bit 9 is set.
Description
Reserved.
GPIO_INT interrupt enable
Enables interrupt on GPIO_INT.
Reserved.
GPIO_INT interrupt mode
Specifies which transition on GPIO_INT will generate the interrupt, if enabled.
100 = level 0
101 = level 1
110 = positive edge
111 = negative edge
Rev. 03 — 7 July 2000
PCI to AC97 bridge/host controller
© Philips Electronics N.V. 2000. All rights reserved.
UCB1500
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