Register Descriptions; Device I.d. A-F (Address 01H-03H) (Read Only); Revision I.d. (Address 05H) (Read Only) - Cirrus Logic CS4244 Manual

6. REGISTER DESCRIPTIONS

All registers are read/write unless otherwise stated. All "Reserved" bits must maintain their default state. Default
values are shaded.
6.1 Device I.D. A–F (Address 01h–03h) (Read Only)
7 6
DEV. ID A[3:0]
7 6
DEV. ID C[3:0]
7 6
DEV. ID E[3:0]
6.1.1 Device I.D. (Read Only)
Device I.D. code for the CS4244. Example:.
DEV. ID A[3:0]
4h
6.2

Revision I.D. (Address 05h) (Read Only)

7 6
AREVID3 AREVID2
6.2.1 Alpha Revision (Read Only)
CS4244 Alpha (silicon) revision level.
AREVID[3:0]
Ah
...
6.2.2 Numeric Revision (Read Only)
CS4244 Numeric (metal) revision level.
NREVID[3:0]
0h
...
Note: The Alpha and Numeric revision I.D. are used to form the complete device revision I.D. Example:
A0, A1, B0, B1, B2, etc.
DS900F2
5 4
5 4
5 4
DEV. ID B[3:0] DEV. ID C[3:0]
2h 3h
5 4
AREVID1 AREVID0
Alpha Revision Level
A
...
Numeric Revision Level
0
...
3 2
DEV. ID B[3:0]
3 2
DEV. ID D[3:0]
3 2
DEV. ID D[3:0] DEV. ID E[3:0]
4h 0h
3 2
NREVID3 NREVID2
CS4244
1
1
1
DEV. ID F[3:0]
DEV. ID F[3:0] Part Number
0h CS4244
1
NREVID1 NREVID0
0
0
0
0
47