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| CM108AH Datasheet, PDF (21/27 Pages) C-Media Electronics – Highly Integrated USB Audio I/O Controller | |||
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CM108AH
Highly Integrated USB Audio I/O Controller
HID_OR2 (HID output report byte 2)
Offset: 0x06
Bits
Read/Write
Description
When HID_OR0[7:6] == 2âb00: HID_OR2[3:0] is the mode
setting for GPIO4 ~ GPIO1
0: set GPIO to input mode
7-0
R/W
1: set GPIO to output mode
When HID_OR0[7:6] == 2âb01: reserved
When HID_OR0[7:6] == 2âb1x: mapped to EEPROM_DATA1
Default
0x00
HID_OR3 (HID output report byte 3)
Offset: 0x07
Bits
Read/Write
Description
When HID_OR0[7] == 1âb0: category byte of SPDIF status
7-0
R/W
channel
When HID_OR0[7] == 1âb1: mapped to EEPROM_CTRL
Note: HID_OR3 is used for SPDIF when SPDIF_CONFIG[5] == 1âb0
Default
0x00
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Copyright© C-Media Electronics Inc.
Rev. 2.1︱ Page 21/27
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