92hd91 Integrated Device Technology, 92hd91 Datasheet - Page 290

• Manufacturer Part Number: 92hd91
• Description: Single Chip Pc Audio System Codec+speaker Amplifier+capless Hp+ldo
• Manufacturer: Integrated Device Technology

92HD91
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
IDT CONFIDENTIAL
©2009 INTEGRATED DEVICE TECHNOLOGY, INC.
EQRAM_WRITE[31:24]
verb FA8/7A8
EQRAM_WRITE[23:16]
verb FA9/7A9
EQRAM_WRITE[15:8]
verb FAA/7AA
EQRAM_WRITE[7:0]
verb FAB/7AB
verb FAC/7AC
verb FAD/7AD
Register Address
Register Address
Register Address
Register Address
Register Address
Register Address
7.29.1.33. EQRAM Address Register
This 8-bit register provides the address to the internal RAM when doing indirect writes/reads to the
EQRAM.
7.29.1.34. EQRAM Control Register
This control register provides the write/read enable when doing indirect writes/reads to the EQRAM.I
7:0
7:0
7:0
7:0
7:6
5:0
7
6
5:0
Bit
Bit
Bit
Bit
Bit
Bit
EQWD[31:24]
EQWD[23:16]
EQWD[15:8]
EQWD[7:0]
RSVD
EQADD[5:0]
EQRAM_wr
EQRAM_rd
RSVD
Label
Label
Label
Label
Label
Label
RW
RW
RW
RW
RW
RO
RW
RW
RO
Type
Type
Type
Type Default
Type
Type Default
0x00
0x00
0x00
0x00
0x00
0x00
0
0
0
Default
Default
Default
Default
290
48-bit data register, contains the values to be written to the
EQRAM. The address written will have be specified by the
EQRAM Address fields.
1 = write to EQRAM, cleared by HW when done
1 = read from EQRAM, cleared by HW when done
Reserved
48-bit data register, contains the values to be written to the
EQRAM. The address written will have be specified by the
EQRAM Address fields.
Reserved
Contains the address (between 0x00 and 0x33) of the
EQRAM to be accessed by a read or write. This is not a byte
address--it is the address of the 48-bit data item to be
accessed from the EQRAM.
48-bit data register, contains the values to be written to the
EQRAM. The address written will have be specified by the
EQRAM Address fields.
48-bit data register, contains the values to be written to the
EQRAM. The address written will have be specified by the
EQRAM Address fields.
Description
Description
Description
Description
Description
Description
V 0.91 10/10
92HD91