CS42516-CQZR Cirrus Logic Inc, CS42516-CQZR Datasheet - Page 46

• Manufacturer Part Number: CS42516-CQZR
• Description: IC,Soundcard Circuits,QFP,64PIN,PLASTIC
• Manufacturer: Cirrus Logic Inc

46
6. REGISTER DESCRIPTION
All registers are read/write except for the I.D. and Revision Register, OMCK/PLL_CLK Ratio Register, Interrupt Sta-
tus Register, and Q-Channel Subcode Bytes and C-bit or U-bit Data Buffer, which are read only. See the following
bit definition tables for bit assignment information. 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 = 1110
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 CS42516. Permanently set to 1110.
CS42516 revision level.
Revision D is coded as 0100.
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
CS42516
Rev_ID0
MAP0
DS583F1
0
0