CDB42428 Cirrus Logic Inc, CDB42428 Datasheet - Page 42

• Manufacturer Part Number: CDB42428
• Description: BOARD EVAL FOR CS42428 CODEC
• Manufacturer: Cirrus Logic Inc

Specifications of CDB42428

• Main Purpose: Audio, CODEC
• Embedded: Yes, FPGA / CPLD
• Utilized Ic / Part: CS42428/26/18/16
• Primary Attributes: 6 Single-Ended Analog Inputs and 8 Outputs, S/PDIF Digital Audio Transmitter and Receiver
• Secondary Attributes: Graphic User Interface
• Product: Audio Modules
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Contains lead / RoHS non-compliant
• Other names: 598-1499

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6. REGISTER DESCRIPTION
All registers are read/write except for the I.D. and Revision Register, OMCK/PLL_CLK Ratio Register, Clock Status
and Interrupt Status Register which are read only. See the following bit definition tables for bit assignment informa-
tion. The default state of each bit after a power-up sequence or reset is listed in each bit description.
6.1
6.1.1
6.1.2
6.2
6.2.1
6.2.2
Chip_ID3
INCR
7
7
Memory Address Pointer (MAP)
INCREMENT (INCR)
MEMORY ADDRESS POINTER (MAPX)
Chip I.D. and Revision Register (address 01h) (Read Only)
CHIP I.D. (CHIP_IDX)
CHIP REVISION (REV_IDX)
Not a register
Default = 1
Function:
Default = 0000001
Function:
Default = 1111
Function:
Default = xxxx
Function:
Memory Address Pointer auto increment control
Memory Address Pointer (MAP). Sets the register address that will be read or written by the control
port.
I.D. code for the CS42428. Permanently set to 1111.
CS42428 revision level.
Revision C1 is coded as 0101
Revision C is coded as 0011.
Chip_ID2
MAP6
0 -
1 -
6
6
Chip_ID1
MAP5
MAP is not incremented automatically.
Internal MAP is automatically incremented after each read or write.
5
5
CHIP_ID0
MAP4
4
4
Rev_ID3
MAP3
3
3
Rev_ID2
MAP2
2
2
Rev_ID1
MAP1
1
1
CS42428
Rev_ID0
MAP0
DS605F1
0
0