CM108 查看數據表（PDF） - Unspecified

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CM108

High Integrated USB Audio I/O Controller

Unspecified 

CM108

Integration Dual DAC, Earphone Driver, ADC,

Microphone Booster, PLL, Regulator, and USB Transceiver

HID_IR2 (HID input report byte 2)

Offset : 0x02

Bits Read/Write

Description

7-0

R

When HID_OR0[7] == 1’b1:

Mapped from EEPROM_DATA1

Default

0x00

HID_IR3 (HID input report byte 3)

Offset : 0x03

Bits Read/Write

Description

7-0

R

When HID_OR0[7] == 1’b1:

Mapped from EEPROM_CTRL

Default

0x00

HID_OR0 (HID output report byte 0)

Offset : 0x04

Bits Read/Write

Description

Default

7-6

R / W 0: HID_OR1-2 are used for GPO;

0x0

HID_OR0, 3 are used for SPDIF

1: Reserved

2: Values written to HID_OR0-3 are also

mapped to EEPROM_DATA0-1,

EEPROM_CTRL (See Note)

3: Reserved

5

R / W Reserved

0x0

4

R / W When HID_OR0[7] == 1’b0:

0x0

Valid bit in SPDIF frame

When HID_OR0[7] == 1’b1:

Reserved

3-0

R / W When HID_OR0[7] == 1’b0:

0x0

First nibble of SPDIF status channel

When HID_OR0[7] == 1’b1:

Reserved

Note 1: When EEPROM access is done, HID interrupt will occur. USB host can get the result

from interrupt pipe (endpoint 3).

Note 2: HID_OR0 is used for SPDIF when SPDIF_CONFIG[5] == 1’b0

Date: Nov/01/2004

- 20 -

Version: 1.5

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