User guide

DS900F1 47
CS4244
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)
6.1.1 Device I.D. (Read Only)
Device I.D. code for the CS4244. Example:.
6.2 Revision I.D. (Address 05h) (Read Only)
6.2.1 Alpha Revision (Read Only)
CS4244 Alpha (silicon) revision level.
6.2.2 Numeric Revision (Read Only)
CS4244 Numeric (metal) revision level.
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.
76543210
DEV. ID A[3:0] DEV. ID B[3:0]
76543210
DEV. ID C[3:0] DEV. ID D[3:0]
76543210
DEV. ID E[3:0] DEV. ID F[3:0]
DEV. ID A[3:0] DEV. ID B[3:0] DEV. ID C[3:0] DEV. ID D[3:0] DEV. ID E[3:0] DEV. ID F[3:0] Part Number
4h 2h 3h 4h 0h 0h CS4244
76543210
AREVID3 AREVID2 AREVID1 AREVID0 NREVID3 NREVID2 NREVID1 NREVID0
AREVID[3:0] Alpha Revision Level
Ah A
... ...
NREVID[3:0] Numeric Revision Level
0h 0
... ...